Patent · US Expired

Process for preparing polymer core shell type emulsions and polymers formed therefrom

US6020435A · kind A · utility

34Cited by
7References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 20, 1997
Grant dateFeb 1, 2000
Priority date
Expiry dateNov 20, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S525/902
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A process for preparing multi-stage emulsion polymers is provided. The process is capable of producing multi-stage emulsion polymers having low dry-bulk density. These polymers are useful in coating compositions such as paints and paper coatings.

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