Preparation method of caprolactam hydrofining catalyst, catalyst and method for refining caprolactam by using catalyst
CN112079698A
Process for preparing 1-chloro-1- (chloroacetyl) cyclopropane
CN111961483A
Needle coke, process for producing the same, and apparatus for producing the same
CN111574371A
Method and device for joint production of anhydrous gas-phase formaldehyde and methyl methacrylate
CN111574374A
Separation method and separation equipment for methyl methacrylate crude product
CN111574375A
Separation method and separation equipment for methyl acrylate crude product gas
CN111574370A
Method and equipment for producing methyl acrylate by anhydrous gas-phase formaldehyde
CN111574369A
Method for preparing methyl methacrylate by condensing methyl propionate and formaldehyde aldol and multi-stage reaction system
CN111575040A
Production method of high-softening-point asphalt
CN110567852A
Rapid detection method for quinoline insoluble substances in asphalt
CN110423629A
A kind of preparation method of high-density carbon/carbon cellulosic material dipping agent bitumen
CN110437862A
A kind of preparation method of mesophase pitch coke, mesophase pitch be burnt, negative electrode material and lithium battery
CN110499175A
A method of super regular high-purity pitch coke is prepared by mid temperature pitch
CN110156984A
A kind of semiaromatic branched polyamide block copolymer and preparation method thereof
CN111548258A
Use of sulfonyl type compounds as chlorination reagents
CN110886029A
Antistatic polyamide 6 fiber and preparation method thereof
CN110756217A
Denitration catalyst and preparation method and application thereof
CN110669215A
Method for preparing glass fiber reinforced nylon by in-situ polymerization and glass fiber reinforced nylon prepared by using method
CN110590507A
Method for preparing 1, 2-hexanediol by oxidizing 1-hexene
CN110339839A
A kind of method preparing microspherical catalyst, by this method preparation microspherical catalyst and use the method for the catalyst preparation cyclopentanone
