Title:
【発明の名称】廃プラスチックからなる成形物及びその製造法
Document Type and Number:
Japanese Patent JP3341129
Kind Code:
B2
Abstract:
PURPOSE:To make use of thermosetting plastic being a major part of a matter which is used conventionally only for a limited use and discharged as waste plastic trash is used as a concrete shuttering for concrete shuttering work. CONSTITUTION:Sticking disposition of styrene or polymerizable styrene derivative is performed to the surface of thermosetting waste plastic powder, then obtained thermosetting waste plastic powder treated with polymerizable styrene is heat-treated in the presence of a polymerization initiator, then an obtained product is ground, which is mixed with waste polystyrene, heated and molded.
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Inventors:
Shigeo Numata
Application Number:
JP29473793A
Publication Date:
November 05, 2002
Filing Date:
October 29, 1993
Export Citation:
Assignee:
Shimizu Construction Co., Ltd.
International Classes:
B09B3/00; B29B17/00; B29B17/04; E04G9/05; C08J11/00; B29K105/26; (IPC1-7): B29B17/00
Domestic Patent References:
| JP4296364A | ||||
| JP58239A | ||||
| JP48510A | ||||
| JP623751A | ||||
| JP5280195A | ||||
| JP5824412A | ||||
| JP53485U |
Attorney, Agent or Firm:
Yoshinori Yanagida (1 person outside)