SMOOTH PROFILED FOOD SERVICE ARTICLES

摘要

A disposable food contact article formed from a mineral-filled polyolefin sheet such as a plate comprises a substantially planar central portion, a sidewall portion extending upwardly from the central portion and a flange portion extending outwardly from the sidewall portion; the article has a characteristic diameter extending between outer opposing edges of the flange and a profile extending from the central planar portion to the outer edge of the flange, wherein changes in direction of the profile are perpetrated by way of a plurality of arcuate portions; each of the arcuate portions has a radius of curvature and wherein further, the ratio of the length of each of the radii of curvature to the characteristic diameter is at least about 0.02.