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Patent Searching and Data


Title:
POLYETHYLENE-BASED RESIN FOAM SHEET
Document Type and Number:
WIPO Patent Application WO/2014/041750
Kind Code:
A1
Abstract:
Provided is a foam sheet provided with flexibility and cushioning properties, and having electrostatic dissipative properties. A foam sheet having an apparent density of 15-150 kg/m3 obtained by laminating and bonding, on one or both sides of a foam layer having as a base material resin a polyethylene-based resin including low-density polyethylene, an antistatic layer including a polymer-type antistatic agent and having as a base material resin a polyethylene-based resin including low-density polyethylene, wherein the melting point of the polymer-type antistatic agent is 125-140°C, the ratio of the partial heat of fusion of a portion at or above the melting point with respect to the total heat of fusion of the polymer-type antistatic agent is 40% or less, the blended amount of the polymer-type antistatic agent is 45-300 parts by mass with respect to 100 parts by mass of the polyethylene-based resin, the basis weight of the antistatic layer is 1-50 g/m2, and the initial charge voltage when 10 kV is applied to a surface of the antistatic layer for 30 seconds is 50 V or less.

Inventors:
MORITA KAZUHIKO (JP)
KAKUTA HIROTOSHI (JP)
TANIGUCHI RYUICHI (JP)
Application Number:
PCT/JP2013/005001
Publication Date:
March 20, 2014
Filing Date:
August 23, 2013
Export Citation:
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Assignee:
JSP CORP (JP)
International Classes:
B32B5/18; B32B27/18; B32B27/32; C08J9/12; C09K3/16
Foreign References:
JP2005074771A2005-03-24
JP2010247529A2010-11-04
JP2010042598A2010-02-25
Attorney, Agent or Firm:
HOSOI, Isamu et al. (JP)
Isamu Hosoi (JP)
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