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重要文件

8.03184

Sigma-Aldrich

醋酸乙烯酯

(stabilised) for synthesis

同義詞:

醋酸乙烯酯

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About This Item

經驗公式(希爾表示法):
C4H6O2
CAS號碼:
分子量::
86.09
MDL號碼:
分類程式碼代碼:
12352108
酶委員會索引編號:
203-545-4
NACRES:
NA.22
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蒸汽壓力

120 hPa ( 20 °C)

品質等級

化驗

≥99.0% (GC)

形狀

liquid

自燃溫度

385 °C

效力

2900 mg/kg LD50, oral (Rat)
2335 mg/kg LD50, skin (Rabbit)

expl. lim.

2.6-13.4 % (v/v)

pH值

7 (20 °C, 20 g/L in H2O)

bp

71-73 °C/1013 hPa

mp

-93 °C

轉變溫度

flash point -8 °C

溶解度

20 g/L

密度

0.93 g/cm3 at 20 °C

儲存溫度

2-30°C

SMILES 字串

O(C(=O)C)C=C

InChI

1S/C4H6O2/c1-3-6-4(2)5/h3H,1H2,2H3

InChI 密鑰

XTXRWKRVRITETP-UHFFFAOYSA-N

應用

  • 中等含量的低密度聚乙烯和基于LDPE/乙烯-乙酸乙烯酯的表征:本研究描述了醋酸乙烯含量对低密度聚乙烯和EVA复合材料性能的影响,强调了对材料性能的影响(Pham, 2021)。
  • 热机械降解的乙酸乙烯酯用作太阳能电池板的粘合剂和密封剂:本研究调查了乙酸乙烯酯在太阳能电池板应用中的降解机制,为其在环境压力下的耐久性和性能提供了见解(Badiee et al., 2016)。
  • 乙烯-乙酸乙烯改性沥青的研究进展:本文探讨了乙烯-乙酸乙烯酯在改性沥青粘合剂中的应用,重点介绍了由于乙酸乙烯酯含量变化而对道路材料技术做出的改进(He et al., 2023)。

分析報告

含量测定(GC,面积%): ≥ 99.0 %(a/a)
密度(d 20 °C/ 4 °C):0.931 - 0.933
鉴别(IR):符合检验

訊號詞

Danger

危險分類

Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Carc. 2 - Flam. Liq. 2 - STOT SE 3

標靶器官

Respiratory system

儲存類別代碼

3 - Flammable liquids

水污染物質分類(WGK)

WGK 2

閃點(°F)

17.6 °F

閃點(°C)

-8 °C


分析證明 (COA)

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Questions

1–2 of 2 Questions  
  1. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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  2. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

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