高溫凝膠 的英文怎麼說
中文拼音 [gāowēnníngjiāo]
高溫凝膠
英文
high temperature gel- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 溫 : Ⅰ形容詞(不冷不熱) warm; lukewarm; hot; gentle; mild Ⅱ名詞1 (溫度) temperature 2 (瘟) acute ...
- 凝 : 動詞1. (凝結) congeal; curdle; coagulate 2. (注意力集中) fix
- 膠 : Ⅰ名詞1 (某些具有黏性的物質) glue; gum 2 (橡膠) rubber 3 (姓氏) a surname Ⅱ動詞(用膠粘) st...
- 高溫 : high temperature; elevated temperature; hyperthermia; megatemperature; inferno
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( 3 ) the result showed that when ambient temperature rises to a certain degree, the frictional surface of uhmwpe and its composites melt and gelatinize
門)當環境溫度升高到一定程度, uhmwpe及其復合材料與鋼配副的摩擦界面熔融變為凝膠狀態,其摩擦系數隨摩擦時間的延長保持不變。In all the methods of catalysts preparation, sol - gel process drying by high temperature decrepitation could achieve the best catalyst
而在浸漬法和幾種溶膠?凝膠法中,使用溶膠?凝膠法並使用高溫燒爆法乾燥的催化劑取得了最高的產量。For 2h, the osc and special surface area decreased sharply, meaning a bad thermal stability. the osc and special surface area of the samples prepared by precipitation keep very well after aged, exhibiting a promising thermal resistance. while the samples prepared by dipping method have a much more stable osc at different temperature, that is, they have a good thermal stability
研究表明,採用溶膠?凝膠法制備的樣品在老化前具有最大的儲氧量和比表面積,但經高溫老化后,其儲氧量急劇下降,表現出很差的抗高溫老化性能;採用沉澱法制備的樣品在老化前後,其儲氧量和比表面積降幅最小,有良好的高溫熱穩定性能;採用浸漬法制備的樣品不管老化與否,其儲氧量並不隨著儲氧溫度的改變而大起大落,表現出較好的熱穩定性。The results of the uni - factor experiments and perpendicular experiments show their best mechanic synthesizing craft as followed : nvp ( 10 % wt ), kh570 ( 20 % wt ), hema ( 70 % wt ), initiator ( 0. 2 % wt ), crosslinker ( 20 % wt ), reacting 20 hours under 80 c. the factors which influenced organic silicon modified pvp hydrogel soft contact lens material ' s swelling capabilities were researched, which included temperature, monomer content, ion concentration etc. the experiments showed the equation swelling content ewc improved with the increase of nw, droped with the increase of kh570 and ion concentration, improved then droped with the raise of temperature, and hydrogels got the least ewc at 45 c. experiment carried on todiscuss water dehydration mechanism of organic silicon modified pvp hydrogel soft contact lens materials, which showed dehydration process could be divided into evaporating stage and diffusing stage
正交實驗結果表明, nvp ? hema ? kh570共聚物的機械性能最佳時,其合成工藝條件為: nvp用量10 (質量百分含量,下同) , kh570用量20 , hema用量70 ,引發劑aibn用量0 . 2 ,交聯劑nmba用量0 . 2 ,反應溫度為80 ,反應時間16h 。討論了單體配比、溶脹溫度、離子濃度等因素對有機硅改性pvp水凝膠軟接觸透鏡材料溶脹性能的影響。實驗得出:水凝膠材料的平衡溶脹度ewc隨單體nvp含量的增加而增大, ewc隨kh570用量的增加而減小,隨離子濃度的增大而略微降低,隨溶脹溫度的升高先稍微下降後有所提高, 45時平衡含水量最低。In order to obtain the strontium titanate nanocrystalline powers materials with small grain, high purity and homo - geneous grain size distribution, the effect of water, waiter - free acetic acid, gel temperature, heat treat temperature and so on were researched
為了制備出晶粒小、材料純度高以及粒徑分佈均勻的納米鈦酸鍶粉體材料,研究了用水量、冰醋酸加入量、凝膠溫度和煅燒溫度等工藝參數對制備納米鈦酸鍶粉體材料的影響。Now the ion conductivity of gel polymer electrolyte ( gpe ) can reach the magnitude of 10 - 3s / cm, which can satisfy the practical request. however, it is still lower than that of liquid electrolyte ( 10 - 2 s / cm ), which causes the fall of high rate discharge and low temperature performance of lithium battery
目前凝膠聚合物電解質( gpe )的室溫離子電導率可達10 ~ ( - 3 ) s cm數量級,已經能基本滿足應用的要求,但相比液態電解液的電導率( 10 ~ ( - 2 ) s cm ) , gpe的電導率仍然偏低,使得凝膠聚合物鋰離子電池的高充放電速率和低溫性能都大大的降低。Secondly, the sorts and weights of the components of the gel electrolyte are optimized, and a gpe with excellent performance is prepared, whose ion conductivity reachs 9. 2ms / cm. we analyze all the factors influencing the performance of the gpe, and study many performances of the gpe, including the microstructure, conductivity performance, liquid electrolyte holding ability, electrochemical stability, thermodynamics stability, and interfacial stability between electrolyte and electrode, et al
其次,對gpe各組份進行了改進和優化,找到了最佳的配比,制備了性能良好的凝膠電解質,該gpe的室溫離子電導率最高可達9 . 2ms cm ;考察了影響凝膠電解質性能的各種因素;研究了凝膠電解質的微觀結構、導電性、保液性、電化學穩定性、熱力學穩定性以及電解質與電極間的界面穩定性等性質。The nanometer tin dioxide powder aspects were prepared with the colloid - hydrothermal system which takes the merit of sol - gel law and hydrothermal method, and combine forming new preparing method - colloid - hydrothermal after the analysis of a large number of documents to the home and abroad and comparing to more than ten kinds of methods preparing the nanometer powder aspect, the nanometer stannic dioxide powder is prepared with the colloid hydrothermal system, and has avoided the pure sol - gel law to calcine with high temperature later period which causes the hard agglomeration
本文通過對國內外大量文獻的分析,對制備納米粉體的十多種方法進行了比較。取溶膠?凝膠法和水熱法各自的優點,結合形成新的制備方法? ?膠體水熱法。用膠體水熱法制備納米二氧化錫粉體,避免了純溶膠?凝膠法後期用高溫煅燒得到二氧化錫超細粉體時產生的硬團聚現象。With the increase of the gptms, the luminescence intensity of l. omol % eu3 + and 3. 0mol % dbm co - doped gels increase gradually, which indicated that the increase of the gptms promoted in - situ synthesis of the dbm : eu3 + complexes in the gels
在不同比例的gptms / teos凝膠中雙摻dbm和eu ~ ( 3 + ) ,隨著gptms在基質中浙江大學研士學過被文所佔比例的升高,稀土有機配合物在其中的熱衰減溫度亦逐漸降低。For many experiments, using high pureness mma, controlling polymerization temperature and polymerizing condition under high - pressure nitrogen gas and heat treatment after polymerization, a transparent preform without any bubble and blemishes was prepared. then drawing this preform, gi - pof with diameter 0. 8 - 1. 0mm was obtained. because of the limitation of the experimental conditions and the shortage of the money, it is very regretted that we ca n ' t test the index profile and the loss of the gi - pof accurately
在系統研究界面凝膠法原理和聚合機理的基礎上,通過多次實驗總結、改進,在制備過程中採用提高精餾效率、控制溫度、加壓聚合、氮氣保護和後期處理等措施,制備出無氣泡及銀紋缺陷、光潔、透明的光纖預制棒,拉絲得到直徑0 . 8 - 1 . 0mm的gi - pof 。With the increase of silane content, the content of gelatin increased continuously and ntc phenomenon disappeared gradually. when the silane content reach a certain volume, the ntc phenomenon was eliminated completely, at one time, the content of gelatin keep stable. 4 、 heating treatment can improve ptc characteristic of composite and increase ptc intensity. when the temperature and time of
隨著硅烷含量的增加凝膠含量不斷的增加, ntc現象逐漸消失,達到一定值時ntc現象消失,凝膠含量不再提高; 4 、熱處理可以改善導電復合材料的ptc特性,提高它的ptc強度,熱處理溫度為120 ,熱處理時間為30h時效果最為明顯。Normally, the polymerization of resorcinol ( r ) with formaldehyde ( f ) catalyzed by sodium carbonate results in the formation of dark red, transparent rf organic aerogels via a sol - gel process, acid aging process, and supercritical fluid drying or ambient pressure drying
通常以間苯二酚和甲醛為原料,在碳酸鈉催化作用下,經溶膠-凝膠過程、三氟乙酸老化、超臨界乾燥或常壓乾燥及高溫炭化過程可得到炭氣凝膠。By rapid thermal processing ( rtp ), high active atoms are excited while decomposing the gel precursor film, and consequently, much more contents of crystalline phase are obtained even at relatively lower temperature
通過快速熱處理方法,在凝膠分解過程中得到的高活性離子直接形成晶相,可以在較低的溫度下形成晶相及得到相應更多的晶體含量。Based on above, the characteristics of hydration hardening process and microstructure of hsc as well as the interfacial layer between cement paste and coarse aggregate are investigated under low water cement ratio, high content superplasticiser and with one kind or more than one kind of mineral materials condition, the reaction mechanisms of different mineral materials are also discussed
研究了不同水膠比、復合緩凝成分高效減水劑及礦物摻合料的摻加方式、摻量對高強混凝土水泥漿體水化放熱過程和水泥漿體的水化熱、水化放熱速率以及最高溫升的影響規律。探明了高強混凝土中水泥漿體的水化硬化過程、礦物摻合料之間的相互作用機理。When the proportion of polymer and cement is high, the continuous phase is made up of polymer, the inorganic particles are dispersed in the polymer phrase, so the films have good extensional performance and low temperature flexibility ; when its proportion is low, the hydrated cement forms the local rigid gel network, so extensional performance and low temperature flexibility of films reduce obviously, but the resistance to water, ultraviolet and thermal ageing of films is improved
高聚灰比時,聚合物構成了連續相,水泥等以粒狀分散在聚合物中,塗膜具有優良的延伸性和低溫柔性;低聚灰比時,水泥水化形成了剛性的局部凝膠網路,使塗膜的延伸性和低溫柔性都顯著降低,但可提高塗膜的耐水、耐紫外老化和耐熱老化能力。Standard test method for determining molecular weight distribution and molecular weight averages of polyolefins by high temperature gel permeation chromatography
高溫凝膠滲透色譜法測定聚烯烴分子量分佈和平均分子量的標準試驗方法The applications field of fgm include aerospace, electron, chemistry, biology and medicine fields ; the composition change also from metal / ceramic to metal / metal, metal / alloy, non - metal / non - metal and non - metal / ceramic. moreover, various methods including powder metallurgy, self - propagating high - temperature synthesis ( shs ), chemical and physical vapor deposition ( cvd and pvd ), electrodeposition, laser cladding method, plasma sputtering and sol - gel method have been studed. metal organic chemical vapor deposition ( mocvd ), using chemical vapor deposition of metal organic compounds, is an effective method for acquiring special function materials and membrane
功能梯度材料是21世紀最有發展前景的新型材料之一,其用途已由原來的宇航工業,擴大到核能源、電子、化學、生物醫學等領域;其組成也由金屬?陶瓷發展成為金屬?金屬、金屬?合金、非金屬?非金屬、非金屬?陶瓷等多種組合;其制備方法主要包括粉末冶金法,自蔓延高溫合成法( shs ) 、氣相沉積法( cvd和pvd ) 、電沉積法,激光熔覆法,溶膠?凝膠法( sol - gel )等。With the increasing pyrolysis temperature, the specific surface area as well as micropore surface area and total volume increased accompanied with the narrower pore size distribution
隨熱解溫度的升高,氣凝膠的比表面積、微孔表面積相應增加,孔徑分佈變窄,孔尺寸縮小,總孔容增大。During the temperature of 360410, the weight lose was aboutl. 8 % of both sample a and sample b. the calculating result of n ( water molecular number ) was n = 1. 59 ( sample a ), n = 1. 79 ( sample b ) respectively. li + ion storage properties in xos xerogel films were related to the content of v5 + ion and the situation number that li + ion were capable to hold
干凝膠的離子儲存能力受到薄膜中vk離子的含量和理離子可占據的總位置數限制,熱處理溫度對理離子的儲存性有一定的影響:低溫時,由於凝膠薄膜中層間水的脫出,有利於注理量的提高;高溫時,有v坍離子產生,不利於注理量的提高。The sol - gel method has been widely used in preparing organic - inorganic materials because of its advantages such as high purity of products, good uniformity, low processing temperature, and easily controlled reaction condition
溶膠凝膠復合技術具有純度高,均勻性好,處理溫度低,反應條件易於控制等特點,它為制備高性能的復合光功能薄膜材料提供了很好的途徑。分享友人