US6602964B2 — Reactive diluent in moisture curable system

Claim 1

Independent Claim 264 words

A composition comprising: A) a moisture curable polymer selected from the group consisting of silylated polyurethanes, silylated polyethers, and mixtures thereof, and B) a silicone oligomer of the formula: [R 3 SiO 1/2 ] m [O 1/2 Si(R) 2 O 1/2 ] n [SiO 3/2 R] o [SiO 4/2 ] p (I) wherein: each R is independently selected from the group consisting of B, R 1 , —OR 2 , R 3 , and R 4 ; B is an organosilyl functional group bridged to the Si atom of the siloxane oligomer backbone by a Si—C bond; each R 1 is independently a saturated or aromatic hydrocarbon group of 1 to 16 carbon atoms; each R 2 is independently a group as defined for R 1 or an acyl group; each R 3 is independently a monovalent organic group containing an aliphatic unsaturated hydrocarbon group; each R 4 is a monovalent organic group linked to the Si atom of the siloxane oligomer backbone by a Si—C bond that does not include an aliphatic unsaturated hydrocarbon group and that has thereon one or more members selected from the group consisting of ether polysulfide, ester, polyester, carbamate, polyurethane, isocyanurate, thioether, blocked mercaptan, amide, cyano, and oximato groups; with the provisos that at least one R is a B, at least one quarter of all R groups are —OR 2 , and at least one silicon atom of the oligomer has an R 3 group thereon; m is 2 to 10; n is 0 to 20; o is 0 to 20; and p is 0 to 10.

Claim 2

Dependent Claim 264 words

A composition comprising: A) a moisture curable polymer selected from the group consisting of silylated polyurethanes, silylated polyethers, and mixtures thereof, and B) a silicone oligomer of the formula: [R 3 SiO 1/2 ] m [O 1/2 Si(R) 2 O 1/2 ] n [SiO 3/2 R] o [SiO 4/2 ] p (I) wherein: each R is independently selected from the group consisting of B, R 1 , —OR 2 , R 3 , and R 4 ; B is an organosilyl functional group bridged to the Si atom of the siloxane oligomer backbone by a Si—C bond; each R 1 is independently a saturated or aromatic hydrocarbon group of 1 to 16 carbon atoms; each R 2 is independently a group as defined for R 1 or an acyl group; each R 3 is independently a monovalent organic group containing an aliphatic unsaturated hydrocarbon group; each R 4 is a monovalent organic group linked to the Si atom of the siloxane oligomer backbone by a Si—C bond that does not include an aliphatic unsaturated hydrocarbon group and that has thereon one or more members selected from the group consisting of ether polysulfide, ester, polyester, carbamate, polyurethane, isocyanurate, thioether, blocked mercaptan, amide, cyano, and oximato groups; with the provisos that at least one R is a B, at least one quarter of all R groups are —OR 2 , and at least one silicon atom of the oligomer has an R 3 group thereon; m is 2 to 10; n is 0 to 20; o is 0 to 20; and p is 0 to 10.

Claim 3

Dependent Claim 14 words

The composition of claim 1 wherein the moisture curable polymer is a silylated polyurethane.

Claim 4

Dependent Claim 10 words

The composition of claim 1 further comprising a cure catalyst.

Claim 5

Dependent Claim 26 words

The composition of claim 1 further comprising at least one member selected from the group consisting of fillers, plasticizers, thixotropes, antioxidants, UV stabilizers, and adhesion promoters.

Claim 6

Dependent Claim 27 words

The composition of claim 1 further comprising at least one filler selected from the group consisting of fumed silica, precipitated silica, clay, carbon black, and calcium carbonates.

Claim 7

Dependent Claim 29 words

The composition of claim 1 wherein R 1 is selected from the group consisting of methyl, ethyl, i-propyl, i-butyl, t-butyl, pentyl, cyclohexyl, octyl, decyl, dodecyl, phenyl, benzyl, and naphthyl.

Claim 8

Dependent Claim 32 words

The composition of claim 1 wherein R 2 is selected from the group consisting of methyl, ethyl, i-propyl, i-butyl, t-butyl, pentyl, cyclohexyl, octyl, decyl, dodecyl, phenyl, benzyl, naphthyl, acetyl, benzoyl, and propionyl.

Claim 9

Dependent Claim 26 words

The composition of claim 1 wherein R 3 is selected from the group consisting of vinyl, allyl, propargyl, acryloxyalkyl, methacryloxyalkyl, crotyloxyalkyl, styryl, n-octenyl, linolyl, and linolenyl.

Claim 10

Dependent Claim 7 words

The composition of claim 1 wherein m+n+o+p≦45.

Claim 11

Dependent Claim 275 words

An article of manufacture comprising a cured composition prepared from an uncured composition comprising: A) a moisture curable polymer selected from the group consisting of silylated polyurethanes, silylated polyethers, and mixtures thereof; and B) a silicone oligomer of the formula: [R 3 SiO 1/2 ] m [O 1/2 Si(R) 2 O 1/2 ] n [SiO 3/2 R] o [SiO 4/2 ] p (I) wherein: each R is independently selected from the group consisting of B, R 1 , —OR 2 , R 3 , and R 4 ; B is an organosilyl functional group bridged to the Si atom of the siloxane oligomer backbone by a Si—C bond; each R 1 is independently a saturated or aromatic hydrocarbon group of 1 to 16 carbon atoms; each R 2 is independently a group as defined for R 1 or an acyl group; each R 3 is independently a monovalent organic group containing an aliphatic unsaturated hydrocarbon group; each R 4 is a monovalent organic group linked to the Si atom of the siloxane oligomer backbone by a Si—C bond that does not include an aliphatic unsaturated hydrocarbon group and that has thereon one or more members selected from the group consisting of ether polysulfide, ester, polyester, carbamate, polyurethane, isocyanurate, thioether, blocked mercaptan, amide, cyano, and oximato groups; with the provisos that at least one R is a B, at least one quarter of all R groups are —OR 2 , and at least one silicon atom of the oligomer has an R 3 group thereon; m is 2 to 10; n is 0 to 20; o is 0 to 20; and p is 0 to 10.

Claim 12

Dependent Claim 275 words

An article of manufacture comprising a cured composition prepared from an uncured composition comprising: A) a moisture curable polymer selected from the group consisting of silylated polyurethanes, silylated polyethers, and mixtures thereof; and B) a silicone oligomer of the formula: [R 3 SiO 1/2 ] m [O 1/2 Si(R) 2 O 1/2 ] n [SiO 3/2 R] o [SiO 4/2 ] p (I) wherein: each R is independently selected from the group consisting of B, R 1 , —OR 2 , R 3 , and R 4 ; B is an organosilyl functional group bridged to the Si atom of the siloxane oligomer backbone by a Si—C bond; each R 1 is independently a saturated or aromatic hydrocarbon group of 1 to 16 carbon atoms; each R 2 is independently a group as defined for R 1 or an acyl group; each R 3 is independently a monovalent organic group containing an aliphatic unsaturated hydrocarbon group; each R 4 is a monovalent organic group linked to the Si atom of the siloxane oligomer backbone by a Si—C bond that does not include an aliphatic unsaturated hydrocarbon group and that has thereon one or more members selected from the group consisting of ether polysulfide, ester, polyester, carbamate, polyurethane, isocyanurate, thioether, blocked mercaptan, amide, cyano, and oximato groups; with the provisos that at least one R is a B, at least one quarter of all R groups are —OR 2 , and at least one silicon atom of the oligomer has an R 3 group thereon; m is 2 to 10; n is 0 to 20; o is 0 to 20; and p is 0 to 10.

Claim 13

Dependent Claim 14 words

The article of claim 10 wherein the moisture curable polymer is a silylated polyurethane.

Claim 14

Dependent Claim 14 words

The article of claim 10 wherein the uncured composition further comprises a cure catalyst.

Claim 15

Dependent Claim 30 words

The article of claim 10 wherein the cured composition further comprises at least one member selected from the group consisting of fillers, plasticizers, thixotropes, antioxidants, UV stabilizers, and adhesion promoters.

Claim 16

Dependent Claim 31 words

The article of claim 10 wherein the cured composition further comprises at least one filler selected from the group consisting of fumed silica, precipitated silica, clay, carbon black, and calcium carbonates.

Claim 17

Dependent Claim 29 words

The article of claim 10 wherein R 1 is selected from the group consisting of methyl, ethyl, i-propyl, i-butyl, t-butyl, pentyl, cyclohexyl, octyl, decyl, dodecyl, phenyl, benzyl, and naphthyl.

Claim 18

Dependent Claim 32 words

The article of claim 10 wherein R 2 is selected from the group consisting of methyl, ethyl, i-propyl, i-butyl, t-butyl, pentyl, cyclohexyl, octyl, decyl, dodecyl, phenyl, benzyl, naphthyl, acetyl, benzoyl, and propionyl.

Claim 19

Dependent Claim 26 words

The article of claim 10 wherein R 3 is selected from the group consisting of vinyl, allyl, propargyl, acryloxyalkyl, methacryloxyalkyl, crotyloxyalkyl, styryl, n-octenyl, linolyl, and linolenyl.

Claim 20

Dependent Claim 7 words

The article of claim 10 wherein m+n+o+p≦45.

Claim 21

Dependent Claim 11 words

The article of claim 10 wherein said article is a sealant.

Claim 22

Dependent Claim 11 words

The article of claim 10 wherein said article is a coating.

Claim 23

Dependent Claim 11 words

The article of claim 10 wherein said article is an adhesive.

Claim 24

Independent Claim 263 words

A method for the preparation of silylated polyurethanes comprising: A) combining a silylated polyurethane prepolymer with a silicone oligomer of the formula: [R 3 SiO 1/2 ] m [O 1/2 Si(R) 2 O 1/2 ] n [SiO 3/2 R] o [SiO 4/2 ] p (I) wherein: each R is independently selected from the group consisting of B, R 1 , —OR 2 , R 3 , and R 4 ; B is an organosilyl functional group bridged to the Si atom of the siloxane oligomer backbone by a Si—C bond; each R 1 is independently a saturated or aromatic hydrocarbon group of 1 to 16 carbon atoms; each R 2 is independently a group as defined for R 1 or an acyl group; each R 3 is independently a monovalent organic group containing an aliphatic unsaturated hydrocarbon group; each R 4 is a monovalent organic group linked to the Si atom of the siloxane oligomer backbone by a Si—C bond that does not include an aliphatic unsaturated hydrocarbon group and that has thereon one or more members selected from the group consisting of ether polysulfide, ester, polyester, carbamate, polyurethane, isocyanurate, thioether, blocked mercaptan, amide, cyano, and oximato groups; with the provisos that at least one R is a B, at least one quarter of all R groups are —OR 2 , and at least one silicon atom of the oligomer has an R 3 group thereon; m is 2 to 10; n is 0 to 20; o is 0 to 20; and p is 0 to 10; B) curing by exposure to moisture.

Claim 25

Independent Claim 263 words

A method for the preparation of silylated polyurethanes comprising: A) combining a silylated polyurethane prepolymer with a silicone oligomer of the formula: [R 3 SiO 1/2 ] m [O 1/2 Si(R) 2 O 1/2 ] n [SiO 3/2 R] o [SiO 4/2 ] p (I) wherein: each R is independently selected from the group consisting of B, R 1 , —OR 2 , R 3 , and R 4 ; B is an organosilyl functional group bridged to the Si atom of the siloxane oligomer backbone by a Si—C bond; each R 1 is independently a saturated or aromatic hydrocarbon group of 1 to 16 carbon atoms; each R 2 is independently a group as defined for R 1 or an acyl group; each R 3 is independently a monovalent organic group containing an aliphatic unsaturated hydrocarbon group; each R 4 is a monovalent organic group linked to the Si atom of the siloxane oligomer backbone by a Si—C bond that does not include an aliphatic unsaturated hydrocarbon group and that has thereon one or more members selected from the group consisting of ether polysulfide, ester, polyester, carbamate, polyurethane, isocyanurate, thioether, blocked mercaptan, amide, cyano, and oximato groups; with the provisos that at least one R is a B, at least one quarter of all R groups are —OR 2 , and at least one silicon atom of the oligomer has an R 3 group thereon; m is 2 to 10; n is 0 to 20; o is 0 to 20; and p is 0 to 10; B) curing by exposure to moisture.

Claim 26

Dependent Claim 13 words

The method of claim 22 wherein the silylated polyurethane prepolymer is moisture curable.

Claim 27

Dependent Claim 23 words

The method of claim 22 wherein the silylated polyurethane prepolymer and the silicone oligomer are combined in the presence of a cure catalyst.

Claim 28

Dependent Claim 30 words

The method of claim 22 further comprising the step of adding at least one member selected from the group consisting of fillers, plasticizers, thixotropes, antioxidants, UV stabilizers, and adhesion promoters.

Claim 29

Dependent Claim 31 words

The method of claim 22 further comprising the step of adding at least one filler selected from the group consisting of fumed silica, precipitated silica, clay, carbon black, and calcium carbonates.

Claim 30

Dependent Claim 29 words

The method of claim 22 wherein R 1 is selected from the group consisting of methyl, ethyl, i-propyl, i-butyl, t-butyl, pentyl, cyclohexyl, octyl, decyl, dodecyl, phenyl, benzyl, and naphthyl.

Claim 31

Dependent Claim 32 words

The method of claim 22 wherein R 2 is selected from the group consisting of methyl, ethyl, i-propyl, i-butyl, t-butyl, pentyl, cyclohexyl, octyl, decyl, dodecyl, phenyl, benzyl, naphthyl, acetyl, benzoyl, and propionyl.

Claim 32

Dependent Claim 26 words

The method of claim 22 wherein R 3 is selected from the group consisting of vinyl, allyl, propargyl, acryloxyalkyl, methacryloxyalkyl, crotyloxyalkyl, styryl, n-octenyl, linolyl, and llinolenyl.

Claim 33

Dependent Claim 7 words

The method of claim 22 wherein m+n+o+p≦45.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	2006-08-04	2007-02-03	2007-08-05	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	2010-08-04	2011-02-03	2011-08-05	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2014-08-04	2015-02-03	2015-08-05	$7700.00	Window Closed / Lapsed

Reactive diluent in moisture curable system

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