US PATENT SUBCLASS 523 / 208
.~.~.~.~ Solid polymer or solid polymer-forming system is or derived from an aldehyde or derivative

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

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {1}
1  DF  .~ 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 {71}
200  DF  .~.~ Process of forming a composition of a solid polymer or solid polymer forming system by admixing a product in the form of a surface coated, impregnated, encapsulated, or surface modified fiber, sheet, particle, or web, with a material; or composition which is the result of said admixing {8}
205  DF  .~.~.~ Product having a solid synthetic polymer or solid polymer-forming system {4}
208.~.~.~.~ Solid polymer or solid polymer-forming system is or derived from an aldehyde or derivative

DEFINITION

Classification: 523/208

Solid polymer or solid polymer-forming system is or derived from an aldehyde or derivative:

(under subclass 205) Subject matter wherein a product containing a solid polymer derived from an aldehyde or derivative or containing a solid polymer-forming system containing an aldehyde or derivative, is admixed with a material so as to form a composition therewith or the composition formed from such an admixing process.

(1) Note. See the Class 520 Glossary for the definitions of the terms "aldehyde" and "aldehyde derivative".