MULTILAYER SHEET - SEKISUI CHEMICAL CO LTD

Title:

MULTILAYER SHEET

Document Type and Number:

Japanese Patent JP2018051830

Kind Code:

A

Abstract:

PROBLEM TO BE SOLVED: To provide a multilayer sheet with improved sound insulation properties.SOLUTION: A multilayer sheet has a plurality of layers, consisting of a resin layer, and a first surface layer disposed on one surface side of the multilayer sheet. The first surface layer is paper or cloth, the resin layer contains a polyvinyl acetal resin, and the multilayer sheet has a surface density of 430 g/mor more.SELECTED DRAWING: Figure 1

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Inventors:

OKANO MOE
YAMAMOTO SEIKI
YOSHIDA SHOGO

Application Number:

JP2016188341A

Publication Date:

April 05, 2018

Filing Date:

September 27, 2016

Export Citation:

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Assignee:

SEKISUI CHEMICAL CO LTD

International Classes:

B32B27/30; A47H23/10; B32B27/10; B32B27/12; D06M17/00; D06M17/06; E06B5/20

Attorney, Agent or Firm:

Patent business corporation Miya saki, table of contents patent office

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