| 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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| 04/05/2006 | EP1318135B1 Method for producing 1,1-bis-(4-hydroxyphenyl)-3,3,5-trimethylcyclohexane |
| 04/05/2006 | EP1318134B1 Process for producing 1,1-bis(4-hydroxyphenyl)-3,3,5-trimethylcyclohexane |
| 04/05/2006 | CN1756729A Bromination of hydroxyaromatic compounds and further conversion to dihydroxyaromatic compounds |
| 04/05/2006 | CN1249003C Bisphenol compound composition with excellent thermal stability |
| 04/05/2006 | CN1249002C Method and installation for separating and purifying diphenols in the phenol and phenol derivatives industry |
| 04/05/2006 | CN1249001C Process for producing bisphenol A |
| 04/04/2006 | US7022886 Selective catalytic oxybromination of hydroxyaromatic compounds |
| 04/04/2006 | US7022161 Process using alumina agglomerates to eliminate organic oxygen-containing molecules present in an organic effluent |
| 03/30/2006 | US20060065875 Phenolate-containing formulation with low freezing point |
| 03/29/2006 | EP1532093B1 Hydroxylation process for aromatic compounds containing a dioxa- heterocyclic system |
| 03/29/2006 | CN1753856A Process for recovering an adduct of a bis(4-hydroxyaryl) alkane and a phenolic compound |
| 03/29/2006 | CN1752063A Manufacturing technology of high whiteness tetrabromo biphenol A |
| 03/29/2006 | CN1247505C Tertiary butyl phenol synthesis method by methyl tertiary butyl ether alkylation reaction |
| 03/28/2006 | US7019180 Method of purifying phenol |
| 03/28/2006 | US7019179 Oxidizing aromatic compound with a heteropolyacid and/or salt or mixture containing P or Si and V, Mo or W; and eitherreducing to form a hydroxide group, coupling with O2 or alkylation or alkenylation using Pd compound catalyst |
| 03/23/2006 | WO2005040102A3 Novel compounds and their use as antidiabetic and hypolipidemic agents, process for their preparation and pharmaceutical compositions containing them |
| 03/22/2006 | EP1636157A2 Integrated process for the production of bisphenol a from cumene hydroperoxide |
| 03/22/2006 | EP1636156A1 Integrated process for the production of bisphenol a from cumene hydroperoxide |
| 03/21/2006 | US7015365 Methods for preparing cycloalkylidene bisphenols |
| 03/15/2006 | EP1633692A2 Cyclohexyl derivatives as selective estrogen receptor modulators |
| 03/15/2006 | EP1633691A1 Method for producing 2,2'-dihydroxy-biphenyls |
| 03/15/2006 | EP1042264B1 High selective method of phenol and acetone production |
| 03/15/2006 | CN1747922A Process for producing phenol and methyl ethyl ketone |
| 03/15/2006 | CN1747920A Method of purifying phenol |
| 03/15/2006 | CN1747919A Method of making high purity phenol |
| 03/15/2006 | CN1747910A Process for production of iodine compounds and process for production of high-purity 5-iodo-2-methylbenzoic acid |
| 03/14/2006 | US7012255 Method of measuring the concentration of hydroperoxides of alkylaromatic hydrocarbons |
| 03/09/2006 | US20060052632 Process for production of hydroxygbenzoic acids |
| 03/08/2006 | CN1745053A Process for manufacture of bisphenols |
| 03/08/2006 | CN1743300A Preparation of 4-cumyl phenol and 2,4-dicumylic phenol from 2,4,6-tricumylic phenol |
| 03/08/2006 | CN1244530C Green synthesis process for carvacrol for fodder antibacterial agent |
| 03/08/2006 | CN1244529C Process for extracting phenol by optimization of alkali usage |
| 03/08/2006 | CN1244528C Method for preparing 2,2'-di(4-hydroxy-cyclohexyl) propane |
| 03/02/2006 | WO2006023119A1 Dense phase oxidation of benzene |
| 03/02/2006 | WO2006022251A1 Epoxy resin composition, novel phenol resin, novel epoxy resin, method for producing phenol resin, method for producing epoxy resin, and cured product of epoxy resin composition |
| 03/01/2006 | EP1628945A1 Depigmenting agents |
| 03/01/2006 | CN1741979A Process for the synthesis of bisphenol |
| 03/01/2006 | CN1740130A Prepn process of 2-fluoro-6-chlorophenol |
| 03/01/2006 | CN1740129A Prepn process of hydroquinone and phenol |
| 03/01/2006 | CN1740128A SO2 acidifying process of producing coarse phenol and co-producing anhydrous sodium sulfite |
| 03/01/2006 | CN1243703C High purity 4,4-isopropylidene-bis-(2,6 d1 bromophenol) and preparation thereof |
| 02/23/2006 | US20060041145 Process for producing pyridylethylthio compound, modified ion exchanger and process for producing the same, and process for producing bisphenol compound |
| 02/22/2006 | CN1738787A Process for producing bisphenol a |
| 02/22/2006 | CN1736986A Polyhydroxy stilbenes compound preparation and uses as drugs for suppressing SARS |
| 02/21/2006 | US7002053 Method for preparing high-purity diisobutene |
| 02/21/2006 | US7002048 Conversion of hydroxyacetone to higher boiling compounds other methylbenzofuran by heating, then distillation, and treating with acidic resin to convert MBF to products boiling higher than phenol |
| 02/21/2006 | US7002047 Biocatalytic synthesis of quinic acid and conversion to hydroquinone |
| 02/21/2006 | US7002046 Process for the recovery of dihydroxybiaryl compounds |
| 02/16/2006 | WO2006015826A1 Process for producing phenol and methyl ethyl ketone |
| 02/16/2006 | WO2006015825A1 Production of bisphenol-a |
| 02/15/2006 | CN1733674A Preparation method of double(2-hydroxyl hexafluopropyl) phenol |
| 02/15/2006 | CN1733673A Method for preparing antimer (R)or (S)-1,1'-bi-2-naphthol |
| 02/15/2006 | CN1733672A 2-tertiary-butyl-4-methyl phenol preparation method |
| 02/15/2006 | CN1733671A Coupling type heating method for preparing pyrogallic acid |
| 02/15/2006 | CN1241837C Process for extracting alkali salt or ammonium salt of phenol, naphthol, anthranol or phenanthrol |
| 02/09/2006 | WO2006015036A2 Processes for preparing benzoquinones and hydroquinones |
| 02/09/2006 | CA2574588A1 Anti-oxidant macromonomers and polymers and methods of making and using the same |
| 02/09/2006 | CA2574581A1 Anti-oxidant macromonomers and polymers and methods of making and using the same |
| 02/08/2006 | CN1241076C Production control method |
| 02/08/2006 | CN1240654C Method for preparing 2,6-dimethylphenol |
| 02/08/2006 | CN1240653C Process for neutralization of residual acid species in crude dihydric phenols |
| 02/08/2006 | CN1240646C Process for preparing (-) menthol and similar compounds |
| 02/07/2006 | US6995294 attaching promoters comprising sulfur compouds to solid catalyst support selected form polystyrene, zeolites or silica; condensation of phenols and acetone to 4,4'-isopropylidenediphenol; catalysts selectivity |
| 02/07/2006 | US6995108 Method for producing catalysts by acid activation |
| 02/07/2006 | US6994798 Aqueous, phenolates-containing liquid formulation having a solidification point of less than or equal to -10 degrees C. wherein said formulation contains the following components: a) 50-80% by wt. of one or more phenolates; b) 0.1-10% by wt. of |
| 02/02/2006 | WO2006012312A1 Methods for preparing 1, 1, 1 -tri s(4-hydroxyphenyl)alkanes |
| 02/02/2006 | US20060025634 Processes for preparing benzoquinones and hydroquinones |
| 02/02/2006 | US20060025474 Bisphenyl compounds useful as vitamin D3 receptor agonists |
| 02/01/2006 | CN1729227A Polycarbonates, polyester carbonates and polyesters having lateral, cycloalkyl-substituted phenols |
| 02/01/2006 | CN1239264C Catalyst for mfg. of disphenol and method for mfg. disphenol using the same |
| 02/01/2006 | CN1239257C Preparation of composite oxidant catalyst for phenol hydroxylation |
| 02/01/2006 | CN1239256C Modified compound oxide catalyst, preparing method and use thereof |
| 01/31/2006 | US6992228 Method for producing bisphenol catalysts and bisphenols |
| 01/31/2006 | US6992227 Process for producing 1, 1-bis(4-hydroxyphenyl)-3,3,5-trimethylcyclohexane |
| 01/31/2006 | US6992037 Catalyst composite containing a metal catalyst and a specifically defined carbon support containing a carbonaceous material |
| 01/26/2006 | US20060020047 Processes for the production of cumene, polyetherimides, and polycarbonates |
| 01/25/2006 | EP1385928B1 Method for purifying long-chain alkyl phenols and the mannich adducts thereof |
| 01/25/2006 | EP1140754B1 Method and device for producing bisphenol a prills and bisphenol a prills produced according to this method |
| 01/25/2006 | CN1726176A Co-production of phenol, acetone, alpha-methylstyrene and propylene oxide, and catalyst therefor |
| 01/25/2006 | CN1724495A Method of preparing veralkanol from Chinese medicinal herb plant polygonum cuspidatum |
| 01/25/2006 | CN1724103A 蒸馏塔 Distillation column |
| 01/25/2006 | CN1238316C Process for preparing phenol derivative |
| 01/25/2006 | CN1238311C New aromatic compound hydrogen peroxide hydroxylation synthesis method |
| 01/25/2006 | CN1238110C 双酚a合成催化剂及其制备方法 A bisphenol A synthesis catalyst and preparation method |
| 01/24/2006 | US6989467 Microwave induced process for the preparation of substituted 4-vinylphenols |
| 01/19/2006 | US20060014986 crystallizing bisphenol A from water and separating the crystals from the liquid phase; separating a bisphenol-rich phase and feeding it with phenol into an adduct crystallizer to form a crystalline adduct of phenol and bisphenol A; and separating the crystalline adduct from the mother liquor. |
| 01/19/2006 | US20060014985 Oxidizing cumene to cumene hydroperoxide in a liquid phase in the presence of an oxidizing agent and of a basic pyridinic resin, the basic resin not releasing inorganic cations to the reaction environment; drastic reduction of dimethylphenolcarbinol byproduct; catalyst does not require a regeneration |
| 01/19/2006 | US20060011541 crystallizing adduct of bisphenol A with phenol from solution of bisphenol A in phenol to form slurry, bisphenol A being produced by reacting phenol and acetone in the presence of an acid catalyst, subjecting resultant slurry to solid-liquid separation treatment, and removing phenol from solids |
| 01/19/2006 | DE102004032232A1 Verfahren zur Abtrennung von Phenol aus phenolhaltigen Strömen aus der Herstellung von Bisphenol A A process for separating phenol from phenol-containing streams from the production of bisphenol A. |
| 01/18/2006 | EP1615867A1 Method of purifying 2,6-xylenol and method of producing poly(arylene ether) therefrom |
| 01/17/2006 | CA2130838C Process for the preparation of polyisobutyl hydroxyaromatics |
| 01/11/2006 | EP1613580A1 Method for preparing hydroquinones from mixtures of bromophenols and benzoquinones |
| 01/11/2006 | EP1613578A2 Olivetol-cyclodextrin complexes and regio-selective process for preparing delta 9-tetrahydrocannabinol |
| 01/11/2006 | EP1318971B1 Method for recovering material values from bisphenol tars |
| 01/11/2006 | CN1718279A Catalyst for producing P-dihydroxy-benzene and O-dihydroxy-benzene by hydroxylation of phenol |
| 01/11/2006 | CN1235850C 1,1-bis(4-hydroxyphenyl)-3-alkylcyclohexanes, method for their preparation and polycarbonates prepared therefrom |
| 01/11/2006 | CN1235848C Method for preparation of cumylphenol |
| 01/10/2006 | US6984761 Reduction of cumene hydroperoxide; forming dimethylbenzyl alcohol; using acid catalyst |
| 01/05/2006 | US20060004234 Process for the separation of phenol from phenol-containing streams from the preparation of bisphenol A |
| 01/05/2006 | US20060004214 Methods for preparing 1,1,1-tris(4-hydroxyphenyl)alkanes |