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Title:
A manufacturing method of liquefied resol type phenol resin, and a manufacturing method of a wet paper friction material
Document Type and Number:
Japanese Patent JP6225900
Kind Code:
B2
Abstract:
A straight-chain unsaturated hydrocarbon group having equal to or more than 10 carbon atoms is bonded to at least one or more of meta positions of all of phenol structure units.

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Inventors:
Yuji Suzuki
Application Number:
JP2014518285A
Publication Date:
November 08, 2017
Filing Date:
May 29, 2013
Export Citation:
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Assignee:
Sumitomo Bakelite Co., Ltd.
International Classes:
C08G8/04; C08J5/14; C09K3/14
Domestic Patent References:
JP48029530B1
JP2008255133A
JP2008189749A
Attorney, Agent or Firm:
Shinji Hayami



 
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