US PATENT SUBCLASS 524 / 35
.~.~.~.~ Cellulose


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

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {1}
*  DD  .~ PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF (Class 523, subclass 1) {17}
1  DF  .~.~ Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof {31}
27  DF  .~.~.~ Carbohydrate or derivative DNRM {9}
35.~.~.~.~ Cellulose {3}
36  DF  .~.~.~.~.~> Sulfur-containing ester, e.g., viscose, xanthate, etc.
37  DF  .~.~.~.~.~> Carboxylic acid ester {2}
42  DF  .~.~.~.~.~> Ether group containing, other than solely linking carbohydrate groups directly to each other {3}


DEFINITION

Classification: 524/35

Cellulose:

(under subclass 27) Subject matter wherein the carbohydrate contains repeating glucose units, which repeating units have the following structure: [figure]

SEE OR SEARCH THIS CLASS, SUBCLASS:

31+, for a NRM which is a nitrogen containing cellulose compound.