US PATENT SUBCLASS 585 / 522
.~.~.~.~ Al trialkyl

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


585 /   HD   CHEMISTRY OF HYDROCARBON COMPOUNDS

500  DF  UNSATURATED COMPOUND SYNTHESIS {14}
502  DF  .~ By addition of entire unsaturated molecules, e.g., polymerization, etc. {8}
520  DF  .~.~ Using extraneous nonhydrocarbon agent, e.g., catalyst, etc. {5}
521  DF  .~.~.~ Hydride or organic compound or complex containing alkaline-, B-, or Zn group material {2}
522.~.~.~.~ Al trialkyl

DEFINITION

Classification: 585/522

Al trialkyl:

(under subclass 521) Subject matter wherein the catalyst includes an alkyl aluminum compound having three alkyl moieties for each atom of aluminum therein, e.g., triethylaluminum, etc.

SEE OR SEARCH THIS CLASS, SUBCLASS:

328, for a process for producing an olefin in which a step of removing an olefin product from an aluminum alkyl "growth" product compound, by displacement with a different olefin after the "growth" step, is positively recited.