Carboxylic acid modified-nitrile based copolymer latex and latex composition for dip-forming comprising the copolymer latex and article formed by the composition
US11873391B2 · kind B2 · utility
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Key dates
| Filing date | Feb 8, 2021 |
| Grant date | Jan 16, 2024 |
| Priority date | — |
| Expiry date | Aug 30, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2312/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Disclosed is a latex composition for dip molding including a carboxylic acid-modified nitrile-based copolymer latex satisfying General Formula 1, wherein the carboxylic acid-modified nitrile-based copolymer includes: 15 wt % to 30 wt % of the ethylenic unsaturated nitrile-based monomer-derived unit and 2.5 wt % to 4.5 wt % of the ethylenic unsaturated acid monomer-derived unit, and a molded article: 1.0 mm2/s≤CV0≤3.0 mm2/s. General Formula 1
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