US4694061A — Radiation-sensitive polycondensates, processes fo…

Claim 1

Independent Claim 434 words

A radiation-sensitive linear saturated homopolymer or copolymer, selected from the group consisting of the polyamides and polyamide-imides, which comprises (a) 100 to 10 mol %, based on the total polymer, of at least one of the recurring structural units of formula I, formula II or mixtures thereof ##STR22## (b) 0 to 90 mol %, based on the total polymer of recurring structural units of formula III, formula IV or mixtures thereof ##STR23## in which the imide group in structural element II is bonded to two adjacent C atoms, m is 0 or a number from 1 to 4, p is 0 or a number from 1 to 5 and n is 0 or a number from 1 to 3, X is --NR 7 -- and Y independently has the same meaning as X, R 1 is alkyl or alkoxy having less than 6 C atoms, aryl having 6 to 10 C atoms, aralkyl having 7 to 10 C atoms or halogen, R is an unsubstituted divalent aliphatic, cycloaliphatic, araliphatic or aromatic radical; or said aliphatic radical substituted by halogen, by alkyl of 1 to 6 C atoms or by alkoxy of 1 to 6 C atoms; or said cycloaliphatic radical substituted by alkyl of 1 to 4 C atoms, or said araliphatic radical substituted on the aryl by alkyl of 1 to 6 C atoms; or said aromatic radical substituted by alkoxyalkyl, alkoxy, by alkyl of 1 to 6 C atoms, by trimethylene or tetramethylene; or R and one of the radicals R 7 together are alkylene having 5 to 7 C atoms, to which the second --NR 7 -- group is bonded, or R is methylene, ethylene or propylene and the two radicals R 7 of the NR 7 groups together are ethylene or propylene, R 2 is an unsubstituted divalent aliphatic or aromatic hydrocarbon radical; or said aliphatic radical substituted by halogen, by alkyl of 1 to 6 C atoms or by alkoxy of 1 to 6 C atoms; or said aromatic radical substituted by alkoxyalkyl, by alkoxy, by alkyl of 1 to 6 carbon atoms, by trimethylene or by tetramethylene; or R 2 and R 7 together are alkylene having 5 to 7 C atoms, R 4 independently has the same meaning as R, and R 6 independently has the same meaning as R 2 , R 3 is a divalent saturated aliphatic or aromatic radical, R 5 is a trivalent saturated aliphatic or aromatic radical in which the imide group is bonded to two adjacent C atoms and R 7 is a hydrogen atom, alkyl, cycloalkyl, aryl, aralkyl or alkaralkyl.

Claim 2

Dependent Claim 434 words

A radiation-sensitive linear saturated homopolymer or copolymer, selected from the group consisting of the polyamides and polyamide-imides, which comprises (a) 100 to 10 mol %, based on the total polymer, of at least one of the recurring structural units of formula I, formula II or mixtures thereof ##STR22## (b) 0 to 90 mol %, based on the total polymer of recurring structural units of formula III, formula IV or mixtures thereof ##STR23## in which the imide group in structural element II is bonded to two adjacent C atoms, m is 0 or a number from 1 to 4, p is 0 or a number from 1 to 5 and n is 0 or a number from 1 to 3, X is --NR 7 -- and Y independently has the same meaning as X, R 1 is alkyl or alkoxy having less than 6 C atoms, aryl having 6 to 10 C atoms, aralkyl having 7 to 10 C atoms or halogen, R is an unsubstituted divalent aliphatic, cycloaliphatic, araliphatic or aromatic radical; or said aliphatic radical substituted by halogen, by alkyl of 1 to 6 C atoms or by alkoxy of 1 to 6 C atoms; or said cycloaliphatic radical substituted by alkyl of 1 to 4 C atoms, or said araliphatic radical substituted on the aryl by alkyl of 1 to 6 C atoms; or said aromatic radical substituted by alkoxyalkyl, alkoxy, by alkyl of 1 to 6 C atoms, by trimethylene or tetramethylene; or R and one of the radicals R 7 together are alkylene having 5 to 7 C atoms, to which the second --NR 7 -- group is bonded, or R is methylene, ethylene or propylene and the two radicals R 7 of the NR 7 groups together are ethylene or propylene, R 2 is an unsubstituted divalent aliphatic or aromatic hydrocarbon radical; or said aliphatic radical substituted by halogen, by alkyl of 1 to 6 C atoms or by alkoxy of 1 to 6 C atoms; or said aromatic radical substituted by alkoxyalkyl, by alkoxy, by alkyl of 1 to 6 carbon atoms, by trimethylene or by tetramethylene; or R 2 and R 7 together are alkylene having 5 to 7 C atoms, R 4 independently has the same meaning as R, and R 6 independently has the same meaning as R 2 , R 3 is a divalent saturated aliphatic or aromatic radical, R 5 is a trivalent saturated aliphatic or aromatic radical in which the imide group is bonded to two adjacent C atoms and R 7 is a hydrogen atom, alkyl, cycloalkyl, aryl, aralkyl or alkaralkyl.

Claim 3

Dependent Claim 157 words

A polymer according to claim 1 in which R, R 2 , R 4 and R 6 independently of one another are, as an aliphatic radical, linear or branched alkylene which can be interrupted by oxygen atoms, NH, NR a or + NR" 2 G.sup.⊖, in which R a is alkyl having 1 to 12 C atoms or cycloalkyl having 5 or 6 ring C atoms, phenyl or benzyl and G.sup.⊖ is the anion of a proton acid, or cyclohexylene, naphthylene, phenylene or a hydantoin; or, as a cycloaliphatic radical, monocyclic or bicyclic cycloalkylene which has 5 to 7 ring C atoms; or said cycloalkylene substituted by alkyl; or, as an araliphatic radical, aralkylene or said aralkylene substituted on the aryl by alkyl, it being possible for the alkylene to be linear or branched; or as an aromatic radical, are a hydrocarbon radical or pyridine radical or said radicals substituted by alkyl, alkoxy, alkoxyalkyl, trimethylene or tetramethylene.

Claim 4

Dependent Claim 78 words

A polymer according to claim 1 in which X and Y in formulae I to IV are the --NR 7 -- group and R, R 2 , R 4 and R 6 are an aromatic radical ##STR24## in which Z is a direct bond, O or CH 2 , and R 17 is methyl or ethyl, or branched alkylene having 6 to 20 C atoms, which is branched in the α-position relative to the --NR 7 -- group.

Claim 5

Dependent Claim 20 words

A polymer according to claim 1, which contains at least 50 mol %, of structural elements of the formula I--II.

Claim 6

Dependent Claim 28 words

A polymer according to claim 1, in which p, m and n in the structural elements of the formulae I and II are 1 or, in particular, 0.

Claim 7

Dependent Claim 17 words

A polymer according to claim 1, in which R 1 is methyl, ethyl, methoxy, Br or Cl.

Claim 8

Dependent Claim 32 words

A polymer according to claim 1, in which R 7 is alkyl having 1 to 6 C atoms, cycloalkyl having 5 or 6 ring carbon atoms, phenyl, benzyl or, a hydrogen atom.

Claim 9

Dependent Claim 62 words

A polymer according to claim 1, in which the carbonyl groups in the structural elements of the formulae I and II are bonded in the meta-position or, in the para-position relative to the carbonyl bridge group and the imide group in the structural element of the formula II is bonded in the ortho-/meta-position, in the meta-/para-position, relative to the carbonyl bridge group.

Claim 10

Dependent Claim 56 words

A polymer according to claim 1, in which R, R 2 , R 4 and R 6 contain 2 to 30 C atoms as an aliphatic radical, 5 to 8 ring C atoms as a cycloaliphatic radical, 7 to 30 C atoms as an araliphatic radical and 6 to 30 C atoms as an aromatic radical.

Claim 11

Dependent Claim 34 words

A polymer according to claim 1, in which X and Y in formulae I to IV are the group --NR 7 -- and the aliphatic or araliphatic radical contains 6 to 22 C atoms.

Claim 12

Dependent Claim 109 words

A polymer according to claim 2, in which R, R 2 , R 4 and R 6 , as an aliphatic radical, are linear or branched alkylene having 2 to 30 C atoms, --(CH 2 ) x --R 8 --(CH 2 ) y --, in which R 8 is phenylene, naphthylene, cyclopentylene or cyclohexylene and x and y independently of one another are the number 1, 2 or 3, --R 9 --(OR 10 ) p O--R 9 --, in which R 9 is ethylene, 1,2-propylene, 1,3-propylene or 2-methyl-1,3-propylene and R 10 is ethylene, 1,2-propylene, 1,2-butylene, 1,3-propylene or 1,4-butylene and p is a number from 1 to 100, or ##STR25##

Claim 13

Dependent Claim 76 words

A polymer according to claim 2, in which R, R 2 , R 4 and R 6 , as a cycloaliphatic radical, are one of the formulae ##STR26## in which q is 0 or 1, the radicals R 11 independently are hydrogen or alkyl having 1 to 6 C atoms and Q is a direct bond, O, S, SO 2 , alkylene having 1 to 3 C atoms or alkylidene having 2 to 6 C atoms.

Claim 14

Dependent Claim 50 words

A polymer according to claim 2, in which R, R 2 , R 4 and R 6 , as an aromatic radical, are substituted by alkyl, alkoxy or alkoxyalkyl having 1 to 6 C atoms, or two adjacent C atoms of the aromatic radical are substituted by trimethylene or tetramethylene.

Claim 15

Dependent Claim 40 words

A polymer according to claim 13, in which X and Y in the formulae I to IV are the group --NR 7 -- and one or two substituents are bonded in the ortho-position relative to the --NR 7 -- group.

Claim 16

Dependent Claim 45 words

A polymer according to claim 2, in which the araliphatic radical has the formula ##STR27## in which the radicals R 12 independently of one another are hydrogen atoms or alkyl having 1 to 6 C atoms and r is an integer from 1 to 16.

Claim 17

Dependent Claim 45 words

A polymer according to claim 15, in which the free bond is in the p-position relative to the C r H 2r group and one or both of the radicals R 12 , as alkyl, are bonded in the o-position relative to the free bond.

Claim 18

Dependent Claim 237 words

A polymer according to claim 2, in which the aromatic radical has the formula ##STR28## in which the radicals R 12 are hydrogen atoms or, in the case of monosubstitution, one radical R 12 is alkyl having 1 to 6 C atoms and the other radicals R 12 are hydrogen atoms, or, in the case of di-, tri- or tetra-substitution, two of the radicals R 12 are alkyl having 1 to 6 C atoms and the other radicals R 12 are hydrogen atoms or alkyl having 1 to 6 C atoms, or, in the case of di-, tri- or tetra-substitution, two vicinal radicals R 12 in the phenyl ring are trimethylene or tetramethylene and the other radicals R 12 are hydrogen atoms or alkyl having 1 to 6 C atoms, A is O, S, NH, CO or CH 2 , R 13 is a hydrogen atom or alkyl having 1 to 5 C atoms and R 14 is alkyl having in each case 1 to 5 C atoms, and Z is a direct bond, O, S, SO, SO 2 , CO, ##STR29## NR 15 , CONH, NH, R 15 SiR 16 , R 15 OSiOR 16 , alkylene having 1 to 6 C atoms, alkenylene or alkylidene having 2 to 6 C atoms, phenylene or phenyldioxyl, in which R 15 and R 16 independently of one another are alkyl having 1 to 6 C atoms or phenyl.

Claim 19

Dependent Claim 34 words

A polymer according to claim 17, in which the aromatic radical is ##STR30## in which Z is a direct bond, O or, CH 2 and R 17 is a hydrogen atom, methyl or ethyl.

Claim 20

Dependent Claim 43 words

A polymer according to claim 1, in which R 3 in formula III is linear or branched alkylene having 2 to 12 C atoms, cycloalkylene with 5 to 7 ring carbon atoms or an aromatic hydrocarbon radical having 6 to 18 C atoms.

Claim 21

Dependent Claim 15 words

A polymer according to claim 1, in which R 5 in formula IV is phen-1,2,4-triyl.

Claim 22

Dependent Claim 12 words

A polymer according to claim 1, which contains the structural elements ##STR31##

Claim 23

Dependent Claim 16 words

A coated material containing a layer of a polymer according to claim 1 on a carrier.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1990-09-14	1991-03-16	1991-09-15	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1994-09-14	1995-03-16	1995-09-15	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1998-09-14	1999-03-16	1999-09-15	$7700.00	Window Closed / Lapsed

Radiation-sensitive polycondensates, processes for their preparation coated material and its use

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