Title:
プリフォーム、容器及びその製造方法
Document Type and Number:
Japanese Patent JP6842043
Kind Code:
B2
Abstract:
To provide a preform that can be easily discriminated whether a gas barrier layer is appropriately formed.SOLUTION: According to the present invention, a preform composed of an injection molding is provided. The preform includes an outer layer, a gas barrier layer, and an inner layer in order from the outer surface side. The gas barrier layer is an EVOH resin layer.SELECTED DRAWING: Figure 1
Inventors:
Takashi Sano
Application Number:
JP2017107186A
Publication Date:
March 17, 2021
Filing Date:
May 30, 2017
Export Citation:
Assignee:
Kyoraku Co., Ltd.
International Classes:
B29C49/22; B29C49/06; B32B27/00; B65D1/00
Domestic Patent References:
| JP11080492A | ||||
| JP2014088004A | ||||
| JP2017030765A |
Attorney, Agent or Firm:
sk patent corporation
Akihiko Okuno
Hiroyuki Ito
Akihiko Okuno
Hiroyuki Ito