[高分子] 聚偏************
Detection of ultrasound is realized by polyvinylidene fluoride (PVDF) piezoelectric film.
超聲波的接收是用聚************薄膜（PVDF）實現的。
The development and trend of the polyvinylidene fluoride resin and coating used in architecture are introduced.
本文主要叙述了建築用聚************樹脂及其塗料的發展曆程和開發動向。
In this paper, the extraction of bromine from seawater and brine was stu***d with new type macromolecule polyvinylidene fluoride (PVDF) hollow fiber gas membrane.
文章以新型高分子材料聚************（PVDF）為膜，采用中空纖維氣态膜分離方法對海水及增濃後海水（鹵水）提溴進行了探讨。
The technique of polyvinylidene fluoride(PVDF) pipe microporous films production has been stu***d.
對聚************（PVDF）管式微孔膜生産工藝進行了研究。
The results show that the thermal stability and machine intensity were improved compared to Polyvinylidene Fluoride membrane.
結果表明，與聚************膜相比，改性膜的熱穩定性和機械強度均有所提高。
Polyvinylidene fluoride (PVDF) coating has been widely used in the exterior decoration of all kinds of architectures for more than 35 years because of its superiority of weathering durability.
聚偏************（PVDF）塗料作為超耐候塗料用于各類建築的外裝修已有35年以上的實用業績。
Polyvinylidene fluoride(PVDF) membrane was made by N, N-dimethylformamide(DMF) as the solvent and fluoride resin as the hydrophobic agent.
采用N，N-*********甲酰胺（DMF）為溶劑，以氟樹脂為疏水助劑，制備聚************（PVDF）膜。
Polyvinylidene fluoride (PVDF) film is a type of intelligent sensor. It is widely used in the field of structural damage inspection for its good performance.
PVDF壓電薄膜是一種智能傳感元件，其良好的性能使PVDF壓電薄膜在結構損傷檢測領域有廣闊的發展空間。
Polyvinylidene fluoride was used to prepare solvent base fluorocarbon coating, and the solvent constitution of PVDF coating was screened and optimized.
用聚************（PVDF）樹脂制備了溶劑型氟碳塗料，篩選并優化了PVDF塗料的溶劑組成。
The polyvinylidene fluoride (PVDF) resin shows very low critical surface tension, and unique dispersibility.
聚************（PVDF）樹脂的臨界表面張力很低，其分散性有獨特性。
Shaped microporous articles are produced from polyvinylidene fluoride (PVDF) and nucleating agents using thermally induced phase separation (TIPS) processes.
用熱誘導相分離（TIPS）方法，由聚偏************（PVDF）和成核劑制備成形微孔制品。
The invention relates to a polyvinylidene fluoride building film material and relative production.
本發明公開了一種聚偏************建築用膜材料及其生産方法。
The effects of the operating conditions and solution properties on retention characteristics of γ-globulin by polyvinylidene fluoride (PVDF) hollow fiber membrane was stu***d.
研究了聚************（PVDF）微濾膜截留丙球蛋白過程中，操作條件、溶液性質等因素對膜截留性能的影響。
The aim of this study was to control membrane fouling through elucidating the behaviors of levan adsorption onto Polyvinylidene Fluoride(PVDF) membrane in membrane bioreactor.
活性污泥體系中存在産生果聚糖的諸多微生物，研究其在膜表面的吸附行為有利于控制膜生物反應器中的膜污染。
Bromine extraction experiment was carried out through membrane Absorption method with novel polyvinylidene fluoride(PVDF) hydrophobic hollow fiber membrane, using sodium formate as Absorbent.
利用新型疏水性聚************（PVDF）中空纖維膜及組件，開展膜吸收濃海水提溴過程研究。
A novel polyvinylidene fluoride blending modified membrane with ion-exchanging property, was prepared using thermally induced polymerization technique and phase inversion blending process.
應用熱引發聚合和相轉移技術，制備了具有離子交換性能的聚************共混改性膜。
The method of ****** a microporous article comprises the steps of melt blending polyvinylidene fluoride, nucleating agent and glyceryl triacetate;
制備微孔制品的方法，包括以下步驟：熔融摻 混聚偏************、成核劑和三乙酸甘油酯；
Novel hydrophobic polyvinylidene fluoride(PVDF) hollow fiber membranes were adopted in air blowing membrane absorption(ABMA) process for the purpose of bromine extraction from seawater.
利用聚************（PVDF）中空纖維疏水膜進行鼓氣膜吸收（ABMA）海水提溴實驗。
In this thesis, polyvinylidene fluoride (PVDF) hollow fibers membrane are fabricated by using dry-wet phase inversion method.
本實驗采用幹-濕相轉化法制備聚************（PVDF）中空纖維膜。
PVDF (polyvinylidene fluoride) hollow fiber membrane module using toluene as extractant was used to treat TNT waste water.
采用聚************中空纖維膜器，以甲苯為萃取劑，對TNT廢水進行了萃取實驗。
A new method for makeing robot wrist sensor, applying piezoelectric organic material polyvinylidene fluoride (PVDF) was discussed.
提出了一種利用有機壓電材料PVDF制作機器人腕力傳感器的新方法。
The invention relates to a preparation method of a polyvinylidene fluoride (PVDF) ultrafiltration membrane with improved permeability.
本發明涉及一種改善通透性的聚************超濾膜的制備方法。
The invention relate to a non-crystallization type permanent hydrophilic polyvinylidene fluoride material and the preparation method thereof.
本發明涉及一種非結晶型永久親水聚************膜材料及其制備方法。
The sensor is made of polyvinylidene fluoride (PVDF) and covered by a rubber membrane over the array structure.
傳感器采用有機壓電（PVDF） 材料為敏感元件，在傳感器外表面貼有點陣狀結構的橡膠表皮。
The polyvinylidene fluoride (PVDF) flat microporous membrane was prepared via thermally induced phase separation (TIPS) method using dimethyl phthalate (DMP) as the diluent.
以鄰苯二甲酸二甲酯（DMP）為稀釋劑，采用熱緻相分離法（TIPS）制備了聚************（PVDF）平闆微孔膜。
In addition, tubular membrane is dominatingly made of polyvinylidene fluoride(PVDF) with the integrated production technology and the membrane is tested with self-made leak hunting device.
另外，以聚************（PVDF）為主要原料用管式膜一體化技術生産了管式膜，并通過自行設計的檢漏裝置對管式膜進行檢測。
The present invention relates to a polyvinylidene fluoride nano composite super low pressure ultrafiltration membrane and its preparation method.
一種聚************納米複合超低壓超濾膜及其制備方法，它涉及一種納米複 合膜及其制備方法。
The invention discloses a method to made polyvinylidene fluoride copolymer gel state electrolyte membrane.
本發明提供了一種聚************共聚物凝膠态電解質膜及其制備工藝。
聚偏二氟乙烯（Polyvinylidene Fluoride，PVDF）是一種含氟高分子聚合物，由偏二氟乙烯（VDF）單體通過聚合反應制備而成。其化學結構式為重複單元$-CH_2-CF_2-$，其中兩個氟原子對稱分布在碳鍊兩側，這種獨特的分子構型使其兼具高結晶性和強極性。
PVDF的氟原子對稱排列增強了分子鍊間作用力，賦予材料以下特性：
權威文獻可參考美國國家标準技術研究院（NIST）高分子數據庫及《氟聚合物應用手冊》（Wiley出版社）。
polyvinylidene fluoride（PVDF），中文譯為聚偏氟乙烯，是一種高性能氟聚合物，以下是其詳細解釋：
如需更深入的技術參數或應用案例，可參考高權威性來源如、4、6的原文。
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