Description: 523 synthetic resins or natural rubbers -- part of the class 520 series / 523 synthetic resins or natural rubbers -- part of the class 520 series/() synthetic resins (class 520, subclass 1) (1) 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 (200) 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 (212) product having a silicon atom as part of an organic compound (214) product having glass
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