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Title:
ROSIN-BASED MOLECULAR CRYSTAL, NUCLEATING AGENT FOR POLYOLEFIN RESIN, POLYOLEFIN RESIN COMPOSITION, AND MOLDINGS THEREOF
Document Type and Number:
WIPO Patent Application WO/1998/006784
Kind Code:
A1
Abstract:
A rosin-based molecular crystal comprising the following components A and B: A: dehydroabietic acid or a rosin-based resin acid composed mainly of dehydroabietic acid, and B: at least one alkali metal salt of rosin-based resin acid selected from the group consisting of lithium, sodium, and potassium salts of the component A; a nucleating agent for polyolefin resins comprising the rosin-based molecular crystal; a polyolefin resin composition comprising the nucleating agent and optionally a calcium compound; and moldings prepared by molding the resin composition.

Inventors:
SADAMITSU KIYOSHI (JP)
ISHIKAWA MASAHIDE (JP)
KOBAYASHI TOSHIAKI (JP)
Application Number:
PCT/JP1997/002740
Publication Date:
February 19, 1998
Filing Date:
August 07, 1997
Export Citation:
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Assignee:
NEW JAPAN CHEM CO LTD (JP)
SADAMITSU KIYOSHI (JP)
ISHIKAWA MASAHIDE (JP)
KOBAYASHI TOSHIAKI (JP)
International Classes:
C08L23/02; C08L23/12; C08L23/14; C08L93/04; (IPC1-7): C08L93/04; C08L23/00; C08K5/09
Foreign References:
JPH07330967A1995-12-19
JPH07331081A1995-12-19
Other References:
See also references of EP 0861877A4
Attorney, Agent or Firm:
Saegusa, Eiji (1-7-1 Dosho-machi, Chuo-k, Osaka-shi Osaka 541, JP)
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