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Title:
GLASS WOOL, AND VACUUM HEAT INSULATION MATERIAL USING SAME
Document Type and Number:
WIPO Patent Application WO/2018/052150
Kind Code:
A1
Abstract:
The present invention provides: a glass wool which has physical properties required for a heat insulation material, can be produced industrially, can have reduced hygroscopicity, and has a novel compounding composition; and a vacuum heat insulation material produced using the glass wool. The present invention relates to a glass wool having the following glass composition: SiO2: 60.0 to 65.0% by mass inclusive, Al2O3: 0.5 to 2.0% by mass inclusive, Na2O and K2O: 13.0 to 17.0% by mass inclusive, MgO and CaO: 8.0 to 12.0% by mass inclusive, B2O3: 5.0 to 12.0% by mass inclusive, and others: a remainder.

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Inventors:
ENDO SHINJI (JP)
Application Number:
PCT/JP2017/033777
Publication Date:
March 22, 2018
Filing Date:
September 19, 2017
Export Citation:
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Assignee:
MAG ISOVER K K (JP)
International Classes:
C03C13/00; F16L59/02; F16L59/065
Foreign References:
US20120277086A12012-11-01
US20120186833A12012-07-26
JP2008286263A2008-11-27
JP2008507634A2008-03-13
JPH08502717A1996-03-26
JPS5614450A1981-02-12
JP2005344871A2005-12-15
JP2008286263A2008-11-27
JP3712129B12005-11-02
JP2009155172A2009-07-16
Other References:
See also references of EP 3546434A4
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
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