Polyamide 5X staple fiber
US12359351B2 · kind B2 · utility
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Key dates
| Filing date | Jan 15, 2020 |
| Grant date | Jul 15, 2025 |
| Priority date | — |
| Expiry date | Jan 1, 2041 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD10B2331/02
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present disclosure provides a polyamide 5× staple fiber, a preparation method and use thereof. The polyamide 5× staple fiber has a denier of 8.0-30.0D, a breaking strength of 2.0-6.0 cN/dtex, and an elongation at break of 30-100%. The polyamide 5× staple fiber has good mechanical properties and softness, and a blended wool yarn for manufacturing carpets with good mechanical properties, dyeability, and wear resistance can be obtained by using the polyamide 5× staple fiber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.