US PATENT SUBCLASS 524 / 314
.~.~.~.~.~.~.~.~ Ester derived from dicarboxylic acid

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}
80  DF  .~.~.~ DNRM which is other than silicon dioxide, glass, titanium dioxide, water, halohydrocarbon, hydrocarbon, or elemental carbon {4}
81  DF  .~.~.~.~ Organic DNRM {21}
284  DF  .~.~.~.~.~ Carboxylic acid or derivative and wherein the derivative is other than a metal salt DNRM {3}
300  DF  .~.~.~.~.~.~ Two or more carbon atoms {8}
306  DF  .~.~.~.~.~.~.~ Ester having at least two carboxylic acid ester groups {4}
314.~.~.~.~.~.~.~.~ Ester derived from dicarboxylic acid

DEFINITION

Classification: 524/314

Ester derived from dicarboxylic acid:

(under subclass 306) Subject matter wherein the carboxylic acid ester is an ester of a dicarboxylic acid, e.g., dialkyl fumarate, di-n-hexyl adipate, etc.

SEE OR SEARCH THIS CLASS, SUBCLASS:

306, for a compound containing two carboxylic acid ester groups which is the reaction product of a diol and a monocarboxylic acid.