Title:
容器用多層シート、その製造方法、及び容器
Document Type and Number:
Japanese Patent JP5753812
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a multilayered sheet for containers, in which the adhesive strength of a paper substrate with a resin layer is high and which is suitable for cooking gratin or the like in which a browning of a surface becomes beautiful, and a container.SOLUTION: A multilayered sheet for containers includes a paper substrate, a polyethyleneimine layer and a thermoplastic aromatic polyester resin (preferably, which is a polyethylene terephthalate or a polybutylene terephthalate layer, and may include a white pigment) in this order (and may be further provided with another polyethyleneimine layer and/or a print layer). A method of manufacturing the multilayered sheet for containers includes a step of melt-extruding a thermoplastic aromatic polyester resin on a polyethyleneimine layer of a paper substrate in which the polyethyleneimine layer is formed previously. A container for cooking foods, etc. formed from the multilayered sheet for the container, particularly, the container provided with a body member or a bottom member is provided.
Inventors:
Yasunari Anbara
Kenji Katamata
Katsuhiko Kanno
Kenji Katamata
Katsuhiko Kanno
Application Number:
JP2012084235A
Publication Date:
July 22, 2015
Filing Date:
April 02, 2012
Export Citation:
Assignee:
Act corporation
International Classes:
B32B27/36; B32B1/02; B65D3/22; B65D81/34
Domestic Patent References:
| JP2005138381A | ||||
| JP2000085758A | ||||
| JP2000211628A | ||||
| JP6055702A | ||||
| JP2013193210A |
Attorney, Agent or Firm:
Norio Saeki