堿性溶劑 的英文怎麼說
中文拼音 [jiǎnxìngróngjì]
堿性溶劑
英文
alkaline solvent-
Three water - soluble acrylic resins are prepa red by polymerizing esters acrylate, acrylic acid , methylacrylic acid , esters methylacrylate with phenyl - ethene or ethylene acetate in present of water or alcohol and initiating agent. properties of the acrylic resins are characterized. results show that the resins possess excellent character, i. e. adhibity, water - solubility, expansion after dry for water , anti acidity or bascity and brightness in the products of same type
以丙烯酸、丙烯酸酯、甲基丙烯酸、甲基丙烯酸酯等作為基料,在引發劑的存在下,以水或醇作溶劑進行聚合,加入苯乙烯、醋酸乙烯等改性,合成了3種不同的水溶性丙烯酸改性樹脂,並對其性能進行了測定.結果表明:這3種樹脂的粘度、水溶解性、乾燥后膜的吸脹性、抗酸堿性、光亮度等性能均優于同類產品Hartshorn ( nh4oh ) was used as a new catalyst instead of acetic acid in the saponification reaction of base zinc salt of dioctyl thiophosphate ( t203 )
摘要選用氨水溶液代替醋酸作為新型催化劑用於硫磷雙辛基堿性鋅鹽( t203 )的皂化反應。An electroless nickel process with sodium hypophosphite as reducing agents in alkaline bath, which is applied on polyurethane foam substrate, was studied in detail in this paper
本文採用聚氨酯海綿為基體材料,以次磷酸鈉為還原劑,在堿性化學鍍鎳溶液中對低磷化學鍍鎳磷合金工藝進行了詳細的研究。The save energy mould pump of the corrosiveness of the ministry of industry such as chemical industry and chlorine alkali, chemical fertilizer, dyestuff, reagent, pesticide, pharmacy, electroplating and environmental protection etc door transport that pf ( fs ) mould chemical industry pump can satisfy to carry many kinds of consistency sulphuric acid, hydrochloric acid, nitric acid, acetic acid, phosphoric acid, chromium acid, oxalic acid, hydrofluoric acid and the lye, organic solvent and oxidizer geometric ratio medium under - 50 s - 80 s temperature conditions and is not han s anything small and roundish medium
型化工泵能滿足輸送- 50 80溫度條件下的多種濃度硫酸、鹽酸、硝酸、醋酸、磷酸、鉻酸、草酸、氫氟酸和堿液、有機溶劑、氧化劑等化學介質、是化工、氯堿、化肥、染料、試劑、農藥、制藥、電鍍、環保等工業部門輸送不含顆粒的腐蝕性介質的節能型泵。The new high effective water - reducing agent act - fdn has characteristic of reactivity, it ca n ' t dissolve in water but do in alklia. in the concrete, it decompounds slowly and gives out sulfonate group which has dispersity, this can make the high effective water - reducing agent available for a long time, therefore it can reduce slump loss
研製的新型高效減水劑act - fdn ,具有反應性的特點,不溶於水但溶於堿,在混凝土這樣的堿性環境下可以緩慢分解釋放出具有分散性能的陰離子磺酸基,使高效減水劑能夠持久發揮作用,從而達到了降低坍落度損失的目的。The electrode was found to decrease the solubility of dithizone in alkalescence solution and effectively minish the lose of deoxidize state of metal. third, a potentiometric sensor was prepared by adding copper diethyldithiocarbamate directly into the carbon paste mixture, and the electrode was found has nerst response to copper ion in solution. and in our research two pharmaceutical selective electrodes were fabricated by coating polyvinyl chloride ( pvc ) which contained electroactive material on carbon rod electrode
第二,利用- cd與環氧氯丙烷形成的交聯聚合物( - cdp ) (不溶性)包合了雙硫腙,然後將- cdp與雙硫腙包合物樹脂作為修飾劑制備了碳糊修飾電極,利用陽極溶出伏安法( asv )測定了pd ~ ( 2 + ) ,實驗發現通過包合降低了雙硫腙在堿性溶液中的溶解度並且減少了金屬還原態的流失,取得了較好的效果。The product is widely used for acid alkali oil deli. beverage drink organic impregnant etc. liquid, especially used to transport strong corrosive liquid have granule. the temperature in point : - 2095
本產品廣泛適用於:酸堿鹽油類食品飲料酒類有機溶劑等液體,尤其適用於輸送含細顆粒狀的強腐蝕性液體。Raw optical glass. resistance to attack by aqueous alkaline phosphate - containing detergent solutions at 50 degrees celsius. testing and classification
未加工的光學玻璃. 50下含洗滌劑溶液的含水堿性磷酸鹽的侵蝕抗性.試驗和分類Character pvp - i is the complex of pvp and iodin has quite strong killing effect to bacteria, virus, epiphyte, mildew and spore, steady, no stimulate, all dissolve in water
性質:白色或近白色,具有吸濕性易流動的粉末,無臭或微臭,不溶於水堿酸及常用有機溶劑,具有很強的膨脹性能和與多類物質的絡合能力。Inglett made z - trim by grinding up agricultural byproducts, such as oat and soybean hulls, in an alkaline solution and then separating out plant pigments and other impurities
英格爾特將燕麥、大豆的外皮等一些農副產品在堿性溶劑中碾成粉狀,並分離出其中的色素及其他雜質,這樣獲得的顆粒特細的粉不僅無味,且完全不含卡路里。At the same time an apparatus of zone melting is designed, the method of zone melting is used to purify the purified product of recrystalizing. after purification, the homogeneity and stability of the purified product of antioxidant d and bht are examined by high performance liquid chromatography ( hplc )
實驗研究結果:防老劑d重結晶提純工藝為:每次取10g工業品防老劑d ,經過堿洗后,去離子水洗滌至中性,溶於100ml乙醇中,同時用粉狀活性炭( 1g次)脫色、過濾、母液靜置2h后,再放入冰箱結晶2h 。Under that condition the strain can produce the most concentration of the bioactive compounds. the physical and chemical properties of the actibacterial compounds have been studied, the results showed the bioactive substance has heat stable, acidity and weakly alkali stable. it can be dissolved in acid water, chloroform solvent, can not be dissolved in ethyl acetate, petroleum ether, alkali water. the result of thinlayer chromatography showed the bioactive compounds can give off blue and green fluorescence in the uv light. the paper chromatography demonstrate the bioactive substance may be a new construct compounds
研究表明,該活性物質具有較強的熱穩定性, ph 9的條件下能穩定存在,但ph 12的強堿性條件下活性物質的抗菌活性幾近喪失;活性物質易溶於氯仿、酸性水、不溶於乙酸乙酯、石油醚、堿性水;薄層層析顯示活性物質在紫外光下能發藍綠色熒光等特點;由捷克八溶劑系統紙層析鑒定該抗菌活性物質不屬於四大類抗生素,可能為一新的抗菌活性物質。Suitable for the domestic water, food processing water, cool the circulating water, the boiler supplies water, exceed the filtration in advance of the pure water, steam condensation water, build well liquid and water flooding in the oil field, chemical liquid medicine, electroplate the filtration that the liquid, much kinds of acid or alkaline solution, emulsifier wash helping, cleaning solution, medical products, ink and water treatment of the semiconductor, electron trade
水過濾器適用於生活用水食品加工用水冷卻循環水鍋爐供水超純水的預過濾蒸汽冷凝水油田修井液及注水化學藥液電鍍液多種酸性或堿性溶液乳化劑洗滌濟洗滌液醫藥製品墨水的過濾及半導體電子行業的水處理。Chemical features aluminum silicate of cenospheres would not be changed while they are mixed with water, acid, alkali and other chemical materials
:漂珠可以添加在溶劑有機化學物質水酸或堿類中,而不會改變其化學性質。The experimental results indicated that the colour - changing ranges got narrow, and the titration accuracy was increased when an appropriate surfactant micellar solution was chosen as a titration medium
實驗結果表明,表面活性劑存在時,酸堿指示劑的離解平衡及其變色范圍將發生改變,選擇適當的膠束溶液作為滴定介質,可以擴大酸堿指示劑的應用范圍,同時也可以提高滴定的準確度。The solution was alkaline, and formaldehyde ( hcho ) was used as a reducing agent. plating was carried out at middle temperature / low temperature and ultrasonic radiation
化學鍍銅溶液為堿性的甲醛為還原劑的鍍液,鍍覆在室溫、超聲波的條件下進行。Mere 800 - a highly chlorinated pale minral oil. it can release lubricating compounds under conditions of intense local heat and pressuregenerated in severe metal froming operations. suitable for use on stainless steel, mild steel and aluminium. it can be cleaned by solvent or alkalibath
美力800 -高度氯化淡黃色礦物油,在軋製成型的高溫高壓下,能釋放出特殊的潤滑劑,可加工不銹鋼、軟鋼及鋁金屬,可用毛滾子裝置或人工塗抹于工件上,加工完畢,可用溶劑堿性清洗劑清洗。Any of the products are up to the present domestic and overseas standard or over on the performance of appearance, polish, coating adhesive force, rigidity, alkali resistance, acid resistance, salt fog erode resistance, solvent resistance, boiling water resistance and climate resistance
所有產品在外觀、光澤、塗層附著力、硬度、耐堿性、耐酸性、耐鹽霧腐蝕性、耐溶劑性、耐沸水性、耐候性等性能方面均達到或超過現行國內外標準。Strong adhesion of the paint, coating hard, bright, an excellent water resistance, resistant to moisture, mechanical properties, good acid, alkali resistance, solvent resistance, resistance to chemicals and anti - mold nature
該漆附著力強,漆膜堅硬,光亮,有優越的耐水性,耐潮性、耐油性、有良好的耐酸性、耐堿性、耐溶劑性,耐化學藥品性及防霉性。This text is in the illumination to its rubia cordifolia l. pigment, temperature, dissolving, acid sealing, the characteristics in many aspects, such as food additive, etc. have carried on systemic research
摘要對其茜草果實色素在光照、溫度、溶解性、酸堿性、食品添加劑等方面的特性進行了系統性的研究。分享友人