CPC C11D 3/3784 (2013.01) [C08F 120/36 (2013.01); C11D 3/26 (2013.01); C11D 3/30 (2013.01); C11D 3/36 (2013.01); C11D 3/3761 (2013.01); C11D 3/3769 (2013.01); C11D 3/3773 (2013.01); C11D 11/0017 (2013.01); C08F 2800/10 (2013.01)] | 2 Claims |
1. A contact lens treatment solution comprising the following copolymer A and copolymer B in a ratio of A/B=1000/1 to 2/1 by weight:
Copolymer A: a copolymer obtained by copolymerization of a monomer (a) represented by the following formula (1) and a monomer (b) represented by the following formula (2), in which the copolymerization ratio of the monomer (a) to the monomer (b), a/b=7/3 to 9/1 by mol, and having a weight-average molecular weight of 400,000 to 700,000;
Copolymer B; a copolymer obtained by copolymerization of a monomer (c) represented by the following formula (3) and a monomer (d) represented by the following formula (4), in which the copolymerization ratio of the monomer (c) to the monomer (d), c/d=1/4 to 9/1 by mol, and having a weight-average molecular weight of 20,000 to 90,000;
wherein R1 represents a hydrogen atom or a methyl group;
wherein R2 represents a hydrogen atom or a methyl group, and R3 represents an alkyl group having 2 to 6 carbon atoms;
wherein R4 represents a hydrogen atom or a methyl group, and n represents an integer of 1 to 4,
wherein R5 represents a hydrogen atom or a methyl group, and R6 represents a hydrocarbon group having 8 to 22 carbon atoms.
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