LAMINATE FOR PAPER CONTAINER AND PAPER CONTAINER Russian patent published in 2022 - IPC B32B7/12 B32B27/10 B32B27/28 B65D65/40 

Abstract RU 2764690 C1

FIELD: drinks packaging.

SUBSTANCE: invention relates to the field of packaging for drinks and relates to a laminate for a paper container and a paper container. One aspect of the invention relates to a paper container laminate. The laminate includes a laminate where a paper base material layer, an adhesive layer, and a barrier layer are laminated in that order. The adhesive layer comprises a resin composition (A) containing one or more types of resin selected from the group consisting of ethylene/unsaturated carboxylic acid/unsaturated carboxylic acid ester copolymer, ethylene/unsaturated carboxylic acid copolymer and ethylene/unsaturated carboxylic acid ester copolymer and comprising at least an ethylene/unsaturated carboxylic acid/unsaturated carboxylic acid ester copolymer. The melt flow rate (MFR) of the resin composition (A) at 190°C and under a load of 2160 g is 9.0 g/10 min or less, based on JIS K7210: 1999.

EFFECT: invention provides a paper container laminate having excellent adhesion between an adhesive layer and various barrier layers while suppressing blistering during assembly of a paper container and a laminated paper container.

7 cl, 2 dwg, 2 tbl

Similar patents RU2764690C1

Title Year Author Number
PACKAGING LAMINATED MATERIAL, METHOD FOR PRODUCTION THEREOF AND PACKAGING CONTAINER PRODUCED FROM LAMINATED PACKAGING MATERIAL 2015
  • Toft, Nils
  • Lasson, Rolf
  • Balogh, Joakim
RU2693757C2
MULTILAYER SHEET AND METHOD FOR PRODUCING FOAMED MULTILAYER SHEET 2012
  • Motono Khiroyuki
  • Kobayasi Tositake
  • Kojke Khideaki
RU2621757C2
NON-FOIL PACKING LAMINATE, METHOD FOR PRODUCTION THEREOF AND PACKING CONTAINER MADE THEREFROM 2011
  • Toft Nils
  • Alden Mats
  • Lorentsetti Chezare
RU2586143C2
MULTILAYER STRUCTURE AND METHOD OF ITS PRODUCTION 2010
  • Tai Sindzi
  • Kavai Khirosi
  • Jamakosi Satosi
  • Isojama Kouta
  • Khikasa Masao
  • Josida Kentaro
RU2555016C2
MULTILAYER SHEET AND FOAMED MULTILAYER SHEET 2013
  • Yamauti Satosi
  • Kuroda Sejdzi
  • Fudzii Koki
RU2648075C2
MULTILAYER SHEET AND SPLINED MULTILAYER SHEET 2013
  • Yamauti Satosi
  • Kuroda Sejdzi
  • Fudzii Koki
RU2645564C2
METHOD OF LAMINATED PACKING MATERIAL PRODUCTION AND PACKING CONTAINERS FORMED OF ABOVE PACKING MATERIAL 2000
  • Berlin Mikaehl'
  • Bentmar Mats
  • Flemmer-Karlsson Katarina
RU2236943C2
IMPROVED GLUE COMPOSITION 2010
  • Sel'Man Oliv'E
  • Sel'Man Filipp
RU2537602C2
METHOD OF LAMINATED PACKING MATERIAL PRODUCTION AND PACKING CONTAINERS FORMED OF ABOVE PACKING MATERIAL 2000
  • Berlin Mikaehl'
  • Bentmar Mats
  • Flemmer-Karlsson Katarina
  • Bertil'Sson Lars
RU2236944C2
ARTICLES OBTAINED BY INJECTION MOLDING, HAVING GOOD BARRIER PROPERTIES 2011
  • Sato Kazunobu
  • Marujama Katsuja
RU2583264C2

RU 2 764 690 C1

Authors

Hashimoto Hidenori

Yamamoto Koichiro

Ogata Takuya

Dates

2022-01-19Published

2020-01-07Filed