Patent · US Expired

Polymer encapsulation of high aspect ratio materials and methods of making same

US7312257B2 · kind B2 · utility

1Cited by
56References
53Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 23, 2003
Grant dateDec 25, 2007
Priority date
Expiry dateFeb 16, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2982
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Embodiments of this invention comprise a pigment comprising one or more substantially spherical-shaped beads, wherein each substantially spherical-shaped bead comprises one or more high aspect ratio particles encapsulated within an encapsulating material. Embodiments also comprise a resinous composition comprising said pigment. Yet further embodiments comprise a method of preparing said pigment via suspension polymerization.

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