| Patents for C07C 37 - Preparation of compounds having hydroxy or o-metal groups bound to a carbon atom of a six-membered aromatic ring (10,407) |
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| 04/05/1994 | US5300698 From 4-hydroxyacetophenones or 4-hydroxyacetophenone-anils; condensation, cyclotrimerization |
| 04/05/1994 | US5300562 Process for preparing phenolic binder |
| 04/05/1994 | CA1328273C Exothermic reaction process in a fixed-bed catalytic reactor |
| 03/30/1994 | EP0589621A1 Substituted styrenes |
| 03/30/1994 | EP0589588A1 Process for the production of phenol, acetone and alpha methylstyrene |
| 03/30/1994 | EP0588973A1 Process for the preparation of a phenol |
| 03/30/1994 | CN1024098C Process of para-tertiary butyl catechol recovery |
| 03/30/1994 | CN1024097C Catalysts for catalytic pyrolysis of phenol distillation residue and process for recovering useful substances by pyrolysis same |
| 03/23/1994 | EP0587949A1 Adsorptive separation of cresol isomers |
| 03/16/1994 | EP0587050A1 Process for the preparation of an aromatic group substituted olefins from chloroaromatics |
| 03/15/1994 | US5294732 Polysubstituted fullerenes and their preparation |
| 03/15/1994 | CA2105187A1 Process |
| 03/08/1994 | US5292970 Alkylation |
| 03/08/1994 | US5292969 Preparing 1,3,5-trimethyl-2,4,6-tris(3,5-dialkyl-4-hydroxy-benzyl)benzene, acid catalyst |
| 03/08/1994 | US5292968 Process for producing over-based alkaline earth metal phenate |
| 03/08/1994 | US5292748 Process for the production of substituted vinylbenzenes |
| 03/02/1994 | CN1083042A Process for producing highly pure phenol |
| 02/23/1994 | EP0583835A1 Process for removal of tar in a phenol preparation process |
| 02/23/1994 | EP0583712A2 Process for the preparation of bisphenols |
| 02/23/1994 | CN1082557A Method of dephenolization for preparing high quality polycarbonic ester grade bisphenol A |
| 02/23/1994 | CN1082530A Method to manufacture p-nonylphenol |
| 02/22/1994 | US5288927 Para-selective butylation of phenol over fairly large-pore zeolites |
| 02/22/1994 | US5288926 Process for preparing a bisphenol |
| 02/15/1994 | US5286902 Hydroperoxidizing, heating to convert to alcohol, alkylating, hydroperoxidizing, epoxidizing, heating to form aldehyde, oxidizing to acid |
| 02/09/1994 | CN1081665A Process for preparing bisphenol A of good heat stability |
| 02/08/1994 | US5284981 For preparation of bisphenol polycarbonate intermediates |
| 02/03/1994 | WO1994002245A1 Catalysts and their use in oxidation of satured hydrocarbons |
| 02/01/1994 | US5283376 Method of phenol extraction from phenol tar |
| 02/01/1994 | US5283375 Process for high purity tetrabromobisphenol-A |
| 01/27/1994 | DE4223979A1 2,4-Di:methyl-phenol prodn. from o-cresol and formaldehyde - by catalytic condensation to bis:hydroxy-methyl-phenyl- methane and hydrogenative cracking; useful as antioxidant or plant protective agents |
| 01/26/1994 | EP0579666A1 Selective hydroxylation of phenol or phenolic ethers. |
| 01/25/1994 | US5281689 Polycarbonate from bis[4'-(4-hydroxyphenyl)-phenyl]alkanes |
| 01/20/1994 | WO1994001388A1 Cyclobutabenzene monomers and methods of making and using same |
| 01/20/1994 | WO1994001387A1 Process for producing cresols |
| 01/19/1994 | EP0578863A1 Method of reducing nitrogen oxide content in gas |
| 01/19/1994 | CN1080914A Process for preparing 2,2-di(4-hydroxy phenyl) propane |
| 01/16/1994 | CA2100406A1 2,4-dialkyl-6-sec-alkylphenols |
| 01/12/1994 | EP0578550A1 Process for the para-hydroxyalkylation of hydroxylated aromatic compounds |
| 01/11/1994 | US5278343 Isomerizing 2-methylene-1-tetralone in presence of palladium, rhodium or ruthenium catalyst previously treated with hydrogen gas in amount to promote isomerization |
| 01/06/1994 | WO1994000423A1 Cross-coupling process of boric acids with halogenated compounds |
| 01/05/1994 | DE4220412A1 Cleavage of polycarbonate(s) to give bisphenol(s) and di:aryl carbonate(s) - by catalytic transesterification with phenol(s), isolation of bisphenol, flash distn. of residue and fractionation of distillate |
| 01/05/1994 | CN1080280A Process for producing over-based alkaline erath metal phenate |
| 01/05/1994 | CN1023398C Preparation for alpha-methyl benzyl phenol |
| 01/04/1994 | US5276215 Alkylphenol synthesis using zeolites as catalysts, particularly dealuminized y-zeolites |
| 01/04/1994 | US5276213 Special dihydroxydiphenyl bicycloalkanes, their production and their use for the production of high molecular weight polycarbonates |
| 01/04/1994 | US5276198 Process for producing 2-methyl-1,3-cyclohexanedione and 2-methylresorcinol |
| 01/04/1994 | US5275758 Production of ultrafine suspensions of bisphenol, sodium hydroxide and water |
| 01/04/1994 | CA1325812C Preparation of halogenated phenols |
| 12/30/1993 | CA2099681A1 Oxidation process of aromatic compounds carrying an oxidable alkyl group |
| 12/29/1993 | CN1079952A Process for production of cresols |
| 12/28/1993 | US5274176 Producing a 4-acetyltrialkylphenol form a trialkyl hydroquinone |
| 12/26/1993 | CA2072273A1 Process |
| 12/23/1993 | DE4220082A1 Linear poly:cyclic cpds. prodn. from boronic acid and halogen cpds. - by cross-coupling in aq. solvent in presence of catalyst and water-soluble borate, esp. prodn. of liquid crystal cpds. with fluoro-phenoxy gp. |
| 12/22/1993 | CN1079675A A process for production of a granula of 2,2-bix(4-hydroxy phenyl) propane |
| 12/22/1993 | CN1023217C Process for producing phenols |
| 12/15/1993 | EP0574031A1 Process for producing tetrabromobisphenol A |
| 12/14/1993 | US5269887 Process for the purification of bisphenols |
| 12/14/1993 | CA1325228C Process for preparation of phenol |
| 12/08/1993 | EP0573077A1 Method for production of phenol/acetone from cumene hydroperoxide |
| 12/08/1993 | EP0573070A2 Process for purifying phenol |
| 12/08/1993 | EP0460111B1 Preparation of 4-substituted aryl olefins |
| 12/07/1993 | US5268524 Preparation of linear alkyl aromatics |
| 12/07/1993 | US5268512 Catalyst and process for producing phenol |
| 12/01/1993 | EP0572154A1 Tetrabromobisphenol a having a large particle size and process for its production |
| 12/01/1993 | EP0571947A1 Method for preparing 4,4'-biphenol |
| 12/01/1993 | EP0571447A1 Catalytic hydroxylation of phenol. |
| 11/30/1993 | US5266716 Process for the splitting of polycarbonates |
| 11/24/1993 | EP0571042A2 Procedure for the recovery of phenol from its mixtures containing cumene and alpha-methylstyrene |
| 11/24/1993 | CN1078715A Combined process for production of 1-Naphthol and Beta-Naphthol |
| 11/23/1993 | US5264636 Process for producing highly pure phenol |
| 11/23/1993 | US5264094 Process for the preparation of fluorobenzenes |
| 11/23/1993 | US5264085 Method of separating components of phenols mixture by distillation |
| 11/16/1993 | US5262552 Reacting mevalonolactol derivative with benzene magnesium chloride derivative to obtain phenylpentanetriol compound, acylation, reduction oxidation |
| 11/16/1993 | US5262508 Process for preparing alkyl phenol-sulfur condensate lubricating oil additives |
| 11/16/1993 | US5262016 Process for purifying phenol |
| 11/14/1993 | WO1993020030A1 Hydrodehalogenation of aromatic compounds |
| 11/14/1993 | CA2110726A1 Hydrodehalogenation of aromatic compounds |
| 11/10/1993 | EP0568819A1 Process for the preparation of 3-(hydroxyphenyl)-propionaldehydes and optionally the preparation of 3-(hydroxyphenyl)-propanols |
| 11/10/1993 | EP0568817A2 Process for producing highly pure phenol |
| 11/10/1993 | CN1078228A Method and equipment for separating hydrogen chloride from reaction liquid of bi phenol-A |
| 11/03/1993 | EP0567857A1 Bisphenol synthesis on modified ion-exchanger resins using especially purified carbonyl compounds |
| 11/03/1993 | EP0567855A1 Method of production of highly pure bisphenol-A by fractional crystallization |
| 11/03/1993 | EP0567847A1 Halogenation process in advantageous solvents |
| 11/02/1993 | US5258554 Reaction of benzyl alcohol and p-chlorophenol, acid catalyst, selectivity |
| 11/02/1993 | CA1323881C Alkylation of aromatic hydrocarbons in a fixed bed catalytic process |
| 10/27/1993 | EP0567338A2 Method of phenol extraction from phenol tar |
| 10/27/1993 | EP0566798A1 Bisphenol a production using acid modified clay catalysts |
| 10/26/1993 | US5256829 Debromination of dibromonaphthols |
| 10/26/1993 | US5256809 Method for preparing a salt of 4-hydroxystyrene and for preparing 4-tertiary-butoxycarbonyloxystyrene therefrom |
| 10/26/1993 | CA2092869A1 Preparation of 3-(hydroxyphenyl)propionaldehydes and, where appropriate, the preparation of 3-(hydroxyphenyl)propanols |
| 10/24/1993 | CA2094654A1 Method of phenol extraction from phenol tar |
| 10/21/1993 | CA2078457A1 Bisphenol a production using acidic clay catalysts |
| 10/19/1993 | US5254753 Production of aryl ethanols |
| 10/19/1993 | US5254751 Method for the decomposition of cumene hydroperoxide by acidic catalyst to phenol and acetone |
| 10/19/1993 | US5254750 To neutralize; solvent extraction |
| 10/19/1993 | US5254746 Hydroxylation of phenols/phenol ethers |
| 10/19/1993 | CA1323462C Halogenated epoxy resins and advanced resins prepared therefrom |
| 10/19/1993 | CA1323154C Apparatus and process for producing prills |
| 10/13/1993 | CN1077187A Method for production of 2,2-di (4-hydroxyl phenyl) propane |
| 10/06/1993 | EP0564333A1 Process for hydroxylation of phenolic compounds |