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Title:
ENTHALPY EXCHANGE ELEMENT PAPER AND ENTHALPY EXCHANGE ELEMENT
Document Type and Number:
WIPO Patent Application WO/2020/166653
Kind Code:
A1
Abstract:
An enthalpy exchange element paper for enthalpy exchangers with excellent strength and barrier properties, wherein the enthalpy exchange element paper comprises a base sheet containing natural pulp, the base sheet contains natural pulp having a length weighted average fiber length of 0.7-1.7 mm, the mode peak of the natural pulp in a fiber length histogram is between 0.5 and 1.5 mm, and the percentage of fibers having a fiber length of 1.0 mm or more among the natural pulp is 20% or greater.

Inventors:
YAMANE KENGO (JP)
MATSUOKA MASANOBU (JP)
MORI NOBUYOSHI (JP)
Application Number:
PCT/JP2020/005500
Publication Date:
August 20, 2020
Filing Date:
February 13, 2020
Export Citation:
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Assignee:
MITSUBISHI PAPER MILLS LTD (JP)
International Classes:
F28D9/00; D21H15/02; D21H19/12; D21H19/20; D21H19/40; D21H19/64; D21H21/14; D21H27/00; F24F7/08; F28F3/00; F28F3/08; F28F21/00; F28F21/06
Domestic Patent References:
WO2008004703A12008-01-10
WO1999047239A11999-09-23
WO2014014099A12014-01-23
WO2002099193A12002-12-12
Foreign References:
JP2014073432A2014-04-24
JPS58124196A1983-07-23
JP2012223662A2012-11-15
JPS5630595A1981-03-27
JP2009250585A2009-10-29
JP2017058118A2017-03-23
JPH11189999A1999-07-13
US20170233912A12017-08-17
JP2011237157A2011-11-24
JP2016108704A2016-06-20
JP2007119969A2007-05-17
JP2005325473A2005-11-24
JPS60219083A1985-11-01
JPS6119389A1986-01-28
JPS61188183A1986-08-21
JPS63178074A1988-07-22
JPH0551470A1993-03-02
Attorney, Agent or Firm:
ONO, Hisazumi et al. (JP)
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