Title:
CHLOROPRENE COPOLYMER LATEX, METHOD FOR PRODUCING SAME, VULCANIZED PRODUCT, DIP MOLDED ARTICLE AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2021/006118
Kind Code:
A1
Abstract:
Provided is a chloroprene copolymer latex that contains a chloroprene copolymer containing structural units derived from chloroprene and structural units derived from 2,3-dichloro-1,3-butadiene. The amount of toluene-insoluble matter in the chloroprene copolymer is 50-95 mass%. A film formed on a substrate by dipping the substrate in the chloroprene copolymer latex and then vulcanizing for 30 minutes at 100°C has a 500% extension modulus of 4.0 MPa or less, as measured in accordance with JIS K 6251.
Inventors:
ONOZUKA MASAO (JP)
OTSUKA HIDEHITO (JP)
OTSUKA HIDEHITO (JP)
Application Number:
PCT/JP2020/025683
Publication Date:
January 14, 2021
Filing Date:
June 30, 2020
Export Citation:
Assignee:
DENKA COMPANY LTD (JP)
International Classes:
B29C41/14; A41D19/00; A41D19/04; C08F2/22; C08F236/16; C08J5/02; C08L11/02; C08L93/04; B29L24/00
Foreign References:
| JP2010126586A | 2010-06-10 | |||
| JP2019143002A | 2019-08-29 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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