Patent · US Active

Light stabilized polyolefin films, tapes and monofilaments

US11021585B2 · kind B2 · utility

1Cited by
18References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 26, 2020
Grant dateJun 1, 2021
Priority date
Expiry dateMar 26, 2040

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K2201/014
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A process for reducing water carry-over of a light stabilized polyolefin film, tape or filament which contains component (A) as light stabilizer and which is passed through a water bath during production, characterized in that the polyolefin film, tape or monofilament additionally comprises component (B) as light stabilizer,an example of component (A) is wherein E1 is E2 is and a3 is a number from 2 to 10, and an example of component (B) is

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