| Patents for C07B 63 - Purification; Separation specially adapted for the purpose of recovering organic compounds; Stabilisation; Use of additives (4,057) |
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| 03/05/2015 | WO2015031182A1 Separation of propionic acid from acrylic acid |
| 03/05/2015 | WO2015030590A1 Process for purifying an acid composition comprising 2-formyl-furan-5-carboxylic acid and 2,5-furandicarboxylic acid |
| 03/05/2015 | WO2015030470A1 Method and device for continuously recovering (meth)acrylic acid |
| 03/03/2015 | US8969580 Purification method |
| 02/26/2015 | WO2015026162A1 Method for purifying isopropyl alcohol |
| 02/26/2015 | WO2015026161A1 Method for purifying isopropyl alcohol |
| 02/26/2015 | WO2015026160A1 Method for purifying isopropyl alcohol |
| 02/17/2015 | US8957249 Process for removing, isolating and purifying dicarboxylic acids |
| 02/04/2015 | CN103421519B 取向溶液的纯化装置 Oriented solution purification unit |
| 01/22/2015 | WO2015008973A1 Method for preparing sarpogrelate hydrochloride crystal form ii |
| 01/21/2015 | CN104302602A 用于控制及抑制芳香族乙烯基单体的聚合的改良添加组合物及其使用方法 For controlling and inhibiting the polymerization of an aromatic vinyl monomer modified additive composition and method of use |
| 01/21/2015 | CN103157439B 真菌毒素复合免疫吸附剂和免疫亲和柱与试剂盒及其应用 Mycotoxins and immune complex immunosorbent affinity column with the kit and its application |
| 01/21/2015 | CN102448918B 芳族化合物中获取间二甲苯的产率的工艺方法 Aromatic compound to obtain the yield of the process for meta-xylene |
| 01/20/2015 | CA2818377C Microwave vacuum-drying of organic materials |
| 01/15/2015 | WO2015005726A1 Bisphenol a preparation apparatus and preparation method |
| 01/14/2015 | EP2822920A1 Method for producing alpha-methyl styrene from cumene |
| 01/14/2015 | CN101903332B 4-羟基苯基烷基胺衍生物 4-hydroxyphenyl-alkyl amine derivative |
| 01/07/2015 | EP2821383A1 Stabilization of radiosynthetic intermediates |
| 12/31/2014 | CN102992930B α-乙酰基-γ-丁内酯生产过程中甲苯溶剂的回收工艺及其分离设备 -γ- recovery process α- acetyl-butyrolactone production process and separation equipment toluene solvent |
| 12/31/2014 | CN102363588B 一种应用于抗生素溶媒萃取工艺的脱色方法 Applied to decolorization method solvent extraction process antibiotics |
| 12/25/2014 | US20140378702 Processes for Separating Crude Acrylic Acids and Acrylates Comprising A Michael Addition Product |
| 12/24/2014 | CN102167706B 1-甲基环丙烯锂的制备方法 Preparation of 1-methyl cyclopropene lithium |
| 12/10/2014 | CN104203880A 由枯烯制备α-甲基苯乙烯的方法 Cumene prepared by the method of α- methylstyrene |
| 12/10/2014 | CN102725249B 碘克沙醇的制备和纯化 Preparation and Purification of iodixanol |
| 12/02/2014 | US8901335 Organometallic compound purification and apparatus |
| 12/02/2014 | US8900458 Method of isolating target substance using membrane and apparatus therefor |
| 11/04/2014 | US8877884 Adhesive composition, film adhesive, and method for producing the adhesive composition |
| 10/30/2014 | US20140323746 Isolation of anhydro sugar alcohols by selective adsorbents |
| 10/30/2014 | US20140319417 Process and supply unit for restabilizing free-radically polymerizable monomers |
| 10/21/2014 | US8864948 Dividing wall column for producing high-purity neopentyl glycol and manufacturing method using same |
| 10/08/2014 | EP2785669A1 Amine based additive composition for control and inhibition of polymerization of styrene, and method of use thereof |
| 10/07/2014 | US8853389 Process for refining cefmetazole sodium |
| 10/02/2014 | WO2014155248A1 Additive composition for control and inhibition of polymerization of aliphatic monomers, and methods of preparation and use thereof |
| 09/25/2014 | WO2014151407A1 High temperature isomerization of (e)-1-chloro-3,3,3-trifluoropropene to (z)-1-chloro-3,3,3-trifluoropropene |
| 09/25/2014 | WO2014150889A1 Methods for removing halogenated ethylene impurities in 2,3,3,3-tetrafluoropropene product |
| 09/25/2014 | WO2014147244A1 Stabilization of radiosynthetic intermediates |
| 09/12/2014 | WO2014138666A1 Retro-aldol reaction products and methods of making and using same |
| 09/12/2014 | WO2014138627A1 Production of phosphoric acid by a two-stage crystallization process |
| 09/09/2014 | US8829241 Continuous crystallisation process of iodinated phenyl derivatives |
| 09/03/2014 | EP2772479A1 Device and method for separating off water and recovering a carboxylic acid from reactor discharge during an aromatic compound oxidation reaction using energy donating coupled distillation |
| 08/26/2014 | CA2836200C Pressurized low polarity water extraction apparatus and methods of use |
| 08/19/2014 | CA2712076C Production of lithium diphenylphosphide |
| 08/19/2014 | CA2657630C Improved membrane separation process using mixed vapor-liquid feed |
| 08/13/2014 | CN103977592A 包含双再沸器的精馏装置及用该装置脱除轻溶剂的方法 Rectifying means comprises dual reboiler of the apparatus and method for removing light with a solvent |
| 08/13/2014 | CN102325740B 使用蒸馏助剂蒸馏离子液体 Ionic liquids distilled using a distillation aid |
| 08/06/2014 | CN103964989A 从氨基酸的碱金属盐的水溶液中连续分离纯化氨基酸的系统 Continuous separation and purification of amino acids from an aqueous solution system of an alkali metal salt of amino acid |
| 07/23/2014 | EP2755503A1 Method and plant for processing wet olive pomace |
| 07/23/2014 | CN103946186A 用于控制及抑制苯乙烯的聚合的基于胺的添加剂组合物及其使用方法 For controlling and inhibiting additive compositions based on their use of an amine polymerization of styrene |
| 07/16/2014 | CN103922956A 碘化苯基衍生物的连续结晶方法 Continuous crystallization method iodinated phenyl derivatives |
| 07/16/2014 | CN103922879A 一种脱除热敏性固体药物中残留溶剂的装置 An apparatus for heat-sensitive drugs in solid residual solvent removal |
| 07/16/2014 | CN103922878A 一种脱除热敏性固体药物中残留溶剂的方法 A process for removing residual solvent in the heat-sensitive solid pharmaceutical methods |
| 07/16/2014 | CN103920477A 一种葫芦[6]脲键合硅胶固定相、制备方法及应用 One kind of cucurbit [6] uril bonded silica stationary phase, preparation method and application |
| 07/10/2014 | US20140191422 Sublimation method for the purification of organic small molecules |
| 07/02/2014 | CN103006793B 瓜子金抗炎有效部位的分离纯化工艺 Separation and Purification of anti-inflammatory effective part of the gold seeds |
| 07/01/2014 | US8766002 Preparation and purification of iodixanol |
| 06/26/2014 | WO2014098458A1 Method and apparatus for purifying organic material using ionic liquid |
| 06/26/2014 | WO2014098454A1 Method for purifying d-chiro-inositol from solution comprising myo-inositol and d-chiro-inositol |
| 06/25/2014 | CN103880576A 一种脱除热敏性固体药物中残留溶剂的装置 An apparatus for heat-sensitive drugs in solid residual solvent removal |
| 06/25/2014 | CN102007111B 有机材料的稳定和表面改性 Stability and surface-modified organic material |
| 06/25/2014 | CN101423449B 使烯属不饱和单体稳定化的方法 The ethylenically unsaturated monomer is a method of stabilizing |
| 06/19/2014 | WO2014093482A1 Dehydration of acetic acid by azeotropic distillation in the production of an aromatic acid |
| 06/19/2014 | WO2014091226A1 Methods for making active crystalline materials |
| 06/18/2014 | EP2743246A1 Alpha-Metylstyrene-based copolymer |
| 06/12/2014 | CA2818377A1 Microwave vacuum-drying of organic materials |
| 06/04/2014 | EP2736912A2 Methods of isolating 4-chloro-2-fluoro-3-substituted-phenylboronic acids |
| 06/04/2014 | CN103833497A Method for treating crude cyclic ether by using ethanolamine and fine cyclic ether |
| 06/04/2014 | CN102911891B Pseudomonas aeruginosa capable of secreting fluorescent iron carrier and application thereof |
| 05/27/2014 | CA2697002C Ionic additive for catalysis in biphasic reaction systems |
| 05/22/2014 | WO2014077998A1 Recovery of ethylene from methanol to olefins process |
| 05/21/2014 | CN103814034A 分离4-氯-2-氟-3-取代-苯基硼酸的方法 Separation of 4-chloro-2-fluoro-3-substituted - phenyl boronic acid method |
| 05/21/2014 | CN103814008A 芳香族化合物进行氧化反应时，利用供能量结合蒸馏从反应器排放物中分离水并回收羧酸的装置及方法 Apparatus and methods for oxidation reaction of an aromatic compound, using the binding energy for the distillation of water was discharged from the reactor and recovering carboxylic acid |
| 05/08/2014 | WO2014071351A1 Metal-organic framework for the separation of alkane isomers |
| 05/08/2014 | WO2013158411A8 Methods of separating compounds |
| 05/07/2014 | CN103772086A 一种海洋微生物小分子代谢产物馏分制备的前处理工艺 A pre-treatment process of small molecule metabolites from marine microorganisms fractions prepared |
| 05/07/2014 | CN101815773B E-1,1,1,4,4,5,5,5-八氟-2-戊烯的共沸和类共沸组合物 E-1,1,1,4,4,5,5,5- octafluoro-2-pentene in the azeotropic composition and azeotrope-like compositions |
| 04/30/2014 | CN103755507A Method for extracting plant total flavones through normal-temperature low-dosage irradiation |
| 04/30/2014 | CN103755506A Separation method for solid-phase biomass hydrothermal liquefaction products |
| 04/17/2014 | US20140107353 Reductive Biomass Liquefaction |
| 04/09/2014 | EP2714696A1 A method for preparation of anhydrosugar alcohols |
| 04/09/2014 | EP2714643A1 Method for producing triacetin from tobacco |
| 04/03/2014 | WO2014051307A1 Sublimation purification apparatus |
| 04/01/2014 | CA2547305C Polyphenol-enriched composition from cocoa shell extraction |
| 03/26/2014 | CN1972884B Molecularly imprinted polymers selective for nitrosamines and methods of using the same |
| 03/26/2014 | CN103664435A Decolorization method of drug or intermediate thereof |
| 03/19/2014 | CN103649095A Method for preparation of anhydrosugar alcohols |
| 03/19/2014 | CN103642862A Method for separating and extracting composite amino acid from hibiscus syriacus leaf |
| 03/06/2014 | WO2014034124A1 Simple production method |
| 03/05/2014 | CN103613480A Device and method for recycling low-concentration organic solvent |
| 02/28/2014 | CA2836200A1 Pressurized low polarity water extraction apparatus and methods of use |
| 02/26/2014 | EP2700627A1 Method for producing complex crystal and method for screening complex crystal |
| 02/26/2014 | EP2699534A2 PROCESS FOR PRODUCING TRANS-1233zd |
| 02/19/2014 | CN103596907A Production of para-xylene |
| 02/12/2014 | CN103566613A Rectification device and process for low-concentration organic solvent aqueous liquor recycling heat pump |
| 02/05/2014 | CN103562173A Method for producing triacetin from tobacco |
| 02/05/2014 | CN103551133A Bonded silica gel stationary phase with multi-acting-force mixed modes as well as preparation method and application thereof |
| 01/22/2014 | EP2686290A2 Improved methods for producing bioderived propylene glycol |
| 01/22/2014 | CN103534227A Process for producing trans-1233zd |
| 01/22/2014 | CN103524283A Method for extracting monophenol compounds and pyrolysis lignin from biological oil |
| 01/15/2014 | CN203393060U Electronic-grade chemical reagent purification device |
| 01/14/2014 | US8628644 Utilizing ionic liquids for hydrofluorocarbon separation |