Bubbling and vulcanization system of sponge compounding addictive with 70 phr of thermal-process carbonyl SBR high solid content latex and 30 phr of natural latex by gel-free system and mechanical bubbling process were investigated. 以热法羧基丁苯高固胶乳为主(70份),复配少量天然胶乳(30份),采用非胶凝体系,以机械方式起泡,对海绵配合物的起泡体系和硫化体系进行了研究。
This is useful to the investigation into the mechanism of the condensation of primary amine with active carbonyl compound and the biochemical process concerning the formation and decomposition of Schiff base. 研究结果对于伯胺与活性羰基化合物缩合的一类反应机理的深入研究,以及对于与Schiff碱的生成与分解有关的生化过程的进一步探讨都有一定意义。
By comparing several overseas methods dealing with carbonyl residues, a new method of leaching is put forward under low oxygen pressure. On the basis of the thermodynamic analysis of the new process, Δ G θ 398 value on leaching condition is figured out. 通过比较国外几种处理羰化渣的方法,对低压氧浸处理羰化渣进行热力学分析,计算出了在浸出反应条件下ΔGθ398的值;
Research on recovering nickel from spent nickel catalyst using carbonyl process 羰基法从含镍废催化剂中回收镍的研究
Technical analysis of carbonyl synthesis process for butyl octanol unit 丁辛醇装置羰基合成工艺技术的分析
Described is the theory basis and practical application of TYTS-2000 to removal of organic sulfur ( such as carbonyl sulfur, mercaptan, etc.) in process gas, and discussed are some laws of removing carbonyl sulfide and mercaptan by TYTS-2000. 介绍TYTS-2000脱除工艺气中有机硫的理论基础和实践,对TYTS-2000脱除羰基硫及硫醇的规律进行了探讨。
Carbonyl Stress in Aging Process 衰老过程中的羰基应激
The spectra of FTIR showed that the absorbance of ordered hydrogen-bonded urea carbonyl group ( 1 643 cm-1) became stronger with increasing thermal process time ( at 100 ℃), then changed little after a certain time. FTIR红外谱图的结果表明,在一定温度下,随着热处理时间的延长,氢键化的脲键的吸收逐渐增加,达到一定时间后,吸收变化甚微。
This paper introduces the property, usage, production method and domestic/ world market situation of dimethyl carbonate. Also, it offers suggestion on production of dimethyl carbonate by carbonyl process in medium sized nitrogenous fertilizer plant. 介绍碳酸二甲酯的性质、用途、生产方法及国内外市场情况,并提出在中氮厂开发羰基化法生产碳酸二甲酯的建议。
For the first time, a cobalt carbonyl catalyst prepared under low pressure ( 12 atm) is applied to the process of preparing 1, 3-propanediol by hydroformylation of epoxide. 在低压下用雷尼镍及铁锰合金作还原剂合成四羰基钴催化剂,首次应用于羰基合成1,3-丙二醇中。
Behaviour of precious metals in carbonyl process was investigated. 考察贵金属在羰化过程中的行为。
According to carbonyl stress theory of aging, carbonyl-amine reaction as a common reaction of free radical oxidation and non-enzymatic glycosylation is an inevitable and irreversible core process during the slow aging procedure caused by oxidation and glycosylation. 羰基毒害衰老学说指出,羰-氨反应作为自由基氧化和非酶糖基化两大生化反应的兼有反应,是氧化和糖基化造成缓慢生物老化过程的不可避免且大部分不可修复的核心过程。
Objective: Reactive carbonyl species ( RCS) are toxic compounds, and researchers are deeply concerned with their roles in the process of senescence. 目的:活性羰基类物质具有广泛的生物毒性,它们在衰老过程中的作用深受研究者们关注。
The significant groups content of HA were analyzed, such as carboxyl group, carbonyl group, methoxyl group and total acidic group. The variation regularity of the groups with the time and reaction conditions during the ammoxidation process were investigated. 考察了褐煤氧化氨解过程中,腐殖酸中羧基、羰基、甲氧基及总酸性基等重要官能团随反应时间和反应条件(温度、氧压、氨水浓度)的变化规律。
The hydrolysis of carbonyl sulfide under moderate temperature with the advantage of process matching, energy matching, is given special attention. 中温脱除羰基硫技术具有工艺匹配、能量匹配等优点,受到高度关注。