Title:
ビスフェノールを生成するためのイオン交換樹脂、当該イオン交換樹脂を生産するための方法、および当該イオン交換樹脂を用いてビスフェノールを生成するための方法
Document Type and Number:
Japanese Patent JP6806383
Kind Code:
B2
Abstract:
This invention relates to an ion exchange resin for producing bisphenol with high percent conversion and high percent selectivity to bisphenol, especially 4,4' isopropyhdenediphenol, wherein said ion exchange resin comprising aromatic polymer having sulfonic acid group modified with at least one promoter selected from compounds shown in the structure (I), (II), (III), (IV) or its amine salt: wherein R represents hydrocarbon unit with 1 to 6 carbon atoms selected from alkyl group, alkenyl group, alkynyl group, phenyl group, or optionally hydrocarbon containing carbonyl group having 1 to 6 carbon atoms; X represents heteroatom; n is an integer number from 1 to 4.
Inventors:
Penpanni, Citipon
Ponsuriasa, papapida
Tan-Amon Sun, Satchada
Ponsuriasa, papapida
Tan-Amon Sun, Satchada
Application Number:
JP2018529637A
Publication Date:
January 06, 2021
Filing Date:
October 31, 2016
Export Citation:
Assignee:
PTC Global Chemical Public Company Limited
International Classes:
B01J31/10; C07C37/20; C07C39/16; C08F8/36; C08F12/08
Domestic Patent References:
| JP10328573A | ||||
| JP10212257A | ||||
| JP56021650A | ||||
| JP60137440A | ||||
| JP63146836A | ||||
| JP61118407A |
Foreign References:
| US3394089 | ||||
| US20170327447 | ||||
| US4595704 | ||||
| CN85106111A | ||||
| US4369293 | ||||
| CN107382671A | ||||
| US4584416 | ||||
| US5075511 |
Attorney, Agent or Firm:
Longhua International Patent Service Corporation