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脂肪醇聚氧乙烯醚
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脂肪醇聚氧乙烯醚
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脂肪醇聚氧乙烯醚
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primary alcohol ethoxylate
脂肪醇聚氧乙烯醚
脂肪醇聚氧乙烯醚是最重要的一类非离子表面活性剂,由脂肪醇与环氧乙烷聚合而成,通式为RO(CH2CH2O)nH,其中R一般为饱和的或不饱和的C12~18的烃基,可以是直链烃基或带支链的烃基;n是环氧乙烷的加成数,即表面活性剂分子中氧乙烯基的数目。又称聚氧乙烯脂肪醇醚。
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geological age
geological and mineral remote sensing survey
geological and seismic disasters in China
geological body
Geological Bulletin of China
geological cartography
geological characteristics of rock mass
geological compass
geological comprehensive evaluation of evaluation wells
geological comprehensive evaluation of pre-exploration well
geological core drilling
geological cores and samples burial
geological cores and samples reduction
geological cycle monitoring
geological cycle of pollutants
geological cycle of water
geological data
geological data acceptance
geological data acceptance check
Geological data archiving
geological data arrangement
geological data collection organization
Geological data collector
Geological data description
geological data digitization
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