Two-component solventless adhesive compositions and methods of making same
US11608457B2 · kind B2 · utility
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6References
12Claims
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Key dates
| Filing date | Sep 19, 2016 |
| Grant date | Mar 21, 2023 |
| Priority date | — |
| Expiry date | Jul 6, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09J2475/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present disclosure provides a two-component solventless adhesive composition comprising a polyol component and an isocyanate component. The polyol component comprises a phosphate functional compound, and at least one polyol selected from polyester, polyether, and the combination thereof; and the isocyanate component comprises isocyanate prepolymer that is the reaction product of at least one isocyanate monomer and at least one polyol selected from polyester, polyether, and the combination thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.