Process for preparing organosilicon compounds containing isocyanate groups
US6979745B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | May 11, 2004 |
| Grant date | Dec 27, 2005 |
| Priority date | — |
| Expiry date | May 11, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F7/1892
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Organosilicon compounds containing isocyanate groups and composed of units (Ia)Ra(R1O)bXcSiO(4-a-b-c)/2, (Ia)are prepared by heating organosilicon compounds composed of units (Ib)Ra(R1O)bYcSiO(4-a-b-c)/2, (Ib)where
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