Polyamide composition comprising a specific co-polyamide comprising caprolactam monomer, a semi-crystalline polyamide and a reinforcing filler with enhanced gloss performance
US11401417B2 · kind B2 · utility
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17Claims
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Key dates
| Filing date | Dec 20, 2018 |
| Grant date | Aug 2, 2022 |
| Priority date | — |
| Expiry date | Dec 20, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2205/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Described herein is a composition including a) at least one co-polyamide including caprolactam monomer or the corresponding amino acid, at least one aromatic diacid co-monomer and at least one cycloaliphatic diamine co-monomer; b) at least one semi-crystalline polyamide; and c) at least one reinforcing filler. The a) at least one co-polyamide has a crystallization temperature (Tc) of 150° C. or less and the difference between the melting temperature (Tm) and Tc of 50° C. or more.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.