Carboxylic acid-modified nitrile-based copolymer latex composition, production method therefor, latex composition containing same for dip molding, and molded product molded therefrom
US11739199B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 11, 2019 |
| Grant date | Aug 29, 2023 |
| Priority date | — |
| Expiry date | Jun 30, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2312/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Provided are a carboxylic acid-modified nitrile-based copolymer latex composition, a preparation method thereof, a latex composition for dip-molding including the same, and an article molded by the same, the carboxylic acid-modified nitrile-based copolymer latex composition including: a carboxylic acid-modified nitrile-based copolymer, wherein the carboxylic acid-modified nitrile-based copolymer includes a 2-hydroxyethyl methacrylate monomer-derived repeating unit in an amount of more than 0.1 wt % to less than 12 wt %, and a coagulum in the carboxylic acid-modified nitrile-based copolymer latex composition has an amount of less than 1 wt %.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.