HEAT-CURABLE RESIN COMPOSITION FOR FRICTION MATERIAL, AND FRICTION MATERIAL

Title:

HEAT-CURABLE RESIN COMPOSITION FOR FRICTION MATERIAL, AND FRICTION MATERIAL

Document Type and Number:

WIPO Patent Application WO/2022/215554

Kind Code:

A1

Abstract:

A heat-curable resin composition for friction materials which comprises a lignin-modified novolak-type phenolic resin having a weight-average molecular weight of 6,000 or higher and a hardener.

More Like This:

WO/2019/147836	METHODS FOR PREPARING CARBON MATERIALS
JPS5356288	PREPARATION OF PHENOLIC RESIN
JP5653880	Resist underlayer film forming material and pattern forming method

Inventors:

MURAI TAKETOSHI (JP)

Application Number:

PCT/JP2022/014562

Publication Date:

October 13, 2022

Filing Date:

March 25, 2022

Export Citation:

Click for automatic bibliography generation Help

Assignee:

SUMITOMO BAKELITE CO (JP)

International Classes:

C08G8/20; C08J5/14; C08K5/3477; C08L61/12; C09K3/14; F16D69/02

Domestic Patent References:

WO2015118996A1	2015-08-13
WO2018190171A1	2018-10-18
WO2015147165A1	2015-10-01

Foreign References:

JP2020050814A	2020-04-02
US20190390106A1	2019-12-26
JP2013199561A	2013-10-03
JP2013199561A	2013-10-03
JP2009084320A	2009-04-23
JP2012201828A	2012-10-22
JP2021064598A	2021-04-22

Other References:

REN YU, LIN XU, WANG WENLIN, SHI ZHENGJUN, ZHENG ZHIFENG, LIU CAN: "Preparation of high molecular weight thermoplastic bio-based phenolic resin and fiber based on lignin liquefaction", MATERIALS RESEARCH EXPRESS, vol. 8, no. 1, 1 January 2021 (2021-01-01), pages 015308, XP055974910, DOI: 10.1088/2053-1591/abda68
KUROE MOTOKI, TOMOKI TSUNODA,YUSUKE KAWANO,AKIO TAKAHASHI: "Application of Lignin-Modified Phenolic Resins to Brake Friction Material", JOURNAL OF APPLIED POLYMER SCIENCE, JOHN WILEY & SONS, LTD, vol. 129, no. 1, 9 November 2012 (2012-11-09), pages 310 - 315, XP055974911, ISSN: 1097-4628, DOI: 10.1002/app.38703

Attorney, Agent or Firm:

HAYAMI Shinji (JP)

Download PDF:

View/Download PDF PDF Help

Previous Patent: LIGNIN-MODIFIED NOVOLAC-TYPE PHENOL RESIN, METHOD FOR PRODUCING SAME, MOLDING MATERIAL, RESIN COMPOS...

Next Patent: PLASMA PROCESSING DEVICE