查询词典 protective coating
- 与 protective coating 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Calcium carbonate and soluble glass and so on were confected as alkaline antifouling agent. The Infrared Spectrometry results showed that 2275-2250 cm~(-1) diagnostic absorb wave crest in part A and 3390-3200 cm~(-1) in part B and 1730 cm~(-1) in coating film strongly proved polymers reacted just as the reacting mechanism, that means polysiloxane which offer low-surface-energy property linked Polyurethane system by —OH groups reacting with —NCO groups. Relative molar mass of part A and part B was determined by Gel Permeation Chromatography and the results were appropriate. Surface-energy was determined and results were between 33.6-47.17 mN/m and it increased when alkaline antifouling agent was put into the coating. Alkaline antifouling agent was releasing steadily when the coating film was dipped in seawater. As time gone, the pH value of seawater was increasing. Solubility parameter and results showed that there was no corrasive phenomenon between the polyethylene strand and the coating.
红外光谱分析结果表明,出现在A组分中的2275~2250cm~(-1)处的异氰酸酯特征吸收峰、B组分中的3390~3200cm~(-1)处硅羟基的特征吸收峰及出现在固化后涂膜中的1730cm~(-1)处氨基甲酸酯基团的特征吸收峰证明了涂料成膜物质交联固化符合本文的设计要求,即赋予涂膜低表面能特性的有机硅组分通过—OH基团与—NCO基团的反应已经链接到聚氨酯体系中;凝胶渗透色谱结果表明,成膜物质的A、B组分均为低分子量,符合预聚物的要求;涂膜表面能的测算结果表明,涂膜的表面能在33.6~47.17mN/m之间;加入碱式防污剂后涂膜的表面能略有升高;碱式防污剂的释放平稳,随着涂膜在海水中浸泡时间的增长,pH值有增加的趋势;用溶解度参数原则来评价涂料与网绳的涂装,结果表明,本试验研制的防污涂料对聚乙烯网绳无溶蚀作用。
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This paper discussed the influences of different cement, Inorganic Filler and the defoaming agent on the tensile strength and elongation at break of coating film;The influence of various of polymer-cement ratio (mass ratio of pure polymer to cement) and coating times on the tensile strength and elongation at break of coating film were researched;This paper also discussed the water Resistant Performance, watertightnessand the adhesion strength of wet subbase of coating film.
本文研究了不同种类的水泥、无机填料及消泡剂对涂膜拉伸强度和断裂伸长率的影响;研究了不同聚灰比(聚合物干量和水泥的质量之比)、不同的涂覆层数对涂膜拉伸强度和断裂伸长率的影响;讨论了涂膜的耐水性、不透水性、潮湿基面的粘接强度等防水性能。
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The coating can be used in woodware coating material, metal coating material and plastic coating material.
本发明的涂层材料可用于木器涂层材料、金属涂层材料、塑料涂层材料等。
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In this study, in order to promote the anti-corrosion performance of outdoor steel structure, some coating systems in common use were evaluated including aluminum tripolyphosphate painting system, inorganic zinc dust painting system, metal sprayed coating system, plastic sprayed coating system, complex thermal sprayed coating system and field maintain system.
为了提高特殊腐蚀环境下外露结构与设备之防蚀性能,本文针对目前常见的钢材涂装系统,包括三聚磷酸铝、无机锌粉漆、金属熔射、塑胶熔射、复合熔射及现场维护等涂装系统进行盐雾及大气曝露试验,希望藉由实地腐蚀试验,累积更多腐蚀数据及经验。
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The phase structure of the ceramic-coating includes γ-Al2O3, AlPO4 and CoO. The forming process of the ceramic-coating includes iron movement, melting of surface layer, movement of electrolyte towards the melting-zone and the final nucleus-forming and sintering. The ceramic coating looks like islands and islets. The ceramic coating and the matrix are integrated metallurgically.
结果表明:该陶瓷膜层由γ-Al2O3, AlPO4和CoO等组成;通过对陶瓷膜层的表面形貌和显微结构观察及分析,发现陶瓷膜层形成过程是一个离子运动,表面层不断被击穿形成熔融区,处理体系中的电解质不断向熔融区运动、成核并迅速烧结的过程;陶瓷膜层呈现岛屿状;陶瓷膜层与基体之间为冶金结合。
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The results show that antioxidation property of the modified phosphatic coating after oxidized for 30h at 700℃ is superior, weight loss percent of coating sample is only 1.76%. After thermal shock, i.e. for 3 min at 900℃ for 2 min at room temperature circulating about 30 times, for 3 min at 1100℃ for 2 min at room temperature circulating about 10 times, weight loss percent of coating sample is up to 1.97%, and coating don't slough off.
结果表明:在700 ℃氧化30 h后,改性磷酸盐涂料的防氧化性能优异,涂层试样的氧化失重率仅为1.76%,经过900 ℃、3 min 室温、2 min循环30次和1100 ℃、3 min 室温、2 min 循环10次连续热震后,涂层试样的失重率为1.97%。
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To 700?. There are several advantages of this new system, including good crimp property, wide coating amplitude, fast coating speed, small straight deviation, firm and even coating. Thus, a newly reelable vacuum aluminium coating system was developed for the deep processing of agricultural and food products.
并具有卷取性能好、镀膜幅度宽、镀膜速度快、跑偏量小、镀膜层牢固、均匀等特点,为食品和农产品深加工提供了一种新型的卷绕蒸发式高真空镀膜机。
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Secondly, by studying on the effect of metalized diamond on improving the composites bending strength, whose diamonds were coated by magnetron sputter Ti, Mo and TiN, electroless polyalloy Ni-Cr-P and Ni-W-P, molten salt coating Ti-Co-Cu, Cr-Ni-Cu and W-Cu-Co etc., some basic characteristics of ideal metalizing coating were presented. An original molten salt coating technology was also developed, and the coating equipment required is only a muffle oven and an alumina capsule, which is very suitable for tool factories in China.
其次,通过对磁控溅射镀Ti、Mo、TiN,化学镀Ni-Cr-P、Ni-W-P及熔盐沉积Ti-Co-Cu、Cr-Ni-Cu、W-Cu-Co等镀层对提高复合材料抗弯强度等方面的较系统的研究,提出了理想镀层应具备的几个基本特征;并针对我国金刚石工具厂家多、规模小的特点,创造性地开发出了一种不需要真空设备和保护气氛,只需要马弗炉和坩锅就可以进行镀膜的熔盐金属化技术。
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It illuminated that the TiN coating enhanced the load bearing capacity, and enlarged the using range of substrate material. MoS2 coating and TiN+ MoS2 composite coating both possessed the good capability for palliating radial fretting damage. The microslip increased in radial fretting when the solid lubrication coating was used on the contact interfaces. More system energy can be absorbed in this process in favor of reducing vibration.
TiN 涂层明显提高了基体材料的承载能力,扩大了其应用范围; MoS2涂层和 TiN+ MoS2复合涂层具有较好的抗径向微动损伤能力;固体润滑涂层增加了径向微动界面的微滑,并可吸收更多的系统能量,有利于系统的减振。
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The weight percentage for the components of the hyaline coating is as follows: SiO2 45 to 54 percent, B2O3 15 to 20 percent, one or more of Na2O, K2O and Li2O, 10 to 24 percent, one or more of TiO2, ZrO2 and ZnO, 6 to 18 percent , and the rest is one or more of CaO, MgO and CeO2. Firstly, the glass powder is mixed with the mill additions to be pulped and then plated on the surface of titanium or the titanium alloy. After being dried, the surface of titanium or the titanium alloy is directly used for a thermal hydrogen treatment or smelted at a temperature of 900 to 1, 000 DEG C for 15 to 30 minutes and then a hyaline coating with a thickness of 20 to 70 micrometers is formed on the surface of titanium or the titanium alloy; secondly, titanium or the titanium alloy plated with the coating is conducted a thermal hydrogen treatment. After the treatment technique is finished, the coating flakes off automatically in the process of cooling; and finally, a surface treatment is supplemented to meet the requirement of the workpiece surface.
该玻璃质涂层成分按重量百分比:45-54SiO2,15-20B2O3,10-24Na2O、K2O、Li2O中的一种或多种,6-18TiO2、ZrO2、ZnO中的一种或多种,余量CaO、MgO、CeO2一种或多种,将玻璃粉与磨加物混合制浆并涂覆在钛或钛合金表面,干燥后直接用于热氢处理,或在900-1000℃下熔烧15-30min,在钛或钛合金表面制得20-70微米玻璃质涂层,随后将制有该涂层的钛或钛合金置于氢气气氛下进行热氢处理,处理工艺结束后,涂层在冷却过程中自剥落,最后辅以表面处理即可满足工件表面要求。
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- To My Face
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- 推荐网络例句
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Listen,point and check your answers.
听,指出并且检查你的答案。
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Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.
但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例,经过临床的诊断后,其中施以温针治疗的48例,疗效显著,报道如下。1临床资料本组病例48
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Some known methods of remnant pump detection and automatic laser shut-down use communications, such as an OSC.
一些已知的残余泵浦检测和自动激光关断的方法利用诸如OSC的通信。