US PATENT SUBCLASS 508 / 234
.~.~.~.~ The alkadiene polymer is a terpolymer of ethylene, monoolefin, and alkadiene


Current as of: June, 1999
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508 /   HD   SOLID ANTI-FRICTION DEVICES, MATERIALS THEREFOR, LUBRICANT OR SEPARATE COMPOSITIONS FOR MOVING SOLID SURFACES, AND MISCELLANEOUS MINERAL OIL COMPOSITIONS

110  DF  LUBRICANTS OR SEPARANTS FOR MOVING SOLID SURFACES AND MISCELLANEOUS MINERAL OIL COMPOSITIONS (E.G., WATER CONTAINING, ETC.) {53}
221  DF  .~ Compound of indeterminate structure, prepared by reacting a heterocyclic compound of known structure; a heterocyclic ring is one having as ring members only carbon and at least one hetero atom selected from nitrogen and chalcogen (oxygen, sulfur, selenium, or tellurium) {9}
232  DF  .~.~ The heterocyclic compound reactant contains a carboxylic acid anhydride ring {7}
233  DF  .~.~.~ An additional reactant is an alkadiene polymer {1}
234.~.~.~.~ The alkadiene polymer is a terpolymer of ethylene, monoolefin, and alkadiene


DEFINITION

Classification: 508/234

The alkadiene polymer is a terpolymer of ethylene, monoolefin, and alkadiene:

(under subclass 233) Compositions wherein a terpolymer of ethylene, monoolefin and alkadiene is the alkadiene polymer additional reactant.

(1) Note. The monoolefin may be a cycloolefin.