US PATENT SUBCLASS 525 / 326.4
.~.~.~.~.~ Halogen containing chemical treating agent; or dehalogenated


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}
326.2  DF  .~.~.~.~ Polymer derived from fluorine monomer {2}
326.4.~.~.~.~.~ Halogen containing chemical treating agent; or dehalogenated


DEFINITION

Classification: 525/326.4

Halogen containing chemical treating agent; or dehalogenated:

(under subclass 326.2) Product wherein a halogen containing treating agent is employed; or wherein a chemical treating agent is present during a step of removal of halogen.