Claims
- 1. An oil- and water-repellent solid fluoropolymer comprising by weight:
- (a) 40-75% polymer chain units derived from a mixture of perfluoroalkylethylacrylate monomers of formula
- CF.sub.3 CF.sub.2 (CF.sub.2).sub.k C.sub.2 H.sub.4 OC(O)CH.dbd.CH.sub.2,
- the monomer mixture consisting essentially of:
- (1) 0-10% monomer wherein k is 4 or less;
- (2) 45-75% monomer wherein k is 6;
- (3) 20-40% monomer wherein k is 8;
- (4) 1-20% monomer wherein k is 10; and
- (5) 0-5% monomer wherein k is 12;
- (b) 10-35% polymer chain units derived from vinylidene chloride;
- (c) 10-25% polymer chain units derived from an alkyl acrylate or alkyl methacrylate having an alkyl chain length of 2-18 carbon atoms; and
- (d) 0-5% polymer chain units derived from chlorohydroxypropylacrylate or chlorohydroxypropylmethacrylate.
- 2. A fluoropolymer according to claim 1, additionally comprising by weight:
- (e) 0.1-2% polymer chain units derived from N-methylolacrylamide or N-mehylolmethacrylamide; and
- (f) 0.1-2% polymer chain units derived from hydroxyethylmethacrylate or hydroxyethylacrylate.
- 3. A fluoropolymer according to claim 2, consisting essentially of, by weight:
- (a) 45-70% polymer chain units derived from a mixture of perfluoroalkylethylacrylate monomers of formula
- CF.sub.3 CF.sub.2 (CF.sub.2).sub.k C.sub.2 H.sub.4 OC(O)CH.dbd.CH.sub.2,
- the monomer mixture consisting essentially of:
- (1) 0-10% monomer wherein k is 4 or less;
- (2) 45-75% monomer wherein K is 6;
- (3) 20-40% monomer wherein K is 8;
- (4) 1-20% monomer wherein k is 10; and
- (5) 0-5% monomer wherein k is 12;
- (b) 15-30% polymer chain units derived from vinylidene chloride;
- (c) 10-20% polymer chaing units derived from an alkyl acrylate or alkyl methacrylate having an alkyl chain length of 2-18 carbons;
- (d) 0-5% polymer chain units derived from chlorohydroxypropylacrylate or chlorohydroxypropylmethacrylate;
- (e) 0.1-2% polymer chain units derived from N-methylolacrylamide or N-methylolmethacrylamide;
- (f) 0.1-2% polymer chain units derived from hydroxyethylmethacrylate or hydroxyethylacrylate; and
- (g) 0-5% polymer chain units derived from Poly(oxyethylene)acrylate or methacrylate.
- 4. A fluorpolymer according to claim 3, wherein the alkyl acrylate or alkyl methacrylate is butylacrylate, stearylacrylate, stearylmethacrylate, or 2-ethylhexylacrylate.
- 5. A fluoropolymer according to claim 4, wherein the alkyl acrylate is 2-ethylhexylacrylate.
- 6. A fluoropolymer according to claim 4, wherein the alkyl acrylate or alkyl methacrylate is stearylacrylate or stearylmethacrylate.
- 7. A fluoropolymer according to claim 1, consisting essentially of, by weight:
- (a) 40-75% polymer chain units derived from a mixture of perfluoroalkylethylacrylate monomers of formula
- CF.sub.3 CF.sub.2 (CF.sub.2).sub.k C.sub.2 H.sub.4 OH(O)CH.dbd.CH.sub.2,
- the monomer mixture consisting essentially of:
- (1) 0-8% monomer wherein k is 4 or less;
- (2) 45-65% monomer wherein k is 6;
- (3) 25-35% monomer wherein k is 8;
- (4) 5-15% monomer wherein k is 10; and
- (5) 0-5% monomer wherein k is 12;
- (b) 10-35% polymer chain unts derived from vinylidene chloride;
- (c) 10-25% polymer chain units derived from an alkyl acrylate or alkyl methacrylate having an alkyl chain length of 2-18 carbons;
- (d) 0-5% polymer chain units derived from chlorohydroxypropylacrylate or chlorohydroxypropylmethacrylate;
- (e) 0.1-2% polymer chain units derived from N-methylolacrylamide or N-methylolmethacrylamide;
- (f) 0.1-2% polymer chain units derived from hydroxyethylmethacrylate or hydroxyethylacrylate; and
- (g) 0.5% polymer chain units derived from poly(oxyethylene) acrylate or methacrylate.
- 8. A fluropolymer according to claim 7, consisting essentially of, by weight:
- (a) 40-75% polymer chain units derived from a mixture of perfluoroalkylethylacrylate monomers of formula
- CF.sub.3 CF.sub.2 (CF.sub.2).sub.k C.sub.2 H.sub.4 OH(O)CH.dbd.CH.sub.2,
- the monomer mixture consisting essentially of:
- (1) 0-6% monomer wherein k is 4 or less;
- (2) 45-60% monomer wherein k is 6;
- (3) 25-35% monomer wherein k is 8;
- (4) 7-15% monomer wherein k is 10; and
- (5) 0-3% monomer wherein in k is 12;
- (b) 10-35% polymer chain units derived from vinylidene chloride;
- (c) 10-25% polymer chain units derived from an alkyl acrylate or alkyl methacryalte having an alkyl chain length of 2-18 carbons;
- (d) 0-5% polymer chain units derived from chlorohydroxpropylacrylate or or chorohydroxypropylmethacrylate;
- (e) 0.1-2 % polymer chain units derived from N-methylolacrylamide or N-methylolmethacrylamide;
- (f) 0.1-2% polymer chain units derived from hydroxyethylmethacrylate or hydroxyethylacrylate; and
- (g) 0-5% polymer chain units derived from poly(oxyethylene) acrylate or methacrylate.
- 9. A fluoropolymer according to claim 8, wherein the alkyl acrylate or alkyl methacrylate is butylacrylate, stearylacrylate, stearylmethacrylate, or 2-ethylhexylacrylate.
- 10. A fluoropolymer according to claim 9, wherein the alkyl acrylate is 2-ethylhexylacrylate.
- 11. A fluoropolymer aCording to claim 9, wherein the alkyl acrylate or alkyl methacrylate is stearylacrylate or stearylmethacrylate.
- 12. A fluoropolymer according to claim 7, consisting essentially of, by weight:
- (a) 45-70% polymer chain units derived from a mixture of perfluoroalkylethylacrylate monomers of formula
- CF.sub.3 CF.sub.2 (CF.sub.2).sub.k C.sub.2 H.sub.4 OC(O)CH.dbd.CH.sub.2,
- the monomer mixture consisting essentially of
- (1) 0-8% monomer wherein k is 4 or less;
- (2) 45-65% monomer wherein k is 6;
- (3) 25-35% monomer wherein k is 8;
- (4) 5-15% monomer wherein k is 10; and
- (5) 0-5% monomer wherein k is 12;
- (b) 15-30% polymer chain units derived from vinylidene chloride;
- (c) 10-20% polymer chain units derived from an alkyl acrylate or alkyl methacrylate having an alkyl chain length of 2-18 carbons;
- (d) 0.5% polymer chain units derived from chlorohydroxypropylacrylate or chlorohydroxypropylmethacrylate;
- (e) 0.1-2% polymer chain units derived from N-methylolacrylamide or N-methylolmethacrylamide;
- (f) 0.1-2% polymer chain units derived from hydroxyethylmethacrylate or hydroxyethylacrylate; and
- (g) 0-5% polymer chain units derived from poly(oxyethylene)acrylate or methacrylate.
- 13. A fluoropolymer according to claim 12, consisting essentially of, by weight:
- (a) 45-70% polymer chain units derived from a mixture of perfluoroalkylethylacrylate monomers of formula
- CF.sub.3 CF.sub.2 (CF.sub.2).sub.k C.sub.2 H.sub.4 OC(O)CH.dbd.CH.sub.2,
- the monomer mixture consisting essentially of:
- (1) 0-6% monomer wherein k is 4 or less;
- (2) 45-60% monomr wherein k is 6;
- (3) 25-35% monomer wherein k is 8;
- (4) 7-15% monomer wherein k is 10; and
- (5) 0-3% monomer wherein k is 12;
- (b) 15-30% polymer chain units derived from vinylidene chloride;
- (c) 10-20% polymer chain units derived from an alkyl acrylate or alkyl methacrylate having an alkyl chain length of 2-18 carbons;
- (d) 0.5% polymer chain units derived from chlorohydroxypropylacrylate or chlorohydroxypropylemthacrylate;
- (e) 0.1-2% polymer chain units derived from N-methylolacrylamide or N-methylolmethacrylamide; and
- (f) 0.1-2% polymer chain units derived from hydroxyethylemthacrylate or hydroxyethylacrylate.
- 14. A fluoropolymer according to claim 13, wherein the alkyl acrylate or alkyl methacrylate is butylacrylate, stearylacrylate, stearylmethacrylate, or 2-ethylhexyl acrylate.
- 15. A fluoropolymer according to claim 14, wherein the alkyl acrylate is 2-ethylhexylacrylate.
- 16. A fluoropolymer according to claim 14, wherein the alkyl acrylate or alkyl methacrylate is stearylacrylate of stearylmethacrylate.
CROSS REFERENCE TO A RELATED APPLICATION
This is a continuation-in-part of Application Ser. No. 824,355 filed Jan. 23, 1986, non abandoned.
US Referenced Citations (2)
Foreign Referenced Citations (1)
Number |
Date |
Country |
1571009 |
Jul 1980 |
GBX |
Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
824355 |
Jan 1986 |
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