On the crystallization behavior of cold drawn syndiotactic polypropylene

被引:28
作者
Loos, J [1 ]
Huckert, A [1 ]
Petermann, J [1 ]
机构
[1] UNIV DORTMUND,LEHRSTUHL WERKSTOFFKUNDE,D-44221 DORTMUND,GERMANY
关键词
syndiotactic polypropylene; cold stretching; chain conformation; crystal structure; crystallization behavior;
D O I
10.1007/BF00656632
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The influence of the chain conformation on the crystallization behavior of cold-drawn syndiotactic polypropylene (sPP) has been investigated. The conformational and structural changes depending on drawing conditions and thermal treatments has been observed by x-ray diffraction, infra-red spectroscopy and modulated differential scanning calorimetry. A nucleation and crystal growth model is introduced, which explains the low crystallinity of cold-drawn sPP.
引用
收藏
页码:1006 / 1011
页数:6
相关论文
共 24 条
[1]  
AMMENDOLA P, 1988, GAZZ CHIM ITAL, V118, P769
[2]   ANALYSIS OF THE DISORDER OCCURRING IN THE CRYSTAL-STRUCTURE OF SYNDIOTACTIC POLYPROPYLENE [J].
AURIEMMA, F ;
DEROSA, C ;
CORRADINI, P .
MACROMOLECULES, 1993, 26 (21) :5719-5725
[3]   HEAT-CAPACITY MEASUREMENT BY MODULATED DSC AT CONSTANT-TEMPERATURE [J].
BOLLER, A ;
JIN, Y ;
WUNDERLICH, B .
JOURNAL OF THERMAL ANALYSIS, 1994, 42 (2-3) :307-330
[4]   THERMOPLASTIC ELASTOMERS [J].
BONART, R .
POLYMER, 1979, 20 (11) :1389-1403
[5]   CRYSTAL-STRUCTURE OF THE PLANAR ZIGZAG FORM OF SYNDIOTACTIC POLYPROPYLENE [J].
CHATANI, Y ;
MARUYAMA, H ;
NOGUCHI, K ;
ASANUMA, T ;
SHIOMURA, T .
JOURNAL OF POLYMER SCIENCE PART C-POLYMER LETTERS, 1990, 28 (13) :393-398
[6]   STRUCTURE OF A NEW CRYSTALLINE PHASE OF SYNDIOTACTIC POLYPROPYLENE [J].
CHATANI, Y ;
MARUYAMA, H ;
ASANUMA, T ;
SHIOMURA, T .
JOURNAL OF POLYMER SCIENCE PART B-POLYMER PHYSICS, 1991, 29 (13) :1649-1652
[7]  
CORRADINI P, 1967, J POLYM SCI C, V16, P2477
[8]   CRYSTAL-STRUCTURE OF SYNDIOTACTIC POLYPROPYLENE [J].
DEROSA, C ;
CORRADINI, P .
MACROMOLECULES, 1993, 26 (21) :5711-5718
[9]   CRYSTAL-STRUCTURES OF 3 CRYSTALLINE FORMS OF POLY(VINYLIDENE FLUORIDE) [J].
HASEGAWA, R ;
TAKAHASHI, Y ;
TADOKORO, H ;
CHATANI, Y .
POLYMER JOURNAL, 1972, 3 (05) :600-+
[10]  
LOOS J, UNPUB