Patent · US Expired

Pyrrolidonyl acrylate block polymers

US4760152A · kind A · utility

9Cited by
5References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 2, 1987
Grant dateJul 26, 1988
Priority date
Expiry dateMar 2, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S526/911
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

(1) Pyrrolidonyl acrylate block polymers having the formula ##STR1## wherein n has a value of 1 to 3; X and X' are dissimilar and each is hydrogen or methyl; y and z each have a value of from 1 to 40, except that at least one of y and z is greater than 1 and R is hydrogen or methyl; PA1 (2) preparation of said polymers and PA1 (3) uses of said polymers.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.