CABLE TROUGH MOLDED ARTICLE FORMED OF A FLAME-RETARDANT RESIN COMPOSITION

Provided is a cable trough molded article-use flame retardant resin composition that satisfies both correlations (1) and (2), where the amount of magnesium hydroxide (B) is y parts by mass and the amount of calcium carbonate (C) is x parts by mass in terms of 100 parts by mass of resin (A) containin...

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Bibliographische Detailangaben
Hauptverfasser:	HABU, Koji, WADA, Naoto, HIROISHI, Jirou, NAKAJIMA, Yasuo, MITSUGI, Shingo
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS GENERAL PROCESSES OF COMPOUNDING METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS WORKING-UP
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Beschreibung
Zusammenfassung:	Provided is a cable trough molded article-use flame retardant resin composition that satisfies both correlations (1) and (2), where the amount of magnesium hydroxide (B) is y parts by mass and the amount of calcium carbonate (C) is x parts by mass in terms of 100 parts by mass of resin (A) containing 10-85 mass% of polyethylene, 4-85 mass% of polypropylene, and 0-40 mass% of polystyrene, wherein the resin composition and the cable trough are characterized by conforming to the evaluation criteria in "Testing Method JESC E7003 (2005) for 'Flame Resistance in Combination with Self-Extinguishing Properties' of Pipes or Troughs Covering Underground Electrical Wires." (1) 48 ¥ x ¥ 10 (2) 30 > y ¥ - 0.19 + 28.8