Water and oil repellent compositon
First Claim
Patent Images
1. A water and oil repellent composition containing, as an effective component, a copolymer comprising the following polymeric units (a), (b), and at least one member selected from (c) and (d):
- polymeric units (a) of a (meth)acrylate having a polyfluoroalkyl group;
polymeric units (b) of 2-isocyanate ethyl (meth)acrylate with the isocyanate group blocked;
polymeric units (c) of vinyl chloride; and
polymeric units (d) of an alkyl (meth)acrylate with the proviso that said copolymer does not contain a polymeric unit of a (meth)acrylate having a polyoxyalkylene chain.
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Abstract
A water and oil repellent composition containing, as an effective component, a copolymer comprising the following polymeric units (a), (b) and at least one member selected from (c) and (d):
polymeric units (a): Polymeric units of a (meth)acrylate having a polyfluoroalkyl group;
Polymeric units (b): Polymeric units of 2-isocyanate ethyl (meth)acrylate with the isocyanate group blocked;
Polymeric units (c): Polymeric units of vinyl chloride; and
Polymeric units (d): Polymeric units of an alkyl (meth)acrylate.
38 Citations
17 Claims
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1. A water and oil repellent composition containing, as an effective component, a copolymer comprising the following polymeric units (a), (b), and at least one member selected from (c) and (d):
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polymeric units (a) of a (meth)acrylate having a polyfluoroalkyl group;
polymeric units (b) of 2-isocyanate ethyl (meth)acrylate with the isocyanate group blocked;
polymeric units (c) of vinyl chloride; and
polymeric units (d) of an alkyl (meth)acrylate with the proviso that said copolymer does not contain a polymeric unit of a (meth)acrylate having a polyoxyalkylene chain. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16, 17)
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- 14. A method for producing a water and oil repellant composition, which comprises copolymerizing a polymerizable monomer mixture comprising a (meth)acrylate having a polyfluoroalkyl group, 2-isocyanate ethyl (meth)acrylate with the isocyanate group blocked and at least one member selected from vinyl chloride and an alkyl (meth)acrylate, in the presence of a medium, with the proviso that said polymerizable monomer mixture does not contain a (meth)acrylate having a polyoxyalkylene group.
Specification