| abstract |
A composition includes a thermoplastic polyester or polyolefin; and a nucleant having a chemical formula: n n n n n n n n n n and combinations of any two or more thereof; where each R 1 is independently H, NR 2 R 2 , OH, OR 2 , SR 2 , SOR 2 , SO 2 R 2 , CN, COR 2 , CO 2 R 2 , CONR 2 R 2 , NO 2 , F, Cl, Br, or I; and each R 2 is independently H or C 1 -C 6 alkyl. |