Title:
ISOPRENE COPOLYMER, AND MANUFACTURING METHOD FOR SAME
Document Type and Number:
WIPO Patent Application WO/2014/010248
Kind Code:
A1
Abstract:
Provided are a copolymer having the properties of natural rubber (durability (anti-fracture properties, abrasion resistance and anti-crack-growth properties), and a manufacturing method for same. An isoprene copolymer having a styrene block or a butadiene block at a terminal thereof, wherein styrene monomers account for less than 5 mol% of the total monomers forming an isoprene copolymer having a styrene block, butadiene monomers account for 10 mol% or less of the total monomers forming an isoprene copolymer having a butadiene block, and the cis-1,4 bond content of isoprene-originated components is at least 95% in total.
Inventors:
TAMAKI SATORU (JP)
MATSUSHITA JUNKO (JP)
KAITA SHOJIRO (JP)
MATSUSHITA JUNKO (JP)
KAITA SHOJIRO (JP)
Application Number:
PCT/JP2013/004298
Publication Date:
January 16, 2014
Filing Date:
July 11, 2013
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B60C1/00; C08F297/06; C08F4/52; C08F4/606; C08L53/02
Domestic Patent References:
| WO2010074255A1 | 2010-07-01 | |||
| WO2006078021A1 | 2006-07-27 |
Foreign References:
| JPH09118729A | 1997-05-06 | |||
| JPH07508297A | 1995-09-14 | |||
| JP2000154221A | 2000-06-06 | |||
| JP2002012702A | 2002-01-15 | |||
| JP2004027179A | 2004-01-29 | |||
| JP2007063240A | 2007-03-15 | |||
| JP2006274219A | 2006-10-12 | |||
| JP2008291096A | 2008-12-04 | |||
| JP2004027179A | 2004-01-29 | |||
| JPH05255540A | 1993-10-05 | |||
| JP2009191100A | 2009-08-27 |
Other References:
ORGANOMETALLICS, vol. 23, 2004, pages 4778 - 4787
Attorney, Agent or Firm:
SUGIMURA, KENJI (JP)
Kenji Sugimura (JP)
Kenji Sugimura (JP)
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