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1、,Dr.Sharon Guo,LANXESS Chemicals郭湘瑶博士 朗盛化学(上海)有限公司 工业橡胶制品部亚太区技术中心,Therban/HNBR a high performance elastomer from LANXESS德磐/氢化丁腈橡胶 朗盛高性能特种橡胶,Introduction1.介绍2.HNBR Regular Products2.HNBR常规产品3.HNBR Specialty Products3.HNBR特殊产品,Introduction 1.介绍,Recent Trends in Automotive Industry 目前汽车工业的发展趋势,high req
2、uirements on elastomers对弹性体要求很高,Tighter Emission Regulations Higher Performance Requirements排放控制法规越来越紧对汽车性能的要求提高了,允许释放量降低,EUIII EUIV,Emission Standards for New Vehicles(Light Duty)Asia亚州对轻型车辆污气排放控制法规也紧跟欧美,对密封材料的抗老化,抗油脂及抵抗其它化学品的性能要求更高了,Therban/HNBR(德磐/氢化丁腈橡胶),Therban/HNBR:Hydrogenated Nitrile Butadie
3、ne Rubber德磐/氢化丁腈橡胶-the newest specialty elastomer invented by LANXESS/Bayer 朗盛(原拜耳)首创了这种新型的特种橡胶-superior performance and durability to withstand more aggressive media(oil/fuel)and tougher engineering applications 在耐侵蚀性环境(油/燃油)中性能表现出众、抵抗力更为持久,能够应用在强度要求更高的工程应用领域Main Applications:主要应用领域:Seals/Gaskets/O
4、-rings,Belts,Hoses,Dampers,Stators etc.密封件/密封垫/O型圈,传动带,胶管,减震器,锭子等-Automotive Industry汽车工业-Heavy Equipment Industry机械工业-Oil Well Specialties油田工业-Wire and Cable Industry电线电缆工业,Typical Structure and Properties of HNBR氢化丁腈橡胶的典型结构和性能,Excellent Oil/Fuel Resistance;Good Thermal Oxidation Resistance卓越的耐油和耐燃
5、油性 良好的耐热氧化性Superior Mechanical Strength;Good Low temperature flexibility优异的机械性能 良好的低温性能Good processability 良好的加工性能,Global HNBR Market by Applications氢化丁腈橡胶全球市场的应用分布,2.HNBR Regular Products2.氢化丁腈橡胶常规产品,丙烯腈含量:34 43不饱合度:0%-15%,Good Thermal Oxidative Aging Resistance良好的耐热氧老化性能,X:HNBR 不同丙烯腈含量,Y:性能变化,Prop
6、erty Change-Immersion in Cecilia 20(504h/150oC)浸入Cecilia20中的性能变化(150oC/504小时),Excellent Performance in Engine Oil在发动机油中的性能表现突出,Y:性能变化,X:HNBR 不同丙烯腈含量,Stress Strain Immersion in Esso ATF LT71141(504 h/150oC)浸入Esso ATF L71141中的应力应变变化(150oC/504小时),Very Good for Application in ATF在ATF中有很好的性能,X:HNBR 不同丙烯腈
7、含量,Y:性能变化,Influence of ACN HNBR in various diesel test fluids在不同柴油中的耐油测试中,丙烯腈含量对HNBR耐油性能的影响,FAME=Fatty Acid Methyl Ester=脂肪酸甲酯,Increased ACN content supports performance 丙烯腈含量的增加有助于耐油性的提高Recommendation:use high ACN polymer 建议:使用丙烯腈含量高的HNBR,柴油是商业中使用的规格,X:HNBR 不同丙烯腈含量,HNBR Aging in Fuel C and“Fuel C+x
8、%Ethanol”HNBR在汽油和x%乙醇汽油中的老化,wt%in Fuel C+15%Ethanol在15%乙醇含量的乙醇汽油中的重量变化,wt%in Fuel C在汽油中的重量变化,wt%in Fuel C+5%Ethanol在5%乙醇含量的乙醇汽油中的重量变化,在燃油应用中选择丙烯腈含量高的聚合物,Before and after 1 hr Exposure to Carbon Dioxide at 23oC在23oC的温度下,暴露在二氧化碳中前及1小时后,HNBR in OWS ApplicationHNBR在油田工业上的应用,HNBR showed and maintained th
9、e best mechanical strengthHNBR表现出并且保持了最佳的机械强度,Resistance to mixture of carbon dioxide,methane and water at 150oC,20 MPa在150oC和20MPa压力的条件下,耐二氧化碳、甲烷和水的混合气体的能力Rating:5 is best,1 worst级别:5最佳,1最差,HNBR showed the best resistance to explosive decompressionHNBR表现出了最好的对爆发性减压的抵抗能力,HNBR in OWS ApplicationHNBR在
10、油田工业上的应用,HNBR performance summaryHNBR的主要性能,High strength 高强力Abrasion resistance 耐磨损性Excellent resistance to lubricating oils with chemically aggressive additives 极好的耐含腐蚀性添加剂的润滑油Good mechanical properties at elevated temperature 良好的高温物理机械性能Very good hot air resistance 非常好的耐热空气性能Good low temperature p
11、roperties 良好的低温性能,Low permeability to vapors and gases 蒸气和气体渗透性很低Good resistance to crude oil even in the presence of hydrogen sulfide,amines,and corrosion inhibitors 良好的耐原油性能,甚至在有硫化氢、胺和腐蚀性抑制剂存在的情况下Good resistance to ozone 良好的耐臭氧性能Good resistance to ATF fluids 良好的耐ATF性能High ACN grades can be used in
12、 diesel,bio-diesel,fuel and related applications 丙烯腈含量高的牌号可以用在柴油、生物柴油,燃油等相关燃料,3.HNBR Specialty Products3.氢化丁腈橡胶特殊产品-HXNBR(羧基化氢化丁腈橡胶)-LT HNBR(低温氢化丁腈橡胶)-AT-HNBR for easy processing(更易加工),Therban XT HXNBR,HXNBR:hydrogenated carboxylated nitrile butadiene rubber.氢化羧基化丁腈橡胶 Acid Level:5%;C=C:3.5%Goal:prov
13、ide heat and oil resistant polymer with superior abrasion resistance and excellent adhesion property.目的:提供耐热、耐油,并具有较好的耐磨损性以及极好的粘合性能,-Reactive COOH Groups反应性COOH基团Additional crosslinks by multivalent metal ions 多价金属离子提供了额外的交联键Best scorch safety with zinc peroxide 使用过氧化锌时,有最好的焦烧安全性Other cure/reactive
14、systems possible 可采用其他的硫化/反应体系No interference with sulfur and peroxide cure 与硫磺和过氧化物硫化之间相互没有影响e.g.,HXNBR(XT)Special Characteristics特殊性能,HXNBR vs HNBR-physical properties HXNBR与HNBR的性能比较,耐磨损性,抗撕裂性能尤其好,Paper-Making Rolls 造纸胶辊-improved abrasion resistance and heat resistance改进的耐磨损性和耐热性,HXNBR Performanc
15、e Benefits SummaryHXNBR的优异性能,Courtesy of Parker Hannifin Corp,HXNBR(XT)Potential Applications:HXNBR(XT)的应用潜能:Downhole Drilling(石油勘探,钻井)-improved mechanical strength/abrasion resistance-改进的物理机械强度/耐磨损性能Low-pressure seals for shock tools 用于震动器的低压密封件Drill bit seals 钻头密封件,Automotive 汽车工业-high modulus tim
16、ing belt;seals for abrasion resistance 高模量的同步带;耐磨损的密封件,Adhesive/Coating 粘合剂/涂料-heat/oil resistance with COOH functional groups 耐热耐油性,Introducing Bulky Flexible Groups LTHNBR引入大体积的柔性基团LTHNBR,Goal:balance oil resistance,mechanical strength,and heat resistance with improved low temperature flexibility目
17、的:改进的低温屈挠性,均衡了耐油、物理机械强度和耐热性,How?ACN level is not the only key factor at 34%CAN如何办呢?当丙烯腈含量小于34%时,丙烯腈含量不是唯一的关键因素。,Comparison of Regular HNBR with LT Products常规HNBR与LT牌号比较,1.LT grades have lower Tg(-40oC)with bulky flexible side groups 由于具有庞大的柔性侧基,LT牌号具有更低的Tg(-40oC)2.LT grades have 15-20 degree improve
18、ment in compound low temperature performance LT牌号在混炼胶的低温性能上做到了15-20度的改进。,LT Shows Good Performance in Oil Resistance 德磐LT良好的耐油性能,LT with 21%ACN performs as a 28%ACN Regular HNBR21%丙烯腈含量的德磐LT在耐油性能方面的表现和28%丙烯腈含量的常规HNBR一样,34 ACN,34 ACN,Low Temperature Dynamic Crack Growth 德磐LT低温动态龟裂特性,LT 2157,Tear Anal
19、yzer,Leverkusen,Therban LT Vulcanizates shows much Improved charateristics德磐LT硫化胶的低温动态性能显著提高,LT HNBR-Features vs.Standard HNBR德磐HNBR LT与常规HNBR的特征比较,increased low temperature flexibility(Tg-40C)增强了低温屈挠性better low temperature compression set properties,e.g.,30 vs.70%更好的低温压缩变形性能,例如30%对70%LT HNBR can be
20、 blended with standard HNBR to tailor low temperature property enhancements.LT HNBR可以和常规HNBR混合,来增强低温性能sulphur and peroxide curable as standard HNBR-ozone,heat and fluid resistance improves with higher saturation 与常规HNBR一样,可以用硫磺和过氧化物硫化提高饱和度,对臭氧、热氧化的抵抗力更强good balance of LT and oil resistance(28%ACN HN
21、BR)LT和耐油性能之间很好的平衡(28%丙烯腈HNBR)21%ACN,MU=70 丙烯腈含量21%,门尼粘度70-partially and fully saturated grades-部分或者完全饱和牌号-low mold fouling grades 低模具污染牌号,HNBR AT Advanced Technology德磐AT先进技术,Advanced Technology 先进技术21 43 ACN 丙烯腈含量21-43%39 Mooney 门尼粘度39Fully Saturated(RDB 0.9%)&Partially Saturated Grades 完全饱和(0.9%残留双
22、键)和部分饱和牌号Developed for Improved可采用Injection Molding 注塑成型Extrusion 挤出法Compression Molding 模压成型Transfer Molding 递模成型Excellent physical properties 极好的物理性能,Injection Molding注塑成型,AT HNBR Comparison with Regular HNBR德磐AT与常规HNBR比较,更高的产量,更低的能耗,表面更光滑,挤出成型实验,Viscosity Requirements for Different Rubber Processes 满足不同橡胶加工过程的粘度要求,HNBR AT Application Summary德磐AT的主要应用,模压成型,密炼,挤出,注塑成型,AT for easy processing,HNBR AT-Summary of Benefits德磐AT的主要优点,德磐AT可以和与之相应的常规德磐共混,如果遇到粘度过高的问题,必要时,可以将德磐AT与常规德磐共混,来调整混炼胶的粘度,AT易于加工,Thank You for Your Attention 感谢您对朗盛的关注!,