LIGHT-COLORED, HIGH SOFTENING POINT HYDROCARBON RESINS AND METHOD FOR THEIR PREPARATION

1345619 Petroleum resins EASTMAN KODAK CO 26 Aug 1971 [27 Aug 1970] 40114/71 Heading C3P Light coloured, high softening point resins are prepared by polymerizing debutanized aromatic concentrate-B with aluminium chloride as catalyst in a two-stage reaction at 50‹ to 100‹ C. for 6 to 10 hours in the...

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Hauptverfasser:	HOGAN, HAROLD E, HAGEMEYER, HUGH J. (JR.), JOHNSON, SAM H. (JR.)
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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