US PATENT SUBCLASS 524 / 738
.~.~.~.~ Plural separate aryl-OH groups or polyhydric aryl-OH, or salts thereof: e.g., resorcinol, etc.

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}
700  DF  .~.~ Preparation of intentional or desired composition by formation of a solid polymer (SP) or SICP in presence of a designated nonreactant material (DNRM) other than solely water, hydrocarbon, silicon dioxide, glass, titanium dioxide or elemental carbon, composition thereof; or process of treating or composition thereof {23}
736  DF  .~.~.~ Aryl-OH or salt thereof as DNRM {3}
738.~.~.~.~ Plural separate aryl-OH groups or polyhydric aryl-OH, or salts thereof: e.g., resorcinol, etc. {1}
739  DF  .~.~.~.~.~> Plural separate aryl-OH or salt groups bonded through carbon or a chalcogen containing radical, e.g., bisphenol A, etc.

DEFINITION

Classification: 524/738

Plural separate aryl-OH groups or polyhydric aryl-OH, or salts thereof, e.g., resorcinol, etc.:

(under subclass 736) Subject matter wherein the phenol compound or salt thereof contains two or more -OH groups or salts directly bonded to the same of separate aromatic carbocyclic nucleus.

(1) Note. Included herein are, e.g., resorcinol, bisphenol A, etc.