Patent · US Expired

Bonded articles comprising a nonwoven fabric and a polyolefin film and the process for their preparation

US5368927A · kind A · utility

36Cited by
0References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 3, 1993
Grant dateNov 29, 1994
Priority date
Expiry dateFeb 3, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/678
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Articles comprising a nonwoven polypropylene fabric bonded directly to a film of a heterophasic polymer composition comprising: PA1 A) a polypropylene homopolymer, or a crystalline copolymer of propylene with ethylene and/or another .alpha.-olefin PA1 B) an ethylene-propylene copolymer, and PA1 C) a copolymer of ethylene with propylene and/or another .alpha.-olefin, and optionally a diene.

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