Method for producing epoxy compound

United States of America Patent

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Jun 2, 2015
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Mar 13, 2014
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Jul 2, 2013
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Jul 5, 2012

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Abstract

To provide a method for producing an epoxy compound having fewer residual quaternary salt compound by removing the quaternary salt compound from an organic solution containing an epoxy compound and the quaternary salt compound.

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Patent Owner(s)

Patent Owner	Address
ARAKAWA CHEMICAL INDUSTRIES LTD	OSAKA JAPAN OSAKA-SHI OSAKA

International Classification(s)

C07D:HETEROCYCLIC COMPOUNDS

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Inventor Name	Address	# of filed Patents	Total Citations
Ezaki, Yoichiro	Tsukuba, JP	4	3
Sasagawa, Naoki	Tsukuba, JP	22	6
Takumi, Kiyoshi	Osaka, JP	3	2

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Method for producing epoxy compound

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United States of America Patent

13934078

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PATENT NO	9045446
APP PUB NO	20140073806A1
SERIAL NO	13934078
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
June 02, 2015	US,9045446,B2 US9045446B2	GRANTED PATENT AS SECOND PUBLICATION
March 13, 2014	US,20140073806,A1 US20140073806A1	FIRST PUBLISHED PATENT APPLICATION

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13934078

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