Foam polyurethane material, molded article, and method for producing foam polyurethane material
US10513575B2 · kind B2 · utility
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5References
11Claims
0Family size
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Key dates
| Filing date | Aug 10, 2016 |
| Grant date | Dec 24, 2019 |
| Priority date | — |
| Expiry date | Aug 10, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G2110/0083
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A foam polyurethane material is a reaction-foaming-product of a composition containing a polyisocyanate (a), an isocyanate-terminated prepolymer (b) containing 0.3 mass % or more and less than 5 mass % of an isocyanate group, a polyol (c), and a catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.