US PATENT SUBCLASS 585 / 431
.~.~ Polycyclic product or with olefinic unsaturation in feed

Current as of: June, 1999
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585 /   HD   CHEMISTRY OF HYDROCARBON COMPOUNDS

400  DF  AROMATIC COMPOUND SYNTHESIS {15}
430  DF  .~ From alicyclic {3}
431.~.~ Polycyclic product or with olefinic unsaturation in feed {1}
432  DF  .~.~.~> Cymene product

DEFINITION

Classification: 585/431

Polycyclic product of with olefinic unsaturation in feed:

(under subclass 430) Subject matter wherein the aromatic hydrocarbon is made from a feed compound having an olefinic double bond or in which the aromatic hydrocarbon formed is polycyclic, e.g., [figure] [caption]decahydronaphthalene, naphthalene [figure]

[caption]bycyclo (6,4,0) dodecadiene, benzosuberane [figure] [caption]1,1-dimethydecalin ; 1,2, dimethylnapthalene