Patent US2298011A successfully refreshed from Google Patents.
US4041017A
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US
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Reactive light-sensitive high polymer compound containing furyl pentadienic ester groups and insolubilized by action of heat, light or electron beams
Assignee: Fujifilm Holdings Corp
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Filing: 1975-06-13
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Granted: 1977-08-09
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Expires: 1995-06-13
Abstract
Abstract A high polymer compound containing therein the reactive group represented by the following general formula; ##STR1## wherein X represents O or S; Y represents a hydrogen atom or a cyano group; and R 2 represents a hydrogen atom, an alkyl group having not more than 4 carbon atoms, a halogen atom or a nitro group.
Inventors
- 👤 Yukio Maekawa
- 👤 Masato Satomura
- 👤 Akira Umehara
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:14
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/038; G03F7/0388; C; C07; C07D; C07D307/00; C07D307/02; C07D307/34; C07D307/38; C07D307/54; C08; C08F; C08F24/00
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
66 words
A light-sensitive polymer comprising an organic solvent soluble homopolymer or copolymer of the monomer unit represented by the following formula: ##STR11## wherein X represents O or S; Y represents H or CN; R 1 represents ##STR12## R 2 represents H, C n H 2n +1 , Cl, Br, F or NO 2 ; n represents 1, 2, 3 or 4; and m represents 0 or 1.
Claim 2
Dependent Claim
66 words
A light-sensitive polymer comprising an organic solvent soluble homopolymer or copolymer of the monomer unit represented by the following formula: ##STR11## wherein X represents O or S; Y represents H or CN; R 1 represents ##STR12## R 2 represents H, C n H 2n +1 , Cl, Br, F or NO 2 ; n represents 1, 2, 3 or 4; and m represents 0 or 1.
Claim 3
Dependent Claim
75 words
A light-sensitive polymer comprising an organic solvent soluble homopolymer or copolymer of the monomer unit represented by the following formula: ##STR13## wherein X represents O or S; Y represents H or CN; R 2 represents H, C n H 2n +1 , Cl, Br, F or No 2 ; R 3 represents H or CH 3 ; and R 4 represents ##STR14## n represents 1, 2, 3 or 4; and m represents 0 or 1.
Claim 4
Dependent Claim
75 words
A light-sensitive polymer comprising an organic solvent soluble homopolymer or copolymer of the monomer unit represented by the following formula: ##STR13## wherein X represents O or S; Y represents H or CN; R 2 represents H, C n H 2n +1 , Cl, Br, F or No 2 ; R 3 represents H or CH 3 ; and R 4 represents ##STR14## n represents 1, 2, 3 or 4; and m represents 0 or 1.
Claim 5
Dependent Claim
70 words
A light-sensitive polymer comprising an organic solvent soluble homopolymer or copolymer of the monomer unit represented by the following formula: ##STR15## wherein X represents O or S, Y represents H or CN; R 2 represents H, C n H 2n +1 , Cl, Br, F or NO 2 ; R 5 represents --CH 2 -- m ; n represents 1, 2, 3 or 4; and m represents 0 or 1.
Claim 6
Dependent Claim
70 words
A light-sensitive polymer comprising an organic solvent soluble homopolymer or copolymer of the monomer unit represented by the following formula: ##STR15## wherein X represents O or S, Y represents H or CN; R 2 represents H, C n H 2n +1 , Cl, Br, F or NO 2 ; R 5 represents --CH 2 -- m ; n represents 1, 2, 3 or 4; and m represents 0 or 1.
Claim 7
Dependent Claim
19 words
The polymer of claim 1, wherein said monomer units are present in an amount at least 0.01 mol %.
Claim 8
Dependent Claim
20 words
The polymer of claim 2, wherein said monomer units are present in an amount of at least 0.01 mol %.
Claim 9
Dependent Claim
20 words
The polymer of claim 3, wherein said monomer units are present in an amount of at least 0.01 mol %.
Claim 10
Dependent Claim
20 words
The polymer of claim 1, wherein said monomer units are present in an amount of at least 5 mol %.
Claim 11
Dependent Claim
20 words
The polymer of claim 2, wherein said monomer units are present in an amount of at least 5 mol %.
Claim 12
Dependent Claim
20 words
The polymer of claim 3, wherein said monomer units are present in an amount of at least 5 mole %.
Claim 13
Dependent Claim
93 words
A process for the preparation of the high polymer compound which comprises polymerizing a monomer selected from the group consisting of ##STR16## wherein R 2 is H, C n H 2n +1 , Cl, Br, F or NO 2 ; wherein R 3 is H or CH 3 ; wherein R 4 is --CH 2 CH 2 --, ##STR17## wherein R 5 is --CH 2 -- m ; wherein X is O or S; Y is H or CN; wherein n represents 1, 2, 3 or 4; and m represents 0 or 1.
Claim 14
Dependent Claim
93 words
A process for the preparation of the high polymer compound which comprises polymerizing a monomer selected from the group consisting of ##STR16## wherein R 2 is H, C n H 2n +1 , Cl, Br, F or NO 2 ; wherein R 3 is H or CH 3 ; wherein R 4 is --CH 2 CH 2 --, ##STR17## wherein R 5 is --CH 2 -- m ; wherein X is O or S; Y is H or CN; wherein n represents 1, 2, 3 or 4; and m represents 0 or 1.
Claim 15
Dependent Claim
14 words
The process of claim 10, including copolymerizing said monomer with another monomer copolymerizable therewith.
Claim 16
Dependent Claim
12 words
A light-sensitive polymer of claim 1 wherein said monomer unit is ##STR18##
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-08-08 | 1981-02-07 | 1981-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-08-08 | 1985-02-07 | 1985-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-08-08 | 1989-02-07 | 1989-08-09 | $7700.00 | Window Closed / Lapsed |