Patent EP0121140A1 successfully refreshed from Google Patents.
EP0121140A1
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EP
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Fluoroacrylic copolymer
Assignee: Daikin Industries Ltd
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Filing: 1984-03-07
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Granted: —
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Expires: 2004-03-07
Abstract
Abstract A copolymer of an acrylic acid derivative and an other copolymerizable monomer, the acrylic acid derivative being a compound represented by the formula (1) wherein Rf and Rf are respectively perfluoroalkyl group having 3 to 21 carbon atoms, a is an integer of 2 to 10, b is an integer of to 10.
Inventors
- 👤 Shouji Iwatsuki
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-28 12:24
CPC Classifications
C; C08; C08F; C08F220/00; C08F220/02; C08F220/10; C08F220/22
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
54 words
A copolymer of an acrylic acid derivative and an other copolymerizable monomer, the acrylic acid derivative being a compound represented by the formula (1) wherein Rf and Rf' are respectively perfluoroalkyl group having 3 to 21 carbon atoms, a is an integer of 2 to 10, b is an integer of 1 to 10.
Claim 2
Dependent Claim
54 words
A copolymer of an acrylic acid derivative and an other copolymerizable monomer, the acrylic acid derivative being a compound represented by the formula (1) wherein Rf and Rf' are respectively perfluoroalkyl group having 3 to 21 carbon atoms, a is an integer of 2 to 10, b is an integer of 1 to 10.
Claim 3
Dependent Claim
34 words
A copolymer as defined in claim 1 wherein the other copolymerizable monomer is olefin, diolefin, vinyl ester, vinylidene halogenide, acrylic acid, methacrylic acid, maleic anhydride, acrylates, methacrylate, vinyl alkyl ketone or vinyl alkyl ether.
Claim 4
Dependent Claim
39 words
A copolymer as defined in claim 2 wherein the other copolymerizable monomer is acrylic compounds represented by the formula wherein R is hydrogen or methyl group, R 2 is hydrogen or alkyl group having 1 to 18 carbon atoms.
Claim 5
Dependent Claim
24 words
A copolymer as defined in claim 1 wherein the content of the acrylic acid derivative in the copolymer is about 0.01 to 10 mole%.
Claim 6
Dependent Claim
24 words
A copolymer as defined in claim 4 wherein the content of the acrylic acid derivative in the copolymer is about 0.1 to 5 mole%.
References Cited (Backward Citations)
FR1489491A
Cited
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