US PATENT SUBCLASS 528 / 485
.~.~ Contacting with aluminum or heavy metal material


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

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {23}
480  DF  .~ TREATING POLYMER CONTAINING MATERIAL OR TREATING A SOLID POLYMER OR A RESINIFIABLE INTERMEDIATE CONDENSATION PRODUCT {14}
485.~.~ Contacting with aluminum or heavy metal material


DEFINITION

Classification: 528/485

(under subclass 480) Processes wherein a material containing at least one atom of aluminum or of a heavy metal contacts the polymer or the material which is in contact with the polymer.