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Tadashi Yamaguchi, Takayuki Ono, Hiroshi Hoshi, Michio Hirakawa and Isao Watanabe received US Patent No. 3,932,350 on January 13, 1976, filed November 4, 1974. It was assigned to Lion Fat and Oil Co Ltd.
The patent's abstract:
A method of manufacturing reinforced resin moldings, wherein a fiber-reinforced plastic, obtained by the polymerization, in the presence of an inorganic fibrous substance selected from the group consisting of glass fiber, slag wool and asbestos, of a vinyl monomer, within an aqueous medium in the presence of sulfur dioxide, said fiber-reinforced plastic being composed of 5 - 50 wt.% of resin and 95 - 50 wt.% of inorganic substance and coated with a polymer, is subjected to compression molding.
- Author
- Tadashi Yamaguchi; Takayuki Ono; Hiroshi Hoshi; Michio Hirakawa; Isao Watanabe
- Published by
- US Patent and Trademark Office
- Series
- US Patent No. 3,932,350
- Date
- January 13, 1976
- Library no.
- ACL Doc 23142 · asbestosclaims.law/library/23142
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 5 pages · 414 KB
Where it was listed
- Asbestos, May 1976, in its patents department (the year's issues)
Cite this document
Tadashi Yamaguchi, Takayuki Ono, Hiroshi Hoshi, Michio Hirakawa, Isao Watanabe. “Method of manufacturing reinforced resin moldings (US Patent 3,932,350, 1976).” January 13, 1976. US Patent No. 3,932,350. US Patent and Trademark Office. AsbestosClaims.Law Library, ACL Doc 23142. https://asbestosclaims.law/library/23142.
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