B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
18/643
B29C 44/32 (2006.01) B29D 99/00 (2010.01) B29C 44/18 (2006.01) B32B 3/12 (2006.01) E04C 2/20 (2006.01) E04C 2/36 (2006.01) F16L 59/02 (2006.01)
Patent
CA 1155622
S-7-22210C/79 ABSTRACT OF THE DISCLOSURE A structural material formed of a fiber and honeycomb reinforced foamed resin is disclosed, which is constructed by arranging a honeycomb material, the voids of which contain a foamable thermosetting resinous liquid, between two fibrous layers and heating the assembly to foam the resinous liquid and simultaneously cover and impregnate the fibrous layers whereby the fibrous layers and the honeycomb material are completely impregnated with and encased in the foamed resin.
335539
Fukushima Shizunobu
Iwata Akira
George H. Riches And Associates
Sekisui Kagaku Kogyo Kabushiki Kaisha
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