Title:
RESIN CONTAINER MANUFACTURING APPARATUS, TEMPERATURE ADJUSTING DEVICE, RESIN CONTAINER MANUFACTURING METHOD, AND TEMPERATURE ADJUSTING METHOD
Document Type and Number:
WIPO Patent Application WO/2020/158918
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a blow molding device capable of producing a container of good quality even by a hot parison type injection blow molding method in which the molding cycle time is shortened, and a temperature control device. A blow molding device 100 in which a preform 1 is injection-molded, the injection-molded preform 1 is temperature-controlled by a temperature adjusting unit, and the temperature-adjusted preform 1 is blow-molded, wherein the temperature adjusting unit 20 has a multistage structure in which an uppermost stage 22a has the highest temperature structure, and the mold surface temperatures of lower stages 22b and 22c other than the uppermost stage 22a are set to be 10°C or more lower than the glass transition temperature of the preform 1.
Inventors:
OGIHARA MANABU (JP)
NAGASAKI ATSUSHI (JP)
HORIUCHI KAZUHIRO (JP)
NAGASAKI ATSUSHI (JP)
HORIUCHI KAZUHIRO (JP)
Application Number:
PCT/JP2020/003644
Publication Date:
August 06, 2020
Filing Date:
January 31, 2020
Export Citation:
Assignee:
NISSEI ASB MACHINE CO LTD (JP)
International Classes:
B29C49/06; B29C49/48; B29C49/64; B29C49/68; B29C49/78
Domestic Patent References:
| WO2017090774A1 | 2017-06-01 | |||
| WO2017098673A1 | 2017-06-15 | |||
| WO2013012067A1 | 2013-01-24 |
Foreign References:
| JPH05330535A | 1993-12-14 | |||
| JP2016199053A | 2016-12-01 | |||
| JPH06315973A | 1994-11-15 | |||
| JPH05185493A | 1993-07-27 |
Other References:
See also references of EP 3919253A4
Attorney, Agent or Firm:
YAMAMOTO, Osamu et al. (JP)
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