• The objective is to find out the application value of D-3 hydroxybutyric acid.

    目的了解 D-3 羟丁酸应用价值

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  • Lycopene can effectively control the acidation of oil, reduce the acid value and peroxide value of the soybean oil, and prolong the storage time.

    番茄红素有效抑制油脂酸败降低油脂过氧化延长油脂的保存时间

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  • Lipase could lead the oil hydrolyzed if the rice bran not passivated in time especially in the high temperature, which in order to increase the acid value of RBO.

    但由于米糠中含有解酶,如果钝化处理及时或者米糠保存温度较高,米糠脂肪酸解过程加速

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  • Effects of microwave radiation intensity and irradiating time on the acid value in vegetable oils were investigated.

    研究了微波辐射强度辐射时间植物油脂变化情况。

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  • It has the advantages of high softening point, high acid value, good capability of anti-oxidation and high mucosity. Polymerized rosin is good used in high-grade printing ink, adhesives and dope, etc.

    聚合松香松香深加工产品中的一个重要品种,具有软化高、氧化性粘度等优点,广泛应用高级油墨粘胶剂及涂料等行业。

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  • The product was confirmed as trimesic by using acid value titration, IR spectrum and liquid chromatogram.

    利用滴定红外光谱液相色谱等表征方法,确定产物为均苯三甲酸。

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  • It is a hot topic of producing biodiesel with high acid value oil nowadays.

    利用油脂生产生物柴油现今研究热点。

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  • The acid value of waste tire crumbs is tested, and the surface of crumbs are activated, then the crumbs are used as the modifier in asphalt mixture.

    废弃轮胎胶粉进行了测试据此进行了胶粉表面活化处理作为沥青混合料改性剂

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  • Styrene-acrylic resin, a typical one among all alkali-soluble resins, has the criteria of low molecular weight, narrow molecular weight distribution, high acid value and low Tg.

    在碱溶性树脂中,以分子量分子量分布、较低玻璃化温度苯乙烯—丙烯酸共聚树脂(简称苯丙树脂)最具代表性

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  • Green solvent for determining the acid value of rosin glyceride by means of titration was studied.

    采用中和法测定松香甘油酯溶解松香酯的溶剂进行了绿色化研究。

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  • Demulsification and separation should be done to analyze its content, its saponification and acid value were analyzed after separation, then the ester content can be obtained.

    类油性剂不溶于水,必须用乳化剂将乳化,分析含量必须先破分离,分离分析皂化值,即可得到酯含量。

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  • Greeniz solvent for determining the acid value of rosin glyceride by means of titration was studied.

    采用中和法测定松香甘油酯,对溶解松香酯的溶剂进行了绿色化研究。

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  • Because of plenty of fatty acids, high acid value oil must be esterified primarily.

    油脂为原料,采用四氯化锡作为催化剂进行酯化反应。

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  • The expelling-expansion pretreatment of rice bran was the best choice for preparation of rice bran oil, which could inhibit the acid value increase of rice bran oil and improve the oil yield.

    米糠挤压膨化预处理浸出工艺米糠制工艺最佳选择,也是解决米糠浸出制油过程毛米糠油酸升高提高油脂加工得率的行之有效的方法。

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  • High boiling solvents (HBS) lignin modified rosin was successfully synthesized by rosin and HBS lignin. These resins were characterized by acid value, soft point, DSC-TGA, and compared with rosin.

    合成沸醇木质素改性松香树脂,测定改性树脂的软化DSC - TGA曲线,原料松香进行比较

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  • The acid value also reduces gradually from the early stage of fat formation to the stage of maturity, so are the specific gravity and saponification value.

    不同时期油脂特性是在形成初期高,而在成熟时酸值降低比重皂化值也有所降低。

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  • The crude rice bran oil with high acid value should be refined with physical refining, including degumming, bleaching, de-acidification, dewaxing, defatting.

    米糠浸出所得到的毛糠为一种毛油,采用物理精炼工艺在提高油脂精炼率和经济效益方面具有明显的优势。

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  • Traditional detection methods such as acid value, iodine value, peroxide value, viscosity, do not need expensive equipments, but its application range are restricted.

    采用传统值、过氧化值、黏度等物理化学指标可以评定煎炸油质量,但是使用范围常常受到限制。

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  • Low acid value resins were synthesized by E10 with low temperature ring opening.

    采用E10低温酯化合成树脂

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  • For waste oils and fats with high acid value, the suitable environmentally friendly catalysts are solid acid and ionic liquid.

    对于油脂宜采用固体离子液体等环境友好催化剂

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  • Two-step catalyzed process was adopted to prepare biodiesel from Soybean oil with high acid value.

    采用两步法催化豆油制备生物柴油

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  • The corrosion prevention techniques during the refining of crude oil with high acid value are also introduced.

    介绍了加工原油中的防腐蚀技术

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  • Oils used in the saponification value, acid value, iodine value and cold spots.

    油脂测定常用皂化值、点。

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  • The results showed that the fragment walnut kernel's peroxide value and acid value are increasing in the time of accelerated oxidation.

    本文研究表明:核桃仁加速氧化试验过程中,过氧化持续不断增加;

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  • Acid value increased and peroxide value increased rapidly with storage period.

    随饲料储藏时间的延长,饲料增加,饲料过氧化增长较快

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  • The refrigeration was helpful in the stability of acid value.

    冷藏有利于保持稳定性

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  • The refrigeration was helpful in the stability of acid value.

    冷藏有利于保持稳定性

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