Title:
HIGH-PURITY EPOXY COMPOUND AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2013/021851
Kind Code:
A1
Abstract:
Provided are: N,N,N',N'-tetraglycidyl-3,3'-diaminodiphenyl ether; and a method for producing same. N,N,N',N'-tetraglycidyl-3,3'-diaminodiphenyl ether is produced by an addition reaction step wherein 3,3'-diaminodiphenyl ether and epihalohydrin are reacted with each other in a solvent that contains a protic solvent, thereby producing N,N,N',N'-tetrakis(3-halo-2-hydroxypropyl)-3,3'- diaminodiphenyl ether and a cyclization reaction step wherein the N,N,N',N'-tetraglycidyl(3-halo-2-hydroxypropyl)-3,3'- diaminodiphenyl ether is treated with an alkali for dehydrohalogenation.
Inventors:
ISHIKAWA MICHIYA (JP)
KATO HIDETOSHI (JP)
NAKATANI JIRO (JP)
TAIKO HIROSHI (JP)
SAKATA HIROAKI (US)
ARAI ATSUHITO (JP)
KATO HIDETOSHI (JP)
NAKATANI JIRO (JP)
TAIKO HIROSHI (JP)
SAKATA HIROAKI (US)
ARAI ATSUHITO (JP)
Application Number:
PCT/JP2012/069355
Publication Date:
February 14, 2013
Filing Date:
July 30, 2012
Export Citation:
Assignee:
TORAY FINECHEMICALS CO LTD (JP)
ISHIKAWA MICHIYA (JP)
KATO HIDETOSHI (JP)
NAKATANI JIRO (JP)
TAIKO HIROSHI (JP)
SAKATA HIROAKI (US)
ARAI ATSUHITO (JP)
ISHIKAWA MICHIYA (JP)
KATO HIDETOSHI (JP)
NAKATANI JIRO (JP)
TAIKO HIROSHI (JP)
SAKATA HIROAKI (US)
ARAI ATSUHITO (JP)
International Classes:
C07D303/36; C07D301/27; C07B61/00
Domestic Patent References:
WO2011118106A1 | 2011-09-29 |
Foreign References:
CN102031082A | 2011-04-27 | |||
JPS5973577A | 1984-04-25 | |||
JPS6351363A | 1988-03-04 |
Attorney, Agent or Firm:
Seiryu Patent Professional Corporation et al. (JP)
Clear stream international patent business corporation (JP)
Clear stream international patent business corporation (JP)
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Claims: