Polymerizable composition for optical material and optical material and plastic lens obtainable from same composition

1. A polymerizable composition for an optical material, comprising:

component (A);

component (B); and

a polymerizable compound,

(A) an ester compound represented by General Formula (1)

in General Formula (1), R 1 represents a hydrogen atom, a linear alkyl group having 1 to 20 carbon atoms, a branched alkyl group having 3 to 20 carbon atoms, a linear hydrocarbon group having 2 to 20 carbon atoms and having one or more unsaturated bonds, or a branched hydrocarbon group having 3 to 20 carbon atoms and having one or more unsaturated bonds, and R 2 represents a polyoxyalkylene group represented by General Formula (2)

—(CH 2 CHR 3 O) n H  (2)

in General Formula (2), a plurality of present R 3 may be the same or different and each R 3 represents a hydrogen atom or a methyl group, and n represents an integer of 2 to 20,

(B) an ether compound represented by General Formula (3)

R 4 —O—R 5   (3)

(in General Formula (3), R 4 represents a linear alkyl group having 1 to 20 carbon atoms, a branched alkyl group having 3 to 20 carbon atoms, a linear hydrocarbon group having 2 to 20 carbon atoms and having one or more unsaturated bonds, or a branched hydrocarbon group having 3 to 20 carbon atoms and having one or more unsaturated bonds, and R 5 represents a linear alkyl group having 1 to 20 carbon atoms, a branched alkyl group having 3 to 20 carbon atoms, or a (poly)oxyalkylene group represented by General Formula (4))

—(CH 2 CHR 6 O) m H  (4)

in General Formula (4), a plurality of present R 6 may be the same or different and each R 6 represents a hydrogen atom or a methyl group, and m represents an integer of 1 to 20,

wherein the polymerizable compound is one or two or more types of compounds selected from the group consisting of a polyiso(thio)cyanate compound, a poly(thio)epoxy compound, a polyoxetanyl compound, a polythietanyl compound, a poly(meth)acryloyl compound, a polyalkene compound, an alkyne compound, a poly(thi)ol compound, a polyamine compound, and an acid anhydride.

2. The polymerizable composition for an optical material according to claim 1 , further comprising component (C),

C) (poly)alkylene glycol represented by General Formula (5)

HO(CH 2 CHR 7 O) p H  (5)

in General Formula (5), a plurality of present R7 may be the same or different and each R7 represents a hydrogen atom or a methyl group, and p represents an integer of 1 to 20.

3. The polymerizable composition for an optical material according to claim 2 , wherein a total weight of components (A), (B) and (C) in the polymerizable composition for an optical material is 0.01 to 7.5% by weight with respect to 100% by weight of the polymerizable composition for an optical material.

4. The polymerizable composition for an optical material according to claim 2 , wherein component (C) is included in a range of 0.01 to 1% by weight in 100% by weight of the polymerizable composition for an optical material.

5. A molded article obtainable by curing the polymerizable composition for an optical material according to claim 1 .

6. An optical material comprising: the molded article according to claim 5 .

7. A plastic lens comprising: the optical material according to claim 6 .

8. A method for manufacturing an optical material, comprising cast polymerizing the polymerizable composition for an optical material according to claim 1 .