Light-sensitive polymers

Claim 2

A LIGHT-SENSITIVE POLYMER WHICH COMPRISES A POLYMER HAVING A LIGHT-SENSITIVE MOIETY SELECTED FROM THE GROUP CONSISTING OF STYRYLBENZIMIDAZOLE, STYRYLBENZOXAZOLE AND STYRYLBENZOTHIAZOLE ATTACHED TO THE POLYMER BACKBONE.

Claim 3

A light-sensitive polymer according to claim 1 wherein the light-sensitive moiety has the formula

Claim 4

A light-sensitive polymer according to claim 2 wherein said R1 is a nitrogen atom containing an alkyl group having 1 to 12 carbon atoms.

Claim 5

A light-sensitive polymer according to claim 3 wherein said light-sensitive styrylbenzimidazole moiety is 4-(2-(1-ethyl-2-benzimidazolyl)vinyl) benzoyl.

Claim 6

A light-sensitive polymer according to claim 2 wherein said R1 is an oxygen atom.

Claim 7

A light-sensitive polymer according to claim 5 wherein said light-sensitive styrylbenzoxazole moiety is 4-(2-(5,6-dimethyl-2-benzoxazolyl)vinyl) benzoyl.

Claim 8

A light-sensitive polymer according to claim 2 wherein said R1 is a sulfur atom.

Claim 9

A light-sensitive polymer according to claim 7 wherein said light-sensitive styrylbenzothiazole moiety is methyl 4-(2-(2-benzothiazolyl)vinyl) benzoyl.

Claim 10

A light-sensitive film-formable polymer having attached to the polymer backbone, which is a residue of a polymer selected from the group of hydroxyl containing polymers and reactive amino-containing polymer, a light-sensitive moiety selected from the group consisting of styrylbenzimidazole, styrylbenzoxazole and styrylbenzothiazole, the light-sensitive moiety being attached to the backbone through a carbonyloxy group when the backbone is the residue of a hydroxyl-containing polymer and through an amido group when the backbone is the residue of a reactive amino-containing polymer.

Claim 11

A light-sensitive film-formable polymer having attached to the polymer backbone, which is a residue of a polymer selected from the group of hydroxyl containing polymers and reactive amino-containing polymer, a light-sensitive moiety selected from the group consisting of styrylbenzimidazole, styrylbenzoxazole and styrylbenzothiazole, the light-sensitive moiety being attached to the backbone through a carbonyloxy group when the backbone is the residue of a hydroxyl-containing polymer and through an amido group when the backbone is the residue of a reactive amino-containing polymer.

Claim 12

A light-sensitive film-formable polymer according to claim 9 wherein the light-sensitive moiety has the formula

Claim 13

A light-sensitive film-formable polymer according to claim 10 wherein said hydroxyl containing polymer is a polyvinyl alcohol polymer.

Claim 14

A light-sensitive film-formable polymer according to claim 11 wherein said R1 is a nitrogen atom containing an alkyl group having 1 to 12 carbon atoms.

Claim 15

A light-sensitive film-formable polymer according to claim 12 wherein said light-sensitive styrylbenzimidazole moiety is 4-(2-(1-ethyl-2-benzimidazolyl)vinyl) benzoyl.

Claim 16

A light-sensitive film-formable polymer according to claim 11 wherein said R1 is an oxygen atom.

Claim 17

A light-Sensitive film-formable polymer according to claim 14 wherein said light-sensitive styrylbenzoxazole moiety is 4-(2-(5,6-dimethyl-2-benzoxazolyl)vinyl) benzoyl.

Claim 18

A light-sensitive film-formable polymer according to claim 11 wherein said R1 is a sulfur atom.

Claim 19

A light-sensitive film-formable polymer according to claim 16 wherein said light-sensitive styrylbenzothiazole moiety is methyl 4-(2-(2-benzothiazolyl)vinyl) benzoyl.

Claim 20

A light-sensitive film formed from a polymer having attached to the polymer backbone, which is a residue of a polymer selected from the group of hydroxyl containing polymers and reactive amino-containing polymer, a light-sensitive moiety selected from the group consisting of styrylbenzimidazole, styrylbenzoxazole and styrylbenzothiazole, the light-sensitive moiety being attached to the backbone through a carbonyloxy group when the backbone is the residue of a hydroxyl-containing polymer and through an amido group when the backbone is the residue of a reactive amino-containing polymer.

Claim 21

A light-sensitive film formed from a polymer having attached to the polymer backbone, which is a residue of a polymer selected from the group of hydroxyl containing polymers and reactive amino-containing polymer, a light-sensitive moiety selected from the group consisting of styrylbenzimidazole, styrylbenzoxazole and styrylbenzothiazole, the light-sensitive moiety being attached to the backbone through a carbonyloxy group when the backbone is the residue of a hydroxyl-containing polymer and through an amido group when the backbone is the residue of a reactive amino-containing polymer.

Claim 22

A light-sensitive film formed from a polymer according to claim 18 wherein the light-sensitive moiety has the formula

Claim 23

A light-sensitive film according to claim 19 wherein said hydroxyl containing polymer is a polyvinyl alcohol polymer.

Claim 24

A light-sensitive film according to claim 20 wherein said R1 is nitrogen containing an alkyl group having 1 to 12 carbon atoms.

Claim 25

A light-sensitive film according to claim 21 wherein said light-sensitive styrylbenzimidazole moiety is 4-(2-(1-ethyl-2-benzimidazolyl)vinyl) benzoyl.

Claim 26

A light-sensitive film according to claim 20 wherein said R1 is an oxygen atom.

Claim 27

A light-sensitive film according to claim 23 wherein said light-sensitive styrylbenzoxazole moiety is 4-(2-(5,6-dimethyl-2-benzoxazolyl)vinyl) benzoyl.

Claim 28

A light-sensitive film according to claim 20 wherein said R1 is a sulfur atom.

Claim 29

A light-sensitive polymer according to claim 25 wherein said light-sensitive styrylbenzothiazole moiety is methyl 4-(2-(2-benzothiazolyl)vinyl) benzoate.