Patent · US Active

Preparation of polyester latex emulsification by direct steam injection

US8932792B2 · kind B2 · utility

2Cited by
32References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 27, 2012
Grant dateJan 13, 2015
Priority date
Expiry dateDec 25, 2032

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/0318
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A method for preparing latex emulsion compositions uses a steam-driven emulsification process, and a method for preparing a toner using the latex emulsion compositions. The method includes contacting a resin with an organic solvent and optionally a neutralization agent; and applying steam or heated water vapor to contact the resin to prepare a latex emulsion. An apparatus can perform the method.

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