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Title:
RESIN COMPOSITION, ITS PRODUCTION AND HOT-MELT ADHESIVE THEREFROM
Document Type and Number:
Japanese Patent JP3629644
Kind Code:
B2
Abstract:

PURPOSE: To obtain a resin composition good in the moldability in its melt extrusion processing and excellent in both adhesive force and adhesive durability at high temperatures, by blending a polyester block copolymer with a thermoplastic polyurethane elastomer and styrene-based resin.
CONSTITUTION: This resin composition is obtained by incorporating a blend composed of (A) 5-95 pts.wt. of a polyester block copolymer mainly made up of (a) a high-melting crystalline polymer segment consisting mainly of a crystalline aromatic polyester unit and (b) a low-melting polymer segment consisting mainly of an aliphatic polyether unit and/or an aliphatic polyester unit and (B) 95-5 pts.wt. of a thermoplastic polyurethane elastomer with (C) a styrene- based resin. This composition can be produced by melt blending in an extruder or kneader, and is also useful as a hot-melt adhesive.


Inventors:
Seikichi Wada
Yoko Furuta
Application Number:
JP17810995A
Publication Date:
March 16, 2005
Filing Date:
June 20, 1995
Export Citation:
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Assignee:
E.I.DU PONT DE NEMOURS AND COMPANY
International Classes:
C08L25/04; C08L67/00; C08L67/02; C08L73/00; C08L75/00; C08L75/04; C08L75/06; C09J7/00; C09J125/00; C09J125/04; C09J167/00; C09J167/02; C09J175/00; C09J175/04; C09J175/06; (IPC1-7): C08L67/02; C08L25/04; C08L75/04; C09J125/04; C09J167/02; C09J175/04
Domestic Patent References:
JP3119056A
Attorney, Agent or Firm:
Tomonori Iwami