Polymers containing aromatic sulfonic acid ester or amide groups

Claim 2

A functional group containing homopolymer or copolymer having aromatic sulfonic acid ester or amido groups, said homopolymer or copolymer containing therein monomer units of the general formula ##STR12## wherein R 1 is ##STR13## R 2 is ##STR14## R 3 is a hydrogen atom or a methyl group; R 4 is ##STR15## R 5 is --CH 2 ) m ; m is 0 or 1; n is 1, 2, 3 or 4; x is --O--, --S--, --NH-- or --NR 10 --; R 8 is a hydrogen atom, a chlorine atom, a bromine atom, a fluorine atom H--CH 2 ) n H--CH 2 ) n O--, a nitro group, a sulfo group or a carboxy group; and R 9 is a hydrogen atom, a bromine atom, a fluorine atom, a chlorine atom, H--CH 2 ) n , H--CH 2 ) n O--, a nitro group, a sulfo group, a carboxy group, a cyano group, a phenyl group, an acetyl group, a phenoxy group, or a benzoyl group; and R 10 is ##STR16## and in the case of said copolymer, polymerized units of unsaturated comonomer copolymerizable with said monomer.

Claim 3

The homopolymer or copolymer of claim 1, wherein said polymer contains said monomer units at a level of at least 2 mol %.

Claim 4

The homopolymer or copolymer of claim 1, wherein said polymer contains monomer units of the formula ##STR17## wherein R 1 , R 3 , R 4 and X are as defined in claim 1.

Claim 5

The homopolymer or copolymer of claim 1, wherein said polymer contains monomer units of the formula ##STR18## wherein R 1 , R 3 , R 5 and X are as described in claim 1.

Claim 6

A process for obtaining a polymer comprising homopolymerizing monomers having the general formula ##STR19## wherein R 1 is ##STR20## R 2 is ##STR21## R 3 is a hydrogen atom or a methyl group; R 4 is ##STR22## R 5 is (CH 2 ) m ; R 8 is a hydrogen atom, a chlorine atom, a bromine atom, a fluorine atom, H--CH 2 ) n , H--CH 2 ) n O--, a nitro group, a sulfo group or a carboxy group; R 9 is a hydrogen atom, a bromine atom, a fluorine atom, a chlorine atom, H--CH 2 ) n , a nitro group, a sulfo group, a carboxy group, a cyano group, a phenyl group, an acetyl group, a phenoxy group, or a benzoyl group and R 10 is ##STR23## X is --O--, --S--, --NH--, or --NR 10 --; n is 1, 2, 3 or 4; m is 0 or 1; or copolymerizing at least one monomer of the above general formulas with another unsaturated monomer copolymerizable therewith, the amount of said monomer being present to provide at least 0.001 mol percent substitution of said polymer.

Claim 7

A process for obtaining a polymer comprising homopolymerizing monomers having the general formula ##STR19## wherein R 1 is ##STR20## R 2 is ##STR21## R 3 is a hydrogen atom or a methyl group; R 4 is ##STR22## R 5 is (CH 2 ) m ; R 8 is a hydrogen atom, a chlorine atom, a bromine atom, a fluorine atom, H--CH 2 ) n , H--CH 2 ) n O--, a nitro group, a sulfo group or a carboxy group; R 9 is a hydrogen atom, a bromine atom, a fluorine atom, a chlorine atom, H--CH 2 ) n , a nitro group, a sulfo group, a carboxy group, a cyano group, a phenyl group, an acetyl group, a phenoxy group, or a benzoyl group and R 10 is ##STR23## X is --O--, --S--, --NH--, or --NR 10 --; n is 1, 2, 3 or 4; m is 0 or 1; or copolymerizing at least one monomer of the above general formulas with another unsaturated monomer copolymerizable therewith, the amount of said monomer being present to provide at least 0.001 mol percent substitution of said polymer.

Claim 8

A homopolymer of or copolymer having therein a degree of substitution of at least 0.001 mol percent of monomer units of the formula ##STR24## wherein R 3 is a hydrogen atom or a methyl group; R 4 is ##STR25## R 8 is a hydrogen atom, a chlorine atom, a bromine atom, a fluorine atom, H--CH 2 ) n , H--CH 2 ) n O--, a nitro group, a sulfo group or a carboxy group; R 9 is a hydrogen atom, a bromine atom, a fluorine atom, a chlorine atom, H--CH 2 ) n , H--CH 2 ) n O--, a nitro group, a sulfo group, a carboxy group, a cyano group, a phenyl group, an acetyl group, a phenoxy group, or a benzoyl group, n is 1, 2, 3 or 4 and in the case of said copolymer, also containing polymerized units of an unsaturated comonomer copolymerizable with said monomer.

Claim 9

A homopolymer of or copolymer having therein a degree of substitution of at least 0.001 mol percent of monomer units of the formula ##STR24## wherein R 3 is a hydrogen atom or a methyl group; R 4 is ##STR25## R 8 is a hydrogen atom, a chlorine atom, a bromine atom, a fluorine atom, H--CH 2 ) n , H--CH 2 ) n O--, a nitro group, a sulfo group or a carboxy group; R 9 is a hydrogen atom, a bromine atom, a fluorine atom, a chlorine atom, H--CH 2 ) n , H--CH 2 ) n O--, a nitro group, a sulfo group, a carboxy group, a cyano group, a phenyl group, an acetyl group, a phenoxy group, or a benzoyl group, n is 1, 2, 3 or 4 and in the case of said copolymer, also containing polymerized units of an unsaturated comonomer copolymerizable with said monomer.

Claim 10

A process for preparing the polymer of claim 6, which comprizises homopolymerizing at least one compound having the general formula ##STR26## wherein R 3 is a hydrogen atom or a methyl group; R 4 is ##STR27## R 9 is a hydrogen atom, a bromine atom, a fluorine atom, a chlorine atom, H--CH 2 ) n , H--CH 2 ) n O--, a nitro group, a sulfo group, a carboxy group, a cyano group, a phenyl group, an acetyl group, a phenoxy group, or a benzoyl group and n is 1, 2, 3 or 4; or copolymerizing said monomer with an unsaturated comonomer copolymerizable therewith.

Claim 11

A process for preparing a polymer of claim 6, which comprises treating a polymer having the following monomer unit ##STR28## wherein R 3 is a hydrogen atom or a methyl group; R 4 is ##STR29## n is 1, 2, 3 or 4, with an aromatic sulfonyl chloride of the general formula ##STR30## wherein R 9 is a hydrogen atom, a bromine atom, a fluorine atom, a chlorine atom, H--CH 2 ) n , H--CH 2 ) n O--, a nitro group, a sulfo group, a carboxy group, a cyano group, a phenyl group, an acetyl group, a phenoxy group, or a benzoyl group.

Claim 12

The polymer of claim 6 wherein R 3 is a methyl group, R 4 is --CH 2 CH 2 --, R 8 is a hydrogen atom and R 9 is para-methyl.

Claim 13

The polymer of claim 6 wherein said monomer is copolymerized with methyl methacrylate.

Claim 14

The process of claim 5 wherein said monomer is selected from the group consisting of monomers having the general formula ##STR31##

Claim 15

A polymer of polymerized hydroxyalkylmethacrylate sulfo esters characterized by monomer units of the formula ##STR32## wherein n is an integer equal to 1 or 2 and R is selected from the group consisting of C 6 H 5 --, and p--CH 3 C 6 H 4 --.

Claim 16

A polymer of polymerized hydroxyalkylmethacrylate sulfo esters characterized by monomer units of the formula ##STR32## wherein n is an integer equal to 1 or 2 and R is selected from the group consisting of C 6 H 5 --, and p--CH 3 C 6 H 4 --.

Claim 17

A polymer according to claim 12, wherein said sulfo ester is ethylenemethacrylate toluene sulfonate.

Claim 18

A polymer according to claim 12 containing at least one copolymerizable monomer selected from the group consisting of styrene, methacrylic acid esters or acrylic acid esters, acrylamide, methacrylamide, and acrylonitrile in copolymerized form.

Claim 19

A polymer according to claim 14 wherein said sulfo ester is ethylenemethacrylate toluene sulfonate and said copolymerizable monomer is styrene.

Claim 20

A polymer characterized by hydroxyalkylmethacrylate sulfo ester monomer units of the formula ##STR33## wherein n is an integer equal to 1 or 2 and R is selected from the group consisting of C 6 H 5 --, p--CH 3 C 6 H 4 -- and CH 3 --.

Claim 21

A polymer characterized by hydroxyalkylmethacrylate sulfo ester monomer units of the formula ##STR33## wherein n is an integer equal to 1 or 2 and R is selected from the group consisting of C 6 H 5 --, p--CH 3 C 6 H 4 -- and CH 3 --.

Claim 22

A polymer characterized by hydroxyalkylmethacrylate sulfo ester monomer units of the formula ##STR34## wherein n is an integer equal to 1 or 2 and R is selected from the group consisting of C 6 H 5 --, CH 3 C 6 H 4 -- and CH 3 --.

Claim 23

A polymer characterized by hydroxyalkylmethacrylate sulfo ester monomer units of the formula ##STR34## wherein n is an integer equal to 1 or 2 and R is selected from the group consisting of C 6 H 5 --, CH 3 C 6 H 4 -- and CH 3 --.

Claim 24

A polymer according to claim 16 wherein said sulfo ester monomer unit is ethylenemethacrylate toluene sulfonate.

Claim 25

A polymer according to claim 14 wherein said sulfo ester monomer unit is ethylenemethacrylate toluene sulfonate and said copolymerizable monomer is styrene.