The oxidized sodium alginate was characterized by Fehling's reagent, electric titration of hydroxylamine hydrochloride-NaOH, Ubbelohde viscometer and the crosslink reaction with gelatin.
采用水／乙醇为反应溶剂，用高碘酸钠氧化海藻酸钠，制备了多醛基海藻酸钠(multi-aldehyde sodium alginate，MASA)。
And the intrinsic viscosity in toluene at 25℃ of the polysiloxanes were measured with a Ubbelohde viscometer.
在本论文工作中，含氨丙基聚硅氧烷被选定为制备新型硅橡胶的基胶。
Measured it`s viscosity-average molecular weight by Ubbelohde viscometer, then analyzed the impact of monomer IA on the copolymer. And also studied the impact of the monomer concentration, initiator concentration, reaction time, reaction temperature and other factors on the reaction system.
用乌氏黏度计测出产物粘均分子量，继而分析了单体IA对聚合物的影响，单体浓度及引发剂浓度对反应体系的影响，反应时间、反应温度等因素对反应体系的影响。
The effects of dispersant mass fraction on the suspension of particles in the α-Al2O3 suspension system and the viscosity of α-Al2O3 suspension system were investigated at pH=10 using Ubbelohde viscometer.
用Ubbelohde粘度计在pH=10时，测试了分散剂质量分数对α-Al2O3悬浮体系粘度的作用，并将此法与沉降法做了比较。
The viscosities of binary mixtures of CPP with solvents at 1%, 2%, 3%, 4%, 5% and 10% concentrations were measured using Ubbelohde capillary viscometer. It was found that all mixtures showed Newtonian flow.
用乌氏粘度计测定了不同温度下，浓度在10％以下6种氯化聚丙烯溶液的粘度，证明所考察的氯化聚丙烯溶液均为牛顿流体。
In the paper, more than 1500 data points about the densities and viscosities and capacities for five binary systems related TPA at atmospheric pressure were measured using the pycnometer, Ubbelohde viscometer and the differential scanning calorimeter.
首先利用比重瓶、乌氏粘度计和差示扫描热量计测定了对二甲苯和醋酸、醋酸和水等五个二元体系在常压下的1500多个数据点的密度、粘度、比热数据。
Intrinsic viscosity （0.95~0.955 ml/g）was determined by means of Ubbelohde viscometer.
通过乌氏粘度计测定半芳香尼龙的特性粘数为0.95~0.955ml/g。
In order to disperse the reunited particles, two kinds hyperdispersant of poly-carboxylic salt were synthesized and their molecular weights that were measured by ubbelohde viscosity meter were 3634 and 2072 respectively.
针对纳米颗粒极易团聚的问题，设计合成了两种聚羧酸盐类超分散剂，用粘度法测得相对分子质量分别为3634和2072。
Viscidity of four arms star-shaped polystyrene was determined with Ubbelohde vislometer at 23°C, by using tetrahydrofuran as solvent.
通过上述多种试验设计方法，分别利用溶液和本体聚合法考察对聚合过程的影响，表明两种聚合方法在合成时各有其优缺点。
This will serve as a base for predicting Tgs starches with different water content and further for processing and storing them. The methods of Ubbelohde viscosimeter, TDA and DSC are used to measure molecular weight and Tgs of starch. It is found that Tg increases with the increase of molecular weight before reaching critical molecular weight. After this critical molecular weight the increase of Tg with molecular weight is slowed down. A quantitive expression is obtained to express the relationship between Tg and molecular weight.
采用相对黏度法及TDA与DSC法测定了淀粉同系物的黏均分子量和玻璃化转变温度，得到分子量对淀粉同系物的玻璃化转变的影响关系：即随着分子量的增加玻璃化转变温度也增加，当分子量增加到一定程度以后玻璃化转变温度增加趋于平缓，并得到实验关联式，根据这种关系我们可在一定的范围内根据实际生产、加工及贮存的需要，用改变淀粉体系的分子量分布的方法来改变其玻璃化转变温度。
The liquid kinematic viscosity of the binary mixtures of methanol and castor oil are reported over the temperature range from 243～353 K made with a calibrated Ubbelohde-type capillary viscometer.
利用改型的乌别洛特毛细管粘度计，本文对243～353K温度范围内对质量配比为98.8：1.2的甲醇与蓖麻油混合物的运动粘度进行了实验研究，运动粘度测量结果的不确定度为1.06%，利用得到的实验数据拟合了甲醇+蓖麻油二元混合物的运动粘度方程。
Of work viscometer: Ubbelohde viscometer (diluted), in line with the GB/T1632-93 standard.
工作粘度计：乌氏粘度计（稀释型），符合GB/T1632-93标准要求。
The densities and viscosities of the binary liquid mixtures of dimethyl carbonate and diesel fuel are measured with a calibrated pycnometer and Ubbelohde-type capillary viscometer, respectively.
利用密度瓶和玻璃毛细管粘度计，本文对293~353K温度范围内的碳酸二甲酯与柴油混合物的密度与粘度进行了实验研究，得到了不同配比下碳酸二甲酯与柴油混合物的密度与粘度实验数据。
Ubbelohde viscometer was used to determine the intrinsic viscosity of the polymer. Through the intrinsic viscosity to compare the molecular of the polymer, study the effect of the polymerization condition to the the molecular of polymer.
用乌氏粘度计测定了四种聚合物的特性粘度，通过特性粘度大小比较聚合物分子量大小，研究了聚合条件对聚合物分子量大小的影响。
Degradation behavior of macromolecule polymer coated material is the process that the rupture of chemical bond of main chain and forming molecular fractionlet. Ubbelohde viscosity method was put forward for measuring viscosity-average molecular weight of copolymer.
高分子聚合物包膜材料降解过程就是主链上化学键的断裂并形成低相对分子质量碎片的过程，采用乌氏粘度计法测定淀粉/聚乙烯醇肥料包膜材料的降解程度。
The viscosity of saturated liquid methyl tert-butyl ether (MTBE) was presented over the temperature range from 268.123 to 373.131 K with a calibrated Ubbelohde-type capillary viscometer.
利用改进型的乌别洛特毛细管黏度计，对268.123~373.131K温度区间内的甲基叔丁醚的饱和液相黏度进行了实验研究。
The molecule structures were characterized by fourier transform infrared (FTIR), nuclear magnetic resonance (1H-NMR), and intrinsic viscosity were measured by ubbelohde viscometer.
利用傅立叶变换红外（FTIR）、质子核磁共振（1HNMR）进行结构表征，乌氏粘度计测其粘度。
The melting point of three block copolymers was measured with microscope as 232, 248 and 260 ℃, respectively. The intrinsic viscosity of the block copolymer with soft-and-hard segment ratio of 7/3 was measured as 1.12 dL/g with a Ubbelohde viscometer.
利用显微熔点仪、乌式粘度计测定了共聚物的熔点和特性粘数，3种共聚物熔点分别为232248260℃，软／硬段比例为7／3的共聚物的特性粘数为1.12dL／g。
In order to meet the need of viscosities measurement for volatile liquid such as refrigerants, a new improved Ubbelohde-Type capillary viscometer was provided with its maximum endurable pressure to be 10 MPa.
针对制冷工质等挥发性液体黏度的测量需要，研制了一种新的改进型Ubbelohde毛细管黏度计；它的最大设计耐压能力为10MPa。
The intrinsic viscosity of solution is tested through ubbelohde viscosity meter, which shows that low temperature is beneficial to dissolve.
通过乌氏粘度计测试溶液的特性粘度，结果表明，低温溶解效果较好。