Lofty fibrous trim part
US11396159B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 25, 2018 |
| Grant date | Jul 26, 2022 |
| Priority date | — |
| Expiry date | Dec 29, 2038 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01F8/14
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Trim part for a vehicle, comprising at least a fibrous layer comprising of thermoplastic bicomponent filaments or staple fibers, consisting of a first polymer forming the sheath of the bicomponent filament or staple fiber and a second polymer forming the core of the bicomponent filament or staple fiber and whereby the fibrous layer is consolidated by heating thereby melting the sheath polymer forming binding points between the filaments or staple fibers, characterized in that at least the sheath of the bicomponent filament or staple fiber comprises a shrinkage reducing additive being at least a polysiloxane, preferably a polydimethylsiloxane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.