Patent · US Expired

Polyalkylene glycol vinyl phosphates

US3992489A · kind A · utility

0Cited by
1References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 6, 1974
Grant dateNov 16, 1976
Priority date
Expiry dateSep 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.