Spandex containing a mixture of phenolic
US6846866B2 · kind B2 · utility
3Cited by
10References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 3, 2002 |
| Grant date | Jan 25, 2005 |
| Priority date | — |
| Expiry date | Dec 31, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2969
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention provides polyurethane containing The polyurethane of the invention exhibits improved resistance to degradation by chlorine and by atmospheric fumes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.