Title:
プリフォーム及びボトル
Document Type and Number:
Japanese Patent JP7115515
Kind Code:
B2
Abstract:
To provide a preform with excellent recyclability and gas barrier properties after blow molding.SOLUTION: A preform 10 of the present invention includes: a mouth 11; a trunk 12 connected to the mouth 11 and having a substantially cylindrical shape; and a bottom 13 connected to the trunk 12 and having a substantially hemispherical shape. The preform 10 includes: a support medium 17 containing polyester; and a barrier layer 18 containing carboxy group-containing resin and polyvinyl alcohol-based resin.SELECTED DRAWING: Figure 1
Inventors:
Akira Yoshido
Akitomo Sekine
Sawada Masanori
Tatsuyuki Koichi
Akiko Amano
Akitomo Sekine
Sawada Masanori
Tatsuyuki Koichi
Akiko Amano
Application Number:
JP2020106398A
Publication Date:
August 09, 2022
Filing Date:
June 19, 2020
Export Citation:
Assignee:
Dai Nippon Printing Co.,Ltd.
International Classes:
B29C49/22; B29B11/14; B29C49/06; B29D22/00; B32B27/00; B32B27/30; B65D1/02; B65D65/40
Domestic Patent References:
| JP2019099623A | ||||
| JP2018108852A | ||||
| JP11349713A | ||||
| JP6220221A | ||||
| JP7102083A | ||||
| JP7205379A | ||||
| JP7266441A | ||||
| JP2004018650A |
Foreign References:
| US20090220717 | ||||
| US20090283940 |
Attorney, Agent or Firm:
Nakamura Yukitaka
Satoru Asakura
Asano Mari
Yuta Kanazawa
Satoru Asakura
Asano Mari
Yuta Kanazawa
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