Title:
LAMINATED FORMED BODY AND METHOD OF MANUFACTURING THE FORMED BODY
Document Type and Number:
WIPO Patent Application WO/2004/022307
Kind Code:
A1
Abstract:
A laminated formed body molded by co-extruding at least two types of resin materials suitable as blow preforms, direct blow bottles, and tubes or blow tubes, wherein at least one layer thereof is formed of a colored layer having a thickness continuously or intermittently varying in the extrusion direction of the resin materials and/or a direction crossing the extrusion direction, whereby gradation effect can be increased.
Inventors:
AKIYAMA YOSHIO (JP)
ISHIYAMA SHINICHI (JP)
ISHIYAMA SHINICHI (JP)
Application Number:
PCT/JP2003/011321
Publication Date:
March 18, 2004
Filing Date:
September 04, 2003
Export Citation:
Assignee:
YOSHINO KOGYOSHO CO LTD (JP)
AKIYAMA YOSHIO (JP)
ISHIYAMA SHINICHI (JP)
AKIYAMA YOSHIO (JP)
ISHIYAMA SHINICHI (JP)
International Classes:
B29B11/10; B29C48/18; B29C48/92; B29C49/00; B29C49/22; B29C49/78; B32B3/26; B32B27/08; B65D1/02; B65D35/08; B29C48/09; B29C48/12; B29C48/16; B29C48/17; B29C48/21; B29C49/04; (IPC1-7): B29C47/06; B29C49/22; B29C49/04; B29B11/10; B32B27/00
Foreign References:
| JP2000318020A | 2000-11-21 | |||
| JPH09155962A | 1997-06-17 | |||
| JPH06135975A | 1994-05-17 | |||
| JPH0298409A | 1990-04-10 | |||
| EP1029793A1 | 2000-08-23 | |||
| JPH05220738A | 1993-08-31 | |||
| JP2000117820A | 2000-04-25 | |||
| US5725814A | 1998-03-10 | |||
| JPH05220739A | 1993-08-31 | |||
| JPS5469172A | 1979-06-02 | |||
| JPH0298409A | 1990-04-10 | |||
| EP1029793A1 | 2000-08-23 |
Other References:
See also references of EP 1547751A4
Attorney, Agent or Firm:
Sugimura, Kosaku (2-4 Kasumigaseki 3-chom, Chiyoda-ku Tokyo, JP)
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