US5914299A — Abrasive articles including a polymeric additive

Claim 1

Independent Claim 102 words

An abrasive article comprising: a backing having a first major surface and a second major surface; a plurality of abrasive particles; and at least one binder system formed from a composition comprising a thermosetting resin and a polymeric additive comprising a polymeric backbone component having substituents attached thereto, wherein the substituents comprise: at least one urethane linked nitrogen-bonded hydrocarbon side chain having about 5 carbon atoms or more in length and a terminal methyl group; and at least one oxygen linked water solubilizing group, wherein the binder system adheres the plurality of abrasive particles to the first major surface of the backing.

Claim 2

Dependent Claim 102 words

An abrasive article comprising: a backing having a first major surface and a second major surface; a plurality of abrasive particles; and at least one binder system formed from a composition comprising a thermosetting resin and a polymeric additive comprising a polymeric backbone component having substituents attached thereto, wherein the substituents comprise: at least one urethane linked nitrogen-bonded hydrocarbon side chain having about 5 carbon atoms or more in length and a terminal methyl group; and at least one oxygen linked water solubilizing group, wherein the binder system adheres the plurality of abrasive particles to the first major surface of the backing.

Claim 3

Dependent Claim 56 words

The abrasive article of claim 1 wherein the substituents further comprise hydrogen; a hydroxyl group; a halide; an alkyl group; ##STR22## --O--R 5 ; --R 6 ; and mixtures thereof wherein each R 4 , R 5 , and R 6 are independently selected from the group of an aliphatic, an aromatic group, and mixtures thereof.

Claim 4

Dependent Claim 59 words

The abrasive article of claim 2 wherein the water solubilizing group comprises an anion selected from the group of --OSO 2 O - , --SO 2 O - , --CO 2 - , (--O) 2 P(O)O - , --OP(O)(O - ) 2 , --P(O)(O - ) 2 , --P(O - ) 2 , and --PO(O - ) 2 .

Claim 5

Dependent Claim 61 words

The abrasive article of claim 1 wherein the water solubilizing group comprises a cation selected from the group of --NH(R 8 ) 2 + or --N(R 8 ) 3 + , wherein R 8 is selected from the group of a phenyl group; a cycloaliphatic group; and a straight or branched aliphatic group having about 1 to about 12 carbon atoms.

Claim 6

Dependent Claim 21 words

The abrasive article of claim 1 wherein the water solubilizing group comprises an acidic group capable of forming an anionic species.

Claim 7

Dependent Claim 35 words

The abrasive article of claim 1 wherein the plurality of abrasive particles and the at least one binder system together comprise a plurality of precisely shaped composites on the first major surface of the backing.

Claim 8

Dependent Claim 39 words

The abrasive article of claim 1 wherein the thermosetting resin is selected from the group of a phenolic resin, an aminoplast resin having pendant α,β-unsaturated carbonyl groups, a urethane resin, an epoxy resin, a urea-formaldehyde resin, and mixtures thereof.

Claim 9

Dependent Claim 14 words

The abrasive article of claim 1 wherein the thermosetting resin comprises a phenolic resin.

Claim 10

Dependent Claim 66 words

The abrasive article of claim 1 wherein the at least one binder system is formed from a composition further comprising an optional additive selected from the group of a filler, a fiber-containing material, an antistatic agent, a lubricant, a wetting agent, a surfactant, a pigment, a dye, a coupling agent, a plasticizer, a release agent, a suspending agent, a curing agent, and a compatible mixture thereof.

Claim 11

Dependent Claim 133 words

An abrasive article comprising: a backing having a first major surface and a second major surface; a plurality of abrasive particles; a make coat binder system formed from a binder precursor, wherein the make coat binder system bonds the plurality of abrasive particles to the first major surface of the backing; and a size coat binder system formed from a composition comprising a thermosetting resin and a polymeric additive comprising a polymeric backbone component having substituents attached thereto, wherein the substituents comprise: at least one urethane linked nitrogen-bonded hydrocarbon side chain having about 5 carbon atoms or more in length and a terminal methyl group; and at least one oxygen linked water solubilizing group, wherein the size coat binder system forms at least a portion of a peripheral surface of the abrasive article.

Claim 12

Dependent Claim 133 words

An abrasive article comprising: a backing having a first major surface and a second major surface; a plurality of abrasive particles; a make coat binder system formed from a binder precursor, wherein the make coat binder system bonds the plurality of abrasive particles to the first major surface of the backing; and a size coat binder system formed from a composition comprising a thermosetting resin and a polymeric additive comprising a polymeric backbone component having substituents attached thereto, wherein the substituents comprise: at least one urethane linked nitrogen-bonded hydrocarbon side chain having about 5 carbon atoms or more in length and a terminal methyl group; and at least one oxygen linked water solubilizing group, wherein the size coat binder system forms at least a portion of a peripheral surface of the abrasive article.

Claim 13

Dependent Claim 56 words

The abrasive article of claim 10 wherein the substituents further comprise hydrogen; a hydroxyl group; a halide; an alkyl group; ##STR23## --O--R 5 ; --R 6 ; and mixtures thereof, wherein each R 4 , R 5 , and R 6 are independently selected from the group of an aliphatic, an aromatic group, and mixtures thereof.

Claim 14

Dependent Claim 59 words

The abrasive article of claim 10 wherein the water solubilizing group comprises an anion selected from the group of --OSO 2 O - , --SO 2 O - , --CO 2 - , (--O) 2 P(O)O - , --OP(O)(O - ) 2 , --P(O)(O - ) 2 , --P(O - ) 2 , and --PO(O - ) 2 .

Claim 15

Dependent Claim 61 words

The abrasive article of claim 10 wherein the water solubilizing group comprises a cation selected from the group of --NH(R 8 ) 2 + or --N(R 8 ) 3 + , wherein R 8 is selected from the group of a phenyl group; a cycloaliphatic group; and a straight or branched aliphatic group having about 1 to about 12 carbon atoms.

Claim 16

Dependent Claim 21 words

The abrasive article of claim 10 wherein the water solubilizing group comprises an acidic group capable of forming an anionic species.

Claim 17

Dependent Claim 39 words

The abrasive article of claim 10 wherein the thermosetting resin is selected from the group of a phenolic resin, an aminoplast resin having pendant α,β-unsaturated carbonyl groups, a urethane resin, an epoxy resin, a urea-formaldehyde resin, and mixtures thereof.

Claim 18

Dependent Claim 14 words

The abrasive article of claim 15 wherein the thermosetting resin comprises a phenolic resin.

Claim 19

Dependent Claim 65 words

The abrasive article of claim 10 wherein the size coat binder system is formed from a composition further comprising an optional additive selected from the group of a filler, a fiber-containing material, an antistatic agent, a lubricant, a wetting agent, a surfactant, a pigment, a dye, a coupling agent, a plasticizer, a release agent, a suspending agent, a curing agent, and a compatible mixture thereof.

Claim 20

Dependent Claim 43 words

The abrasive article of claim 10 wherein the abrasive article exhibits an increase in total cut in a Woodsanding Normal Force Test as compared to an abrasive article including a size coat binder system formed from a composition containing substantially no polymeric additive.

Claim 21

Dependent Claim 217 words

An abrasive article comprising: a backing having a first major surface and a second major surface; a plurality of abrasive particles; a make coat binder system formed from a first binder precursor, wherein the make coat binder system bonds the plurality of abrasive particles to the first major surface of the backing; and a size coat binder system formed from a composition comprising a thermosetting resin and a polymeric additive comprising: ##STR24## wherein each R 1 is independently selected from the group of hydrogen and an aliphatic group, each X is independently selected from the group of hydrogen; a hydroxyl group; a halide; an alkylene, an alkenylene, an arylene group, or mixtures thereof, having a terminal hydroxyl group; ##STR25## --O--R 5 ; and --R 6 , wherein each R 4 , R 5 and R 6 are independently selected from the group of an aliphatic group, an aromatic group, and mixtures thereof, q is about 5 or more, and wherein each R 3 is independently a divalent organic linking group; m is 0 or 1; and each Y is independently a functionality capable of being ionized or is the ionized form thereof, and further wherein x is about 0 to about 70; y is about 5 to about 95; and z is about 5 to about 50.

Claim 22

Dependent Claim 217 words

An abrasive article comprising: a backing having a first major surface and a second major surface; a plurality of abrasive particles; a make coat binder system formed from a first binder precursor, wherein the make coat binder system bonds the plurality of abrasive particles to the first major surface of the backing; and a size coat binder system formed from a composition comprising a thermosetting resin and a polymeric additive comprising: ##STR24## wherein each R 1 is independently selected from the group of hydrogen and an aliphatic group, each X is independently selected from the group of hydrogen; a hydroxyl group; a halide; an alkylene, an alkenylene, an arylene group, or mixtures thereof, having a terminal hydroxyl group; ##STR25## --O--R 5 ; and --R 6 , wherein each R 4 , R 5 and R 6 are independently selected from the group of an aliphatic group, an aromatic group, and mixtures thereof, q is about 5 or more, and wherein each R 3 is independently a divalent organic linking group; m is 0 or 1; and each Y is independently a functionality capable of being ionized or is the ionized form thereof, and further wherein x is about 0 to about 70; y is about 5 to about 95; and z is about 5 to about 50.

Claim 23

Dependent Claim 59 words

The abrasive article of claim 19 wherein the water solubilizing group comprises an anion selected from the group of --OSO 2 O - , --SO 2 O - , --CO 2 - , (--O) 2 P(O)O - , --OP(O)(O - ) 2 , --P(O)(O - ) 2 , --P(O - ) 2 , and --PO(O - ) 2 .

Claim 24

Dependent Claim 61 words

The abrasive article of claim 19 wherein the water solubilizing group comprises a cation selected from the group of --NH(R 8 ) 2 + or --N(R 8 ) 3 + , wherein R 8 is selected from the group of a phenyl group; a cycloaliphatic group; and a straight or branched aliphatic group having about 1 to about 12 carbon atoms.

Claim 25

Dependent Claim 21 words

The abrasive article of claim 19 wherein the water solubilizing group comprises an acidic group capable of forming an anionic species.

Claim 26

Dependent Claim 39 words

The abrasive article of claim 19 wherein the thermosetting resin is selected from the group of a phenolic resin, an aminoplast resin having pendant α,β-unsaturated carbonyl groups, a urethane resin, an epoxy resin, a urea-formaldehyde resin, and mixtures thereof.

Claim 27

Dependent Claim 14 words

The abrasive article of claim 22 wherein the thermosetting resin comprises a phenolic resin.

Claim 28

Dependent Claim 65 words

The abrasive article of claim 19 wherein the size coat binder system is formed from a composition further comprising an optional additive selected from the group of a filler, a fiber-containing material, an antistatic agent, a lubricant, a wetting agent, a surfactant, a pigment, a dye, a coupling agent, a plasticizer, a release agent, a suspending agent, a curing agent, and a compatible mixture thereof.

Claim 29

Dependent Claim 28 words

The abrasive article of claim 19 further comprising a peripheral coating formed from another binder precursor, wherein the peripheral coating is formed on the size coat binder system.

Claim 30

Dependent Claim 235 words

An abrasive article comprising: a backing having a first major surface and a second major surface; a plurality of abrasive particles; a make coat binder system formed from a first binder precursor, wherein the make coat binder system bonds the plurality of abrasive particles to the first major surface of the backing; and a peripheral coat binder system wherein the peripheral coat is present over the size coat formed from a composition comprising: a thermosetting resin; and a polymeric additive comprising repeat units of the formula: ##STR26## wherein each R 1 is independently selected from the group of hydrogen and an aliphatic group; and each R is independently selected from the group of X; a urethane-linked hydrocarbon: ##STR27## wherein q is 5 or more; and an oxygen linked water solubilizing group: ##STR28## wherein each X moiety is independently selected from the group of hydrogen; a hydroxyl group; a halide; an alkylene, an alkenylene, an arylene group, or mixtures thereof, having a terminal hydroxyl group; ##STR29## --O--R 5 ; or --R 6 , wherein each R 4 , R 5 , and R 6 are independently selected from the group of an aliphatic group, an aromatic group, and mixtures thereof, and further wherein each R 3 is independently a divalent organic linking group; m is 0 or 1; and each Y moiety independently comprises a functionality capable of being ionized or is the ionized form thereof.

Claim 31

Dependent Claim 235 words

An abrasive article comprising: a backing having a first major surface and a second major surface; a plurality of abrasive particles; a make coat binder system formed from a first binder precursor, wherein the make coat binder system bonds the plurality of abrasive particles to the first major surface of the backing; and a peripheral coat binder system wherein the peripheral coat is present over the size coat formed from a composition comprising: a thermosetting resin; and a polymeric additive comprising repeat units of the formula: ##STR26## wherein each R 1 is independently selected from the group of hydrogen and an aliphatic group; and each R is independently selected from the group of X; a urethane-linked hydrocarbon: ##STR27## wherein q is 5 or more; and an oxygen linked water solubilizing group: ##STR28## wherein each X moiety is independently selected from the group of hydrogen; a hydroxyl group; a halide; an alkylene, an alkenylene, an arylene group, or mixtures thereof, having a terminal hydroxyl group; ##STR29## --O--R 5 ; or --R 6 , wherein each R 4 , R 5 , and R 6 are independently selected from the group of an aliphatic group, an aromatic group, and mixtures thereof, and further wherein each R 3 is independently a divalent organic linking group; m is 0 or 1; and each Y moiety independently comprises a functionality capable of being ionized or is the ionized form thereof.

Claim 32

Dependent Claim 101 words

An abrasive article comprising: a backing having a first major surface and a second major surface; a plurality of abrasive particles; and at least one binder system formed from a composition comprising a thermosetting resin and a polymeric additive comprising an ethylene-containing backbone having substituents attached thereto, wherein the substituents comprise: at least one urethane linked nitrogen-bonded hydrocarbon side chain having about 5 carbon atoms or more in length and a terminal methyl group; and at least one oxygen linked water solubilizing group, wherein the binder system adheres the plurality of abrasive particles to the first major surface of the backing.

Claim 33

Dependent Claim 101 words

An abrasive article comprising: a backing having a first major surface and a second major surface; a plurality of abrasive particles; and at least one binder system formed from a composition comprising a thermosetting resin and a polymeric additive comprising an ethylene-containing backbone having substituents attached thereto, wherein the substituents comprise: at least one urethane linked nitrogen-bonded hydrocarbon side chain having about 5 carbon atoms or more in length and a terminal methyl group; and at least one oxygen linked water solubilizing group, wherein the binder system adheres the plurality of abrasive particles to the first major surface of the backing.

Claim 34

Dependent Claim 23 words

The abrasive article of claim 28 wherein the peripheral coating is selected from the group of a size coat and a supersize coat.

Claim 35

Dependent Claim 65 words

The abrasive article of claim 28 wherein the peripheral coat binder system is formed from a composition further comprising an optional additive selected from the group of a filler, a fiber-containing material, an antistatic agent, a lubricant, a wetting agent, a surfactant, a pigment, a dye, a coupling agent, a plasticizer, a release agent, a suspending agent, a curing agent, and a compatible mixture thereof.

Claim 36

Dependent Claim 98 words

An abrasive article comprising: a backing having a first major surface and a second major surface; a plurality of abrasive particles; and at least one binder system formed from a composition comprising a polymeric additive comprising a polymeric backbone component having substituents attached thereto, wherein the substituents comprise: at least one urethane linked nitrogen-bonded hydrocarbon side chain having about 5 carbon atoms or more in length and a terminal methyl group; and at least one oxygen linked water solubilizing group, wherein the binder system adheres the plurality of abrasive particles to the first major surface of the backing.

Claim 37

Dependent Claim 98 words

An abrasive article comprising: a backing having a first major surface and a second major surface; a plurality of abrasive particles; and at least one binder system formed from a composition comprising a polymeric additive comprising a polymeric backbone component having substituents attached thereto, wherein the substituents comprise: at least one urethane linked nitrogen-bonded hydrocarbon side chain having about 5 carbon atoms or more in length and a terminal methyl group; and at least one oxygen linked water solubilizing group, wherein the binder system adheres the plurality of abrasive particles to the first major surface of the backing.

Claim 38

Dependent Claim 56 words

The abrasive article of claim 31 wherein the substituents further comprise hydrogen; a hydroxyl group; a halide; an alkyl group; ##STR30## --O--R 5 ; --R 6 ; and mixtures thereof, wherein each R 4 , R 5 , and R 6 are independently selected from the group of an aliphatic, an aromatic group, and mixtures thereof.

Claim 39

Independent Claim 118 words

A method for making a coated abrasive article, comprising the steps of: applying a first binder precursor to a substrate; at least partially embedding a plurality of abrasive particles in the first binder precursor; at least partially curing the first binder precursor; applying a composition formed by blending a thermosetting resin and a polymeric additive over the at least partially cured first binder precursor and the plurality of abrasive particles, wherein the polymeric additive comprises an ethylene-containing backbone having at least one pendant urethane linked nitrogen-bonded hydrocarbon side chain having about 5 carbon atoms or more in length and a terminal methyl group; and at least pendant one oxygen linked water solubilizing group; and curing the thermosetting resin.

Claim 40

Independent Claim 118 words

A method for making a coated abrasive article, comprising the steps of: applying a first binder precursor to a substrate; at least partially embedding a plurality of abrasive particles in the first binder precursor; at least partially curing the first binder precursor; applying a composition formed by blending a thermosetting resin and a polymeric additive over the at least partially cured first binder precursor and the plurality of abrasive particles, wherein the polymeric additive comprises an ethylene-containing backbone having at least one pendant urethane linked nitrogen-bonded hydrocarbon side chain having about 5 carbon atoms or more in length and a terminal methyl group; and at least pendant one oxygen linked water solubilizing group; and curing the thermosetting resin.

Claim 41

Dependent Claim 58 words

The method of claim 33 wherein the water solubilizing group comprises an anion selected from the group of --OSO 2 O - , --SO 2 O - , --CO 2 - , (--O) 2 P(O)O - , --OP(O)(O - ) 2 , --P(O)(O - ) 2 , --P(O - ) 2 , and --PO(O - ) 2 .

Claim 42

Dependent Claim 60 words

The method of claim 33 wherein the water solubilizing group comprises a cation selected from the group of --NH(R 8 ) 2 + or --N(R 8 ) 3 + , wherein R 8 is selected from the group of a phenyl group; a cycloaliphatic group; and a straight or branched aliphatic group having about 1 to about 12 carbon atoms.

Claim 43

Dependent Claim 20 words

The method of claim 33 wherein the water solubilizing group comprises an acidic group capable of forming an anionic species.

Claim 44

Dependent Claim 38 words

The method of claim 33 wherein the thermosetting resin is selected from the group of a phenolic resin, an aminoplast resin having pendant α,β-unsaturated carbonyl groups, a urethane resin, an epoxy resin, a urea-formaldehyde resin, and mixtures thereof.

Claim 45

Dependent Claim 13 words

The method of claim 37 wherein the thermosetting resin comprises a phenolic resin.

Claim 46

Dependent Claim 56 words

The method of claim 33 wherein the composition further comprises an optional additive selected from the group of a filler, a fiber-containing material, an antistatic agent, a lubricant, a wetting agent, a surfactant, a pigment, a dye, a coupling agent, a plasticizer, a release agent, a suspending agent, a curing agent, and a compatible mixture thereof.

Claim 47

Dependent Claim 54 words

The method of claim 33 further comprising the steps of: applying an intermediate binder precursor over the at least partially cured first resin precursor and the plurality of abrasive particles; and at least partially curing the intermediate binder precursor prior to applying the composition formed by blending a thermosetting resin and a polymeric additive.

Claim 48

Dependent Claim 64 words

The method of claim 40 wherein the intermediate binder precursor is selected from the group of a phenolic resin, an aminoplast resin having pendant α,β-unsaturated carbonyl groups, a urethane resin, an epoxy resin, a urea-formaldehyde resin, an isocyanurate resin, a melamine-formaldehyde resin, an acrylate resin, an acrylated isocyanurate resin, an acrylated urethane resin, an acrylated epoxy resin, a bismaleimide resin, and a mixture thereof.

Claim 49

Dependent Claim 16 words

The method of claim 41 wherein the intermediate binder precursor comprises a phenolic resin binder precursor.

Claim 50

Independent Claim 151 words

A method of reducing a surface of a workpiece comprising the steps of: frictionally engaging a peripheral surface of an abrasive article with a surface of a workpiece, wherein the abrasive article comprises: a backing having a first major surface and a second major surface; a plurality of abrasive particles; at least one binder system formed from a composition comprising a thermosetting resin and a polymeric additive comprising a polymeric backbone component having substituents attached thereto, wherein the substituents comprise: at least one urethane linked nitrogen-bonded hydrocarbon side chain having about 5 carbon atoms or more in length and a terminal methyl group; and at least one oxygen linked water solubilizing group, wherein the binder system adheres the plurality of abrasive particles to the first major surface of the backing; and moving the abrasive article and the workpiece relative to each other such that the surface of the workpiece is reduced.

Claim 51

Independent Claim 151 words

A method of reducing a surface of a workpiece comprising the steps of: frictionally engaging a peripheral surface of an abrasive article with a surface of a workpiece, wherein the abrasive article comprises: a backing having a first major surface and a second major surface; a plurality of abrasive particles; at least one binder system formed from a composition comprising a thermosetting resin and a polymeric additive comprising a polymeric backbone component having substituents attached thereto, wherein the substituents comprise: at least one urethane linked nitrogen-bonded hydrocarbon side chain having about 5 carbon atoms or more in length and a terminal methyl group; and at least one oxygen linked water solubilizing group, wherein the binder system adheres the plurality of abrasive particles to the first major surface of the backing; and moving the abrasive article and the workpiece relative to each other such that the surface of the workpiece is reduced.

Claim 52

Independent Claim 193 words

A method of using an abrasive article to reduce a surface of a workpiece comprising the steps of: frictionally engaging a peripheral surface of an abrasive article with a surface of a workpiece, wherein the abrasive article comprises: a backing having a first major surface and a second major surface; a plurality of abrasive particles; a make coat binder system formed from a first binder precursor, wherein the make coat binder system bonds the plurality of abrasive particles to the first major surface of the backing; and a size coat binder system present over the abrasive particles on at least a portion of the plurality of the abrasive particles forming at least a portion of the peripheral surface, wherein the size coat binder system is formed from a composition comprising a thermosetting resin and an ethylene-containing backbone having at least one pendant urethane linked nitrogen-bonded hydrocarbon side chain having about 5 carbon atoms or more in length and a terminal methyl group; and at least one pendant oxygen linked water solubilizing group; and moving the abrasive article and the workpiece relative to each other such that the surface of the workpiece is reduced.

Claim 53

Independent Claim 193 words

A method of using an abrasive article to reduce a surface of a workpiece comprising the steps of: frictionally engaging a peripheral surface of an abrasive article with a surface of a workpiece, wherein the abrasive article comprises: a backing having a first major surface and a second major surface; a plurality of abrasive particles; a make coat binder system formed from a first binder precursor, wherein the make coat binder system bonds the plurality of abrasive particles to the first major surface of the backing; and a size coat binder system present over the abrasive particles on at least a portion of the plurality of the abrasive particles forming at least a portion of the peripheral surface, wherein the size coat binder system is formed from a composition comprising a thermosetting resin and an ethylene-containing backbone having at least one pendant urethane linked nitrogen-bonded hydrocarbon side chain having about 5 carbon atoms or more in length and a terminal methyl group; and at least one pendant oxygen linked water solubilizing group; and moving the abrasive article and the workpiece relative to each other such that the surface of the workpiece is reduced.

Claim 54

Independent Claim 200 words

A method of using an abrasive article to reduce a surface of a workpiece comprising the steps of: frictionally engaging a peripheral surface an abrasive article with a surface of a workpiece, wherein the abrasive article comprises: a backing having a first major surface and a second major surface; a plurality of abrasive particles; a make coat binder system formed from a first binder precursor, wherein the make coat binder system bonds the plurality of abrasive particles to the first major surface of the backing; a size coat binder system present over the abrasive particles on at least a portion of the plurality of the abrasive particles forming at least a portion of the peripheral surface, wherein the size coat binder system is formed from a composition comprising a thermosetting resin and a polymeric additive comprising an ethylene-containing backbone having substituents attached thereto, wherein the substituents comprise: at least one urethane linked nitrogen-bonded hydrocarbon side chain having about 5 carbon atoms or more in length and a terminal methyl group; and at least one oxygen linked water solubilizing group; and moving the abrasive article and the workpiece relative to each other such that the surface of the workpiece is reduced.

Claim 55

Independent Claim 200 words

A method of using an abrasive article to reduce a surface of a workpiece comprising the steps of: frictionally engaging a peripheral surface an abrasive article with a surface of a workpiece, wherein the abrasive article comprises: a backing having a first major surface and a second major surface; a plurality of abrasive particles; a make coat binder system formed from a first binder precursor, wherein the make coat binder system bonds the plurality of abrasive particles to the first major surface of the backing; a size coat binder system present over the abrasive particles on at least a portion of the plurality of the abrasive particles forming at least a portion of the peripheral surface, wherein the size coat binder system is formed from a composition comprising a thermosetting resin and a polymeric additive comprising an ethylene-containing backbone having substituents attached thereto, wherein the substituents comprise: at least one urethane linked nitrogen-bonded hydrocarbon side chain having about 5 carbon atoms or more in length and a terminal methyl group; and at least one oxygen linked water solubilizing group; and moving the abrasive article and the workpiece relative to each other such that the surface of the workpiece is reduced.

Claim 56

Independent Claim 229 words

A method of using an abrasive article to reduce a surface of a workpiece comprising the steps of: frictionally engaging a peripheral surface of a peripheral surface of an abrasive article with a surface of a workpiece, wherein the abrasive article comprises: a backing having a first major surface and a second major surface; a plurality of abrasive particles; a make coat binder system formed from a first binder precursor, wherein the make coat binder system bonds the plurality of abrasive particles to the first major surface of the backing; a peripheral coat binder system present over the abrasive particles on at least a portion of the plurality of the abrasive particles forming at least a portion of the peripheral surface, wherein the peripheral coat binder system is formed from a composition comprising: a thermosetting resin comprising a phenolic resin; and a polymeric additive comprising a polymeric backbone component having at least one pendent urethane-linked hydrocarbon: ##STR31## wherein q is 5 or more; and at least one pendant oxygen linked water solubilizing group: ##STR32## wherein each R 3 is independently a divalent organic linking group; m is 0 or 1; and each Y moiety independently comprises a functionality capable of being ionized or is the ionized form thereof; and moving the abrasive article and the workpiece relative to each other such that the surface of the workpiece is reduced.

Claim 57

Independent Claim 229 words

A method of using an abrasive article to reduce a surface of a workpiece comprising the steps of: frictionally engaging a peripheral surface of a peripheral surface of an abrasive article with a surface of a workpiece, wherein the abrasive article comprises: a backing having a first major surface and a second major surface; a plurality of abrasive particles; a make coat binder system formed from a first binder precursor, wherein the make coat binder system bonds the plurality of abrasive particles to the first major surface of the backing; a peripheral coat binder system present over the abrasive particles on at least a portion of the plurality of the abrasive particles forming at least a portion of the peripheral surface, wherein the peripheral coat binder system is formed from a composition comprising: a thermosetting resin comprising a phenolic resin; and a polymeric additive comprising a polymeric backbone component having at least one pendent urethane-linked hydrocarbon: ##STR31## wherein q is 5 or more; and at least one pendant oxygen linked water solubilizing group: ##STR32## wherein each R 3 is independently a divalent organic linking group; m is 0 or 1; and each Y moiety independently comprises a functionality capable of being ionized or is the ionized form thereof; and moving the abrasive article and the workpiece relative to each other such that the surface of the workpiece is reduced.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	2002-06-21	2002-12-21	2003-06-22	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	2006-06-21	2006-12-21	2007-06-22	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2010-06-21	2010-12-21	2011-06-22	$7700.00	Window Closed / Lapsed

Abrasive articles including a polymeric additive

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