Patent · US Expired

Strong laminate

US4507351A · kind A · utility

83Cited by
14References
56Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 11, 1983
Grant dateMar 26, 1985
Priority date
Expiry dateJan 11, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/693
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A strong laminate with improved tear resistance properties and excellent delamination resistance is disclosed. The laminate comprises a tear strength reinforcing nonwoven center bonded to outer ply tissues utilizing discontinuous thermoplastic masses with controlled penetration of the thermoplastic into the center ply layer.

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