Title:
LID MATERIAL HAVING BIODEGRADABILITY
Document Type and Number:
Japanese Patent JP2004231212
Kind Code:
A
Abstract:
To provide a lid material having biodegradability, which is entirely biodegradable and degrades to lose its original shape even when used for landfilling or dispersed as refuse in the natural environment, so that the lid material does not shorten the life of a landfill processing plant or pollute the environment, thus imposes less environment load to the environment in responding to an environment concern, and has functions, such as dampproofness and light blocking property.
The lid material having biodegradability is mainly composed of paper-based layers, and at least has a dampproof resin layer and a sealant layer, which are made of a biodegradable material.
Inventors:
MIYAKE EISHIN
TERADA MASAKI
YOSHIYAMA NOBUYUKI
ABE KIYOSHI
TERADA MASAKI
YOSHIYAMA NOBUYUKI
ABE KIYOSHI
Application Number:
JP2003019886A
Publication Date:
August 19, 2004
Filing Date:
January 29, 2003
Export Citation:
Assignee:
TOPPAN PRINTING CO LTD
NISSIN FOOD PRODUCTS LTD
TOMEN CHEMICAL CO LTD
NISSIN FOOD PRODUCTS LTD
TOMEN CHEMICAL CO LTD
International Classes:
B65D81/24; B32B27/00; B32B27/10; B65D53/00; B65D53/04; B65D65/46; B65D81/30; C08L91/06; C08L93/00; C08L99/00; C08L101/16; (IPC1-7): B65D65/46; B32B27/00; B32B27/10; B65D53/00; B65D53/04; B65D81/24; B65D81/30