Non-crosslinked copolymer foam composition with polyamide blocks and polyether blocks
US11760856B2 · kind B2 · utility
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14Claims
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Assignee
Inventors
Key dates
| Filing date | Feb 8, 2018 |
| Grant date | Sep 19, 2023 |
| Priority date | — |
| Expiry date | Jul 10, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K2003/262
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a non-crosslinked block copolymer foam composition, characterised in that it is in the form of a polymer matrix comprising closed cells containing gas, said matrix comprising: The present invention also relates to a foamable composition and a method for manufacturing said foam, as well as the use of the foam in sports shoe soles, balloons or balls, gloves, personal protection equipment, rail soles, automobile parts, construction parts, electrical and electronic equipment parts, audio equipment, sound- and/or heat-proofing, and parts used to damp vibrations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.