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Title:
OLEFIN BLOCK COPOLYMERS, PRODUCTION PROCESSES OF THE SAME AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2001/053369
Kind Code:
A1
Abstract:
Olefin block copolymers excellent in affinity with metal, polar resins or the like, impact resistance, mar resistance, thermal resistance, rigidity, oil resistance, transparency, antifogging properties, electrical insulation properties, breakdown voltage, application properties, low-temperature flexibility, moldability, environmental degradation properties, fluidity and/or dispersion properties; and processes for producing the block copolymers. The block copolymers are represented by the general formula (I): PO?1 ¿- g?1¿- B?1¿ (wherein PO?1¿ is a segment composed of repeating units derived from C¿2-20? olefin; g?1¿ is an ester, ether, amide, imide, urethane, urea, silyl ether, or carbonyl linkage; and B?1¿ is an unsaturated hydrocarbon or heteroatom-containing segment).

Inventors:
OTA SEIJI (JP)
MORIYA SATORU (JP)
MORI RYOJI (JP)
KODA TAKU (JP)
TAN JUNJI (JP)
KOJOH SHINICHI (JP)
KANEKO HIDEYUKI (JP)
HAMA SHUNICHI (JP)
NOBORI TADAHITO (JP)
MATSUGI TOMOAKI (JP)
KASHIWA NORIO (JP)
Application Number:
PCT/JP2001/000298
Publication Date:
July 26, 2001
Filing Date:
January 18, 2001
Export Citation:
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Assignee:
MITSUI CHEMICALS INC (JP)
OTA SEIJI (JP)
MORIYA SATORU (JP)
MORI RYOJI (JP)
KODA TAKU (JP)
TAN JUNJI (JP)
KOJOH SHINICHI (JP)
KANEKO HIDEYUKI (JP)
HAMA SHUNICHI (JP)
NOBORI TADAHITO (JP)
MATSUGI TOMOAKI (JP)
KASHIWA NORIO (JP)
International Classes:
B32B27/32; C08F2/00; C08F293/00; C08F297/08; C08J5/18; C08L53/00; (IPC1-7): C08F293/00; C08G81/00; C08L53/00; C08L101/00
Foreign References:
JPH04149236A1992-05-22
JPH05125194A1993-05-21
JP2001059007A2001-03-06
Other References:
See also references of EP 1275670A4
Attorney, Agent or Firm:
Suzuki, Shunichiro (13-6 Nishigotanda 7-chome Shinagawa-ku, Tokyo, JP)
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