Inventor: Kazuo Iwasaki

Address: Ohta, JA
No. of patents: 2
Last patent issue date: 06/22/1976

Number	Title	Issue Date
3965052	Process for preparing low smoke-generating rigid foams A process for preparing low smoke-generating rigid foams with a polyisocyanate, a polyol, a blowing agent, and a catalyst and surfactant, which comprises using an aromatic polyisocyanate as a polyisocyanate in the range between 3 to 5 times to the total a...	06/22/1976
3956202	Process for preparing low smoke-generating rigid polyurethane foam A process for preparing rigid polyurethane foam in which the major ingredients are a polyisocyanate, a polyol having more than three hydroxy groups and a hydroxyl value greater than 100, and blowing agents, comprising adjusting the ratio of the chemical e...	05/11/1976

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