聚合線形聚酯 的英文怎麼說
中文拼音 [jùgěxiànxíngjùzhǐ]
聚合線形聚酯
英文
polymeric linear polyester- 聚 : 動詞(聚集; 聚積) assemble; gather; get together
- 合 : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 酯 : 名詞[化學] (有機化合物的一類) ester
- 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...
- 聚酯 : [化學] polyester; yukalac; dion聚酯玻璃鋼 organic toughened glass; 聚酯薄膜 [材料] polyester film...
-
The properties of calorifics, crystallinity, mechanism and shape memory were studied and the effect of structures on propt es were studied through the relationship between them
在材料篩選工作的基礎上,合成了具有形狀記憶功能的線型聚氨酯彈性體。研究了它的熱學性能、結晶性能、形狀記憶性能、機械性能。The properties of polyurethane ionomer were studied, including calorifics, dynamic mechanism and shape memory. comparing to the liner shape memory polyurethane non - ionomer, ionomer has superior effect on shape memory behavior and water vapor permeability especially the water vapor permeability increased from 5 - 8 times of liner smp to 20 - 30 times of ionomers lastly the novel crosslinked shape memory polyurethane was synthesized, which shape recovering temperature were randomly controlled and can completely recover original shape. the properties of polyurethane were studied, including calorifics, dynamic mechanism and shape memory
然後,在此基礎上合成了離子型形狀記憶聚氨酯材料,對其熱性能、動態力學性能、形狀記憶性能、透濕氣性能進行了研究,並與普通非離子型形狀記憶聚氨酯進行了比較,研究發現離子型形狀記憶聚氨酯具有更大的軟段結晶度、更好的形狀記憶性能、更優越的力學性能和透濕氣性能,尤其是其透濕氣性能有了非常顯著的提高,其高溫段濕氣滲透率是其低溫段濕氣滲透率的20 30倍,遠遠大於線型形狀記憶聚氨酯的5 8倍。The theory hypothesis of " pore restriction " is first proposed in this paper. during polymerization, one end of linear molecule inserts the channels of zeolite to form hard end through chemical bond or supermolecule acting force, the other end forms soft end through condensing or polymerizing with other monomer molecule. on the basis of the theory hypothesis, a kind of novel pattern of organic - inorganic composite materials - pu / zeolite composite materials - has been designed
本文首次提出了「孔約束」的理論假說,即在高分子材料聚合過程中,線型分子的一端通過化學鍵或超分子作用力插入分子篩的孔道中形成硬端,而另一端則與其它單體分子縮合或聚合形成高分子材料的軟端;在此假說的基礎上,設計了一類孔約束型有機?無機復合高分子材料的新模式,即聚氨酯/沸石分子篩復合材料。According to the special shape and operate requirements of the torpedo, the structure and moulding process of the torpedo shell are established, in which the body and overlay block with grooves are moulded by fiber winding, and close moulding respectively with the adhesive by limited stop compression. in the light of the selection of raw material system, composite system with outstanding performance are defined, based on which the mechanical properties are tested., with the overall consideration of structural characters and design demands, the main factors which may have effects on the strength and stability ( including stiffness section dimension, stiffeners space, skin thickness and skin lay angle ) is optimized one by one for the structure design parameters on the base of the fem model of skin, stiffness and layover block by fem. as a result, the prototype with 1 : 1 proportion and its structure and lay optimization design are completed. the moulding technology for polyurethane foam moulding the stiffened shell is obtai ned in terms of the design, manufacture moulding, experimental mould and tooling
依據在研產品特殊的外型結構和使用要求,確定了該型號水雷復合材料殼體的具體結構形式和復合成型工藝路線,即由纖維纏繞工藝成型主體異形件,閉模成型帶通槽外貼塊,用限位加壓工裝實現粘接的工藝路線;通過對原材料體系的篩選,確定了綜合性能較好的復合材料體系,以此為基礎進行了力學性能測試;運用有限元方法,建立了蒙皮、筋條和外貼塊的分析模型,綜合考慮結構特點和設計要求,對影響結構強度與穩定性的主要因素(包括筋截面尺寸、筋間距、蒙皮厚度、蒙皮鋪層角度)分別進行了結構設計參數的優選,最終完成了復合材料異形耐外壓殼體1 : 1樣件和縮比實驗件結構及鋪層優化設計;完成了聚氨酯泡沫胎成型內置加筋殼體的成型工藝技術研究;對縮比件進行外壓性能測試,並給出了應力、應變測試結果。Specifications for particular types of winding wires - part 37 : polyesterimide enamelled round copper wire, class 180, with a bonding layer
繞阻線特殊類型規范.第37部分: 180級帶粘合層的聚酯瓷漆園形銅線Specifications for particular types of winding wires - part 38 : polyester or polyesterimide overcoated with polyamid - imide enamelled round copper wire, class 200, with a bonding layer
繞阻線特殊類型規范.第38部分: 200級的帶粘合層的聚酯或聚亞胺瓷漆園形銅線4. mixture was made of chiral additive and liquid crystal polymer, which properties were studied. whether the mixture has ferroelectricity has been discussed, which would establish some bases for the research and application of the liquid crystal display materials and nonlinear optical materials in future
將液晶手性添加劑和液晶聚合物共混,並研究了共混物的性能,探討了共混型丙烯酸酯類液晶聚合物的鐵電性能,為將來的液晶顯示材料及非線形光學材料的研究及應用奠定了基礎。It is a1so referred to the nlo liquid crystal polyurthanes and the system of nlo liquid crysta1 polymer briefly. fchrmore, the possibility of combining the nlo polyurthanes and lcpu is also discussed based on azobenzene compound, whch own liquid crysta1line mesogenic unit and nonlinear opical wht togethel a series of polyurethanes with two kinds of diisocyanates were synthsized with azobenzene compounds which we prepared beforehand. the azobenzene compounds were charaterized and confirmed by ftir, " h - nmr, uv - vs, dsc, and elemeni analysis
本文第一章簡介了液晶的有關基本概念;綜述了聚氨酯液晶的研究進展,並著重總結了聚氨酯液晶的合成方法和影響聚氨酯液晶形成液晶相的因素;介紹了非線性光學聚氨酯液晶,對非線性光學聚合物液晶體系也作了扼要的闡述,指出利用含有既是液晶基元又是非線性光學單元的偶氮基團的化合物合成聚氨酯液晶,實現兩者結合的可能性。Specifications for particular types of winding wires - part 2 : solderable polyurethane enamelled round copper wire, class 130, with a bonding layer
繞組線特殊類型規范.第2部分: 130級帶粘合層的可焊聚氨酯瓷漆圓形銅線In addition, we also explored that : montmorillonite which has been treated by bs - 12 was treated secondly using mma by the method of emulsion reaction and prepared pvc / montmorillonite composite on the way of melt interaction again. by measuring xrd and mechanical properties and observing the section morphology of flexural sample through sem, we found that : after secondly treated, the intension and toughness of pvc / montmorillonite composite were greatly increased. the results indicated that using using montmorillonite can toughen and reinforce pvc effectively, so the study and application of it have a bright prospect
此外,還探討了對經bs - 12初次處理過的蒙脫土,用甲基丙烯酸甲酯採用乳液聚合的方法進行二次處理,再次通過熔融法製成pvc蒙脫土插層復合材料,並通過x ?射線衍射測定和力學性能測試以及掃描電鏡觀察材料的斷面形貌,結果發現,蒙脫土經甲基丙烯酸甲酯通過乳液聚合法二次處理后製成的復合材料與只用bs - 12初次處理的蒙脫土製成的復合材料相比,其強度和韌性得到了明顯改善。分享友人