In addition, the invention further relates to a catalyzer combination used for polymerizing a conjugated dialkene monomer and the anions of an optional mono-vinyl aromatic hydrocarbon into a polydiene polymer having high and medium vinyl content. The catalyzer combination comprises an organolithium compound used as an anionic polymerization initiator, at least an alkali metal alkoxide compound expressed by the formula as a structure regulator.
此外，本发明还涉及一种用于将共轭二烯烃单体和任选的单乙烯基芳烃阴离子聚合成具有中高乙烯基含量的聚二烯聚合物的催化剂组合物，其包含作为阴离子聚合引发剂的有机锂化合物，和作为结构调节剂的至少一种式所示的碱金属醇盐化合物。
The present invention relates to the depolymering cyclization reaction of aromatic dithio ether polymer to prepare aromatic cyclic dithio ether compound under the presence of mercapto group containing compound and alkali matter.
本发明涉及利用芳香双硫醚聚合物的解聚成环反应来制备芳香双硫醚环状化合物的方法。该方法采用芳香双硫醚聚合物在含巯基的化合物和碱性物质存在的条件下发生解聚成环反应生成双硫醚环状化合物。
Stone is from rock, and rock is consist of the mineral, the mineral contain iron is the source of the iron in stone products, iron element spread widely in natural world, but most of them appear to be compound, iron element is belong to medium activity metal, under high temperature is easily to be strongly acted with oxygen, sulfur, chlorine, and easily dissolve in abio-weak acid solution and strong hydrochloric acid solution, at the same time, the strong alkali solution also corrade the iron.
石材是岩石经加工后所产生的制品，岩石是由矿物组成的，其中含铁矿物是石材中铁质的来源。铁元素在自然界中分布甚广，但大多以化合物的方式出现，由于铁元素属中等活泼性的金属，在高温下易和氧、硫、氯等元素发生强烈反应，并易溶于无机稀酸和浓盐酸的溶液中，同时浓碱溶液也易侵蚀铁。
The invention provides a method for homopolymerizing conjugated dialkene or co-polymerizing conjugated dialkene and monovinyl aromatic hydrocarbon. The method comprises the following steps: the conjugated dialkene is homopolymerized or the conjugated dialkene and the monvinyl aromatic hydrocarbon are co-polymerized randomly. The method is characterized in that at least one alkali metal alkoxide compound expressed by the formula is used as a structure regulator; in the formula, R is linear chain or branched chain alkylidene radical having 1 to 10 carbon atoms; M is alkali metal selected from Li, Na, K, Rb and Cs.
本发明提供了一种使共轭二烯烃均聚或者使共轭二烯烃与单乙烯基芳烃共聚的方法，包括在阴离子聚合条件下使共轭二烯烃进行均聚或者使共轭二烯烃与单乙烯基芳烃进行无规共聚，其特征在于采用至少一种式所示的碱金属醇盐化合物作为结构调节剂，其中R为具有1-10碳原子的直链或支链亚烷基；以及M为选自Li、Na、K、Rb和Cs的碱金属。
The related substances of ALN were investigated in compound enteric-coated tablets. Results The dissolution test indicated uncoated tablets dissolved in 30 minutes and enteric-coated tablets dissolved in 45 minutes. The studies on destroy tests showed that high temperature and light had little effect on it respectively and the related substances of ALN were relatively higher in acid, alkali and dioxogen environment. The chemical stability of compound enteric-coated tablets was observed, the result of which indicated that the content of ALN decreased slightly under high temperature and high humidity, which the stability of ALN in accelerated test and long test run was relatively stable, the related substances of ALN had slight increasing in it.
结果溶出度实验表明，本文研制的复方普通片在30min内基本溶出完毕；释放度实验表明，复方肠溶片在45min内基本溶出完毕；破坏实验表明制剂中阿仑膦酸钠对高温、光照破坏较稳定，在酸、碱、双氧水破坏条件下阿仑膦酸钠有关物质的种类及数量略有增加；影响因素试验表明阿仑膦酸钠对光照、空气较稳定，在高温、高湿条件下含量略有降低；加速试验和长期试验表明本品的外观性状、阿仑膦酸钠的溶出度、含量无明显变化，有关物质略有增加。
A novel isomer of furazano energetic compound 3, 4-diaminofurazanofuroxan was synthesized by the dimeric ring-close reaction of transitional intermediate 3-amino-4-cyanofurazan oxide after the energetic compound 3-amino-4-chloroximinofurazan was treated with diluent alkali at low temperature, The yield of DAFF isomer could be over 66.3% and its single crystal was cultivated.
将含能化合物3-氨基－4-氯肟基呋咱在低温下用稀碱处理后发生过渡中间体3-氨基－4-氰基呋咱氧化物的二聚关环反应合成了新型呋咱类含能化合物3，4-二氨基呋咱基氧化呋咱异构体，产率达66.3%。
The catalyst is prepared through mixing different pore structures of alumina to form carrier, soaking the alumina carrier first with alkali assistant aqua and then Mo and/or W compounds aqua and Ni compound aqua.
该催化剂是采用几种不同孔结构的氧化铝混合制成载体，先用含碱性助剂的水溶液浸渍氧化铝载体，再用含钼和/或钨化合物及含镍化合物的水溶液浸渍制成含碱性助剂的催化剂。
Using alkali-activated compound slag muck as cementitious materials to make environment burthen-down concrete is a kind of good approach to use various industry slag mucks effectively.
碱激发渣体作为胶结材配制环境降负混凝土是一种有效利用各类渣体的好途径。
After experiencing the quality change in the air for a period, the compound alkali sample achieves stability, stays dry, and does not deliquesce again.
方法采用无机有机化学物质为原料与NaOH复合，用电光分析天平测量其在不同时间段内质量变化情况，记录有效数据，并对试验数据进行对比分析。
Experiments of bioremediation and control were conducted with the alkali meadow grass planted in saline soil for 3 years. Contrasted with control group, topsoil desalination rate was up to 77.00%; pH value decreased 0.25 pH unit; soil bulk density decreased 0.14 g/m^3; total porosity increased by 5.29%; soil aggregate structure increased by 23.14%; soil water content increased 70.30 g/kg; average triennial alkali grass yield was 36000 kg/hm^2. In addition, planting forage in saline soil as a medium and establishing a compound agro-forestry-animal system promoted the sound combination of planting industry, forestry, and livestock husbandry. Because of the reasons, utilization ratio of land reached more than 184.00%; the income of land increased from 16300 to 35500 yuan/hm^2 average income per farmer in the controlling region increased by 66.00%, from 2160.70 to 1300.80 yuan.
生物修复与调控试验研究表明，草甸盐土经种植碱茅草3a，耕层土壤与对照相比脱盐率达77.00%，pH值下降了0.25个单位，容重降低0.14g/立方公尺，总孔隙度增加5.29%，团粒结构增加了23.14%，自然含水量增加70.30g/kg.3年生碱茅草平均产草量36000 kg/hm^2；盐化耕地采用以种植牧草为中介，将种植业与农区林业、畜牧业有机结合成互相依存，互相促进的农林牧复合生物系统治理后，土地利用率可达184.00%以上，可获得16300~35500元／hm^2的经济收入，治理区农户人均纯收入由1300.80元增加到2160.70元，增加了66.00%。
The potassium permanganate is one kind of important manganese compound, its preparation is mainly melts the oxo-process with the solid phase alkali at present, take the potassium manganate as the intermediary to make.
是化学方面的，写论文用。急用！问题补充：下面这段：高锰酸钾是一种重要的锰的化合物，它的制备目前主要是用固相碱熔氧化法，以锰酸钾为中间产物来制备。
In this study we use the oligomers of amino ethylene series as matrix and introduce dithiocarbamate group to adsorb merely heavy metal ions. Because of its special structural characteristics, dithiocarbamate can combine with a great number of heavy metal ions to produce insoluble complex compound except for alkali metals and alkaline earth metals.
本研究系将氨基乙烯系列之寡聚物(oligomers of amino ethylene series)当做基质引入只对重金属离子具有特殊螯合能力之荒酸盐，除了与碱金属及碱土族外荒酸盐与其他重金属离子都能形成不溶性错合物。
Aluminium plastic compound pipe may be used for transportation of cold and hot water, liquid acid, alkali and salt, and various gases as fuel gas, oxygen, compressed air, etc.
殷强 ，韦恩润，刘伯元铝塑复合管可用于冷热水，酸碱盐各种液体，燃气、氧气、压缩空气等各种气体的输送。
And is prepared through mixing the compound containing alkali-earth metal with molecular sieve in the presence of water, drying, calcining to obtain said molecular sieve, dispersing it in carrier slurry, and drying shaping.
该催化剂是在水存在下使含碱土金属化合物与分子筛混合均匀，加或不加氨水，经干燥、焙烧制得含碱土金属分子筛，然后将该分子筛分散在载体浆液中经干燥成型制得。
Low chlorine alkalosis to 0.9% sodium chloride solution or Compound Sodium Chloride Injection 500-1000ml, after the decision according to the amount of alkali poisoning.
低氯性碱中毒给予0.9%氯化钠注射液或复方氯化钠注射液500-1000ml，以后根据碱中毒情况决定用量。
Application of acid method and alkali method in this article, we research the collection of copper and bismuth in lead antimony compound refined mine.
本文对铅锑混合精矿分别采用酸法和碱法进行铜、铋分离开路研究，研究表明采用碱法能使锑的直收率达到 85 %以
Cultural waste of Lentinus edodes Sing was used in this experiment. The result of cultural residue of Edible fugi under alkali, ammonia and the compound treatments showed that the compound treatment was the best one, with the decrease of NDF by 9.31%, ADF by 6.72%, ADL by 20.36% and Cellulose by 16.15%, then the alkali treatment and the ammonia treatment.
以香菇菌糠为研究对象，采用碱化处理、氨化处理和复合处理方式降解菌糠中的碳水化合物，结果表明：复合处理是最佳化学处理方式，中性洗涤纤维、酸性洗涤纤维、酸性洗涤木质素和纤维素含量分别下降9.31%，6.72%，20.36%和16.15%，碱化处理次之，氨化处理最差。
In this paper, based on the activation theory of alkali and sulphate, the influe nces and the hydrate mechanism of lime or lime compound activator on the mortar strength of slag cementitious materials was studied.
实验结果表明无论是生石灰或消石灰单独激发，还是消石灰和烧石膏、消石灰和烧石膏熟料复合激发，均可获得较高的抗折强度；单独用石灰或消石灰激发，抗压强度仅达到普通22。
It has a high activated alkali degree, strong PH buffering effect, and strong resediment effect. It cooperates with suface activated agent well. Its aid-washing effect and detersive power in scour is almost the same with that of STPP, so it can replace STPP. It is an excellent new silicate non-phosphor washing assistants. It can be used to produce washing power in both front and back compound product line. It is also an imporant washing assistant for paste and liquid washing as well as basic raw material for industrial scour. It has wider foreground in market.
层状结晶硅酸钠具有较强的软化水和去污能力，很好的活性碱度，PH缓冲能力和抗再沉积能力强，与表面活性剂有较好的协同作用，用在洗涤剂中的助洗效果和去污能力与三聚磷酸钠相近，是优秀的新型硅酸盐助剂，可用于前后配料生产洗衣粉，也是膏状、液体洗涤剂的重要助洗剂及工业清洗剂的基础原料，产品市场前景广阔。
Human lung-bin In a strong sense of responsibility, from the industrial use of rubber roller manufacturing industry forefront; in order to perfect the production technology and practical operation style, for the plastics, printing and dyeing, printing, leather, fiber, textile, food, flow far machine, wood plywood industry, five plywood, glue compacted, non-woven, compound machines, paper and steel industries provide users with a variety of high temperature, solvent, oil, acid, alkali, wear resistance, such as for industrial use silicone roller and all kinds of rubber roller, roller plating, stainless steel roll, mirror roll, printing roll, general and various special roller with plastic roller.
斌龙人本着强烈的责任感，站在工业用橡胶辊制造行业前列；以过硬的生产技术、务实的经营作风，为塑料、印染、印刷、皮革、纤维、纺织、食品、流远机、木业三合板、五合板、涂胶压平、无纺布、复合机、造纸和钢铁等行业的用户提供各种耐高温、耐溶剂、耐油、耐酸、耐碱、耐磨等工业用硅胶辊及各种橡胶辊、电镀辊、不锈钢辊、镜面辊、印花辊、普通胶辊及各种特殊用胶辊。