粉晶法 的英文怎麼說
中文拼音 [fěnjīngfǎ]
粉晶法
英文
powder method-
Through the relationship between sodium chloride and target crystal : calcium hypochlorite hydrate, the recycle of mother liquid, the principle of reactive crystallization of sodium - process bleaching power was analyzed
從氯化鈉與目標晶體水合次氫酸鈣間的關系、母液循環等角度分析了鈉法漂粉精工藝的反應結晶原理。Besides acting as agent of huzhou zhanwang pharmaceutical co., ltd. for a variety of adjuvant, we are also the agent for many imported adjuvant, such as new zealand wyndales lactose ; germany basfs vitamins and direct compression excipients ; france roquettes polyatomic alcohol ; germany sasols polyglycol ; switzerland givandans powdery flavoring essence ; usa cabots gas silica ; italy randi groups tartaric products ; uk crodas tween and span ; japan asahikaseis microcrystalline cellulose ; usa noveons carbopol resin, etc
我公司除代理湖州展望化學藥業有限公司各種輔料,同時代理多家進口輔料,諸如:紐西蘭乳糖系列產品、德國巴斯夫公司維生素系列產品及直接壓片輔料;法國羅蓋特多元醇系列產品;德國沙索公司聚乙二醇系列產品;瑞士奇華頓粉末系列香精;美國卡博特公司氣相法二氧化硅;義大利拉第集團天然酒石酸系列產品;英國禾大公司吐溫,司盤系列;日本旭化成公司微晶纖維素系列產品;美國諾譽公司卡伯波樹脂系列等。The structures and characteristics of several graphite samples are measured by means of powder x - ray diffraction ( xrd ), brunauer - emmer - teller ( bet ) surface area measurement, inductively coupled plasma ( icp ) spectroscopy, particle size analysis and electrochemical measurements. the effects of origin, structure, impurity, particle size, specific surface area of carbon materials on the electrochemical characteristics are studied. a synthetic graphite with abundant resources, low cost and favorable performance is determined as the raw material for modification of graphite
採用xrd 、 bet 、 icp 、激光粒徑分析及電化學性能測試等方法,對國內外多種典型石墨樣品的結構與性能進行比較,研究石墨材料的來源、晶體結構、雜質含量、顆粒大小、比表面積等因素對其充放電性能的影響,確定一種性能較好、價格低廉、來源廣泛的普通人造石墨粉作為熱處理與摻雜改性、以及復合結構炭材料研究的原材料。An overview of the preparation and photoluminescence properties of zno colloids, powders with different morphology and thin films was presented. quantum - size 2 - propanol zno colloids, hydrosol and powders / thin films were prepared by sol technology, and were characterized by xrd, tem, xps, ir, uv - vis, tg, afm and laser granulometry methods
本文在系統總結zno膠體、不同形貌納米晶、薄膜的制備和熒光性質的基礎上,採用溶膠法制備了量子尺寸的zno異丙醇溶膠和水溶膠,制備了納米zno粉體及其薄膜。The classification, application and preparation methods of microcrystalline starch were reviewed
摘要綜合介紹了微晶澱粉的分類、制備方法和應用前景。Fe - ni alloy fiber were first prepared in a mixed solution of ferrous and nickelous salts, using kbh4 as a reducing agent. conditions, such as quantity of naoh, concentration of salts, and species of surfactants, of preparation of fe - ni alloy were studied. the result show that fe - ni alloy were soft magnetic materials and they exhibited superparamagnetization at room temperature that have been widely used in industry
本文用液相還原法首次制備出纖維狀的fe - ni合金、球形的fe - co 、 co - ni合金、 fe - co - ni合金粉體材料,並對其性能進行了分析和測試,結果表明:這些合金粒徑小,比飽和磁化強度較大,矯頑力為零,呈現超順磁性,是非晶態的軟磁材料。Method of analyis of baryte for export. determination of moisture of moisture of baryte powder
出口重量石分析方法.重晶石粉水分的測定Extenders for paints - specifications and methods of test - part 3 : blanc fixe iso 3262 - 3 : 1998 ; german version en iso 3262 - 3 : 1998
塗料的填料.規范和試驗方法.第3部分:重晶石粉The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film
試驗結果表明:所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維表面含有c = o及c - o - c等極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線基本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面均可形成潤滑轉移膜,從而減少金屬摩擦副表面間的直接接觸,大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。In this paper, we prepared 110x80mm ti : al2o3 crystal ( 11 stone ) by directional temperature gradient technique ( dtgt ), choosed its top, middle part and bottom, and fabricated powder samples with carnelian mortar. then we observed and analyzed the surface of ti stone by using sem, and found it is ti that is the main component of the black thing on the surface of ti stone
本文採用導向溫度梯度法制備了110 80mmti : al _ 2o _ 3晶體(鈦寶石) ,並取其上部、中部、下部用瑪瑙研缽製成粉末樣品,用掃描電子顯微鏡對鈦寶石表面進行了觀察分析,結果表明鈦寶石表面上的黑色物質的主要成分為鈦。By contrasting the dimension and appearance of fe of different precursors, verified it is true that the dimension and appearance of precursor affect these facets of fe. modern measures, for instance xrd, tem, sem, laser and infrared technique etc. are used to research the technique indexes of sfp of fe, such as crystalline, dimensions and its distribution, shape and appearance, assemble status and its oxygen content
對所制備的超微fe粉,採用x射線衍射法( xrd ) 、透射電鏡法( tem ) 、掃描電鏡法( sem ) 、激光衍射粒度分佈測定法以及紅外測氧法等現代分析測試手段,詳細考察了超微fe粉的晶態、尺寸、粒度分佈、形貌與團聚狀態、氧含量等多項技術指標。Second step, the nanometer tin dioxide powder aspects are gone except the water of crystallization system by the way of hydrothermal
第二步,利用水熱脫水法去除凝膠中的結晶水制得納米二氧化錫粉體。The nanoparticle titanium dioxide was prepared with tnb as raw material by the sol - gel process, the effects of the alcohol salt concentration the kind of solvent the water volume hydro1yze temperature. the dried ways of the wet gel and the calcined temperature of the dry gel on the specific surface area. particle size
本文以鈦酸丁酯為前驅體,利用溶膠?凝膠法制備了納米級的tio _ 2粉體材料,通過正交實驗研究了醇鹽的濃度、溶劑的種類、水含量、水解溫度、乾燥條件和煅燒溫度等工藝條件對納米粒子的比表面積、粒徑大小及分佈、晶相組成等性能的影響。Being fine, homogeneous and free of melting, the powder prepared by mechanical alloying has applied to develop scattering strengthen - material, magnetic material, high - temperature material, superconductivity material, amorphous, and non - equilibrium material, compound material etc. as a high - tech technology to prepare alloying powder, ma has become a more and more important method for preparing new materials
機械合金化法制備的粉末晶粒細小、成分均勻,且能避免熔化過程,已用於開發研製彌散強化材料、磁性材料、高溫材料、超導材料、非晶、準晶、納米晶等各種狀態的非平衡材料、復合材料、輕金屬高比強材料、儲氫材料、過飽和固溶體等。作為制備合金粉末的非平衡高新技術,越來越成為一種制備新材料的重要方法。Xrd spectra show that the bulk gan particles are wurtzite structure, and the nc gan has small domain size and the structure of solid solution phase
Xrd結果顯示經由氣凝法合成前後氮化鎵均為一六方晶系結構,利用塊狀氮化鎵生成的奈米粉體粒徑微細且是一種固溶相結構。Fine ni3al powders with an average grain size of 6. 1 m were firstly prepared by shs method and mechanical grinding for 36ks with the ratio of ball to powder at 3. 5. the effects of grinding condition and heat treatment technique on the morphology, microstructure and composition as well as crystal structure of the prepared ni3al powders were discussed
首先採用機械粉碎法在36ks的粉碎時間和球料比為3 . 5的工藝條件下獲得了平均粒度為6 . 1 m左右的ni _ 3al微粉,重點討論了粉碎條件及熱處理工藝對ni _ 3al微粉的形貌、微觀結構、物相組成和晶體結構等的影響。It has not only better physics machine function, but also better bio - compatibility, bone - combined character than bio - metal and alloys, bio - ceramics and bio - macromolecule etc. making use of the water heat synthesization method, air current comminution method and classification filtration composite technique has preparated even crystal of ha, average particle size is 280nm
本文研製了無機纖維增強pmma ha人工顱骨復合材料,該復合材料與金屬材料、陶瓷材料和高分子材料相比,不僅具有良好的物理機械性能,而且具有良好的生物相容性和骨結合特性。利用水熱合成法、氣流粉碎法和分級篩分等多種技術制備了粒徑均一的ha晶體,平均粒徑為280nm 。To characterize the particle size of the srce03 products, some methods used to determine the crystalline grain size and crystal lattice distortion rate of nanostructured powder based on xrd data were studied. it was found that some methods had their shortage. to rationalize the calculation, a proper treating method was recommended
為了表徵所制備的納米srceo3粉體的粒度,本論文對利用粉晶x射線衍射技術表徵納米粒于的粒度和晶格畸變的方法進行了研究,發現已有的某些方法中存在的不合理性,針對表徵方法的合理化提出了自己的見解。This part emphasizes the synthesis of nanoarrays, aiming at controlling the size and distance of nanocrystallites using calixarene derivatives by altering the size, length and chemical structure of the organic molecules ; 2. this part emphasizes in situ synthesis strategy for fabrication of polymer network of zns based nanopowder, aiming at size controls, coating and preventing agglomeration following " one - pot " synthesis ; this method fits to low cost, large scale production ; 3. according to development in zno nanomaterials, we first report on the synthesis, characterization of amorphous zno, aiming at describing the principles and approaches of synthesis techniques, optical properties, spatial structure and doped effect ; the amorphous zno displays cage - like structure, showing a strong ultraviolet emission while the visible emission is nearly fully quenched, a potential uv - emission material ; 4
本論文以量子結構自組裝為出發點,提出利用杯芳烴及其衍生物的化學受限反應實現尺寸可調半導體納米粒子自組裝;提出有機聚合網路原位組裝zns基納米熒光粉方法,把熒光粉的納米化、包敷、防團聚在「一鍋」反應中完成,適于低成本,批量生產;根據當前zno的研究情況,我們首次合成了非晶zno ,研究了它的光學性質,確定了它的結構,並對其摻雜進行了初步的研究,非晶zno表現出強的深紫外發光特性,而可見發射非常弱,是一種有巨大潛在應用價值的深紫外發光材料;利用非晶zno的亞穩特性,對晶化過程中非晶zno納米晶zno三維受限量子結構特性,界面特性進行了深入的研究;利用固相熱分解一般受擴散控制特性,實現了尺寸可控的zno三維量子結構的自組裝;利用非晶zno的高度分散性,容易均勻成膜特性,實現了非晶籽晶誘導低溫液相外延自組裝生長高取向zno晶體薄膜。The suitable preparing condition of the composite has been set down by a series of experiments. the clay / poly - acrylamid superabsorbent composite is characterized by infrared ( ir ), thermogravimetry, analysis ( tga ), differential scanning, calorimetry ( dsc ) and x - ray diffraction analysis ( xrd )
在理論研究方面,利用x射線粉晶衍射光譜、紅外吸收光譜、熱重分析法、示差掃描量熱法、電化學分析等方法對超吸水性復合材料的吸水性能與超吸水性復合材料的組成基團以及結構關系進行了深入探討。分享友人