学科分类
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19 个结果
  • 简介:Thethreeprojects——“Synthesisofdimethylcarbonatethroughureaalcoholysis”,“CleanprocessandcatalystforMDIproduction”and“Synthesisofdiphenylcarbonatethroughtrans-esterification”——jointlyperformedbyChengduOrganicChemicalCo.,Ltd.,PetroChinaUrumqiBranchCompanyandPetroChinaJilinBranchCompanyhavemetthetargetsspecifiedinthecontractandpassedtheexperts'acceptancecheckorganizedbyPetroChina.Thesethreeprojectsrepresentacleanproductionprocessthatappliesureaordimethylcarbonateinlieuofphosgeneasthefeedstocktomakedimethylcarbonate,

  • 标签: 二甲基碳酸盐 成都化学有限公司 中国石化公司 清洁生产 生产技术
  • 简介:一个新奇蒸汽液体经销商在在处理反应堆的水疗院使用的存在经销商上根据足够的学习被开发。冷模型测试数据证明新奇蒸汽液体分发者的液体分发表演比传统的显然好。新分发者的商业测试在在西诺佩克·昌灵·布朗奇同伴对待反应堆的300kt/a气体油水疗院被执行,证明newvapor液体分发者能改进液体分发,支持对待效率的水疗院并且导致比传统的更好的性能。

  • 标签: 加氢处理 蒸汽液体分配器 冷模型 生产技术
  • 简介:TheR&Dproject'commercialtestofolefinisomerizationtechnologyforincreasingbutene-1output'jointlyundertakenbytheSINOPECShanghaiPetrochemicalResearchInstituteandtheZhongyuanPetrochemicalCompanyhadpassedthetechnicalappraisalsponsoredbytheScienceandTechnologyDevelopmentDivisionofSINOPECon

  • 标签: 技术指标 丁烯-1 异构化 鉴定 输出 烯烃
  • 简介:PurificationoforiginalcrudeglycerolobtainedfrombiodieselproductionwasconductedinalaboratoryscaleequipmentbymeansofacombinedchemicalandphysicaltreatmentmethodbaseduponrepeatedcyclesofacidificationofliquidphasetothedesiredpHvaluebyusing5.85%H3PO4solutionforpHvalueadjustment,andthemixturewaskeptat70℃for60mintomakephaseseparationforobtainingaglycerol-richmiddlephase.Theyieldofcrudeglycerolreached81.2%.Subsequently,uponreactionoftheobtainedglycerolphasewith0.03%ofsodiumoxalateat80℃for30mintheimpurityremovalratewasequalto19.8%.Thefractionboilingbetween164℃and200℃wascollectedbyvacuumdistillationfollowedbydecolorizationwith2%ofactivecarbonat80℃fortwotimestoyieldtheproductglycerolwithanacceptablepurityof98.10%.

  • 标签: 生物柴油 粗甘油 正交试验法 废食用油 纯化 生产
  • 简介:TheYangziPetrochemicalCompanyhassuccessfullyimple-mentedthetestcommissioningofa45t/hpressurefilter(baseondryfeedmaterial)installedinthePTAunitwithitspressurefiltertechniquecommandingaleadingposition

  • 标签: 试车 过滤器 石油化学品 分离 回收 净化
  • 简介:DuringJuneandJuly2003,JingmenPetrochemicalCompanycardedoutthecommercialtestontechnologyforhigh-temperaturecrackingofC5fractiontodecreaseolefincontentofgasolineinDCCU.ThetestresultsshowedthattheolefincontentofDCCgasolinehaddecreasedfrom68.32m%to42.5m%,meanwhilethepropyleneyieldincreasedby0.90m%.

  • 标签: 石蜡 汽油 裂解炉 C5 DCCU 化学实验