Title:
RESIN COMPOSITION, PROCESS FOR ITS PRODUCTION AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2003/042301
Kind Code:
A1
Abstract:
A resin composition comprising 25 to 95 wt% of polycaprolactone (A) and 5 to 75 wt% of polyvinyl alcohol (B) (with the proviso that the sum total of (A) and (B) is 100 wt%), characterized in that the polyvinyl alcohol (B) is dispersed in the matrix of the polycaprolactone (A) in the form of particles having diameters of 2 mm or below&semi a process for the production of the resin composition by kneading a mixture of polycaprolactone (A) and polyvinyl alcohol (B) at a temperature which is the melting temperature of the polycaprolactone (A) or above but below the melting temperature of the polyvinyl alcohol (B)&semi and cores for footwear, produced by molding the resin composition. The invention enables one−step production of the above resin composition and can give cores for footwear which can be bonded by heat reactivation without any organic solvent.
Inventors:
KOTANI KAZUYA (JP)
Application Number:
PCT/JP2002/011379
Publication Date:
May 22, 2003
Filing Date:
October 31, 2002
Export Citation:
Assignee:
DAICEL CHEM (JP)
KOTANI KAZUYA (JP)
KOTANI KAZUYA (JP)
International Classes:
A43B23/02; C08J3/20; C08L29/04; C08L67/04; (IPC1-7): C08L67/04; C08L29/04
Foreign References:
| JP2001240731A | 2001-09-04 |
Attorney, Agent or Firm:
Miura, Yoshikazu (Kojimachi 5-chome Chiyoda-ku, Tokyo, JP)
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