Patent · US Expired

Resin particles comprising a (meth)acrylate copolymer and a surfactant having a sulfonic-acid or sulfonate group

US7416783B2 · kind B2 · utility

2Cited by
4References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 26, 2005
Grant dateAug 26, 2008
Priority date
Expiry dateMay 26, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31663
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

The invention relates to crosslinked (meth)acrylate-based resin particles having an average particle diameter of 1 to 10 μm, containing monomer components containing a monomer having a carboxyl group and at least one monomer selected from an acrylate and a methacrylate copolymerized therein, the particles having a surface coated with a surfactant having a sulfonic acid group or a sulfonate group, and a process for producing the same.

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