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EP0306893A2
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Hydrazide-containing thermoplastic polymers exhibiting nonlinear optical response
Assignee: CNA Holdings LLC
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Filing: 1988-09-06
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Granted: —
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Expires: 2008-09-06
Abstract
Abstract In one embodiment this invention provides a nonlinear optical medium which is a transparent film of a thermoplastic polymer composed of recurring monomeric units corresponding to the formula:
Inventors
- 👤 Eui Won Choe
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-06 14:41
CPC Classifications
G; G02; G02F; G02F1/00; G02F1/35; G02F1/355; G02F1/361; G02F1/3615; G02F1/3617; C; C08; C08F; C08F20/00; C08F20/02; C08F20/52; C08F20/54; C08F20/60
Claims Analysis
Total Claims: 27
Claim 1
Independent Claim
36 words
A thermoplastic polymer which is characterized by a recurring monomeric unit corresponding to the formula: where R is a substituent selected from hydrogen and C₁-C₄ alkyl groups; and m is an integer of at least 3.
Claim 2
Dependent Claim
36 words
A thermoplastic polymer which is characterized by a recurring monomeric unit corresponding to the formula: where R is a substituent selected from hydrogen and C₁-C₄ alkyl groups; and m is an integer of at least 3.
Claim 3
Dependent Claim
12 words
A thermoplastic polymer in accordance with claim 1 wherein R is hydrogen.
Claim 4
Dependent Claim
12 words
A thermoplastic polymer in accordance with claim 1 wherein R is methyl.
Claim 5
Dependent Claim
20 words
A thermoplastic polymer in accordance with claim 1 wherein the polymer has a weight average molecular weight between about 500-500,000.
Claim 6
Dependent Claim
25 words
A thermoplastic polymer in accordance with claim 1 wherein the recurring monomeric units comprise at least about 20 weight percent of the total polymer weight.
Claim 7
Dependent Claim
20 words
A thermoplastic polymer in accordance with claim 1 wherein the polymer additionally is characterized by recurring polymerized ethylene monomeric units.
Claim 8
Dependent Claim
21 words
A thermoplastic polmyer in accordance with claim 1 wherein the polymer additionally is characterized by recurring polymerized vinyl halide monomeric units.
Claim 9
Dependent Claim
20 words
A thermoplastic polymer in accordance with claim 1 wherein the polymer additionally is characterized by recurring polymerized arylethylene monomeric units.
Claim 10
Dependent Claim
24 words
A thermoplastic polymer in accordance with claim 1 wherein the polymer additionally is characterized by recurring polymerized acrylamide, methyacrylamide, N,N-dialkylacrylamide or N,N-dialkylmethacrylamide monomeric units.
Claim 11
Dependent Claim
22 words
A thermoplastic polymer in accordance with claim 1 wherein the polymer additionally is characterized by recurring polymerized acrylonitrile or methacrylonitrile monomeric units.
Claim 12
Dependent Claim
42 words
A transparent nonlinear optical medium comprising a thermoplastic polymer which is characterized by a recurring monomeric unit corresponding to the formula: where R is a substituent selected from hydrogen and C₁-C₄ alkyl groups; and m is an integer of at least 3.
Claim 13
Dependent Claim
42 words
A transparent nonlinear optical medium comprising a thermoplastic polymer which is characterized by a recurring monomeric unit corresponding to the formula: where R is a substituent selected from hydrogen and C₁-C₄ alkyl groups; and m is an integer of at least 3.
Claim 14
Dependent Claim
17 words
A nonlinear optical medium in accordance with claim 11 which is in the form of a film.
Claim 15
Dependent Claim
22 words
A nonlinear optical medium in accordance with claim 11 which is in the form of a coating on a transparent optical substrate.
Claim 16
Dependent Claim
18 words
A nonlinear optical medium in accordance with claim 11 wherein the medium has an external field-induced molecular orientation.
Claim 17
Dependent Claim
21 words
A nonlinear optical medium in accordance with claim 11 wherein the medium is noncentrosymmetric and exhibits second order nonlinear optical response.
Claim 18
Dependent Claim
21 words
A nonlinear optical medium in accordance with claim 11 wherein the medium is centrosymmetric and exhibits third order nonlinear optical response.
Claim 19
Dependent Claim
54 words
A light switch or light modulator device with a polymeric nonlinear optical component comprising a transparent solid medium of a polymer which is characterized by a recurring monomeric unit corresponding to the formula: where R is a substituent selected from hydrogen and C₁-C₄ alkyl groups; and m is an integer of at least 3.
Claim 20
Dependent Claim
54 words
A light switch or light modulator device with a polymeric nonlinear optical component comprising a transparent solid medium of a polymer which is characterized by a recurring monomeric unit corresponding to the formula: where R is a substituent selected from hydrogen and C₁-C₄ alkyl groups; and m is an integer of at least 3.
Claim 21
Dependent Claim
26 words
A polymerizable composition corresponding to the formula: where R is a substituent selected from hydrogen and C₁-C₄ alkyl groups, and Z is -NO₂, -CN or -CF₃.
Claim 22
Dependent Claim
26 words
A polymerizable composition corresponding to the formula: where R is a substituent selected from hydrogen and C₁-C₄ alkyl groups, and Z is -NO₂, -CN or -CF₃.
Claim 23
Dependent Claim
11 words
A composition in accordance with claim 18 wherein R is hydrogen.
Claim 24
Dependent Claim
11 words
A composition in accordance with claim 18 wherein R is methyl.
Claim 25
Dependent Claim
11 words
A composition in accordance with claim 18 wherein Z is p-nitro.
Claim 26
Dependent Claim
11 words
A composition in accordance with claim 18 wherein Z is p-cyano.
Claim 27
Dependent Claim
11 words
A composition in accordance with claim 18 wherein Z is p-trifluoromethyl.
References Cited (Backward Citations)
No citation records indexed.
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