公开(公告)号：DE2621099A1

公开(公告)日：1976-11-25

申请号：DE2621099

申请日：1976-05-12

Applicant: STANDARD OIL CO

Inventor： CHIPMAN GARY R ,  HENK MICHAEL G ,  DEBOER JACOB A ,  BLAHA ELI W

IPC: C08G63/183 ,  C08G63/85 ,  C08G63/22

Abstract: Reaction of terephthalic acid and butane diol using a tetravalent tin catalyst having the organo-to-tin linkage.

公开(公告)号：CA1047199A

公开(公告)日：1979-01-23

申请号：CA252423

申请日：1976-05-13

Applicant: STANDARD OIL CO

Inventor： CHIPMAN GARY R ,  HENK MICHAEL G ,  DEBOER JACOB A ,  BLAHA ELI W

IPC: C08G63/18 ,  C08G63/14

Abstract: POLYBUTYLENE Terephthalate Reaction of terephthalic acid and butane diol using a tetravalent tin catalyst having one organo-to-tin linkage. This invention relates to the production of polybutylene terephthalate by reacting terephthalic acid and 1,4butylene glycol in the presence of tetravalent tin catalyst having one organo-to-tin linkage.