酸性膠體 的英文怎麼說
中文拼音 [suānxìngjiāotǐ]
酸性膠體
英文
acidoid-
The present work indicates the organic nf membranes and the inorganic nf membranes all have shortages, so develop composite nf membranes that have low cost, mechanically strong and thermally / chemically - resistant, easy to cleanout and good performances is a very important task. in this paper, the preparation of inorganic - organic composite nf membranes were presented. this composite comprise a porous sio2 / al2o3 support substrate, the pore diameters of which ranging from 10 to 15 nm, this inorganic support substrate having a polymer membrane which comprises an polyvinyl alcohol ( pva ) or polyamide ( pa ) densely deposited on at least one of the face surfaces thereof, the structural porosity of such pva and pa membrane ranging from 3 to 5 nm
本論文以開發無機?有機復合納濾膜為出發點，首先在al _ 2o _ 3多孔微濾膜上利用溶膠?凝膠法制備sio _ 2 al _ 2o _ 3無機復合超濾膜作為無機?有機復合納濾膜的基膜；選用聚乙烯醇和聚酰胺為表面功能層材料，分別探討了以羥基丁二酸和磺基水楊酸為混合交聯劑，採用浸塗法制備了聚乙烯醇sio _ 2 ? al _ 2o _ 3復合納濾膜；以均苯二甲酰氯、哌嗪和二胺為單體，採用界面聚合法制備了聚酰胺sio _ 2 ? al _ 2o _ 3復合納濾膜，並對影響膜性能的諸多因素進行系統研究。In this paper, the aqueous sol of sno2 ultrafme particles were prepared by the colloid chemistry method. here we found that the partical properties of sno2 was concerned with experimental parameters such as type of peptization acid, sn4 + concentration, peptization time, peptization temperature, ageing time et al
本文採用膠體化學法制備了sno _ 2納米粒子水溶膠，細致研究了膠溶酸類型、 sn ~ （ 4 + ）濃度、膠溶溫度、膠溶時間、陳化時間等對納米粒子性質的影響，並利用浸漬提拉法制備了sno _ 2超微粒子薄膜。The contents of this studies include : 1 ) according to the researches on the correlation between the function and structure of the cmiv from bombyx - moxi before by others, especially by lixinlal in naigin normal university of china, we have designed and sythesized the mutation i of the gene of cmiv that was different from the natural cmiv about 50 % in amino sequence, using the favorable condon of the ecoli. after cheked the result of synthesis by sequence, we have cloned the gene into 3 " of the gene of thioredoxin in the thio - fusion expression vector ( ptxfus ), and the fusion protein of thio - cmiv was highly expressed in soluble form
本研究的內容包括：一、在前人對抗菌肽cmiv研究的基礎上，對n端和c端進行氨基酸保守變換，設計和合成了該基因，充分使用大腸桿菌偏愛的密碼子，並將該基因5端與硫氧還蛋白基因3端融合，通過ptxfus表達載體獲得較高可溶性表達（在15 sds - page膠上可見明顯的表達蛋白帶） 。By infrared spectrum study, the limonite ( feooh nh2o ) can be considered the main colorating mineral in the yellow and red jadeite, and the hematite is another colorating mineral in the red jadeite. the difference of color tone is due to the n value in the molecular formula feooh nh2o and the content of crystal water and adsorbent water. the iron ion came from the effloresced and eroded rocks, and formed fe ( oh ) 3 colloid reacted with the surface water
周圍礦床的風化蝕變為表生水提供了鐵質，形成弱酸性的含fe （ oh ） _ 3膠體的水溶液，表生水流經翡翠礦石時， fe （ oh ） _ 3膠體附著在巖石的表面，經過脫水結晶和吸附，形成褐鐵礦膠體，褐鐵礦膠體沿裂隙或鬆散的礦物顆粒進入翡翠巖石中，逐漸累積沉澱，形成次生色層。The shellac erythrophyll is from the parasitism the resinous substance shellac which in places the such as india, thailand, burma, china leguminosae, on the mulberry branch plant s lac insect secretes with the thin sodium carbonate watery solution extract fine but, assumes the reddish purple color either the bright red powder or the liquid, by shellac acid a and shellac acid b, c, e and so on is composed, serves as the edible erythrophyll, when the acidity assumes the orange, is extremely stable
紫膠紅紫膠紅色素是從寄生於印度、泰國、緬甸、中國等地的豆科、桑科植物上的紫膠蟲所分泌的樹脂狀物質紫膠用稀碳酸鈉水溶液萃取精緻而得，呈紅紫色或鮮紅色粉末或液體，由紫膠酸a和紫膠酸b 、 c 、 e等組成，用作食用紅色素，酸性時呈橙色，非常穩定。Using redox initiation, a kind of room - temperature fast curing two - component adhesive was prepared with expoxy arcylate, other active monomers and additives
採用氧化還原的引發方式，用環氧丙烯酸酯及其它活性單體和添加劑制備出一種室溫快固型雙組分膠粘劑。Through the analyzing the macro - structure to micro - structure, the author considers that retarding mechanism of citric acid is that citric acid and ca in the gypsum form the complexant ion, and hinder the crystallization center of dihydrate crystal bigger ; that of sodium tripolyphosphate is that it combined with ca, hinders the dissolve of hemihydrate. formation and growth of crystallization center ; that of bone glue is the glue - protection and chemical absorption action of active group, which also retards the formation and growth of crystallization center
通過宏觀到微觀的分析，筆者認為，檸檬酸的緩凝作用的原因主要在於檸檬酸與鈣形成絡合離子，影響了二水石膏晶體的晶核長大過程；多聚磷酸鈉與鈣形成某種復鹽，對于石膏晶體的溶解、成核和長大過程均有強烈的阻礙影響；骨膠則在於膠體對半水石膏的包裹和活性基團的化學吸附，使二水石膏晶體的成核和長大困難。Acidic gas or water can also ruin the monolith
酸性的氣體或液體也會腐蝕、侵害塑膠製品。Abstract : yanchang series is a typical low permeability reservoir, and its favourable sandstone reservoir is delta facies. heavy compaction, cementation and heterogeneity exist in it. according to the analysis of the main control factors of forming the secondary pore, it is held that the secondary pore in longdong area is controlled by both favorable facies belt and abnormal formation pressure. it is also held that the formation of the abnormal formation pressure is due to the dewatering of the clay mineral during diagenesis because the dewatering time is identical with the decarboxylation time of organism. organic acid and co2 are driven to adjacent favorable reservoirs under the abnormal formation pressure, and a lot of secondary pore is produced in the runners. from the present exploration result, it is useful to predicting the development of secondary pore to study the distribution of abnormal formation pressure
文摘:陜甘寧盆地三疊系延長統是國內外典型的低滲特低滲油田，儲集層主要為三角洲砂體，壓實作用和膠結作用強烈，儲層非均質性非常嚴重，因此預測次生孔隙發育帶是尋找油氣聚集帶的關鍵.通過對陜甘寧盆地隴東地區延長統次生孔隙形成的主控因素分析，認為陜甘寧盆地延長統次生孔隙的形成除了受沉積有利相帶控制外，還與地層異常壓力的作用密切相關.研究認為隴東地區異常壓力的形成機理主要由於成巖過程中粘土礦物脫水作用.粘土礦物大量脫水時間正好與有機質脫羧期相一致，從而在異常壓力作用下將生油巖中的大量有機酸及co2帶到與之相鄰的儲集層中，並沿著有利儲集相帶運移，在酸性水經過的地方形成大量的次生孔隙，為後期油氣運聚提供有利通道及宿住空間，從現今的勘探結果來看，通過研究地層異常壓力縱橫向分佈特徵，並結合有利相帶研究預測次生孔隙育良帶是行之有效的方法Yanchang series is a typical low permeability reservoir, and its favourable sandstone reservoir is delta facies. heavy compaction, cementation and heterogeneity exist in it. according to the analysis of the main control factors of forming the secondary pore, it is held that the secondary pore in longdong area is controlled by both favorable facies belt and abnormal formation pressure. it is also held that the formation of the abnormal formation pressure is due to the dewatering of the clay mineral during diagenesis because the dewatering time is identical with the decarboxylation time of organism. organic acid and co2 are driven to adjacent favorable reservoirs under the abnormal formation pressure, and a lot of secondary pore is produced in the runners. from the present exploration result, it is useful to predicting the development of secondary pore to study the distribution of abnormal formation pressure
陜甘寧盆地三疊系延長統是國內外典型的低滲特低滲油田，儲集層主要為三角洲砂體，壓實作用和膠結作用強烈，儲層非均質性非常嚴重，因此預測次生孔隙發育帶是尋找油氣聚集帶的關鍵.通過對陜甘寧盆地隴東地區延長統次生孔隙形成的主控因素分析，認為陜甘寧盆地延長統次生孔隙的形成除了受沉積有利相帶控制外，還與地層異常壓力的作用密切相關.研究認為隴東地區異常壓力的形成機理主要由於成巖過程中粘土礦物脫水作用.粘土礦物大量脫水時間正好與有機質脫羧期相一致，從而在異常壓力作用下將生油巖中的大量有機酸及co2帶到與之相鄰的儲集層中，並沿著有利儲集相帶運移，在酸性水經過的地方形成大量的次生孔隙，為後期油氣運聚提供有利通道及宿住空間，從現今的勘探結果來看，通過研究地層異常壓力縱橫向分佈特徵，並結合有利相帶研究預測次生孔隙育良帶是行之有效的方法The urea - formaldehyde ( uf ) polymer / sio2 composite microspheres were prepared by polymerization - induced colloid aggregation ( pica ) method. the formation mechanism of composite microspheres is attributed to the fact that that urea and formaldehyde firstly undergo acid - catalyzed polymerization to form oligomers, and then the sol particles are adsorbed on the chain of oligomers by wan der walls force and hydrogen bonding. when the oligomers reach the critical chain length, they separate from solution due to phase separation
對復合微球形成機理的研究表明，尿素和甲醛在酸性條件下自身聚合可以形成高分子微球，在sio _ 2酸性溶膠中發生聚和反應時，隨著反應的進行，齊聚物不斷生成， sio _ 2膠體顆粒逐漸吸附在齊聚物分子鏈上，當聚合物鏈達到沉澱臨界鏈長時，由於相分離作用，從前驅物溶液中析出，同時sio _ 2膠體顆粒均勻的分佈在脲醛聚合物網路中，隨之沉澱出來，形成脲醛sio _ 2復合微球。When exciting at 1064nm, the fluorescence of the crystal violet ( cv ) in the cv - au sol system will be quenched rapidly and meanwhile its raman signals will also be enhanced at least 105. after addition of some drops hno3 ( 1 + 10 - 2m ), due to the chemical interaction between some cv molecules and hno3, some hcv derivatives will be formed. compared with cv, hcv can be adsorbed on metal surface more easily and tightly so there is some extra enhancement in this condition
結果表明，結晶紫分子?金膠體系中結晶紫分子在1064nm近紅外光激發條件下，其熒光得以大大淬滅，同時拉曼得到了至少不低於10 ~ 5倍的增強；當進一步加入硝酸使得其處于酸性氣氛下時，由於部分結晶紫分子與硝酸發生了化學作用形成了結晶紫分子的單替代衍生物（ hcv ） ，而hcv與結晶紫分子相比，更容易吸附在金屬表面，因此結晶紫分子nir - sers還將有很大的增強。White or near white, runny powder has hygroscopic quality, no smell or less bad smell, can not dissolve in water, alkali, acid and common organic solvent, has strong expand capability and complexation capability with kinds of substance
等。具有優良的溶解性生物相溶性生理惰性成膜性膠體保護能力和與多種有機無機化合物復合的能力，對酸鹽及熱較穩定，因此有著廣泛的用途。Results show that self - crosslinkable latex at room temperature with high elasticity can be prepared when amount of butyl acrylate is 60 %, and amount of methyl methacrylate is 40 %, and mass ratio of nonionic emulsifier to anionic emulsifer is 3 : 1, and amount of initiator is 0. 6 %, and amount of self - crosslinkable monomer and protective colloid is 2 % and 0. 4 % respectively
研究結果表明：當丙烯酸丁酯的質量為60 % ，甲基丙烯酸甲酯的質量為40 % ，非離子乳化劑和陰離子乳化劑的質量配比為3 : 1 ，引發劑的質量為0 . 6 % ，自交聯單體的質量為2 % ，保護膠體的質量為0 . 4 %時，可以制備出高彈性自交聯乳液。And the quality control system was developed for ddmbac. the coagulating property of ddmbac was discussed and the interaction model between ddmbac and colloidal particles was developed. the influence of ddmbac on coagulation using aluminum sulfate ( as ) or polyaluminum chloride ( pac ) was also investigated based on analytical method and interaction model
本文探討了ddmbac對高嶺土顆粒的混凝除濁性能，提出了ddmbac與膠體顆粒間的相互作用機理模型;在已有的研究成果基礎上，分析研究了不同混凝條件下ddmbac對硫酸鋁、聚合氯化鋁混凝效果的影響規律和機理。Self - crosslinkable latex at room temperature with high elasticity is prepared when n - hydroxymethyl acrylamide is used as self - crosslinkable monomer, and poly solidum maleate is applied as protective colloid, and pre - emulsified and semi - continuous seeded emulsion polymerization is adopted
採用n -羥甲基丙烯酯胺為自交聯單體，聚馬來酸鈉為保護膠體，採用預乳化半連續種子乳液聚合工藝，制備出高彈性室溫自交聯乳液。It is known that astrocytes take a key role in the response to hypoosmotic stimulation : astrocytes can perceive the change of osmotic pressure and release taurine which then activates glycine receptors on the neurons, and inhibits the release of vp from the neurons in son
現已發現星形膠質細胞在對低滲刺激的反應中起關鍵性的作用：星形膠質細胞感受滲透壓的變化，通過大量釋放牛磺酸（ taurine ） ，作用於神經元上的甘氨酸（ glycine ）受體，從而抑制神經元釋放血管加壓素（ vasopressin ， vp ） 。Eng. ) we teach soil definition, soil classification, soil architecture and physical properties, soil aeration and temperature, soil colloids, soil acid, alkalinity and salinity, soil organisms, soil organic matter, nitrogen and sulfur economy of soils, soil phosphorus, potassium and micronutrients, practical nutrient management
中）主要講述土壤的基本定義，土壤的化育、生成與分類，土壤的物理、化學與生物特性，土壤的通氣與溫度，土壤膠體特性，土壤的酸性、堿性和鹽性，土壤中的元素，土壤管理等。Yh series bentonite thickening and rheological additive is a kind of natural aluminum magnesium silicate, hydrophilic and high purity modified montmorillonite is the main ingredients. the colloid performance is similar to veegum and magnabrite that produced by findbeer company, american. this product is widely used in water based coating, emulsion paint
Yh系列水性膨潤土增稠流變劑無機凝膠是天然呂鎂硅酸鹽類增稠流流變劑，主要成分為親水的高純改性蒙脫石，其膠體性類似於美國范德比爾公司和膠體公司德veegum或magnabrite膠體產品。A leading bulk ink manufacturer in china, specialized in the manufacture and processing of consumables for printer and special chemical products, dyes and dyes intermediates and so on
以生產酸性媒介染料和染料中間體塑膠製品助燃劑及計算機耗材為主，在國內外顧客中享有較高信譽。分享友人