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A method of preparing a thermosensitive hydrogel material with a large change in volume in a narrow temperature interval
A method of preparing a thermosensitive hydrogel material with a large change in volume in a narrow temperature interval
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机译:一种在窄温度区间内体积变化大的热敏水凝胶材料的制备方法
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摘要
ufefftermocitlivu00fd hydrogelovu00fd material with large change in volume in a narrow temperature interval is set at first is ready dry hydrophilic epoxy network using reaction mixtures,. alpha.,. omega.- diamino final polyoxypropylenu with 60 - 70% weight in the mixture and (glycidyleter) polyoxypropylen with 30 - 40% weight in the mixture which when heated to about 100 degrees celsius to fill in the forms and cured at a temperature of 100 to 120 degrees c for 24-48 hours, allow to cool to room temperature, so after the dismantling of obtained film dry epoxy networkswhich is in whole or in vykrojenu00ed lutea of a necessary size, immersed in distilled water at 20 to 25 degrees celsius for 24 hours.
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