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Title:
ACRYLIC RUBBER BALE HAVING EXCELLENT BANBURY PROCESSABILITY
Document Type and Number:
WIPO Patent Application WO/2021/261214
Kind Code:
A1
Abstract:
Provided is an acrylic rubber bale having excellent Banbury processability. This acrylic rubber bale comprises an acrylic rubber having an ionically reactive group and has a 100°C complex viscosity ([ƞ]100°C) of 15,000 [Pa·s] or less, a content of gel of methyl-ethyl-ketone insolubles of 30 wt% or less, a specific gravity of 0.8 or higher, and an ash content of 0.3 wt% or less, the ash having a total content of sodium, sulfur, calcium, magnesium, and phosphorus of 80 wt% or higher.

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Inventors:
MASUDA HIROFUMI (JP)
KAWANAKA TAKAFUMI (JP)
Application Number:
PCT/JP2021/021352
Publication Date:
December 30, 2021
Filing Date:
June 04, 2021
Export Citation:
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Assignee:
ZEON CORP (JP)
International Classes:
C08F6/14; C08F220/10; C08F220/12; C08K3/012; C08K3/013; C08K5/00; C08L33/04; C08L33/08
Domestic Patent References:
WO2014061744A12014-04-24
WO2015147052A12015-10-01
WO2018139466A12018-08-02
WO2019208821A12019-10-31
WO2021014790A12021-01-28
WO2021014791A12021-01-28
WO2021014792A12021-01-28
WO2021014793A12021-01-28
WO2021014795A12021-01-28
WO2021014796A12021-01-28
Foreign References:
JPH03109451A1991-05-09
JPH11217409A1999-08-10
JP2004131654A2004-04-30
JP2019119772A2019-07-22
Attorney, Agent or Firm:
ARIGA, Eiichiro et al. (JP)
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