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niuniu688金蟲 (正式寫手)
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[交流]
【求助】弱弱問一句PEO、PEG和POE的區(qū)別?謝謝! 已有2人參與
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| 弱弱問一句PEO、PEG和POE的區(qū)別?謝謝!越具體越好,哈哈今天迷糊了哈哈 |
銅蟲 (小有名氣)
木蟲 (小有名氣)
木蟲 (小有名氣)
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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. |
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