聚甲烯 的英文怎麼說

中文拼音 [jiǎ]
聚甲烯 英文
polymethylene
  • : 動詞(聚集; 聚積) assemble; gather; get together
  • : Ⅰ名詞1 (天乾的第一位) the first of the ten heavenly stems2 (爬行動物和節肢動物身上的硬殼) she...
  • : 名詞[化學] (有機化合物的一類) alkene; olefince
  1. The study included polyamides, polyolefins, cellulosics, halogenated fibers, polyesters, acrylics and polyurethanes,

    上述研究樣品包括酰胺、烴,纖維素,含鹵素等纖維,酯,腈和氨基酸纖維。
  2. Standard specification for poly methyl methacrylate acrylic plastic sheet

    基丙酸酯丙酸塑料片標準規范
  3. The obtained polysilane - polyacrylate gradient films showed no macro - interface with the silicone content reducing gradually from the top surface to the bottom one. dma thermograms indicated that polysilane - polyacrylate gradient films contained two glass temperatures with their bands drifting from and their range extending much from each component. the good properties of waterproof, calorifics, and ultraviolet - absorption were also determined by dsc, uv and water contact angle measurements

    結果表明:有機硅合物-酸酯梯度膜有一個較寬的玻璃化轉變溫區,玻璃化轉變范圍相對組分材料的玻璃化轉變范圍發生了擴展:有機硅合物-基丙酸酯梯度膜具有較好的熱學性能;硅含量的提高有利於改善膜層的憎水性能和紫外吸收性能。
  4. 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;選用醇和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,採用浸塗法制備了醇sio _ 2 ? al _ 2o _ 3復合納濾膜;以均苯二酰氯、哌嗪和二胺為單體,採用界面合法制備了酰胺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。
  5. First, a terminal double bond was introduced into 3 - amino - 9 - ethylcarbazole ( aec ) via methacryloyl chloride to obtain the compound, 3 - ( n - methacryloyl ) amino - 9 - ethylcarbazole ( mec ). second, mec was copolymerized with butyl methacrylate to prepare the mec - immobilized polymer particles. the resultant polymer particles were used as a fluorescence probe, which was almost free of dye leaching, and had higher photostability in comparison with free aec

    首先利用基丙酰氯向3 -氨基- 9 -乙基咔唑( aec )分子中引入末端雙鍵,得到帶末端雙鍵的熒光指示劑3 - ( n -基丙酰基)氨基- 9 -乙基咔唑( mec ) ,然後通過乳液合技術將mec共價固定到基丙酸丁酯基體上,制得一種共價固定了mec的合物顆粒。
  6. Properties of poly n - butyl methacrylate prepared by reverse atom transfer radical polymerization in aqueous dispersed system

    乳液合法合成基丙酸丁酯的性能研究
  7. 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共混體系苯乙( ps ) /基乙基醚( pvme ) ,三元均共混體系苯乙( ps ) /基乙基醚( pvme ) /2 , 6 -二基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合物的分子量對體系相行為的影響。
  8. We specialize in chemical material s, including 1, 4 - butanediol, tetrahydrofuran, ptmeg, polyvinyl alcohol series, sodium diacetate, glacial acetic acid, dibutyl phthalate, methyl acetate, ethyl acetate, n - butyl acetate, - butyrolactone, polyvinyl acetate emulsion series, pentaerythritol, redispersible emulsion, anhydrous sodium acetate and methanol

    公司主要經營的產品有: 1 , 4 -丁二醇,四氫呋喃, ptmeg ,醇系列,雙乙酸鈉,冰醋酸,鄰苯二酸二丁酯,醋酸酯,醋酸乙酯,醋酸丁酯, -丁內酯,白乳膠系列,季戊四醇,可再分散性乳膠,無水醋酸鈉,醇。
  9. Secondly, according to some performances of putty specimen such as strength mucosity work function, the effect of cmc and pp fiber was discussed by contrast experimentation. and find the last elements and mix proportion. thirdly, the article researched generally other performances about pp fiber putty by contrast

    其次,以膩子試件的強度、粘結性能及施工性能等作為考察依據,通過對比試驗研究分析了基纖維素和纖維對試件的影響,確定了新型膩子粉的最終配方。
  10. Solid phase grafting polymerization of octyl methacrylate onto polypropylene

    固相接枝基丙酸辛酯
  11. Mdi testing methods for polymethylene polyphenyl polyisocyanate testing methods for polymeric mdi

    聚甲烯異氰鹽酸的測試方法
  12. The electrostatic spinning technique of producing nano - pan fiber felt was introduced. the relationship of processing parameters with diameter of fiber and the amount of remaining solvent in as - spun fiber were analyzed and the influence of compound solvent of dmf and acetone on properties of fiber was investigated

    介紹了用靜電紡絲法紡制納米級腈纖維氈的方法,分析了紡絲工藝條件與纖維的直徑及初生纖維的溶劑殘留量的關系並探討了採用二酰胺及適量的丙酮為復合溶劑對纖維性能的影響。
  13. In this paper, polyvinyl - butyral ( pvb ) and methyl cellulose ( mc ) are chosen as chemical additives to amend the property of normal mortar, orthogonal tests of 96 pieces of shear specimens are carried out, then orthogonal analysis of test results is performed

    採用醇縮丁醛和基纖維素對普通砂漿做合理改性,進行了96個抗剪試件的正交試驗,並對試驗結果進行正交分析。
  14. The dual - bath coagulation method suggested by j. a. va n ' t hof could be used in membranes with high selectivity clearance rate of low - molecular weight substances and moderate water flux theoretically. therefore it may be applied in the field of hemofiltration. to improve and optimize the performance of the pes ultrafiltration membrane applied in the hf, here the flat membranes and hollow fiber ( hf ) membranes are made in certain conditions based on the dual - bath coagulation method where pes is used as the membrane material, dmso as solvent and pvp & peg as additives this paper includes five parts as follow : 1

    為了改善和優化醚碸超濾膜(單浴法)在血液過濾實際應用中的性能,本論文以j . a . van ' thof等提出的雙凝固浴法為基礎,以醚碸( pes )為主要成膜材料,以二基亞碸為溶劑,並添加一定分子量的致孔劑( pvp ,吡咯烷酮)以及一定分子量的添加劑( peg ,乙二醇)按照一定配比在一定溫度下製成透明均一的鑄膜液,靜置脫泡后在一定的工藝條件下製成醚碸平板膜和中空纖維膜,然後通過測試膜的結構和性能來評估其用於血液過濾中的前景。
  15. Research on preparation and crosslinking structure of semi - ipn copolymethaerylate fibers

    半互穿網路共基丙酸酯纖維制備及其交聯結構研究
  16. Used in making fungicide in pharmaceutical industry. fluorescent agent in textile. neutralizing agent in rubber and ink. can also be used as surfactant, anti - corrosion agent and detergent etc

    可用於製造a -吡咯烷酮、 n -基吡烷酮、吡烷酮和維生素b1 、環丙胺及丁酸、除草劑、植物生長劑
  17. Formalized pva fiber

    醇縮醛纖維
  18. Study of solid phase grafting maa onto polypropylene

    基丙酸固相接枝的研究
  19. A kind of novel pu and poly ( acrylate - co - methyl methacrylate ) s with nonlinear optical conjugated group were synthesized. their properties were studied. the main contents of this dissertation consist of the following points : 1

    本論文合成了一類含非線性生色團的長側鏈的氨酯和一類酸酯及其與基丙酯的共物,並對它們的非線性光學性能進行了研究。
  20. Poly(vinyl alcohol)has been protected against radiation by benzalation and benzoylation.

    醇的耐輻解可通過芐叉化和苯酰化提高。
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