ION EXCHANGE RESIN FOR PRODUCING BISPHENOL, AND A METHOD FOR PRODUCING BISPHENOL USING SAID ION EXCHANGE RESIN
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 on...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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