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所述成形制品也可包含稀释剂、三乙酸甘油酯。The shaped article may also comprise a diluent, glyceryl triacetate.
以固体超强酸为催化剂，对冰醋酸和甘油的酯化反应进行了研究。Solid superacid was used as the catalyst in the synthesis of glycerol triacetate.
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报道了以甘油和醋酸为原料，用固定化催化剂催化合成三醋酸甘油酯。Glyceryl triacetate was synthesized from acetic acid and glycerine using immobilized catalyst.
本发明涉及低溶液粘度的三醋酸纤维素及其制备方法。The invention relates to low solution viscosity cellulose triacetate and methods of making thereof.
研究三醋酸纤维素和二醋酸纤维素的结晶结构和热学性能。Crystalline structure and thermal property of cellulose triacetate and cellulose diacetate were studied.
以乙酸、甘油为原料，通过酯化反应合成乙酸甘油酯。As a kind of widely used fine chemical, glyceryl triacetate was synthesized by esterification of glycerin with acetic acid.
本发明公开了一种纤维素浆粕及其生产方法，主要用于制造二醋酸纤维素及三醋酸纤维素。The invention discloses cellulose pulp and a production method thereof, mainly used for producing cellulose diacetate and cellulose triacetate.
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以丙三醇和乙酸为原料，用对甲苯磺酸作催化剂，甲苯为带水剂，合成三醋酸甘油酯。Glycerol triacetate was synthesized from glycerol and acetic acid using p -toluene sulphonic acid as catalyst and toluene as water-carrying agent.
以丙三醇、冰醋酸为原料，活性炭负载对甲苯磺酸为催化剂，催化合成三醋酸甘油酯。Using p-toluensulphonic acid supported by activated carbon as catalyst, glycerol triacetate was synthesized from glacial acetic acid and glycerin.
用二氯甲烷溶解样品，加入正己烷使三醋酸纤维素析出，过滤，滤液蒸干后定容。The target compounds were extracted with dichloromethane. The precipitation of the triacetate cellulose was precipitated by the addition of hexane.
本发明还涉及由该低溶液粘度的三醋酸纤维素制备的薄膜和含有该低溶液粘度的三醋酸纤维素的制品。The invention also relates to films prepared from the low solution viscosity cellulose triacetate and articles containing the low solution viscosity cellulose triacetate.
利用酯化反应基本原理，以丙三醇和醋酸在催化剂的作用下进行酯化反应，经脱水、减压精馏得甘油三醋酸酯产品。Using glycerine and acetic acid as raw materials and in the presence of catalyst, glycerin triacetate was synthesized through esterification, dehydration and underpressrue distillation.