Title:
SLEEVE
Document Type and Number:
Japanese Patent JP2019065912
Kind Code:
A
Abstract:
To provide a sleeve capable of being used in installation work to piping and wiring, and burying work in construction, and the sleeve composed of a laminate applying a plastic film as a base material, which is superior in protection of piping, wiring and insides thereof, and in which cracking and piercing of a seal edge hardly occur in the installation work and burying construction, and deterioration with age including a sleeve itself can be reduced.SOLUTION: A sleeve is composed of a laminate using a plastic film, and the sleeve has a sealant layer, a gas barrier layer composed of an inorganic compound, and a piercing-resisting layer composed of an oriented film, successively from a sleeve inner side of the laminate.SELECTED DRAWING: Figure 1
Inventors:
KAWAI HIROFUMI
Application Number:
JP2017190098A
Publication Date:
April 25, 2019
Filing Date:
September 29, 2017
Export Citation:
Assignee:
TOPPAN PRINTING CO LTD
International Classes:
B32B1/08; F16L58/10; B32B9/00; B32B27/34; B32B27/36
Domestic Patent References:
| JP2011043242A | 2011-03-03 | |||
| JP2001020330A | 2001-01-23 | |||
| JP2016223546A | 2016-12-28 | |||
| JP2004106443A | 2004-04-08 | |||
| JP2001208286A | 2001-08-03 |