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PVC密封圈中环氧大豆油在食品模拟物中的迁移行为研究
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作者简介:陈燕芬(1989-),女,硕士研究生,主要从事食品包装安全研究 通讯作者:胡长鹰(1968-),女,博士,教授,主要从事食品包装安全、功能食品研究

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国家基金资助项目(21277061);国家质检总局科技项目(2014IK078)


Migration Behavior of Epoxidized Soybean Oil from Polyvinyl Chloride Gaskets into Food Simulants
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    摘要:

    分别选用3%乙酸、50%乙醇水溶液和精炼橄榄油为食品模拟物,研究了25 ℃、40 ℃和商业灭菌(121 ℃、0.1 MPa)条件下,食品玻璃包装瓶盖PVC密封圈中环氧大豆油(ESBO)的迁移行为。结果表明:ESBO的迁移量随温度的升高、时间的延长而增加;在25 ℃和40 ℃下,ESBO达到迁移平衡时的迁移率分别为:0.06%和0.14%(3%乙酸),0.46%和1.40%(50%乙醇),30.36%和31.57%(橄榄油),31.35%和33.87%(橄榄油灭菌后);ESBO在橄榄油中的迁移率最大,其次为50%乙醇,而3%乙酸因对ESBO的溶出作用最小,几乎不发生迁移;ESBO在橄榄油中迁移达到平衡时的量超过了欧盟(EU)10/2011法规的限量要求;高温高压灭菌对ESBO在油脂中的迁移具有一定的促进作用。

    Abstract:

    The migration behavior of epoxidized soybean oil (ESBO) from polyvinyl chloride (PVC) gaskets in the lids of glass jars into food simulants such as 3% acetic acid, 50% ethanol, or olive oil was studied at 25 ℃, 40 ℃, and commercial sterilization conditions (121 ℃ and 0.1 MPa). The results showed that the migration level of ESBO increased with increasing temperature and time of contact. At migration equilibrium, ESBO migration rates in 3% acetic acid, 50% ethanol, olive oil, and olive oil after sterilization observed were 0.06%, 0.46%, 30.36%, and 31.35% at 25 ℃, respectively. In contrast, they were 0.14%, 1.40%, 31.57%, and 33.87% at 40 ℃, respectively. The maximum migration rate of ESBO was found in olive oil, followed by 50% ethanol. Since the dissolution rate of ESBO in 3% acetic acid was the lowest, almost no migration occurred. The amount of ESBO in olive oil at migration equilibrium exceeded the overall migration limit in Regulation (EU) No 10/2011. Thus, high-pressure high-temperature sterilization played a certain promoting effect on the migration of ESBO in oil.

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陈燕芬,钟怀宁,易蓉,王志元,胡长鹰,王志伟. PVC密封圈中环氧大豆油在食品模拟物中的迁移行为研究[J].现代食品科技,2015,31(8):219-225.

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  • 收稿日期:2014-11-16
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  • 在线发布日期: 2015-08-28
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