Title:
METHOD FOR PRODUCING MOLDED ARTICLE
Document Type and Number:
WIPO Patent Application WO/2017/065409
Kind Code:
A1
Abstract:
A method for producing a molded article of the present invention is a method for producing a molded article having an empty space formed therein and comprises the steps of: providing a mold having a predetermined shape and having a core material fixed therein; injecting a molding material in the cavity of the mold; coagulating the molding material within the mold; separating the coagulated molded article from the mold; and removing the core material inside the separated molded article, wherein the molded article has formed thereon a core material discharge hole having the core material exposed therefrom, and the core material may be pulverized into a particle state by means of physical impact.
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Inventors:
LEE SUNG YULL (KR)
Application Number:
PCT/KR2016/009885
Publication Date:
April 20, 2017
Filing Date:
September 05, 2016
Export Citation:
Assignee:
FINE CHEMICAL CO LTD (KR)
International Classes:
B29C45/44; B29C33/48; B29C33/52; B29D30/06; B60C15/00
Foreign References:
| JP2008100264A | 2008-05-01 | |||
| JP2014034707A | 2014-02-24 | |||
| JPS5884749A | 1983-05-20 | |||
| JPS61205108A | 1986-09-11 | |||
| JPH0834075A | 1996-02-06 |
Attorney, Agent or Firm:
LEE, Sung Ha et al. (KR)
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