Chemistry of carbon compounds – Miscellaneous organic carbon compounds
Patent
1978-01-24
1981-03-24
Lieberman, Allan
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
260 4232, 260 4247, 525135, 525139, 525140, C08L 700, C08L 900, C08L 1100, C08L 6104
Patent
active
042579260
ABSTRACT:
A method is disclosed for adhering rubber and reinforcing materials simultaneously with vulcanization, without defects such as fume and bloom phenomena of formaldehyde-acceptors, deliquescence and blocking, which is characterized in the use of a vulcanizable rubber composition containing an improved co-polycondensate resin which is prepared by condensing (A) a resol type pre-polycondensate prepared by at least one phenol and formaldehyde or acetaldehyde in the presence of an alkaline catalyst, and (B) resorcinol, m-aminophenol or the like, while distilling off water present in the reaction system, and then solidifying the reaction mixture.
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Horiuchi Hiroshi
Kamei Kenzo
Mieno Kazunori
Nakano Takaaki
Nakao Shinji
Lieberman Allan
Sumitomo Chemical Company Limited
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