A few water-based solvents PVC Motion picture Plasticizer The particular role regarding DEHP dissolution
Double-Ling Zhang a single, 2, Hong Guo proper one, Juan Meng only two
(1. Northwest Agriculture and Forestry Machinery and Technology Electronic digital Engineering, Yangling 712100, China; 2. Qingdao Lawn University Food Sciences and Engineering, Qingdao 266109)
Fuzy: So that you can study the evaluation PVC Film Plasticizer Ethylhexyl phthalate (DEHP) in the safety involving food product packaging using gasoline chromatography tests of several water-based solvents (rv water filters, 65% ethanol, 20% ethanol, 4% acetic acidity) at different temps (17, half an hour, 40, 50, 60) PVC membrane under the leaching rate of plasticizer DEHP. The outcomes show that, PVC membrane layer DEHP in several aqueous solvents are dissolved within 65% ethanol in the dissolution rate of the largest array of 0. 85% to {6}. 31%, once the soaking temperatures exceeds 35, the dissolution price of improve is fairly large; in 20% ethanol and rv water filters in the dissolution rate of small, range 0. 19% to 0. 45% and 0. 19% – 0. 37%; 4% acetic acid on the dissolution of the role of DEHP least 70 samples, the recognition rate was 17%, the actual detection dissolution rate of Explanation PVC kind film (with plastic encapsulate) and its particular products, experience of a high alcohol based drinks (including alcoholic reliable food), the security risk greater. The food package regarding strong acid solution, its security could be higher.
Keywords: 2-ethylhexyl phthalate; aqueous solvent; PVC movie; plasticizer
CLC range: TS202 Record code: Any Article IDENTIFICATION: 1002-6819 (2008) -5-0261-04
Double-Ling Chang, Kang-Quan Guo, Meng Juan. PVC membrane of several water-based solvent on the dissolution of the role involving plasticizer DEHP (J).
Lawn Engineering, 2008, twenty-four ({5}): 261-264.
0. ARRIVAL 2005 PVC stick film induced controversy tumor experts on food-grade PVC motion picture plasticizer migration affix great importance to leaching (1-3). As the complexity of food arrangement, plasticizer migration detection tests had been laborious and difficult will also be high. Thus, the particular solvent applied as foodstuff simulants, qualitative and quantitative study of the solubility of plasticizer, would be to measure the safety associated with food presentation materials, an essential means of (4, 5). Phthalate (2 – ethylhexyl) ester (ethylhexyl phthalate Di-2-ethylhexylphthalate, DEHP) is the largest level of PVC film as a plasticizer, popular in Plastic This content of up to 60%. Within food simulants it is dissolution study is to protect the safety associated with PVC membrane important means.
In Foreign plasticizer adipate (only two – ethylhexyl) ester (DEHA) more research on the contamination of food. Badeka (6, 7) (1996, 1999) of the plastic movie package, the actual microwave warming conditions, the particular plasticizer, adipate (only two – ethylhexyl) ester (DEHA), Acetyl Tributyl Citrate (ATBC) inside meat, essential olive oil, drinking water content, Goulas (8) (1998) study of the plastic movie package, the particular electronic ignite radiation circumstances, the plasticizer DEHA, ATBC migration to coconut oil. EKPaleologos (2005) (9) analyzed the contaminated food Acrylamide and methacrylamide good phase high performance liquid recognition method (NP-HPLC). In view of the pollution reputation of DEHP current, China has built a normal water study DEHP detection methods (1), however the food simulants leaching involving DEHP appeared maybe not been examined. Aqueous foods simulants used in the home and abroad on the rv water filters, acetic chemical solution and ethanol. Intended for acidic foods, carbonated drinks, 4% acetic acid found in Japan and 20% ethanol, 3% acetic acid utilized in Germany and 10% ethanol, holland with 3% acetic acid and 15% ethanol. The uk, more stringent, with 5% acetic acid and 50% ethanol. With regard to non-acid soluble food, countries used the basic rv water filters (10). China’s utilization of food simulants of 4% acetic chemical, 20% ethanol and 65% ethanol, rv water filters (11, 12, 13). Reference to the above mentioned provisions, the test used rv water filters, 4% acetic acid solution, 20% ethanol and 65% ethanol solution as the aqueous food simulants to examine these types of water-based solvents, the particular solubility associated with DEHP, is made to judge the actual safety associated with PVC film to offer a foundation data and testing methods.
