Method for producing phenol resin foams and method of making foamed laminates

A method for producing resol type phenol resin foams by blending two resol type phenol resins, a blowing agent and a catalyst. A low molecular weight resol type phenol resin with the number average molecular weight of less than 200 and a high molecular weight resol type phenol resin with the number...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MARUYAMA, AKIHIRO, ISHIWAKA, TAKUMI, SEKI, KATSUTO, OHASHI, TAKASHI, KATO, MUNEHIKO
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS GENERAL PROCESSES OF COMPOUNDING LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING WORKING-UP
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