Foam materials
US9969854B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2014 |
| Grant date | May 15, 2018 |
| Priority date | — |
| Expiry date | Dec 18, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2423/12
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A foamable composition comprising from 60 to 99.88% by weight (% wt.) of at least one poly(aryl ether sulfone), from 0.10 to 10.00% by weight (% wt.) of at least one olefinic polymer, from 0.01 to 5.00% by weight (% wt.) of at least one tetrazole compound and from 0.01 to 2.50% by weight (% wt.) of at least one additive selected from the group of titanium dioxide (TiO2), clays, talc, silicates, silica, aluminates, barites, titanates, borates, nitrides, carbon-based materials or combinations thereof, all % wt. are relative to the total weight of the composition (C). Foam materials made from said foamable compositions and articles made from said foam materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.