Patent · US Expired

Surface-treated pigments

US7011703B1 · kind B1 · utility

2Cited by
3References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 24, 2005
Grant dateMar 14, 2006
Priority date
Expiry dateJun 24, 2025

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01P2006/64
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Inorganic pigments, having deposited on the pigment surface at least one alkenyl- or alkyl-substituted succinic anhydride and at least one organic polyol, possess improved processibility and dispersibility in thermoplastic materials, and impart improved properties to thermoplastic compositions containing said surface-treated pigments.

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