Polyalkylene glycol vinyl phosphates
US3992489A · kind A · utility
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7Claims
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Assignee
Inventor
Key dates
| Filing date | Sep 6, 1974 |
| Grant date | Nov 16, 1976 |
| Priority date | — |
| Expiry date | Sep 6, 1994 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/0066
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Polyalkylene glycol vinyl phosphates having the formula: ##EQU1## WHERE R is a polyalkylene glycol residue, n is an integer from 1 to about 100, R' is either hydrogen, alkyl or haloalkyl, and Z and Y are each either halogen, hydrogen or alkyl are produced by transesterifying a tertiary phosphite with a polyalkylene glycol and reacting the product thereof with a carbonyl compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.