Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1975-07-07
1979-01-30
Ziegler, J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
521103, 521106, 521117, 521118, C08J 900
Patent
active
041371992
ABSTRACT:
Composite materials composed of an organic polymer containing a fire-retardant together with a blowing agent and a hydroxy group-containing organic acid or a salt thereof, or a reaction product of the blowing agent and said acid or salt.
REFERENCES:
patent: 2780606 (1957-02-01), Hoppe et al.
patent: 3660321 (1972-05-01), Praetzel et al.
Brown Geoffrey T.
Case John R.
Imperial Chemical Industries Limited
Ziegler J.
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