Title:
MULTILAYER PIPE
Document Type and Number:
Japanese Patent JP2018003859
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a multilayer pipe that hardly causes a delamination between layers and inhibits oil and fat content from adhering at an internal surface for a long term.SOLUTION: A multilayer pipe includes: a first layer; and a second layer laminated on an outer surface of the first layer. The first layer contains a non-ionic component containing a hydrophilic group. The second layer has a recess with the maximum depth of 3 μm or more at an inner surface on a side of the first layer. The first layer has a protrusion in the recess of the second layer.SELECTED DRAWING: Figure 1
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Inventors:
MORITAKA KOHEI
KUBO YOSHIHIRO
KAMMURI SHUHEI
KUBO YOSHIHIRO
KAMMURI SHUHEI
Application Number:
JP2016126695A
Publication Date:
January 11, 2018
Filing Date:
June 27, 2016
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD
International Classes:
F16L9/133; B32B1/08; B32B3/30; C08F214/06
Attorney, Agent or Firm:
Patent business corporation Miya saki, table of contents patent office