公开(公告)号：US3795661A

公开(公告)日：1974-03-05

申请号：US3795661D

申请日：1972-03-01

Applicant: ALLIED CHEM

Inventor： DEMENTI B ,  DE CAPRIO J ,  LAZARUS S

IPC: C08G63/83 ,  C08G63/87 ,  C08G17/013

CPC classification number: C08G63/87 ,  C08G63/83

Abstract: THE MANUFACTURE OF LINEAR HIGH-MOLECULAR WEIGHT, FILM AND FIBER FORMING POLYESTER WHEREIN THE REACTION OF POLYCARBOXYLIC ACID WITH A POLYOL TAKES PLATE IN THE PRESENCE OF AN ELEMENT, OR A COMPOUND WHICH PRODUCES SAID ELEMENT IN SAID REACTION FROM GROUP VII-B, OF PERIODIC CHART OF THE ATOMS BY HENRY D. HUBBARD, WELCH SCIENTIFIC CO. (1959) TO IMPROVE PROCESSING AND END PRODUCT CHARACTERISTICS.