Degradation behaviour of poly(methyl methacrylate-g-3-hydroxybutyrate) polymer films

被引:7
作者
Adamus, G
Kowalczuk, M
Jedlinski, Z
Ballistreri, A
Scherer, T
Lenz, RW
机构
[1] POLISH ACAD SCI,INST POLYMER CHEM,PL-41800 ZABRZE,POLAND
[2] UNIV CATANIA,DIPARTIMENTO SCI CHIM,I-95125 CATANIA,ITALY
[3] UNIV MASSACHUSETTS,DEPT POLYMER SCI & ENGN,AMHERST,MA 01003
关键词
D O I
10.1016/0141-3910(95)00131-X
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Poly(methyl methacrylate-g-3-hydroxybutyrate) films were prepared from new graft polymers synthesised by an anionic grafting reaction of 3-butyrolactone (3-BL) on poly(methyl methacrylate) (PMMA). The resulting graft polymers form a transparent film of a one phase system, as revealed by DSC measurements. A plasticisation effect was observed for film samples containing the PBL grafted chains. This effect increased with increasing amount of PBL in the graft copolymer. The mechanical properties of the films were investigated, and thermal, hydrolytic and enzymatic degradation behaviours were evaluated. Disintegration of the films was observed during their hydrolytic degradation in phosphate buffer.
引用
收藏
页码:269 / 276
页数:8
相关论文
共 8 条
[1]   DEGRADATION OF POLYETHYLENE STARCH BLENDS IN SOIL [J].
GOHEEN, SM ;
WOOL, RP .
JOURNAL OF APPLIED POLYMER SCIENCE, 1991, 42 (10) :2691-2701
[2]  
GRESSE N, 1984, POLYM DEGRAD STABIL, V6, P47
[3]   ENZYMATIC DEGRADABILITY OF ISOTACTIC VERSUS SYNDIOTACTIC POLY(BETA-HYDROXYBUTYRATE) [J].
HOCKING, PJ ;
MARCHESSAULT, RH ;
TIMMINS, MR ;
SCHERER, TM ;
LENZ, RW ;
FULLER, RC .
MACROMOLECULAR RAPID COMMUNICATIONS, 1994, 15 (06) :447-452
[4]  
JEDLINSKI Z, 1995, PURE APPL CHEM, V32, P797
[5]   SYNTHESIS OF NEW GRAFT POLYMERS VIA ANIONIC GRAFTING OF BETA-BUTYROLACTONE ON POLY(METHYL METHACRYLATE) [J].
KOWALCZUK, M ;
ADAMUS, G ;
JEDLINSKI, Z .
MACROMOLECULES, 1994, 27 (02) :572-575
[6]   BINARY BLENDS OF MICROBIAL POLY(3-HYDROXYBUTYRATE) WITH POLYMETHACRYLATES [J].
LOTTI, N ;
PIZZOLI, M ;
CECCORULLI, G ;
SCANDOLA, M .
POLYMER, 1993, 34 (23) :4935-4940
[7]   FURTHER-STUDIES ON THE THERMAL-DECOMPOSITION PROCESSES IN POLYCARBONATES [J].
MONTAUDO, G ;
PUGLISI, C ;
RAPISARDI, R ;
SAMPERI, F .
POLYMER DEGRADATION AND STABILITY, 1991, 31 (02) :229-246
[8]   PYROLYSIS OF BACTERIAL POLYALKANOATES [J].
MORIKAWA, H ;
MARCHESSAULT, RH .
CANADIAN JOURNAL OF CHEMISTRY, 1981, 59 (15) :2306-2313