石油沥青
- asphalt;petroleum asphalt;oil asphalt;asphaltum
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30年埋地管道石油沥青涂层的老化分析
Ageing analyses of asphalt coating on underground pipelines used for 30 years
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微量石油沥青的TLC/FID族组成分析方法及其应用
Tlc / fid group compositional analysis of micro-amounts of asphalt and its application
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基于BP神经网络的石油沥青调合结果的预测
BP neural network used to predict asphalt blending result
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石油沥青质的NMR测定及其模型分子推测
NMR determination of petroleum asphaltenes and their model molecules evaluation
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SBS和APP树脂石油沥青防水卷材的研制
Development of Water - proof Petroleum Pitch Coiled Material Modified by SBS and APP Resins
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双亲分子与石油沥青质作用的zeta电位
The interaction between amphiphile and asphaltenes through zeta potential
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研究了SBS对石油沥青的改性及多胺活性剂aa对沥青的抗剥落效力。
Asphalt modified by SBS and antistripping effectiveness of asphalt contained a polyamine ( aa ) were studied .
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结论石油沥青可引起接触者DNA、染色体和大、小气道的损伤以及细胞免疫、体液免疫水平降低。
Conclusion It is suggested that petroleum asphalt may cause damage in DNA , chromosome , large and small airways , and decrease of cellular and humoral immunity functions in exposed workers .
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通过在煤焦油沥青中添加石油沥青获得沥青甲苯胶体溶液,然后与聚乙烯醇(PVA)的甘油溶液乳化,制备了煤沥青基炭微球。
Coal-tar pitch-based carbon microspheres were prepared by adding petroleum pitch using emulsifying pitch-toluene colloidal solution in polyvinyl alcohol ( PVA ) glycerol solution .
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利用模拟实验采集了民用燃煤污染源样品,在现场采集了焦化厂和石油沥青两类污染源样品,用GCMS联用技术测定了样品中13种多环芳烃。
Samples were collected in lab for civil coal combustion and in field for coke plant and petroleum asphalt , 13 polycyclic aromatic hydrocarbons ( PAHs ) were determined by GC / MS.
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SBS防水卷材是以聚脂纤维为胎体,以SBS橡胶改性石油沥青为漫渍涂盖层,以聚乙烯塑料薄膜为防粘隔离层的一种柔性油毡。
Waterproof coiled materials of SBS are a flexible felt of polyester fibre as casing , SBS modified asphalt as coating and polyethylene film as antiseizing separation layer .
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以TiFe粉和碳的前驱体(石油沥青)为原料,通过碳化制备TiFeC系反应喷涂复合粉末,并通过普通火焰喷涂技术成功制备了TiC/Fe金属陶瓷复合涂层;
A kind of Ti-Fe-C composite powder for reactive spray using ferrotitanium and asphalt as raw materials was prepared . TiC / Fe composite coatings were synthesized and deposited by reactive flame spray ( RFS ) .
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采用扫描电子显微镜(SEM)对实验室自制的石油沥青基球形活性炭(PSAC)的形貌进行了观察,通过BET测定对PSAC的孔结构进行了表征,并探讨了PSAC孔的形成机理。
Morphology and pore structure of petroleum pitch-based spherical activated carbon ( PSAC ) were studied respectively by SEM and BET .
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石油沥青改性用丁苯胶乳(SBRL)的合成及应用
Synthesis and application of SBR latex which is for the use of asphalt modification
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从综合利用重质油出发,以石油沥青为单体,对苯二甲醇为交联剂,在浓硫酸或对甲苯磺酸催化下合成了缩合多环多核芳香烃树脂(COPNA树脂)。
With a purpose of making comprehensive use of heavy residual oil , condensed polynuclear aromatic resin ( COPNA ) was prepared using petroleum asphalt as raw material and terephthalyl alcohol as cross linking agent under the catalysis of concentrated sulfuric acid or p toluenesulfonic acid .
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再生后沥青质标完全满足重交通道路石油沥青质量标准(GB50092-96)的要求,而且在老化前后延度、针入度比等关键指标优于这个标准的要求。
The property of regenerated asphalt meets the specification of heavy duty road asphalt ( GB50092-96 ) entirely and even excels to the requirement of the standard in ductility , the penetration ratio by aging .
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采用沥青薄膜烘箱试验(TFOT)和紫外线老化试验,对壳牌90号重交通道路石油沥青,以及掺加添加剂后沥青的针入度、软化点、延度和粘度等指标进行了试验研究。
Employing the rolling thin film oven test and ultraviolet radiation aging test , the pene - tration index , soft point , ductility and viscosity of AH-90 asphalt and other additives modified asphalt were investigated .
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由减压渣油生产石油沥青,以胜利100号高芳香烃的沥青为原料合成的改性COPNA-B树脂可做为油井防砂材料。
Petroleum asphalt was produced from vacuum residue . The modified COPNA-B resin was synthesized using Sheng-li No.100 petroleum asphalt . The resin can be used as the sand control agent in the high temperature oil well and heavy oil thermal recovery .
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大量的实验比较分析表明,可以通过一定比例的复合再生剂的调和作用,成功地使废旧沥青再生,且再生后沥青性质完全满足重交通道路石油沥青质量标准(GB50092-96)的要求。
Plenty of experiments about waste material show that waste asphalt mixture can be regenerated by regulate effect of certain proportion compound regenerative dose . The quality of regenerated asphalt can reach the requirement of the traffic road quality standard of petroleum asphalt ( GB 50092-96 ) completely .
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石油沥青致突变和致癌作用的实验研究
Experimental Research of the Carcinogenic and Mutagenic Effects of Petroleum Asphalt
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重交通道路石油沥青路用性能评价指标探讨
Discussion on rational evaluation index of heavy traffic paving asphalt performance
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GB/T494-1998建筑石油沥青石柱(纪念碑用或建筑用)
Asphalt used in roofing column stone ( monumental or building )
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利用废旧高分子材料制备改性石油沥青
Preparation of Modified Petroleum Pitch by Using Waste High Molecular Materials
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溶剂脱沥青工艺条件对重交通道路石油沥青质量的影响及对策
Influencing factor of solvent deasphalting unit producing heavy traffic road asphalt
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石油沥青质的吸附、沉淀机理及其影响因素
Adsorption and Precipitation Mechanism of Petroleum Asphaltene and its Influence Factors
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脱油沥青调合降蜡生产重交通道路石油沥青
DOA Produce Heavy Traffic Paving Asphalt by Blending and Reducing Wax
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石油沥青调和用芳烃油的质量及指标探讨
Discuss on quality index of Aromatic Oil used in Asphalt blending
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煤沥青与石油沥青共混作筑路材料
Blending of coal tar pitch with petroleum asphalt for paving materials
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石油沥青基球形活性炭孔结构和吸附性能的研究
Study on pore structure and adsorption properties of pitch-based spherical activated carbon
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浅议道路石油沥青标准及其试验方法
A Brief Commentary on Specifications of Paving Asphalt and Related Test Methods