Soundproof cover for automobile and method for manufacturing soundproof cover for automobile
AssigneeNichias Corporation
InventorsTadashi Mori, Kaname Arimizu
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Abstract
An automotive soundproof cover includes a fibrous formed article that exhibits the desired sound insulating properties and high flame retardancy. The automotive soundproof cover includes a fibrous formed article that includes two or more types of fibers, the fibrous formed article including 50 to 80 mass % of organic fibers, 10 to 40 mass % of flame retardant-containing fibers, and 5 to 20 mass % of an organic binder, the ratio of the total mass of the flame retardant included in the flame retardant-containing fibers to the total mass of the fibrous formed article being 0.01 to 1.8 mass %, and the flame retardant being a melt drip regulator.
Claims4
An automotive soundproof cover comprising a fibrous formed article that includes two or more types of fibers,
- the fibrous formed article comprising 50 to 80 mass % of organic fibers, 10 to 40 mass % of flame retardant-containing fibers, and 5 to 20 mass % of an organic binder,
- a ratio of a total mass of a flame retardant included in the flame retardant-containing fibers to a total mass of the fibrous formed article being 0.01 to 1.8 mass %, and
- the flame retardant being a melt drip regulator.
Dependencies are inferred from the claim text.