WATER AND GLYCEROL AS PLASTICIZERS AFFECT MECHANICAL AND WATER-VAPOR BARRIER PROPERTIES OF AN EDIBLE WHEAT GLUTEN FILM

被引:672
作者
GONTARD, N [1 ]
GUILBERT, S [1 ]
CUQ, JL [1 ]
机构
[1] CIRAD SAR,GENIE & TECHNOL ALIMENTAIRES LAB,F-34032 MONTPELLIER,FRANCE
关键词
WHEAT; GLUTEN; FILM; PLASTICIZERS; GLYCEROL;
D O I
10.1111/j.1365-2621.1993.tb03246.x
中图分类号
TS2 [食品工业];
学科分类号
0832 ;
摘要
Glycerol improved film extensibility but reduced film puncture strength, elasticity, and water vapor barrier properties. The plasticizing effect of water was highly temperature dependent. During hydration of gluten film, a sharp decrease in puncture strength, elasticity, and an increase of extensibility and water vapor transmission rate were observed at 5, 30 and 50-degrees-C for respective water contents of 30 (0,8 a(w)), 15 (0,7 a(w)) and 5% (0,4 a(w)). This was related to disruptive water-polymer hydrogen bonding and glass-to-rubber transition.
引用
收藏
页码:206 / 211
页数:6
相关论文
共 62 条
  • [21] Guilbert S., 1986, FOOD PACKAGING PRESE, P371
  • [22] Guilbert S., 1989, EMBALLAGE DENREES AL, P320
  • [23] Heiss R., 1958, MOD PACKAG, V31, P119
  • [24] HOSENEY RC, 1986, CEREAL CHEM, V63, P285
  • [25] JOWITT R, 1983, PHYSICAL PROPERTIES, V2
  • [26] GLASS POINT OF ELASTIN
    KAKIVAYA, SR
    HOEVE, CAJ
    [J]. PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1975, 72 (09) : 3505 - 3507
  • [27] WATER-VAPOR PERMEABILITY OF AN EDIBLE, FATTY-ACID, BILAYER FILM
    KAMPER, SL
    FENNEMA, O
    [J]. JOURNAL OF FOOD SCIENCE, 1984, 49 (06) : 1482 - 1485
  • [28] KAPSALIS JG, 1975, WATER RELATIONS FOOD, P627
  • [29] KAREL M, 1959, FOOD TECHNOL-CHICAGO, V13, P69
  • [30] KASARDA DD, 1976, ADV CEREAL SCI TECHN, P158