US PATENT SUBCLASS 526 / 89
.~.~ Polymerizing in the presence of a specified material other than monomer


Current as of: June, 1999
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526 /   HD   SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {8}
72  DF  .~ POLYMERS FROM ONLY ETHYLENIC MONOMERS OR PROCESSES OF POLYMERIZING, POLYMERIZABLE COMPOSITIONS CONTAINING ONLY ETHYLENIC MONOMERS AS REACTANTS OR PROCESSES OF PREPARING {43}
89.~.~ Polymerizing in the presence of a specified material other than monomer {28}
90  DF  .~.~.~> Material contains transition metal or compound thereof {15}
173  DF  .~.~.~> Material contains elemental alkali metal, hydride thereof, or alkali metal to carbon atom bond (Li, Na, K, Rb, Cs, Fr) {9}
183  DF  .~.~.~> Material contains metal atom bonded to a carbon atom {3}
191  DF  .~.~.~> Material contains elemental metal
192  DF  .~.~.~> Material contains a heavy metal atom containing organic compound
193  DF  .~.~.~> Material contains organic compound having a phosphorus atom
194  DF  .~.~.~> Material contains Si, Te, Se, or Group VIIIA atom, e.g., He, Ne, etc.
195  DF  .~.~.~> Material contains boron compound other than boron trihalide or non-metal organic complex of boron trihalide {1}
199  DF  .~.~.~> Material contains polypeptide, e.g., protein, gelatin, etc.
200  DF  .~.~.~> Material contains carbohydrate, e.g., starch, sugar, etc.
201  DF  .~.~.~> Material contains previously formed normally solid polymer which is distinct from polymer to be formed and is a polymer formed from at least one ethylenic monomer {2}
204  DF  .~.~.~> Material contains heterocyclic compound {1}
206  DF  .~.~.~> Material contains halogenated hydrocarbon wherein at least one halogen atom is other than chlorine, and mixtures of water and a halogenated hydrocarbon one ethylenic monomer
207  DF  .~.~.~> Material contains water and a hydrocarbon
208  DF  .~.~.~> Material contains aldehyde or ketone or polymeric reaction product thereof, e.g., urea-formaldehyde, etc.
209  DF  .~.~.~> Material contains ether
210  DF  .~.~.~> Material contains alcohol or alcoholate {2}
213  DF  .~.~.~> Material contains carboxylic acid, salt, ester, or anhydride thereof {3}
217  DF  .~.~.~> Material contains organic nitrogen compound {2}
221  DF  .~.~.~> Material contains inorganic heavy metal compound
222  DF  .~.~.~> Material contains organic sulfur compound {3}
226  DF  .~.~.~> Material contains aluminum compound other than aluminum trihalide or nonmetallic organic complex of aluminum trihalide
227  DF  .~.~.~> Material contains peroxy group compound (-O-O-) {8}
233  DF  .~.~.~> Material contains elemental phosphorus or inorganic phosphorus compound
234  DF  .~.~.~> Material contains sulfur or inorganic sulfur compound
235  DF  .~.~.~> Material contains free oxygen, air, or ozone
236  DF  .~.~.~> Material contains nitrogen compound
237  DF  .~.~.~> Material contains metal halide, boron halide or organic complexes thereof, hydrogen halide, elemental halogen, or compound containing only halogen atoms {1}


DEFINITION

Classification: 526/89

(under subclass 72) Subject matter wherein an ethylenically unsaturated monomer is polymerized in the presence of a specified material.

SEE OR SEARCH CLASS

520, Synthetic Resins or Natural Rubbers, Glossary, for a definition of the term "specified material".