Patent · US Expired

Collapsible tube and its head

US5804270A · kind A · utility

8Cited by
5References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 9, 1994
Grant dateSep 8, 1998
Priority date
Expiry dateNov 9, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/1397
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A collapsible tube is obtained by heat bonding a head to a polyolefin sleeve, the head comprising a composition which comprises a polyolefin resin (A), a saponified product of ethylene-vinyl acetate copolymer (B) having a melting point of at least 135.degree. C., and a saponified product ethylene-vinyl acetate. copolymer (C) having a melting point of not more than 130.degree. C.

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