Polyurethane elastomer
US5071887A · kind A · utility
7Cited by
6References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 15, 1990 |
| Grant date | Dec 10, 1991 |
| Priority date | — |
| Expiry date | Feb 15, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/13
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A polyurethane elastomer produced by reaction of a polyisocyanate with an amine-type polyol and another type polyol, the polyisocyanate being an isocyanurate-modified hexamethyelene diisocyanate; and the equivalent ratio of active hydrogen to isocyanate group to be reacted being in a range of from 0.8 to 1.6; and the ratio of the amine-type polyol to the another type polyol being in a range of from 10/90 to 100/0 by weight.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.