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niuniu688

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[交流] 【求助】弱弱问一句PEO、PEG和POE的区别?谢谢! 已有2人参与

弱弱问一句PEO、PEG和POE的区别?谢谢!越具体越好,哈哈今天迷糊了哈哈
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yang06030228

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最佳答案PEO和PEG是一个东西,一个叫聚环氧乙烷,一个叫聚乙二醇,是一个东西.POE是乙烯辛稀共聚物。
2楼2010-06-04 21:51:29
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wonderlich

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PEO and PEG are the same thing,
normally people use PEG for oligomeric PEO.
when the molecular weight is sufficiently high,
PEO is used.
引用回帖:
Originally posted by niuniu688 at 2010-06-04 21:30:02:
弱弱问一句PEO、PEG和POE的区别?谢谢!越具体越好,哈哈今天迷糊了哈哈

3楼2010-06-05 04:34:15
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wonderlich

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according to wiki:

PEG, PEO, or POE refers to an oligomer or polymer of ethylene oxide. The three names are chemically synonymous, but historically PEG has tended to refer to oligomers and polymers with a molecular mass below 20,000 g/mol, PEO to polymers with a molecular mass above 20,000 g/mol, and POE to a polymer of any molecular mass.
引用回帖:
Originally posted by niuniu688 at 2010-06-04 21:30:02:
弱弱问一句PEO、PEG和POE的区别?谢谢!越具体越好,哈哈今天迷糊了哈哈

4楼2010-06-05 04:36:41
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