聚對二甲苯 的英文怎麼說
中文拼音 [jùduìèrjiǎběn]
聚對二甲苯
英文
parylene n-
The synthesis methods of isobutyl acetate catalyzed by p - toluene sulfonic acid, amino sulfonic acid, strongly acidic cationic exchange resin, ferric chloride hexahydrate, cupric chloride bi - hydrate, stannic chloride pentahydrate, ammonium ferric sulfate dodecahydrate, sodium bisulfate monohydrate, potassium bisulfate, chitosan sulfate, sodium dihydrogen phosphate, rare earth metallic oxide, solid super acid, heteropoly acid and molecular sieve etal were reviewed
摘要評述了對甲苯磺酸、氨基磺酸、強酸性陽離子交換樹脂、六水三氯化鐵、二水氯化銅、五水四氯化錫、十二水合硫酸鐵銨、一水硫酸氫鈉、硫酸氫鉀、殼聚糖硫酸鹽、磷酸二氫鈉、稀土金屬氧化物、固體超強酸、雜多酸和分子篩等催化劑催化合成乙酸異丁酯的方法。The experimental results of the catalysts such as p - toluene sulfonic acid, strongly acidic cationic exchange resin, sulfo - polyvinyl chloride resin ferric chloride hexahydrate, polyvinyl chloride - ferric chloride resin chlorinated polyvinyl chloride - ferric chloride resin, stannous chloride dihydrate, ammonium ferric sulfate dodecahydrate, ferrie sulfate - potassium thiosulfate, cerium sulfate tetrahydrate, sodium bisulfate monohydrate potassium bisulfate, neodymia solid super acid and heteropoly acid for catalytic synthesis of ethyl chloroacetate were reviewed
摘要評述了對甲苯磺酸、強酸性陽離子交換樹脂、磺化聚氯乙烯樹脂、六水三氯化鐵、聚氯乙烯三氯化鐵樹脂、氯化聚氯乙烯三氯化鐵樹脂、二水氯化亞錫、十二水合硫酸鐵按、硫酸鐵硫代硫酸鉀復鹽、四水硫酸鈰、一水硫酸氫鈉、硫酸氫鉀、三氧化二釹、固體超強酸和雜多酸等催化劑催化合成氯乙酸乙酯的實驗結果。The reaction kinetics of modification of poly butylene terephthalate via solid state polymerization
固態縮聚法改性聚對苯二甲酸丁二酯的反應動力學The other conjugation polymer was formed by copolymerization of n - ( a - naphthyl ) carbazole with l, 4 - di ( chloromethyl ) benzene. the third organic molecule was synthesized by heck reaction with 9, 9 - di [ ( 4 - iodine ) phenyl ] fluorene and vinylcarbazole
一個共軛高聚物為n - （ -萘基）咔唑和對二氯甲基苯通過wittig - horner反應聚合得到的高分子化合物。In the paper the solubilities of anthracene, phenanthrene and carbazole are studied in benzene, toluene, xylene, the heavy solvent oil, clohexane, dmf, pyridine, cyclohexanone and acetone, and qualitative analysis is done by three aspects in the process of the solute dissolved the solvent : ( l ) the molecular struture and the interspace struture ; ( 2 ) reciprocity force of the intermolecule ; ( 3 ) the cohesion energy
本文考察了蒽、菲、咔唑在苯、甲苯、二甲苯、重溶劑油、環己烷、 dmf 、吡啶、環己酮和丙酮等有機溶劑中的溶解度。並從三個方面對溶劑溶解固體定性分析： （ 1 ）分子結構及空間結構， （ 2 ）分子之間相互作用力， （ 3 ）內聚能，得到的結果與實驗得到的數據基本一致。A mixture of catechin and epicatechin, procyanidin b4, 4 - hydroxy - benzoic acid and ethyl gal - late were purified and identified from grape seed procyanidin extract
得到2種原花青素的單體： （ + ） -兒茶素和（ - ） -表兒茶素； 1種原花青素二聚體b4 ； 2種其他酚類物質：對羥基苯甲酸及沒食子酸乙酯。Chiral quaternary ammonium salts were synthesized from cinchonine in cinchona alkaloids using chloromethylated polystyrene - polyethylene glycol, diethylene glycol, triethylene glycol and glycol as polymer - supported phase transfer catalysts, finsl products were characterized by ftir, elemental analysis, scanning electron microscopy, x - ray photoelectron spectroscopy ( xps )
摘要以金雞納生物堿中的辛可寧為原料，氯甲基化聚苯乙烯聚乙二醇、一縮二乙二醇、二縮三乙二醇、乙二醇等為載體合成了幾種聚合物負載的手性季銨鹽，並對它們的結構用紅外光譜、元素分析、掃描電鏡和x射線光電子能譜等測試手段進行了表徵。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。The thermodynamic free energy on mixing and the spinodal equation in ternary homopolymer blends were obtained by making plausible approximation based on flory ' s equation of state theory. because of the non - linear behavior of the spinodal equation, a numerical solution approach was used and succeeded in solving the problem. spinodal of polystyrene ( ps ) / poly ( vinyl methyl ether ) ( pvme ) / poly ( 2, 6 - dimethyl - 1, 4 - phenylene oxide ) ( ppe ) were simulated over a wide temperature range and the calculated result was coincidence with that of the literature
將上述方法用於已知狀態方程參數的二元均聚共混體系聚苯乙烯（ ps ） /聚甲基乙烯基醚（ pvme ） ，三元均聚共混體系聚苯乙烯（ ps ） /聚甲基乙烯基醚（ pvme ） /聚2 ， 6 -二甲基1 ， 4 -苯撐氧（ ppe ） ，得到一系列不同溫度下的spinodal相圖，預測結果與文獻報道吻合，在此基礎上進一步研究了聚合物的分子量對體系相行為的影響。Purified terephthalic acid ( pta ), produced mainly by the method of air oxidation of xylene, is a raw material for the polyester industry
精對苯二甲酸是聚酯工業的原料，主要採用對二甲苯空氣氧化法生產。A non - destructive method is used to simultaneously determine the content of various kinds of phthalate plasticizers and adipate plasticizers in poly ( vinyl chloride ) plastics, applying fourier transform infrared spectroscopy - atr technique to obtain ir spectra and partial least square method to analyze the spectra
摘要為了在線監控聚氯乙烯塑料中增塑劑的含量，採用傅立葉變換紅外光譜atr技術進行光譜測定，利用偏最小二乘法對所測的譜圖進行分析，建立了聚氯乙烯塑料多種增塑劑的無損定量測定方法，同時測定了聚氯乙烯塑料中多種鄰苯二甲酸酯類增塑劑和多種己二酸酯類增塑劑。In this paper, two kinds of polyazomethine / nylon - 6 ( pam / pa - 6 ) composites with different chemical structures were prepared by means of in - situ polymerization. pam1 and pam2 were prepared from the reaction of terephthalaldehyde with l, 6 - hexanediamine ( paml ), and terephthalaldehyde with 4, 4 ' - diamiediphenyl ( pam2 ). during the preparation, pam chain ends played a retard role in the polymerization of s - caprolactam obviously
本文通過原位聚合法制備了兩種不同化學結構的聚甲亞胺尼龍6 （ pam pa6 ）分子復合材料， pam1為對苯二甲醛與1 ， 6 -己二胺反應制備的聚甲亞胺， pam2為對苯二甲醛與4 ， 4 』 -二氨基二苯醚合成的聚甲亞胺。The substitution of pervaporation for traditional separation in organic mixtures is of energy - saving and environment - protecting significance. in this paper, pervaporation of two kinds of organic mixtures is investigated : one is using ca membrane and ca - eva ( ethylene - co - ethylene acetate ) composite membrane for methanol removal from mtbe ( methyl t - butyl ether ), focused on the influence of casting solvent mixtures ; the other is utilizing proper membrane stuff and additive to separate p - xylene from m - xylene
本文對兩類有機有機混合體系進行了滲透汽化膜過程的研究，其一為醋酸纖維素（ ca ）膜及ca -乙烯醋酸乙烯共聚物（ eva ）復合膜用於甲基特丁基醚（ mtbe ）中少量甲醇（ 5 meoh ）的脫除，探討鑄膜混合溶劑及后處理技術對膜分離性能的影響。其二為運用適當的膜材料及添加劑去除間二甲苯（ mx ）中的少量對二甲苯（ 10 px ） 。Standard test method for determining inherent viscosity of poly ethylene terephthalate by glass capillary viscometer
用玻璃毛細管粘度計測定聚對苯二甲酸乙二酯特性粘度的標準試驗方法Processed photographic film for archival records - specifications for silver - gelatin type on poly ethylene terephthalate base
檔案記錄用已沖洗攝影膠片.第2部分:聚對苯二甲酸乙二酯基底上的銀明膠型規范Fixed chip capacitors with metallized electrodes and polyethylene - terephthalate dielectric, sectional specification for
鍍金屬引線和聚對苯二甲酸乙酯介質的固定片狀電容器的分規范Fixed metalized polyethylene - terephthalate film dielectric chip capacitors for direct current - encapsulated, blank detail specification for
直流電用封裝的固定鍍金屬聚對苯二甲酸乙酯薄膜介質片狀電容器的空白詳細規范Development of the research on parylene membrane aging
聚對二甲苯膜老化的研究進展Paraxylene is used in the production of polyester fibers and plastic bottles
對位二甲苯用於生產聚酯光纖和塑料瓶。The city in the wealthy eastern province of fujian announced on wednesday it was suspending construction of a plant to make paraxylene ( px ), a petrochemical that goes into polyester and fabrics
這座位於富裕的東部省份-福建的城市，星期三宣布即將興建製造對位二甲苯（ px ）的化工工廠，對位二甲苯用於生產聚酯和紡織產品。分享友人