polyvinyl alcohol 中文意思是什麼

polyvinyl alcohol 解釋
聚孔烯醇
  • polyvinyl : n. ,adj. 聚乙烯化合物[基](的)。 polyvinyl alcohol 聚乙烯醇。 polyvinyl chloride 聚氯乙烯。 polyvinyl resin 聚乙烯(基類)樹脂。
  • alcohol : n. 1. 【化學】醇;乙醇,酒精。2. 含酒精飲料。
  1. Camp, pka inhibitor peptide ( pki ), kemptide, histone h1 ( type iii - s ), polyvinyl alcohol, na3vo4, naf, b - glycerophosphate, p - nitrophenylphosphate, 3 - [ n - morpholino ] - propanesulfonic acid ( mops ), genistein, ml - 9, leupeptin, aprotonin, pepstatin, chymostatin, trypsin - chymotrypsin inhibitor were purchased from sigma chemical co. [ r - 32 p ] atp was obtained from yahui biomedical enginnering co

    實驗材料昆明系小白鼠,中國醫科大學實驗動物部提供。測活用試劑除nacl山inni為國產分析純對rr為amesa產品, y乍jatp為北京亞輝生物醫學工程公司產品外,余者均為sipoa產品。
  2. 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。
  3. If we take a polymer instead of a the common salt, say, polyvinyl alcohol, and add it to a fixed quantity of water, the polymer does not go into solution immediately

    如果我們用聚乙烯醇代替食鹽加入到一定量的水中,這種聚合物並不會立即溶解。
  4. The dichroic agent is polymetric iodine formed by impregnating an initially transparent plastic sheet of polyvinyl alcohol with iodine and heating.

    其二向色劑是聚合磺,它是將透明的聚己烯醇塑料薄片在磺內浸漬后加熱製成的。
  5. Studies on the hardness of chitosan - polyvinyl alcohol hydrogel

    聚乙烯醇水凝膠的硬度研究
  6. 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 ,聚乙烯醇系列,雙乙酸鈉,冰醋酸,鄰苯二甲酸二丁酯,醋酸甲酯,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,甲醇。
  7. Photometric determination of trace amounts of fe with sulfosalicylic acid methyl violet and polyvinyl alcohol

    聚乙烯醇體系光度法測定痕量鐵
  8. Determination for viscocity of polyvinyl alcohol resins

    聚乙烯醇樹脂粘度測定方法
  9. Polyvinyl alcohol of quenching media

    聚乙烯醇合成淬火劑
  10. Surface - active agent that this kind of product uses, for instance : gather ethylene glycol, ren base phenol and gather oxygen and ethylene ether, gather the amine salt in alcohol ether, polyvinyl alcohol, alkyl sulphonate, season etc.

    該類產品使用的表面活性劑如:聚乙二醇、壬基酚聚氧乙烯醚、聚醇醚、聚乙烯醇、烷基磺酸鹽、季胺鹽等。
  11. Research on preparation and absorption properties of thiol - polyvinyl alcohol fibers

    巰基聚乙烯醇纖維的制備及其吸附性能的研究
  12. A comparison of pcp ( pentachlorophenol ) degradation was made in micro - aeration and anaerobic conditions with three series of batch experiments : ( 1 ) anaerobic granular sludge and the mixed isolated aerobic bacteria were co - immobilized with pva ( polyvinyl alcohol ) and sodium alginate by means of freeze ; ( 2 ) isolated aerobic bacteria were first immobilized with pva and sodium alginate and then mixed with anaerobic granular sludge ; and ( 3 ) isolated aerobic bacteria were directly added in anaerobic granular sludge

    摘要將氯酚優勢好氧菌與厭氧顆粒污泥以三種不同方式組合: ( 1 )以聚乙烯醇和海藻酸鈉為載體,採用冷凍法將氯酚優勢好氧菌和厭氧顆粒污泥進行混合固定; ( 2 )將氯酚優勢好氧菌單獨固定后再與厭氧顆粒污泥混合; ( 3 )將氯酚優勢好氧菌直接投加到厭氧顆粒污泥。
  13. A 200, 000t y vinyl acetate project in ethylene gas - phase process and 70, 000t y polyvinyl alcohol project

    乙烯氣相法年產20萬噸醋酸乙烯暨年產7萬噸聚乙烯醇工程
  14. Backed with the above, the plant has a great annual production output as follows : 7, 000 tons odd of pure blending knits, woven yarns including all specifications of acrylic fibers, terylene, polyvinyl alcohol fibers, pure woolen, wool acrylic fiber, wool terylene, etc.

    錠和紙管生產設備壹臺套,具有年產各種規格的晴綸滌綸滌粘維綸純毛毛晴毛粘毛滌等各種規格的純混紡針織,機織紗線
  15. Determination for particle size of polyvinyl alcohol resins

    聚乙烯醇樹脂粒度測定方法
  16. The polyvinyl alcohol cut fiber with high tenacity and high modulus is a new product produced with advanced technology after transforming and expanding the dquipment based on the original production process for the vinylon fiber. the pva cut fiber has high tenaity and modulus, strong resistance to chemicals, especially the resistance to alkai and it also has good resistance to weathering

    高強高模聚乙烯醇纖維fwb是我公司在原維尼綸纖維生產工藝上通過對設備改造和擴建,應用高新技術生產出的產品,使纖維具有強度高,模量高,耐化學藥品性特別是耐堿性,耐候性良好。
  17. Determination for ash content of polyvinyl alcohol resins

    聚乙烯醇樹脂灰分測定方法
  18. Determination for transparency of polyvinyl alcohol resins

    聚乙烯醇樹脂透明度測定方法
  19. Determination for volatile matter of polyvinyl alcohol resins

    聚乙烯醇樹脂揮發分測定方法
  20. Abstract : this paper researches into the complex adhesive , which was mainly made by the soy protein isolate ( spi ) and polyvinyl alcohol or polyvinyl acetate. different composition of protein and polymers can perform different characters, together with other ingredients. the factors, which are related to the first adhesive strength and adhesive strength, are mainly studied and discussed. the first adhesive strength of the complex adhesive is related to the content of spi, and the adhesive strength is related to the content of the complex adhesive. on the basis of the researching, we can make the plant fibre box for food in the future

    文摘:對大豆分離蛋白?聚乙烯醇、大豆分離蛋白?白乳膠復合膠粘劑進行了研究,採用不同混合比例及添加其他助劑,得到較好性能和可生物降解的復合膠粘劑,為製造一次性植物纖維快餐盒打下基礎.主要研究了影響這種復合膠粘劑粘接木塊的初粘力(剪切和拉伸強度)和粘接強度的因素,實驗表明: 9 . 2 %濃度的大豆分離蛋白的初粘力(剪切和拉伸強度)優於10 %濃度的聚乙烯醇膠和33 %濃度的白乳膠;大豆分離蛋白復合膠粘劑的初粘力主要與大豆分離蛋白含量有關,其最終粘接強度與膠液固含量正相關
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