METHOD FOR PRODUCING PHENOL RESIN COMPOSITION FOR INORGANIC FIBER HEAT INSULATION MATERIAL

To provide a method for producing a phenol resin composition, which is a phenol resin composition for an inorganic fiber heat insulation material, has only a small content of unreacted aldehydes and, after firing of the inorganic fiber heat insulation material, shows a formaldehyde emission amount o...

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Bibliographische Detailangaben
Hauptverfasser:	ONO NORIYOSHI, MAKIYO TAKESHI, YAMAKOSHI KAZUMI
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Beschreibung
Zusammenfassung:	To provide a method for producing a phenol resin composition, which is a phenol resin composition for an inorganic fiber heat insulation material, has only a small content of unreacted aldehydes and, after firing of the inorganic fiber heat insulation material, shows a formaldehyde emission amount of 5 μg/mh or less by a small chamber method.SOLUTION: Provided is a method for producing a phenol resin composition for an inorganic fiber insulation material, comprising, after completion of a phenol resin synthesis reaction, adding a urea derivative and/or resorcin before or after a termination reaction is carried out.SELECTED DRAWING: None 【課題】無機繊維断熱材用フェノール樹脂組成物であって、未反応のアルデヒド類の含有量が少なく、無機繊維断熱材焼成後、小型チャンバー法によるホルムアルデヒド放散量が、５μｇ／ｍ２・ｈ以下であるフェノール樹脂製造方法を提供する。【解決手段】フェノール樹脂合成反応終了後、停止反応を行う前後で、尿素誘導体及び／又はレゾルシンを添加する無機繊維断熱材用フェノール樹脂組成物の製造方法。【選択図】なし