US4559179A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluorine-containing vinyl compound
Assignee: Daikin Industries Ltd
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Filing: 1984-04-05
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Granted: 1985-12-17
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Expires: 2004-04-05
Abstract
Abstract A fluorine-containing vinyl compound of the formula: <IMAGE> (I) wherein Rf is fluoroalkyl of 4 to 20 carbon atoms, R1 is hydrogen or acyl of 1 to 3 carbon atoms, one of R2 and R3 is hydrogen and the other is methyl, R4 is hydrogen or methyl, A is a divalent organic group, and l, m and n are each an integer of 0 to 40 and satisfy 0<l+m+n</=40, which can modify surface properties of resins.
Inventors
- 👤 Iwao Hisamoto
- 👤 Chiaki Maeda
- 👤 Masaru Hirai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:01
CPC Classifications
C; C07; C07C; C07C43/00; C07C43/02; C07C43/03; C07C43/14; C07C43/178; C07C43/20; C07C43/23; C08; C08F; C08F12/00; C08F12/02; C08F12/04; C08F12/14; C08F12/22; C08F16/00; C08F16/12; C08F16/14; C08F16/26; C08F20/00; C08F20/02; C08F20/10; C08F20/26; C08F20/28; C08F20/52; C08F20/54; C08F20/58
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
86 words
A fluorine-containing vinyl compound of the formula: ##STR22## wherein Rf is perfluoroalkyl of 4 to 20 carbon atoms, R 1 is hydrogen, --COH, --COCH 3 , or --COC 2 H 5 , one of R 2 and R 3 is hydrogen and the other is methyl, R 4 is hydrogen or methyl, A is selected from the group consisting of an aliphatic or aromatic divalent group, CO and SO 2 and l, m and n are each an integer of 0 to 40 and satisfy 0<l+m+n≦40.
Claim 2
Dependent Claim
86 words
A fluorine-containing vinyl compound of the formula: ##STR22## wherein Rf is perfluoroalkyl of 4 to 20 carbon atoms, R 1 is hydrogen, --COH, --COCH 3 , or --COC 2 H 5 , one of R 2 and R 3 is hydrogen and the other is methyl, R 4 is hydrogen or methyl, A is selected from the group consisting of an aliphatic or aromatic divalent group, CO and SO 2 and l, m and n are each an integer of 0 to 40 and satisfy 0<l+m+n≦40.
Claim 3
Dependent Claim
59 words
A fluorine-containing vinyl compound according to claim 1, wherein the group A is one selected from the group consisting of --(CH 2 ) p -- in which p is an integer of 1 to 3, a group of the formula: ##STR23## in which X is hydrogen or alkyl of 1 to 4 carbon atoms, --CO--, and --SO 2 --.
Claim 4
Dependent Claim
26 words
A fluorine-containing vinyl compound according to claim 1, wherein m is at least 1, and at least one of l and n is at least one.
Claim 5
Dependent Claim
16 words
A fluorine-containing vinyl compound according to claim 1, wherein Rf has 6 to 15 carbon atoms.
Claim 6
Dependent Claim
14 words
A fluorine-containing vinyl compound according to claim 1, which has more ethyleneoxy than propyleneoxy.
Claim 7
Dependent Claim
14 words
A fluorine-containing vinyl compound according to claim 1, which has more propyleneoxy than ethyleneoxy.
References Cited (Backward Citations)
US4080507A
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US3660360A
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DE2062817A1
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GB1354138A
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JPS5052019A
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US4472294A
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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) | 1988-12-16 | 1989-06-17 | 1989-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-12-16 | 1993-06-17 | 1993-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-12-16 | 1997-06-17 | 1997-12-17 | $7700.00 | Window Closed / Lapsed |