Color is not claimed as a feature of the mark.
The mark consists of blocks arranged to depict the letters PCA as a stylized design. The letter P is depicted as two vertical rectangles, one long, one short and separated by a space. The letter C contains one long vertical rectangle, a space, then two short vertical rectangles stacked on top of each other but with a space in between. The letter A is depicted by a slanted trapezoid, then a space, then a vertical rectangle .
POLYCHEM ALLOY; POLYOLEFINS CHEMICAL ALLOY