Patent · US Expired

Clear coat resins by continuous polymerization

US5447998A · kind A · utility

8Cited by
6References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 8, 1994
Grant dateSep 5, 1995
Priority date
Expiry dateApr 8, 2014

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2219/00166
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A process for preparing acrylic polymers having good crater resistance by continuous polymerization in vessels having agitating means tip speed from 500 to 1200 rpm. Placement of the feed valve for charging the monomer and/or the initiator is located beneath the surface of the agitating mass.

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