酯化值 的英文怎麼說

The results suggested that the ph value, the type of monomers, the type, concentration and surface properties of inorganic nanoparticles, the type and concentration of emulsifier have a great influence on the encapsulating emulsion polymerization and the obtained latex stability. if selecting cationic emulsifier ( ctab ), low water soluble monomers ( such as ba, st ) and hydrophobic nano - silica, the inorganic nanoparticles would be encapsulated by polymers through ultrasonic irradiation successfully under alkalescent condition

系統研究了ba 、甲基丙烯酸甲酯（ mmal苯乙烯舊t ）以及它們的共聚體系在超聲輻照作用下包裹聚合的主要影響因素，結果表明： ph值、單體的種類、無機納米粒子的種類、濃度及表面性能、乳化劑的種類及濃度等對超聲輻照包裹乳液聚合以及復合體系的穩定性有較大的影響。

Under alkaline condition, the descreasing of esterified copolymer viscosity indicate the esterified copolymer is slow releasing. the effect of the complex superplasticizers and the single one is compared in this paper

通過對水泥一水體系的ph值和酯化產物的ph對性能的影響的討論，確定酯化產物使用時的最佳酸堿度。

In this research, the plant esterase of wheat and - ethanoic acid naphthalene ester were taken as materials to inspect the relation between the wheat esterase and the organic phosphorus, ten linearity equations were established which expressed the esterase vigor and the organic phosphorus density logarithm with the change of the numerical value of ultraviolet resorption, and the monotony range and the extremum of the function were confirmed

摘要本研究以小麥為植物酯酶的酶源， -乙酸萘酯為底物，考察了小麥酯酶與有機磷農藥之間作用的關系，建立了10個以吸光值變化表示的酶活性與有機磷農藥濃度對數之間的線性方程，並確定了函數的單調區間和極值。

Test method for ester value of solvents and thinners

溶劑和稀釋劑酯化值的試驗方法

Essential oils - determination of ester value

香精油.酯化值的測定

Essential oils - determination of ester value of oils containing difficult - to - saponify esters

香精油.含有難于皂化的酯類香精油酯值的測定

Essential oils. determination of ester value after acetylation and evaluation of free alcohols and total alcohols content

精油乙酰化后酯值的測定和游離醇與總醇含量的評估

Essential oils - determination of ester values, before and after acetylation, and evaluation of the contents of free and total alcohols

香精油.乙酰化前後酯值的測定和游離醇及總醇含量的評估

Essential oils. determination of ester values, before and after acetylation, and evaluation of the contents of free and total alcohols

香精油.乙酰化前和后酯值的測定和游離醇及總醇含量的評價

Test methods for acid value, saponification value, ester value, iodine value, hydroxyl value and unsaponifiable matter of chemical products

化學製品的酸值皂化值酯值碘值羥基值及不皂化物的試驗方法

In this text, the developments of hydroformylation of methyl oleate and oleyl alcohol, as well as the reactions and applications of its final products were reviewed

本文綜述了對化學工業具有潛在經濟價值的油酸甲酯和油醇的氫甲酰化反應的進展，並介紹了反應產物的應用前景。

Plasticizers - determination of saponification v and ester - content

增塑劑皂化值及酯含量的測定

Plasticizers - determination of saponification value and ester - content

增塑劑皂化值及酯含量的測定

Ir, sem - edx, and water contact angle measurements on polysilane and polyacrylate film obtained by double operations and single operation showed that the influence of weight ratio of polymers, the molecular of pmma on film structure was great. the film translucence dropping while the ratio of pmma / pmts grew and the compatible reducing while the molecular of pmma increased

通過測定所配製的系列濃度聚合物甲苯溶液、 thf溶液的表面張力發現：有機硅聚合物溶液的表面張力值在有機硅聚合物濃度低於30時變化不明顯；而甲基丙烯酸酯聚合物溶液表面張力值隨甲基丙烯酸酯聚合物濃度的變化比有機硅聚合物溶液明顯。

The detailed opinion of the enterprise apex plastics has pertinent information on buttons and on polyester. moreover, polyester buttons and buttons and / or buttons are offered

Apex plastics是一家現代化、值得信賴的產品供應商，該供應商從事按鈕，聚酯，聚酯鈕，開關按鈕、開關手柄、 （汽車）拔叉球狀端的製造和銷售。

It proves that adding up fiber and modified asphalt in the common asphalt mixture can decrease the brittle point temperature and strength the ability of resisting cracking. fiber - reinforced asphalt concrete and glass fiber grid which has been set between the road base and overlay can delaying reflection cracking effectively

試驗證明，在普通瀝青混合料中加入聚酯纖維以及使用改性瀝青可脆化點溫度降低，增強低溫抗裂性，加入goodroad聚酯纖維和在基層與面層之間鋪設玻纖格柵可有效抑制反射裂縫，值得推廣。

One of them, grafting copolymerization of polydimethylsiloxane oligomer with acrylate, was used to make a polyacrylate elastomer with improved compatibility to poly dimethyl siloxane ( pdms )

採用tg呈梯度變化的聚丙烯酸酯單體共聚合的特殊分子設計，制得阻尼值均等的聚丙烯酸酯彈性體。

First, according to the demand of vimp for resin system, the reaction kinetics and rheological of up resin are investigated and the optimal content of low additive profile ( lpa ) is determined. then vimp based on a high - permeable medium and grooves are studied by visual experiments, through which the appropriate high - permeable mediums are selected and the parameters of width, depth and spacing for flow grooves and spacing for supply grooves are optimized. furthermore, various factors affecting the mold filling process are discussed and the whole vacuum infusion procedures are described taking examples of the manufacture of a model boat and a sandwich panel in one infusion

文中首先根據vimp對樹脂體系的要求，對vimp用不飽和聚酯樹脂體系的動力學和流變學性能進行了研究，確定了最佳低收縮添加劑的含量；對高滲透介質型和溝槽型vimp開展了實驗研究，通過可視化實驗優選出較好的高滲透介質，確定了引流槽的寬度、深度和槽間距及主槽的槽間距等工藝參數並進行了優化；對影響充模過程的各種因素進行了詳細的討論，並以模型船和夾芯面板的製作為實例描述了兩種vimp的成型過程；在實驗的基礎上，建立了二維滲漏模型，採用控制體有限元法對高滲透介質型vimp進行了成型過程的計算機模擬計算，通過充模時間和流動前峰的計算值與實驗結果的比較，驗證本文所採用的數學模型和數值方法的正確性，其結果對實際生產具有一定的理論指導意義。

Peg and superfluous aa reaction by complete concatenation method, the esterify production " esterify water " and acid number were mensurated, it shows that the esterify reaction would be processed under 100 esterify temperature and with amine accelerantthe tide of esterify reaction was substantiated by ir. in the ir spectrum, the characteristic peak of hydroxy of peg and carboxyl of aa were weakened. and the ester link of peg was reinforce. the " esterify water " was increased gradually and the acid number of esterify production was debased gradually along with the extent of esterify time and the augmentation of molecular weight of peg

通過聚乙二醇與過量的丙烯酸採用全連續法進行反應，測定酯化產物「酯化水」和酸值等宏觀手段反映出在胺類促進劑、 100的酯化溫度等條件下的酯化進程，而利用紅外光譜（ ir ）分析所反映的聚乙二醇的羥基和丙烯酸的羧基特徵峰減弱，而pea的酯基特徵峰加強等特徵進一步證實了宏觀手段所表現出來的酯化趨勢：隨著酯化時間的延長和聚乙二醇分子量的增大，產生的「酯化水」逐漸增加，酯化產物的酸值逐漸降低；從酯化時間看，當反應時間達到300min時，酯化物的酸值達到最小，而從ir分析來看，酯化物pea4的羥基峰在300min時減弱到最小， pea23在120min時羥基峰的表現出酯化基本完全。

Polyglycols for industrial use. determination of hydroxyl number. phthalic anhydride esterification method

工業用聚乙二醇.羥基數值的測定.鄰苯二甲酸酐酯化法