Patent · US Expired

Preparation of polymeric blend stock

US4822856A · kind A · utility

6Cited by
2References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 18, 1987
Grant dateApr 18, 1989
Priority date
Expiry dateFeb 18, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S525/905
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A process for preparing a polymeric blend stock comprising fluidizing a first particulated polymer, contacting the particulated polymer with droplets of a latex of a second polymer or polymer mixture, retaining the resulting product in a fluid state under conditions sufficient to dry the latex, and recovering the resulting dried polymeric blend stock.

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