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Title:
ADDITIVE FOR DAMPING POLYMER
Document Type and Number:
WIPO Patent Application WO/2021/193430
Kind Code:
A1
Abstract:
An additive for a damping polymer contains a reaction product of any rosin (A) and an oxyalkylene compound (B) reactive to the rosin (A). The number of oxyalkylene units is at least two in one molecule of the reaction product.

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Inventors:
MATSUYOSHI KATSUYA (JP)
DOI SHOKO (JP)
Application Number:
PCT/JP2021/011370
Publication Date:
September 30, 2021
Filing Date:
March 19, 2021
Export Citation:
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Assignee:
HARIMA CHEMICALS INC (JP)
International Classes:
C08L101/00; C08L93/04; F16F15/02; F16F15/08
Foreign References:
JPH1060179A1998-03-03
JP2019094513A2019-06-20
JP2009138053A2009-06-25
JP2015007468A2015-01-15
JP2014004983A2014-01-16
JP2018021185A2018-02-08
JP2010070743A2010-04-02
JP2003003014A2003-01-08
Other References:
See also references of EP 4130160A4
Attorney, Agent or Firm:
OKAMOTO, Hiroyuki et al. (JP)
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