04042565 is referenced by 4 patents and cites 4 patents.

This invention relates to a stretched, shrinkable, tubular film of polyethylene terephthalate which has a lower initial point of shrinkage, higher shrinking values, and improved weldability, in which part of the ethylene glycol component is replaced by about 0.5 to 10 mole per cent of bis-phenol-A-bis-(2-hydroxyethyl)-ether.

Title
Stretched tubular film of polyethylene terephthalate
Application Number
5/641912
Publication Number
4042565
Application Date
December 18, 1975
Publication Date
August 16, 1977
Inventor
Siegfried Janocha
Wiesbaden-Biebrich
DT
Klaus Hoheisel
Wiesbaden
DT
Agent
James E Bryan
Assignee
Hoechst Aktiengesellschaft
DT
IPC
C08G 63/16
C08G 63/66
View Original Source