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Cationic oligomerization of the C9 fraction of liquid pyrolysis products of petroleum raw materials, catalyzed by aluminum trichloride diphenyl ether complex, was studied, and a procedure was developed for preparation of a petroleum polymeric resin and petroleum polymerizate to be used as film-forming agents in paint-and-varnish materials.  相似文献   
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Sulfonation of petroleum polymeric resins based on the C9 fraction with various suilfonatic agents was studied, and procedure was developed for preparing sulfonated resins. The possibility of using sulfo resins as effective plasticizers for concrete was examined.  相似文献   
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