聚合加速劑 的英文怎麼說

中文拼音 [jiā]
聚合加速劑 英文
polymerization accelerator
  • : 動詞(聚集; 聚積) assemble; gather; get together
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : Ⅰ名詞1 (藥劑; 制劑) a pharmaceutical or other chemical preparation 2 (某些有化學作用的物品) a...
  • 聚合 : 1 (聚集到一起) get together2 [化學] (單體結合成高分子化合物) polymerization; polymerize 3 [生...
  1. In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased

    同時採用有機硅單體延遲滴及添水解抑制等技術,有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液過程中的過渡水解及縮反應,提高了物大分子鏈中有機硅鏈節的含量;利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵,並通過對共產物力學和吸水率的測試,證實了本研究所制備的有機硅改性丙烯酸酯共物具有比純丙烯酸酯物更優良的力學及耐水性能;從分子設計角度出發,利用醇解反應成出水解、縮反應率較慢的兩種新型不飽和有機硅單體: ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷;利用核磁共振對新型硅烷單體結構進行了證實;研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液,且其產物具有較高的力學及耐水性能。
  2. Sales : imported and domestic natural rubber, butylbenzene rubber, polybutadience rubber, butyronitrile rubber, epdm rubber, butyl rubber, chlorosulfonated polyethylene tyre types superfine, smell - free, butyl, butyronitrile, color and milk natural rubbers, compound rubbers and reclaimed rubbers ; raw and auxiliary materials for rubber chemical such as rubber accelerator, antiager, black, paraffin, octadecoic acid, zinc oxide, magnesium oxide, titanium pigment, coumarone and powder sulfur ; different specifications of epdm color granules, crossover antiskid rubber floor brick, plastic rubber sites, lawn layout, different specifications of antiskid rubber floor brick, rubber blind - people road brick, plant brick, tree guard brick, top adiabatic brick, road rubber reducer brick, special green rubber tyre rubber granule, rubber powder and product, different rubber and plastic pipe, adhesive tape and plate, flexible rubber soft joint, rubber stop tape, bridge extension device, natural rubber plate pedestal, water - expanding rubber, rubber and plastic air duct, pe / pp / pvc water pipe, fulgurite, flame retardant wire gutter, floor wire gutter, mc nylon product, rubber and plastic machinery and fitting relieve, and processing of different ordinary and special rubber and plastic and nylon products

    經營銷售:進口、國產天然膠、丁苯膠、順丁膠、丁腈膠、三元乙丙膠、丁基膠、氯璜化乙烯、輪胎類精細、無味、丁基、丁腈、彩色、乳膠類等多種型號天然橡膠、成橡膠和再生橡膠;硫化促進、防老、炭黑、石蠟、硬脂酸、氧化鋅、氧化鎂、鈦白粉、古馬龍、工業硫磺粉等各種橡膠化工原輔材料;各種規格epdm彩色顆粒,天橋防滑橡膠地磚、塑膠場地、人造草坪鋪裝、各種規格防滑橡膠安全地磚、橡膠盲道磚、植草磚、樹木圍護磚、屋頂隔熱板、道路橡膠減塊,專用綠色環保型橡膠輪胎膠粒、膠粉及成品,各類橡膠、塑料膠管、膠帶、膠板,可撓曲橡膠軟接頭,橡膠止水帶,橋梁伸縮裝置,天然膠板式橡膠支座,遇水膨脹橡膠,橡膠、塑料導風筒, pe pp pvc水管、電管、阻燃線槽,地板線槽、 mc尼龍產品、橡塑機械及配件調,並承接各種普通、特種橡塑、尼龍產品工製造。
  3. ( 2 ) the reaction factors optimized by orthogonal tests are : the emulsion polymerization temperature is 60, the reaction time is 3 hours, the amount of emulsifier is 8wt %, the hydrophile lipophile balance ( hlb ) value of emulsifier is 15, the stirring speed is 4000r / min, the dropping speed is 1. 1g / min

    用正交實驗確定的最佳反應工藝參數為:水解溫度60 ,水解時間3h ,乳化用量8wt ,復乳化hlb值為15 ;攪拌度為4000r min ,滴度為1 . 1g min 。
  4. Meanwhile, fundamental principles about electroless tin plating by reducing agent and disproportionation reaction were explained. function of every component in the bath was explained that complexing agent can effectively change the potential of copper and tin, and accelerate the beginning of replacement reaction favorably ; reducing agent can increase the rate of chemical reaction and has the effect of promoting reaction dynamics too ; antioxidant can effectively prevent sn2 + in the bath from being oxidated ; additive agent a can improve the stability of the bath ; additive agent b has such effects as refining and brightening for the tin deposits, and it enlarges the range of brightening section ; additive agent c used as leveling agent can not only make the depostis level off, but also improve the dispersive ability of the bath ; surface - active agent can solve bubble problem which gathered on the surface of the deposits, and improve the surface quality of the deposits and the bath stability

    闡述了鍍液中各組分的作用:絡能有效地改變銅、錫的電位,促使初期的置換反應順利進行;還原快化學反應度,對反應動力學有積極的促進作用;抗氧化能有效地防止鍍液中sn ~ ( 2 + )的氧化;添a能提高鍍液的穩定性,添b對鍍層能有細化和光亮作用,擴大了鍍層光亮區的范圍;添c作為平滑,不僅能增強鍍層表面的平整性,而且能提高鍍液的分散能力;表面活性較好地解決了化學鍍過程中汽泡在鍍件表面集的問題,提高了鍍層的表面質量和鍍液的穩定性。
  5. The grade composite, road performance and its mechanism are systemically studied. 1 ) the aggregate grade of ogfc is studied through the volume method base on the analysis of the aggregate grades. then the grade is verified and the relation between the grade and pore rate is studied statistically, the typical grades of ogfc are developed ; 2 ) the reasonable pore rate of ogfc is studied on the basis of the balance of mechanics and function performance ; 3 ) the mineral fiber is added to the ogfc mixes to increase asphalt content, thus the anti - water performance of ogfc mixes are improved ; 4 ) high viscous asphalt fit for the preparation of ogfc is prepared through composite modification by sbs and rubber powder ; 5 ) the mechanics mechanism of ogfc is studied in the paper, it shows : asphalt paste, as well as the coarse aggregate skeleton, is essential to the mechanics of ogfc

    在分析各國ogfc級配的基礎上,運用礦料體積法進行ogfc級配設計,用正交實驗對礦料級配進行了優化設計,運用數理統計方法分析礦料級配和孔隙率之間的關系,並回歸出礦料關鍵篩孔通過率與ogfc骨架空隙結構關系的數學方程,進而提出了ogfc的理級配;通過對不同孔隙率典型級配混料的性能研究,綜力學和功能性能,得出了ogfc的理孔隙率范圍:針對高公路面層對ogfc力學性能方面的要求,本文從瀝青膠結材料、纖維穩定兩方面對ogfc的性能進行改善:通過sbs和橡膠粉復改性的方法開發出了適ogfc的高粘度改性瀝青,摻物纖維,提高ogfc的最佳瀝青用量,進而改善了混料的高溫性能和抗水損害性能,優化設計出能滿足高公路路用性能,車轍動穩定度達5000次/ mm以上,動融劈裂強度比90 ,透水系數31ml / s ,並具有防滑降噪功能的開級配瀝青磨耗層( ogfc )混料。
  6. High speed cooking mixer is one of necessary equipments for processing plastic, which is used for mixing pvc, polyethylene, polypropylene, grain painting, desiccation of moisture absorption colophony product, desulfurization of reclaimed rubber, asbestos product, electrical carbon, amino powder, flame retardant, dope, pharmacy, coal and daily chemical products and so forth

    熱煉混機是塑料工中必不可少的設備之一,它主要用於氯乙烯等各種樹脂與其它物料均勻混乙烯、丙烯、粒料著色,吸濕性樹脂製品乾燥和再生橡膠脫硫,石棉製品、電碳行業、氨基粉、滅火,塗料、制藥、煤粉的混工,日用化工等各種物料的混
  7. It was found that polymerization rate was increased with the increased dosage of initiator or surfactant ; particle size of miniemulsion was kept relatively stable during polymerization when an initiator of lower solubility was used ; an increase in dosage of dpr reduced polymerization rate, but showed no significant impact on the final monomer conversion

    實驗結果表明:引發或乳化的用量增可以提高單體的轉化率;引發水溶性的降低可以更好地控制過程中的粒徑變化;歧化松香含量的增降低了率,但對單體的最終轉化率影響不大。
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