HIGH-PURITY 4-(2-BROMOETHYL)BENZENESULFONIC ACID, HIGH-PURITY STYRENESULFONIC ACIDS DERIVED THEREFROM, AND POLYMERS THEREOF, AND METHODS FOR PRODUCING THE SAME

Title:

HIGH-PURITY 4-(2-BROMOETHYL)BENZENESULFONIC ACID, HIGH-PURITY STYRENESULFONIC ACIDS DERIVED THEREFROM, AND POLYMERS THEREOF, AND METHODS FOR PRODUCING THE SAME

Document Type and Number:

Japanese Patent JP2023133284

Kind Code:

A

Abstract:

To provide high-purity styrenesulfonic acids having markedly decreased bound bromine and polymers thereof that are useful as modifiers for secondary batteries, dopants for conductive polymers, and additives for semiconductor abrasives and detergents, and especially as members for electronic materials such as organic EL elements and photoresists.SOLUTION: The invention provides high-purity 4-(2-bromoethyl)benzenesulfonic acid having decreased nuclear bromides, high-purity styrenesulfonic acids having markedly decreased bound bromine derived from the high-purity 4-(2-bromoethyl)benzenesulfonic acid, and polymers thereof.SELECTED DRAWING: None

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Inventors:

OZOE SHINJI
SHIGETA YUSUKE
AWANO YUTAKA

Application Number:

JP2023092119A

Publication Date:

September 22, 2023

Filing Date:

June 05, 2023

Export Citation:

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Assignee:

TOSOH FINECHEM CORP

International Classes:

C07C309/39; C08F12/14

Attorney, Agent or Firm:

Norio Hagi

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