Patent · US Expired

Elastomeric particles having polymerizable surface layer

US3978261A · kind A · utility

5Cited by
6References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 1, 1974
Grant dateAug 31, 1976
Priority date
Expiry dateApr 1, 1994

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31935
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A heterogeneous elastomeric particle comprising a substantially inert elastomeric core surrounded by a surface layer capable of forming free radicals wherein the surface layer is covalently bonded to the elastomeric core and wherein the inert elastomeric core contains a finely divided inert solid.

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