. . . "Further examples of optionally used auxiliary agents and additives (e) include fillers, such as quartz powder, chalk or aluminum oxide; pigments, such as titanium dioxide, iron oxide, or organic pigments such as phthalocyanine pigments; plasticizers, such as dioctyl phthalate and tributyl and triphenyl phosphate; compatibility promoting agents which can be chemically incorporated, such as methacry" . .