Title:
MINERAL WOOL
Document Type and Number:
Japanese Patent JP2020196970
Kind Code:
A
Abstract:
To provide mineral wool having sufficient hardness.SOLUTION: Mineral wool 1 contains an inorganic fiber, and a binder attached to the inorganic fiber. The binder contains a polyvinyl alcohol resin and a (meth)acrylic resin. The binder has a sea-island structure composed of a sea part containing one resin of a polyvinyl alcohol resin and a (meth)acrylic resin and an island part containing the other resin, and an average circle-equivalent diameter of the island part is 0.5-2.0 μm.SELECTED DRAWING: Figure 1
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Inventors:
GOTO TOSHIHARU
KUBOTA ATSUSHI
WATANABE TOMOHIRO
KUBOTA ATSUSHI
WATANABE TOMOHIRO
Application Number:
JP2019103205A
Publication Date:
December 10, 2020
Filing Date:
May 31, 2019
Export Citation:
Assignee:
NITTO BOSEKI CO LTD
International Classes:
D06M15/333; C01B33/24; D06M13/422; D06M15/263; D06M23/08
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshiki Kuroki
Yoshinori Shimizu
Naoki Fukushima
Yoshiki Kuroki
Yoshinori Shimizu
Naoki Fukushima