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Title:
POLYMER AND ASPHALT COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2015/108139
Kind Code:
A1
Abstract:
　The polymer pertaining to the present invention contains conjugated diene monomer units and vinyl aromatic monomer units, wherein the polymer has polymer blocks (A) composed mainly of vinyl aromatic monomer units, and polymer blocks (B) containing conjugated diene monomer units and vinyl aromatic monomer units, the content of polymer blocks (A) is 10 mass% to 40 mass%, the bulk density of the polymer is 0.05 g/mL to 0.45 g/mL, and the specific surface area of the polymer is 0.10 m2/g to 0.60 m2/g.

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Inventors:
SHIROMOTO TAKAYUKI (JP)
NAKAJIMA SHIGEO (JP)
ARAKI YOSHIFUMI (JP)
KUBO NOBUAKI (JP)
SUZUKI TAKUYA (JP)
Application Number:
PCT/JP2015/051045
Publication Date:
July 23, 2015
Filing Date:
January 16, 2015
Export Citation:
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Assignee:
ASAHI KASEI CHEMICALS CORP (JP)
International Classes:
C08F297/04; C08F6/12; C08L53/02; C08L95/00
Domestic Patent References:
WO2012056939A12012-05-03
WO1999055752A11999-11-04
WO2001030859A12001-05-03
Foreign References:
JPH11315187A1999-11-16
JP2004091752A2004-03-25
JP2006104359A2006-04-20
JPS61218614A1986-09-29
JPH09255716A1997-09-30
US20030149140A12003-08-07
US6120913A2000-09-19
JPH10219117A1998-08-18
JP2005513177A2005-05-12
JPS634841B21988-02-01
JPH0153851B21989-11-15
JPH029041B21990-02-28
JPH08109219A1996-04-30
Other References:
I. M. KOLTHOFF ET AL., J. POLYM. SCI., vol. 1, 1946, pages 429
"Manual for Asphalt Pavement", December 1992, JAPAN ROAD ASSOCIATION, article "Type and Particle Size Range of Asphalt Mixture", pages: 92
Attorney, Agent or Firm:
INABA, Yoshiyuki et al. (JP)
Yoshiyuki Inaba (JP)
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