Polyurethane foam forming composition including triglycerides, polyurethane foam made from the composition, and method of making polyurethane foam
US11261286B2 · kind B2 · utility
0Cited by
13References
17Claims
0Family size
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Key dates
| Filing date | Mar 6, 2020 |
| Grant date | Mar 1, 2022 |
| Priority date | — |
| Expiry date | Apr 24, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/103
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present disclosure relates to a method of making polyurethane foam, the method comprising providing a polyol mixture comprising polyether polyol and unmodified vegetable oil having a hydroxyl number of less than 10; and reacting isocyanate with the polyol mixture to form a polyurethane foam, wherein the unmodified vegetable oil does not react and does not form part of the polyurethane foam. The present disclosure also relates to polyurethane formed by the method and polyurethane compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.