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Patent Searching and Data


Title:
LIQUID BLOW MOLDING METHOD
Document Type and Number:
WIPO Patent Application WO/2019/106954
Kind Code:
A1
Abstract:
This liquid blow molding method for molding, into a liquid-containing container (C) having a prescribed shape, a synthetic resin-made preform (2) having a spout (2a), is characterized by comprising: an air-liquid replacement step for discharging air in the preform (2) to the outside while supplying a liquid (L) into the preform (2) from the spout (2a) through a blow nozzle (23); an air-liquid separation step for separating the air from the liquid (L) in the preform (2) by vibrating the preform (2); and a blow molding step for, after performing the air-liquid separation step, molding the preform (2) into a container having the prescribed shape by supplying the pressurized liquid (L) into the preform (2) from the spout (2a) through the blow nozzle (23).

Inventors:
SHIOKAWA Mitsuru (KANAGAWA TECHNICAL CENTER, 380, Sannomiy, Isehara-shi Kanagawa 03, 〒2591103, JP)
OKUYAMA Yuichi (FUNDAMENTAL TECHNOLOGY & RESEARCH CENTER, 380, Sannomiy, Isehara-shi Kanagawa 03, 〒2591103, JP)
Application Number:
JP2018/037103
Publication Date:
June 06, 2019
Filing Date:
October 03, 2018
Export Citation:
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Assignee:
YOSHINO KOGYOSHO CO., LTD. (2-6 Ojima 3-chome, Koto-ku Tokyo, 31, 〒1368531, JP)
International Classes:
B29C49/46; B01D19/00
Foreign References:
EP3109029A12016-12-28
US5650104A1997-07-22
JP2015066921A2015-04-13
Attorney, Agent or Firm:
SUGIMURA Kenji (36F Kasumigaseki Common Gate West, 3-2-1 Kasumigasek, Chiyoda-ku Tokyo 13, 〒1000013, JP)
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