Patent · US Expired

Method for reducing electrostatic charging on shaped articles of polyvinyl chloride resins

US4276138A · kind A · utility

9Cited by
11References
3Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJun 22, 1979
Grant dateJun 30, 1981
Priority date
Expiry dateJun 22, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S260/20
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A method for reducing static electricity on the surface of a shaped article made of polyvinyl chloride resins, which method comprises the steps of (a) blending a surface active agent with the polyvinyl chloride resin prior to fabrication of the resin into a shaped article, (b) fabricating the resin admixed with the surface active agent into a shaped article, and (c) subjecting the shaped article to a treatment with low temperature plasma of a gas.

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