Title:
肉薄容器の製造方法
Document Type and Number:
Japanese Patent JP4699568
Kind Code:
B2
Abstract:
The present invention provides a thin container production method capable of forming a thin container having a thickness of about 0.7 mm by injecting a molten resin of a polylactic acid into a narrow cavity. The production method according to the present invention produces a thin container W having a thickness in a range of 0.3 to 0.7 mm by injection molding of a polylactic acid resin. The molten resin of the polylactic acid impregnated with supercritical carbon dioxide in a range of 0.5 to 2.5 percent by mass relative to the total amount is injected into a cavity 29 corresponding to the thin container W.
Inventors:
Michio Komatsu
Application Number:
JP2010539956A
Publication Date:
June 15, 2011
Filing Date:
June 14, 2010
Export Citation:
Assignee:
Michio Komatsu
International Classes:
B29C45/00; B29C45/28; B65D1/00; B65D1/26; B29K67/00; B29K105/04; B29L24/00
Domestic Patent References:
| JP2007296831A | ||||
| JP2310017A | ||||
| JP2007152655A |
Foreign References:
| WO2003022927A1 |
Attorney, Agent or Firm:
Creation International Patent Office