PAN Jiang-qing, ZHOU Xiang-feng, WU Yong-yang, MA Zhen-min, ZHAO Rui-nian. SYNTHESIS AND CHARACTERIZATION OF COPOLYMER FROM PROPYLENE AND 2, 2, 6, 6-TETRAMETHYL-4-PIPERIDINYL MALEATE[J]. Acta Polymerica Sinica, 1987,(3):234-237.
PAN Jiang-qing, ZHOU Xiang-feng, WU Yong-yang, MA Zhen-min, ZHAO Rui-nian. SYNTHESIS AND CHARACTERIZATION OF COPOLYMER FROM PROPYLENE AND 2, 2, 6, 6-TETRAMETHYL-4-PIPERIDINYL MALEATE[J]. Acta Polymerica Sinica, 1987,(3):234-237.DOI:
A new polymeric hindered amine light stabilizer-copolymer from propylene and 2
2
6
6-tetramethyl-4-piperidinyl maleate (P1) has been prepared by two steps. Based on the elemental analysis and 13C-NMR
1H-NMR
IR
the structure of the product (P1) has been illustrated.The decomposition temperature of P1 is 220℃ which is about 100℃ higher than that of the small molecule hindered amine TMP (2
2
6
6-tetramethyl-4-hydroxy piperidine). P1 shows having a good photoprotecting effectiveness. The mechanism of photostabilizing action of P1 is by was of forming nitroxy stable free radical.