以甲醛,苯胺,苯酚为原料合成苯并口恶嗪。
Dibenzoxazine is synthesized from formaldehyde, aniline and phenol.
以甲醛、苯酚、氧氯化锆为原料合成了高残碳锆酚醛树脂。
Phenolic resin modified with zirconium and with high char yield was synthesized with formaldehyde, phenol and zirconyl chloride as raw materials.
该产品的主要技术指标以甲醛释放量和加工程度为标准定等级。
The main technical indexes of products with formaldehyde to release a quantity to standard set level.
介绍了以甲醛、丙醛为原料,水为反应介质,碱催化进行交叉康尼扎罗反应制备三羟甲基乙烷的方法。
A method of preparing trimethylolethane from formaldehyde and propionic aldehyde in water was introduced in the presence of the base through cross Cannizzero reaction.
以甲醛为例,介绍了光化学反应、吸附作用和光催化氧化作用对挥发性有机化合物降解过程的作用机理;
Taking formaldehyde as example, degradation mechanisms of photochemistry reaction, adsorption and Photo-Catalytic Oxidation(PCO) on Volatile Organic Compounds(VOCs) are presented respectively.
前述的板材结构,其中纤维层是以废弃的木屑、蔗渣、谷壳、稻草、芦苇草等天然纤维物混以甲醛尿素胶制成。
The fibrous layers of the sheet material structure are made of urea formaldehyde glue and natural fiber things of natural fiber waste wood dust, bagasse, chaff, rice straws, reed straws, etc.
以甲醛与尿素作为单体在正硅酸乙酯水解所得的氧化硅溶胶中进行聚合反应制得了有机—无机二氧化硅复合微球。
The composite silica microsphere was obtained through the polymerization of urea and formaldehyde occurred in the silica sol that prepared from the hydrolyzation of tetraethyl orthosilicate.
以甲醛和磷酸为反应试剂,采用均相反应法制备出壳聚糖(CS)的磷酸化衍生物-甲基磷酸化壳聚糖(NPCS)。
In this study, N-methylene phosphonic chitosan (NPCS) was synthesized via formaldehyde addition and condensation with phosphoric acid in a step reaction.
以甲醛为去除对象,用静态方法,考察了净化空气矿棉板的净化性能,同时分析了甲醛初始量、相对湿度、温度对净化效率的影响。
The results show that both the mass fraction of photocatalyst in paint and the painting content have great influence on purification performance of mineral wool slab.
以含甲醛、丙酮的模拟污染空气,研究其在复合光催化剂作用下的光催化降解行为。
Photocatalytic performance of the catalyst was studied under the action of compound photo-catalyst using simulated polluted air containing formaldehyde and acetone.
以聚丙烯酰胺与聚乙烯醇配成聚合物混合溶液,用甲醛和硼砂作为交联剂,形成一种双组分聚合物复合调剖剂体系。
A kind of complex profile control agent comprising bicomponent polymer was formed from polymer mixture comprising polyacrylamide and polyvinyl alcohol using formaldehyde and borax as the crosslinkers.
主要进行以甲醇制甲醛、聚甲醛化工产品的开发和销售。
It mainly deals in the development and selling of "Methanol transformed to formaldehyde" and Polyformaldehyde products.
文中对乙酰丙酮在配制后不同时间的应用作了一系列显色试验,以探讨试剂在不同时间显色结果对甲醛含量测试结果的定量影响。
A series of color test are carried out to determine the influence of developing result at different time after preparing the acetylacetone on formaldehyde content measuring.
以溶液缩聚法,由腰果酚分别与甲醛、正丁醛、糠醛和三氯化铁制备了腰果酚醛铁聚合物。
Cardanol -aldehyde ferric polymers were prepared by condensation polymerization with formaldehyde, n-butyl aldehyde, furfural and iron trichloride.
以过氧化氢为氧化剂,十六烷基三甲基钨磷杂多酸铵为催化剂,催化氧化苯甲醛制苯甲酸。
Phenyl carboxylic acid was produced by oxidation of phenyl formaldehyde using hydrogen peroxide as oxidizing agent and amine hexadecane trimethyl P-W heteropoly acid as catalyst.
以皮胶原纤维为原料,通过甲醛交联反应制备吸附材料。
A novel adsorbent was prepared on the basis of collagen fiber by cross-linking reaction of formaldehyde.
采用苯甲酸改性的醇酸树脂和混合醚化的三聚氰胺甲醛树脂为基料,配以适量的锤纹助剂制成高固体分低温快干型氨基锤纹漆。
The high-solid fast drying amino hammer paint is prepared with benzoic acid modified alkyd resin and etherified melamine-formaldehyde resin as binder, hammering agent and other components.
以磺化三聚氰胺和尿素为单体,在酸催化下,合成磺化三聚氰胺尿素甲醛树脂。
With sulfonated melamine and urea as monomers and acids as catalysts, the synthesis of sulfonated melamine urea formaldehyde resin is carried out.
以田菁胶、磨芋胶、多聚甲醛和凝胶增强剂为主要原料,合成新型的无固相凝胶定时堵剂NSG - 2。
NSG-2 solid-free gel timing plugging agent is prepared with sesbania gum, paraformaldehyde and gum extender as main materials.
以尿素-甲醛为壁材,四氯乙烯为芯材,通过两步原位聚合法和一步原位聚合法制备微胶囊。
Microcapsules were prepared through two-step and one-step in situ polymerization method, with urea-formaldehyde as wall material, and tetrachloroethylene as core material.
以微型汽车球头销座为实例研究以聚酯弹性体取代聚甲醛制造汽车球头销座。
With the ball socket of a mini car as the study instance, it is presented to substitute polyester elastomer for polyformaldehyde in production of ball sockets.
以三聚氰胺-甲醛树脂为原料的木材透明防火涂料,具有良好的装饰性能和防火性能。
Transparent fireproof coating for wood based on melamine-formaldehyde resin as raw materials has good decorating property and fireproof property as well.
以苯酚、甲醛为主要原料合成了可发性碱催化酚醛树脂,并加入匀泡剂、发泡剂和固化剂制备了酚醛泡沫。
Phenolic resin was synthesized mainly from phenol and formaldehyde as raw material. The phenolic foam was prepared by adding foam stabilizer, foaming and curing agent.
方法以苯甲醛衍生物和苯乙酮为原料,弱碱碳酸钾为催化剂,水为溶剂,用相转移催化法合成查耳酮衍生物。
Methods Chalcone derivatives were synthesized from benzaldehyde derivatives and acetophenone by using weak alkali potassium carbonate as based catalyst in water via phase - transfer catalysis.
当以甲基磺酸锌为催化剂时,苯甲醛缩乙二醇的收率可达87.7%。
The yield of benzaldehyde glycol acetal was above 87.7% with zinc methanesulfonate as catalyst.
本文以室内环境治理中甲醛清除为例,分别采用数值模拟方法及实验方法,对比研究了活性炭吸附法与光触媒喷涂法的治理效果。
This paper discusses the effects of active carbon adsorption and light accelerant spray in eliminating indoor formaldehyde by use of mathematical simulation and experiments respectively.
本文以室内环境治理中甲醛清除为例,分别采用数值模拟方法及实验方法,对比研究了活性炭吸附法与光触媒喷涂法的治理效果。
This paper discusses the effects of active carbon adsorption and light accelerant spray in eliminating indoor formaldehyde by use of mathematical simulation and experiments respectively.
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