Leather-like sheet material having excellent pearl-like tint and process for preparation thereof
US3958057A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 24, 1975 |
| Grant date | May 18, 1976 |
| Priority date | — |
| Expiry date | Jun 24, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/699
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A leather-like sheet material is provided having a good pearl-like tint, said sheet material comprising a substrate comprising a fibrous mat and a porous coating layer of a polymer composed mainly of a polyurethane elastomer, a pearl layer having a thickness of 0.2 to 10.mu. and comprising a polymer composed mainly of a polyurethane elastomer and 3 to 500% by weight, based on the polymer, of a pearl pigment, and a colored layer having a thickness of 0.1 to 10.mu. and comprising a polymer composed mainly of a polyurethane elastomer and 1 to 300% by weight, based on the polymer, of a dyestuff and/or 1 to 600% by weight, based on the polymer, of a pigment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.