Low density porous elastic cross-linked polymeric materials and their preparation
US4788225A · kind A · utility
69Cited by
8References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 4, 1987 |
| Grant date | Nov 29, 1988 |
| Priority date | — |
| Expiry date | Mar 4, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J9/283
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
This invention discloses a novel elastic cross-linked porous polymer having a porosity in the range 75 to 98% internal phase volume and having interconnected pores, said pores having a mean pore diameter in the range 15 .mu.m to 80 .mu.m, said polymer having an elastic return from 50% compression to 90% of initial thickness of less than 120 seconds, and a process for its production.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.