Patent · US Expired

Polyvinyl ether encapsulated particles

US5589267A · kind A · utility

9Cited by
9References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 17, 1995
Grant dateDec 31, 1996
Priority date
Expiry dateJul 17, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31801
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A polyvinyl ether and paraffin wax blend is described which is useful as a coating for encapsulates which are stable in an alkaline environment and which exhibit a volume % compressibility of 20.degree. or less at 30.degree. C. The polyvinyl ether material has a formula [C.sub.x H.sub.2x O].sub.y.

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