Transformation-stable composition comprising viscous polyamide, production thereof and use of same
US11377536B2 · kind B2 · utility
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4References
8Claims
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Key dates
| Filing date | Nov 5, 2015 |
| Grant date | Jul 5, 2022 |
| Priority date | — |
| Expiry date | Nov 30, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2597/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention relates to the use of at least one catalyst, at least one copper heat stabiliser and at least one oligo- or poly-carbodiimide with a matrix including at least one polyamide, in order to form a composition that has a good melt viscosity and is stable during transformation, in particular during extrusion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.