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Title:
METHOD FOR PRODUCING NOVOLAC POLYMER
Document Type and Number:
WIPO Patent Application WO/2019/054299
Kind Code:
A1
Abstract:
Provided is a method for producing a novolac polymer that polymerizes an aromatic amine compound and an aldehyde compound in an organic solvent in the presence of a catalyst while removing by-product water.

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WO/2022/137913MALEIMIDE RESIN, ASYMMETRIC BISMALEIMIDE COMPOUND, CURABLE COMPOSITION, CURED OBJECT, SEMICONDUCTOR-ENCAPSULATING MATERIAL, SEMICONDUCTOR-ENCAPSULATING DEVICE, PREPREG, CIRCUIT BOARD, AND BUILD-UP FILM
JP7131558Method for producing novolak-type polymer
Inventors:
TSUDA YUTARO (JP)
Application Number:
PCT/JP2018/033243
Publication Date:
March 21, 2019
Filing Date:
September 07, 2018
Export Citation:
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Assignee:
NISSAN CHEMICAL CORP (JP)
International Classes:
C08G12/08
Domestic Patent References:
WO2011065395A12011-06-03
Foreign References:
JPS4846693A1973-07-03
JPH08193110A1996-07-30
JPH02245010A1990-09-28
JPH06122745A1994-05-06
JP2016056223A2016-04-21
Attorney, Agent or Firm:
PATENT PROFESSIONAL CORPORATION EI-MEI PATENT OFFICE (JP)
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