Carboxylic acid modified-nitrile based copolymer latex and latex composition for dip-forming comprising the copolymer latex and article formed by the composition
US11834537B2 · kind B2 · utility
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Key dates
| Filing date | Feb 8, 2021 |
| Grant date | Dec 5, 2023 |
| Priority date | — |
| Expiry date | Feb 8, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K2003/2296
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A latex composition for dip molding includes a carboxylic acid-modified nitrile-based copolymer latex having pKa of 9.5 to 10.2 and satisfying General Formulas 1 and 2. 0.85≤P≤1.0, P=CVD/CV0 [General Formula 1]5≤M≤20, M=m1×m2 [General Formula 2]
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