结果表明,聚合温度越低,转化率越低,但暗反应过程显著。
Results indicated that, when the polymerization temperature is lower, the conversion is lower but the dark reaction process is more distinct.
对聚氯乙烯生产中聚合后期提高聚合温度和单体转化率的方法进行了探索。
The process of polymerization temperature and monomer conversion in later period of polymerization in PVC production was discovered.
考察了聚合温度、体、联剂和溶剂萃取树脂对高吸油性树脂吸油性能的影响。
The effect of polymeric temperature, monomers, crosslinking agents and solvent -extraction on absorbency of high oil - absorbent resin were investigated.
实验表明聚合物的头-头链的含量与聚合温度有关,而与引发剂的种类无关。
It shows that the content of head-to-tail chain of the polymer are related to its polymerization temperature, but are not related with the kind of initiators used.
考察了聚合温度、单体、交联剂和溶剂萃取树脂对高吸油性树脂吸油性能的影响。
The effect of polymeric temperature, monomers, crosslinking agents and solvent-extraction on absorbency of high oil-absorbent resin were investigated.
结果表明,单体加入速度、聚合温度及引发剂用量是决定聚合物分子量的主要因素。
It has showed that the feeding speed of mixed monomers, temperature for polymerization and the dosage of initiator are main factors controlling the molecular weight.
研究了引发剂浓度、单体浓度、单体配比、聚合温度和聚合时间对共聚反应的影响。
Effects of initiator concentration, monomer concentration, monomer ratio, polymerization temperature and polymerization time on copolymerizations were investigated.
考察了聚合温度、乳化剂用量、引发剂用量和PSG用量对细乳液聚合转化率的影响。
The effects of reaction temperature, mass of surfactant, mass of initiator and mass of PSG on the polymerization conversion were investigated.
研究发现,共聚酯的熔融峰随着固相聚合温度和时间的变化而与纯PET有明显的差别;
The experimental results show that the changes of melt peaks of copolyesters with changing of S. S. P. temperature and time are different from PET homopolymer.
探讨了乳化剂种类和用量、聚合温度及加料方式对乳胶粒大小、胶乳稳定性和胶膜耐水性的影响。
Effects of emulsifier types and amounts, polymerization temperature and feed methods on particle size, stability of latex and water proofing property of films were investigated.
研究了催化剂浓度、聚合时间、真空度、聚合温度和陈化温度等对聚合收率和聚合物粘均分子量的影响。
The influences of catalyst concentration and aging temperature, polymerization time and temperature on molecular weight of the polymers were studied.
系统研究了复合乳化剂配比及用量、聚合温度、聚合方式和官能团单体含量对共聚物乳胶粒径及其分布的影响。
Influence of compound emulsifier's ratio and amount, reaction temperature, polymerization types and functional monomer amount on the emulsion resin particle size and its distribution were studied.
方法考查单体的制备与纯化、溶剂残余量、聚合方式、引发剂用量、聚合时间、聚合温度等因素对聚合的影响。
METHODS Various influencing factors in the preparation of PLA were studied, such as the purity of monomer, the polymerization temperature, and the quantity of the initiator.
研究了聚合温度、反应时间以及引发剂、分散剂用量和交联剂形式及用量对树脂形态、凝胶分率和吸三氯乙烯、苯等的影响。
The effects of reaction temperature and time on the process were studied. The quantity of initiator, suspension agent, chemical and physical crosslinking agents on the resin's formation and...
结果表明,聚合电位,循环伏安法的扫描速率、终止电位、扫描周数,聚合温度,聚合时间等对传感器的响应特性有显著影响。
The experimental results show that scanning rate, polymerization upper potential, circle number of cyclic voltammetric polymerization, temperature of polymerization and polymerization time, etc.
探讨了引发剂类型与聚合温度的匹配,考察了分子量调节剂、溶剂用量、单位滴加时间等因素对聚合物分子量及其分布的影响。
Temperature, type of initiators, molecular regulator, addition time of monomers were investigated in terms of monomer conversion, molecular weight and its distribution.
考察了聚合反应条件,如溶剂种类、聚合温度、模板浓度、引发剂用量、转速、预聚合时间等对分子印迹聚合物微球特性的影响。
The effects of reaction conditions were studied, including the kind of solvent, polymerization temperature, the concentration of template and initiator, rotational speed and pre-polymerization time.
研究发现,提高聚合温度可以提高聚合产物的抗渗化性,但配制高粘度印花浆时对增稠效果不利,而在配制低粘度印花浆时则反之。
Raising polymerization temperature and decreasing the amount of crosslinking monomer in the synthes ins of the thickener will improve the anti fiushing property of the products.
探讨了反应温度、真空度、催化剂对DLLA收率的影响,聚合温度、时间、催化剂用量与PDLLA平均摩尔质量的关系,对它们的结构进行了红外光谱测试。
The effect of temperature, vacuum, catalyst on the yield of DL la, the relationship between the temperature, time, catalyst content and average molar mass of PDLLA were discussed.
然而,温度不是可以使聚合物从液体转变成固体并转变回来的唯一原因。
Temperature, however, is not the only thing that can cause this polymer to shift from liquid to solid and back.
当预计气体温度比较高时,设计用于这种设备的系统要避免在接触气体的表面使用塑料或聚合体。
When high gas temperatures are expected, systems designed for such service should avoid the use of plastics or polymers in contact with gas -wetted surfaces.
凝固浴温度对填充聚合物平板膜有很大影响。
Coagulant bath temperature had a strong influence on PU, PES composite flat membrane.
本文还对其它制备条件,比如单体浓度,温度,聚合反应时间都进行了系统研究。
The other preparation conditions, such as monomer concentration, temperature, and time of polymerization, were systematically studied.
研究了单体浓度、引发剂浓度、反应时间和反应温度对接枝聚合物接枝率、凝胶率等的影响。
The influences of concentration of BPO, concentration of monomer, reaction time, reaction temperature were investigated in terms of grafting degree and gel content.
其温度值明显取决于试验条件和允许偏差,因此对比较不同的聚合物而言只有试验数据是真正有用的。
The temperature value obviously depends upon the conditions of the test and the allowed deflection and for this reason, the test values are only really useful for comparing different polymers.
讨论了氨水用量、中和反应时间、聚合反应温度、煤油用量、交联剂用量、引发剂用量等因素对聚丙烯酸铵增稠剂产品吸水性和增稠性能的影响。
The effective factors of dosages of material, neutralize reaction time, polymerizing reaction temperature on the performance of the polyacrylate ammonium salt thickening agent were have been examined.
采用共聚合的方法,确可提高凝胶的相变温度。
RESULTS LCSTs of gels were increased by the method of copolymerization.
用不同的溶剂清洗聚合产物,并且在不同的温度下干燥产物,以便得到不同的材料用于研究。
The product of the polymerization was washed in different solvents and dried at different temperatures to get different materials for research.
通过讨论单体配比、合成温度、聚合时间以及引发剂的类型和用量对树脂性能的影响;
The influences of the composition of monomers, the polymerization temperature, and time on the performance of resin were investigated.
根据试验结果,对反应温度、聚合物浓度、转化率和添加剂注入系统等生产工艺条件进行了改进。
Improvements in the process conditions were performed, including reaction temperature, polymer concentration, conversion and the feeding system of additives based on the experimental results.
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