The majority of grafts were polytetrafluoroethylene (PTFE) (90%).
主要的人工血管材料为聚四氟乙烯(PTFE) (90%)。
The recycle methods of waste polytetrafluoroethylene (PTFE) were discussed.
介绍聚四氟乙烯(PTFE)废料回收利用的几种方法。
Sorts of fluororesins and the discovery of polytetrafluoroethylene are introduced.
简介氟树脂的种类和聚四氟乙烯的发现经过。
The modified polytetrafluoroethylene membrane was used to treat the sewage in oil field.
开发了橇装组合式含油污水处理装置。
The chemical and physical characteristics and applications of polytetrafluoroethylene fiber are introduced.
介绍了聚四氟乙烯的化学、物理等特性及其应用。
This is a work to improve viscous property of polytetrafluoroethylene turning plate by, mutual radiation grafting.
本文研究共辐射接枝法改善聚四氟乙烯车削板的粘接性能。
The chemical and physical characteristics and applications of polytetrafluoroethylene (PTFE) fiber are introduced.
介绍了聚四氟乙烯（PTFE）的化学、物理等特性及其应用。
The performance of Polytetrafluoroethylene (PTFE) is good, and is applied intensively on sealing material at present.
聚四氟乙烯(PTFE)性能优良，是目前广泛应用的密封材料。
The present invention provides a Porous polytetrafluoroethylene membrane and method of producing the same, and filter medium.
本发明提供聚四氟乙烯多孔膜、其制造方法及过滤材料。
The pyrolysis characteristics of polytetrafluoroethylene were studied in the atmosphere of nitrogen by thermogravimetric analysis.
采用热重分析法，研究了聚四氟乙烯在氮气气氛下的热裂解特性。
Objective To seek a method for reducing postoperative infection of augmentation rhinoplasties with Expanded polytetrafluoroethylene.
目的：寻找一种降低膨体聚四氟乙烯隆鼻术后感染发生率的方法。
The pyrolysis characteristics of polytetrafluoroethylene(PTFE) were studied in the atmosphere of nitrogen by thermogravimetric analysis.
采用热重分析法，研究了聚四氟乙烯（PTFE）在氮气气氛下的热裂解特性。
This article mainly describes the polytetrafluoroethylene fine powder resin by suspension method, process method and actual application.
介绍了悬浮法生产的聚四氟乙烯细粒度树脂的性质，成型加工方法及在实际中的应用。
In this study, the Polytetrafluoroethylene (PTFE) film was pre-treated by argon plasma and contacted with air before graft with acrylic acid.
前言：利用氩等离子体对聚四氟乙烯膜进行预处理，经与空气接触后接枝丙烯酸。
The plastic substrate may be ultra-high molecular weight polyethylene and the UV opaque coating may be unexpanded polytetrafluoroethylene (' PTFE ').
该塑料基底可为超高分子量聚乙烯，并且UV不透光涂层为未膨胀的聚四氟乙烯(“PTFE”)。
The pyrolysis behavior and characteristics of filled polytetrafluoroethylene (PTFE) are studied in the atmosphere of nitrogen with TG-DSC-FTIR and TG.
采用TG- DSC - FTIR、TG技术研究了填充聚四氟乙烯(PTFE)在氮气气氛下的热解行为与热解规律。
The rare earth modified polytetrafluoroethylene composite material is made up by using (wt%) 70-95% of polytetrafluoroethylene and 5-30% of rare earth.
稀土改性聚四氟乙烯复合材料，按重量百分比聚四氟乙烯占70～95、稀土占5～30。
Spray coating of polytetrafluoroethylene (f 4) is adopted to improve the wear resistance of the stirrer's impeller, and so its service life is extended.
为提高搅拌器叶轮的耐磨性而采用了喷涂聚四氟乙烯(F -4)新技术，大大提高了使用寿命。
The dielectric constant of air, polytetrafluoroethylene (PTFE) and the microwave dielectric ceramics sheets is measured by the equivalent network method.
应用等效网络法分别测量了空气、聚四氟乙烯及微波介质陶瓷材料片状试样的介电常数。
The properties of filled polytetrafluoroethylene (PTFE) composites are introduced in detail. Its applications in hydraulic and pneumatic seal are presented.
本文介绍了填充聚四氟乙烯复合材料的性能，简要介绍填充聚四氟乙烯复合材料在液压气动密封方面的应用。
To study the influence of pad material on polishing effect in polishing, polytetrafluoroethylene pad, non-woven fabric pad and polyurethane pad are selected.
分别采用聚氨酯抛光垫、聚四氟乙烯抛光垫、无纺布抛光垫抛光钽酸锂晶片，研究抛光垫材料性能对抛光效果影响。
It consists of heating HCl-HNO_3 by microwave in sealed polytetrafluoroethylene autoclave to form pure HCI-HNO_3 vapor with high pressure used to decompose Pd.
在密闭的聚四氟乙烯高压罐中，利用微波能瞬间加热盐酸- 发烟硝酸，形成高压纯净蒸气，气相分解高纯钯。
This paper introduces the wet-granulated polytetrafluoroethylene resin about the application field, technology of preparation, character and market information.
叙述了聚四氟乙烯湿法造粒料的应用范围、制造方法、性能特征以及前景展望。
In this paper, the coating technology of polytetrafluoroethylene on different surface was described. To different surface should be treated by different methods.
论述了聚四氟乙烯对不同基材表面的涂装工艺，指出对于不同的基材表面应采取不同前处理的方法。
The electrokinetic phenomena of modified polytetrafluoroethylene membranes in the oily sewage from oil field were investigated by using streaming potential method.
对油田含油污水中不同孔径的改性聚四氟乙烯膜的流动电位进行了实验研究。
Objective: to study the microstructure of e-polytetrafluoroethylene (e-PTFE) membrane and chitin membrane and to observe the growth of osteoblasts on the membrane.
目的：探讨国产膨体聚四氟乙烯膜(e PTFE)、几丁质膜的结构及对成骨细胞生长的影响。
The polytetrafluoroethylene tubular membrane has the advantages of excellent heat resistance and chemical stability, and is inert to acid, alkali and most solvents.
具有优异的耐热性和化学稳定性，对酸、碱和绝大部分溶剂为惰性。
The current situation of China's polytetrafluoroethylene production and existing problems is introduced. The polytetrafluoroethylene market in the world is also related.
介绍了我国聚四氟乙烯生产现状及存在问题，同时也介绍了世界聚四氟乙烯的市场状况。
The paper mainly introduced the process of manufacturing pressure sensitive adhesive tapes of polytetrafluoroethylene film and organosilicon pressure sensitive adhesive.
主要介绍了聚四氟乙烯薄膜和有机硅压敏胶制造压敏胶粘带的方法。
The paper mainly introduced the process of manufacturing pressure sensitive adhesive tapes of polytetrafluoroethylene film and organosilicon pressure sensitive adhesive.
主要介绍了聚四氟乙烯薄膜和有机硅压敏胶制造压敏胶粘带的方法。
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