Process for preparing containers using branched polyesters
disclosed is a process for preparing containers, such as bottles, using a branched polyester of terephthalic acid, a combination of ethylene glycol and 1,4-cyclohexanedimethanol and a small amount of a polyfunctional branching compound. A molten parison of such polyester is extruded and then expanded in a container mold to form the desired container.
Description
Patent History
Patent number: T954005
Type: Grant
Filed: May 24, 1976
Date of Patent: Jan 4, 1977
Inventors: Burns Davis (Kingsport, TN), James R. Overton (Kingsport, TN), Roger M. Schulken, Jr. (Kingsport, TN)
Application Number: 5/689,224
Type: Grant
Filed: May 24, 1976
Date of Patent: Jan 4, 1977
Inventors: Burns Davis (Kingsport, TN), James R. Overton (Kingsport, TN), Roger M. Schulken, Jr. (Kingsport, TN)
Application Number: 5/689,224
Classifications
Current U.S. Class:
264/98;
260/75T
International Classification: B29C 1707;
International Classification: B29C 1707;
