US PATENT SUBCLASS 525 / 332.6
.~.~.~.~.~.~ Sulfur 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}
331.9  DF  .~.~.~.~ Polymer derived from monomer containing at least two ethylenic groups or diene rubber {7}
332.5  DF  .~.~.~.~.~ Vulcanized in the presence of a chemical treating agent, e.g., cured, crosslinked, etc. {1}
332.6.~.~.~.~.~.~ Sulfur containing chemical treating agent {1}
332.7  DF  .~.~.~.~.~.~.~> Nitrogen containing chemical treating agent


DEFINITION

Classification: 525/332.6

Sulfur containing chemical treating agent:

(under subclass 332.5) Product wherein a sulfur containing material is present as a chemical treating agent.