US4080507A
Expired / Lapsed
US
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Fluorinated ether-acrylic esters and polymers thereof
Assignee: FMC Corp
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Filing: 1971-05-11
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Granted: 1978-03-21
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Expires: 1991-05-11
Abstract
Abstract Fluorinated ether-acrylic esters of the formula ##STR1## wherein R is hydrogen or methyl, R f is a perfluoroalkyl group of 4-16 carbon atoms, n is 1-12, m is 2-3 and p is 1-4 are disclosed. Also disclosed are polymers of such esters for use in rendering textiles oil and water repellent.
Inventors
- 👤 John T. Gresham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:32
CPC Classifications
C; C08; C08F; C08F20/00; C08F20/02; C08F20/10; C08F20/26; C08F20/28; D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/263; D06M15/277
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
39 words
A fluorinated monomer of the formula ##STR9## wherein R f is a perfluoroalkyl group of 4-16 carbon atoms, R is selected from the class consisting of hydrogen and methyl, m is 2-3, n is 1-12 and p is 1-4.
Claim 2
Dependent Claim
39 words
A fluorinated monomer of the formula ##STR9## wherein R f is a perfluoroalkyl group of 4-16 carbon atoms, R is selected from the class consisting of hydrogen and methyl, m is 2-3, n is 1-12 and p is 1-4.
Claim 3
Dependent Claim
12 words
A fluorinated monomer according to claim 1 and having the formula ##STR10##
Claim 4
Dependent Claim
12 words
A fluorinated monomer according to claim 1 and having the formula ##STR11##
Claim 5
Dependent Claim
12 words
A fluorinated monomer according to claim 1 and having the formula ##STR12##
Claim 6
Dependent Claim
12 words
A fluorinated monomer according to claim 1 and having the formula ##STR13##
Claim 7
Dependent Claim
12 words
A fluorinated monomer according to claim 1 and having the formula ##STR14##
Claim 8
Dependent Claim
79 words
A composition selected from the group consisting of fluoroalkyl-alkoxyalkyl acrylate and methacrylate esters corresponding to the formula ##STR15## wherein R f is a straight chain perfluoro alkyl radical containing from 4 to 16 carbon atoms inclusive; (CH 2 ) n is a straight chain alkylene radical containing from 1 to 12 carbon atoms; R is selected from the group consisting of hydrogen and methyl radicals; and P is an integer having a value of from 1 to 4 inclusive.
Claim 9
Dependent Claim
79 words
A composition selected from the group consisting of fluoroalkyl-alkoxyalkyl acrylate and methacrylate esters corresponding to the formula ##STR15## wherein R f is a straight chain perfluoro alkyl radical containing from 4 to 16 carbon atoms inclusive; (CH 2 ) n is a straight chain alkylene radical containing from 1 to 12 carbon atoms; R is selected from the group consisting of hydrogen and methyl radicals; and P is an integer having a value of from 1 to 4 inclusive.
Claim 10
Dependent Claim
86 words
A composition comprising a homopolymer of a monomeric composition selected from the group consisting of fluoroalkylalkoxyalkyl acrylate and methacrylate esters correspond to the formula ##STR16## wherein R f is a straight chain perfluoro alkyl radical containing from 4 to 16 carbon atoms inclusive; (CH 2 ) n is a straight chain alkylene radical containing from 1 to 12 carbon atoms; R is selected from the group consisting of hydrogen and methyl radicals; and P is an integer having a value of from 1 to 4 inclusive.
Claim 11
Dependent Claim
86 words
A composition comprising a homopolymer of a monomeric composition selected from the group consisting of fluoroalkylalkoxyalkyl acrylate and methacrylate esters correspond to the formula ##STR16## wherein R f is a straight chain perfluoro alkyl radical containing from 4 to 16 carbon atoms inclusive; (CH 2 ) n is a straight chain alkylene radical containing from 1 to 12 carbon atoms; R is selected from the group consisting of hydrogen and methyl radicals; and P is an integer having a value of from 1 to 4 inclusive.
Claim 12
Dependent Claim
61 words
A composition selected from the group consisting of fluoroalkyl-alkoxyalkyl acrylate and methacrylate esters corresponding to the formula ##STR17## wherein Z is a straight chain perfluoro alkyl radical containing from 4 to 16 carbon atoms inclusive; X is a straight chain alkylene radical containing from 1 to 12 carbon atoms; R' is selected from the group consisting of hydrogen and methyl radicals.
Claim 13
Dependent Claim
61 words
A composition selected from the group consisting of fluoroalkyl-alkoxyalkyl acrylate and methacrylate esters corresponding to the formula ##STR17## wherein Z is a straight chain perfluoro alkyl radical containing from 4 to 16 carbon atoms inclusive; X is a straight chain alkylene radical containing from 1 to 12 carbon atoms; R' is selected from the group consisting of hydrogen and methyl radicals.
References Cited (Backward Citations)
US3394115A
Cited
US3424785A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-03-20 | 1981-09-19 | 1982-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-03-20 | 1985-09-19 | 1986-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-03-20 | 1989-09-19 | 1990-03-21 | $7700.00 | Window Closed / Lapsed |