US PATENT SUBCLASS 525 / 331.6
.~.~.~.~.~.~.~ Halogen containing chemical treating agent


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

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {4}
50  DF  .~ MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS {32}
55  DF  .~.~ At least one solid polymer derived from ethylenic reactants only {25}
326.1  DF  .~.~.~ Chemically after treated solid polymers derived from ethylenically unsaturated monomers only {24}
330.7  DF  .~.~.~.~ Polymer derived from halogen monomer {2}
331.4  DF  .~.~.~.~.~ Monomer contains chlorine {1}
331.5  DF  .~.~.~.~.~.~ Vinyl chloride or vinylidene chloride {1}
331.6.~.~.~.~.~.~.~ Halogen containing chemical treating agent


DEFINITION

Classification: 525/331.6

Halogen containing chemical treating agent:

(under subclass 331.5) Product wherein a halogen containing chemical treating agent has been employed.