Chemistry of carbon compounds – Miscellaneous organic carbon compounds
Patent
1975-01-14
1976-04-13
Schofer, Joseph L.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
260 25R, 260 47P, 260 47UA, 260 76, 260 795C, 260 47UP, 260 78UA, C08F 2240, C08F 3002, C08F22240, C08F12240
Patent
active
039502791
ABSTRACT:
A mixture which can be converted to a heat-resistant foamed plastic and which contains a polyimide of an unsaturated dicarboxylic acid, an azomethine, a solid blowing agent, and optionally a polyamine. On warming, the mixture gives a foamed plastic of high heat resistance and good resistance to chemicals.
Haug Theobald
Schmitter Andre
Cervi F. R.
Ciba-Geigy Corporation
Hall Luther A. R.
Schofer Joseph L.
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