公开(公告)号：US20160083510A1

公开(公告)日：2016-03-24

申请号：US14890967

申请日：2014-05-20

Applicant: SAUDI BASIC INDUSTRIES CORPORATION

Inventor： Robbert DUCHATEAU ,  Miloud BOUYAHYI ,  Lidia JASINSKA-WALC

IPC: C08G63/83 ,  C08G63/02

CPC classification number: C08G63/83 ,  B01J31/1608 ,  B01J31/2243 ,  B01J31/2247 ,  B01J2531/0258 ,  B01J2531/20 ,  B01J2531/22 ,  B01J2531/23 ,  B01J2531/26 ,  C08G63/02 ,  C08G63/08 ,  C08G63/823

Abstract: The invention relates to a block copolymer comprising a first block of general structure formula (II) and a second block of general structure formula (III) wherein Rx is an organic group having a chain length of from 1-9 atoms; Ry is an organic group having a chain length of from 10-38 atoms; n1 is at least 2; n2 is at least 2. The invention further relates to a method for preparing such block copolymer using as a catalyst a phenoxy-imine based catalyst having general structure of formula I.

Abstract translation: 本发明涉及包含通式结构式（II）的第一嵌段和通式结构式（III）的第二嵌段的嵌段共聚物，其中Rx是链长为1-9个原子的有机基团; Ry是链长为10-38个原子的有机基团; n1至少为2; n2至少为2.本发明还涉及一种使用具有通式Ⅰ的结构的苯氧基 - 亚胺基催化剂作为催化剂制备这种嵌段共聚物的方法。

公开(公告)号：US20160096919A1

公开(公告)日：2016-04-07

申请号：US14890772

申请日：2014-05-20

Applicant: SAUDI BASIC INDUSTRIES CORPORATION

Inventor： Miloud BOUYAHYI ,  Robbert DUCHATEAU ,  Lidia JASINSKA-WALC

IPC: C08G63/83 ,  C08G63/08 ,  C08G63/84

CPC classification number: C08G63/83 ,  C08G63/08 ,  C08G63/84 ,  C08L67/04

Abstract: The invention is directed to a method for preparing a polyester comprising providing a first cyclic ester having a ring size of from 12-40 atoms and subjecting the first cyclic ester to ring-opening polymerisation by contacting the first cyclic ester with a catalyst of formula I.

Abstract translation: 本发明涉及一种制备聚酯的方法，其包括提供环状尺寸为12-40个原子的第一环酯，并通过使第一环酯与式I的催化剂接触使第一环酯开环聚合 。