LATEX COMPOSITION, MOLDED BODY, AND METHOD FOR PRODUCING MOLDED BODY
The present invention relates to a latex composition, a molded body, and a method for producing a molded body, and the latex composition includes a chloroprene polymer (A), and a thiol compound (B) having 2 or more mercapto groups in a molecule.
1 . A latex composition comprising a chloroprene polymer (A) and a thiol compound (B) having 2 or more mercapto groups in a molecule.
2 . The latex composition according to claim 1 , wherein the chloroprene polymer (A) is at least one selected from a homopolymer of chloroprene and a copolymer of chloroprene and an additional monomer copolymerizable with the chloroprene.
3 . The latex composition according to claim 2 , wherein a proportion of the additional monomer in the monomers used for forming the chloroprene polymer (A) is 30 mass % or less.
4 . The latex composition according to claim 1 , wherein the thiol compound (B) has a primary mercapto group or a secondary mercapto group.
5 . The latex composition according to claim 1 , wherein the thiol compound (B) has 2 to 10 mercapto groups in a molecule.
6 . The latex composition according to claim 1 , wherein the thiol compound (B) has 2 or more partial structures represented by CH 3 (SH)CHCH 2 COOCH 2 — in a molecule.
7 . The latex composition according to claim 1 , wherein the thiol compound (B) is at least one selected from 1,4-bis(3-mercaptobutyryloxy)butane, 1,3,5-tris(2-(3-sulfanylbutanoyloxy)ethyl)-1,3,5-triazinane-2,4,6-trione, pentaerythritol tetrakis(3-mercaptobutylate), and trimethylolpropane tris(3-mercaptobutylate).
8 . The latex composition according to claim 1 , further comprising a metal oxide.
9 . The latex composition according to claim 8 , wherein the metal oxide is zinc oxide.
10 . The latex composition according to claim 1 , wherein a content of the thiol compound (B) is 0.05 to 20 parts by mass per 100 parts by mass of a content of the chloroprene polymer (A).
11 . A molded body formed by using the latex composition according to claim 1 .
12 . A method for producing a molded body comprising heating the latex composition according to claim 1 .