| 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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| 04/27/1995 | WO1995011211A1 2,2-bis(3,5-disubstituted-4-hydroxyphenyl)propane derivative, process for producing the same, and process for producing pyrogallol therefrom |
| 04/25/1995 | US5409505 Method and apparatus for crystallization of organic matter |
| 04/12/1995 | CN1101339A Recovering values from heavy ends in bisphenol-A production |
| 04/11/1995 | US5406003 Heating cyclohexenenorbornene compound with phenolic compound in presence of Lewis acid catalyst |
| 04/05/1995 | EP0646410A1 Hydrogenation reaction catalyst precursor, process for production thereof and process for production of alcohol |
| 03/29/1995 | EP0645358A1 Method of selective catalytic oxidation of organic compounds |
| 03/29/1995 | CN1100710A Process for producing 2,2-bis(4-hydroxyphenyl) propane |
| 03/28/1995 | US5401896 Process for preparing long chain alkyl aromatic compounds |
| 03/28/1995 | CA1334978C Process for producing p,p'-biphenol |
| 03/22/1995 | EP0556293B1 Process for preparing bisphenol fluorene compounds |
| 03/22/1995 | CN1027974C Process for production of dihydric phenols |
| 03/21/1995 | US5399789 Phenol, bisphenol, amine |
| 03/21/1995 | US5399786 Preparation process of tert-butylphenols |
| 03/21/1995 | US5399785 Tyrosinase activity inhibitor |
| 03/21/1995 | US5399784 Reacting acetone with excess phenol, crystallizing to form bisphenol A-phenol adduct, contacting raw material phenol with gel-type sulfonic acid ion exchange resin, distilling product phenol, washing adduct with phenol, decomposing washed adduct |
| 03/21/1995 | US5399783 Preparation of 6,6'-dihydroxy-3,3,3',3'-tetramethyl-1,1'-spirobiindane |
| 03/21/1995 | US5399336 Stannozeosilite/zirconozeosilite zeolites and catalytic hydroxylation of phenolics therewith |
| 03/21/1995 | CA1334853C Decomposition of dihydroperoxide to resorcinol |
| 03/18/1995 | CA2132065A1 Process for the selective catalytic oxidation of organic compounds |
| 03/15/1995 | EP0643032A1 Condensation process for recovery of bisphenol A and phenol |
| 03/15/1995 | EP0642487A1 Acetophenone removed from phenol purification residues. |
| 03/15/1995 | CN1100084A Process for producing ortho-isopropylated phenol derivatives |
| 03/09/1995 | DE4422814A1 Process for the preparation of phenol derivatives containing an ortho-isopropyl group |
| 03/09/1995 | CA2121434A1 Process for producing ortho-isopropylated phenol derivatives |
| 03/08/1995 | EP0641758A2 Method for recovering bis hydroxy aromatic organic values and bis aryl carbonate values from scrap aromatic polycarbonate |
| 03/08/1995 | CN1099672A Method to treat an ion-exchanger catalyst for the process to synthesize alkylphenols |
| 03/07/1995 | US5395994 Method for recovering methanol solvent |
| 03/07/1995 | US5395962 Optical resolution method |
| 03/07/1995 | US5395915 Method for simultaneous preparation of bisphenol F and novolak phenol resins |
| 03/07/1995 | US5395857 Two layer fixed bed, sulfonic acid resin particles with little modification in one layer, in the other the resin is crosslinked and acid groups are partially neutralized with mercaptoethanolamine |
| 03/07/1995 | US5395766 Optically active trans-2-aryl-1-cyclohexanol derivatives and a process for producing the compounds |
| 03/01/1995 | CN1099376A Use of partial acetone conversion for capacity increase and quality/yield improvement in the bisphenol-a reaction |
| 02/22/1995 | EP0639553A1 Catalyst and method for producing phenols |
| 02/21/1995 | US5391802 Catalytic ester interchange with phenols, crystallization of bisphenol, flash distillation, recovering diarylcarbonates |
| 02/16/1995 | WO1995004582A1 Recovery of phenol from low concentrations with sodium sulfate |
| 02/15/1995 | EP0638536A1 Process for producing phenols |
| 02/15/1995 | EP0638362A1 Titanosilicate catalyst particle |
| 02/15/1995 | EP0638057A1 Recovering values from heavy ends in bisphenol-a production |
| 02/15/1995 | CN1027638C Method for preparation 2,2-dipropyl (4-hydroxy-phenyl) propane with resin |
| 02/07/1995 | US5387725 Chlorinating compounds having acidic protons with a perchloro-alkane and aqueous base in the presence of a tetraalkyl-ammonium hydroxide phase transfer catalyst |
| 02/07/1995 | US5387724 Selective hydroxylation of phenol or phenolic ethers |
| 02/02/1995 | WO1995003249A1 Process for the manufacture of a zeolite |
| 02/02/1995 | CA2167279A1 Process for the manufacture of a zeolite |
| 01/31/1995 | US5386017 Can be converted to stable aryl substituted 1,2-dioxetanes which decompose when activated to produce light and carbonyl compounds |
| 01/25/1995 | EP0635470A1 Process for producing P,P'-biphenol |
| 01/25/1995 | EP0635469A1 2,4,5-Trihalogeno-stilbenes, process for their preparation and their use |
| 01/25/1995 | EP0628022A4 Process for the preparation of polyisobutyl hydroxyaromatics. |
| 01/25/1995 | EP0464154B1 Alkylation of aromatics |
| 01/25/1995 | CN1097653A Producing isobutene catalyst by oxidizing and dehydrogenating isobutane |
| 01/24/1995 | CA2128658A1 2,4,5-trihalostilbenes and a process for the preparation thereof |
| 01/18/1995 | CN1097411A Production of caffein-free tea polyphenol |
| 01/18/1995 | CN1027422C Process for manufacturing large granularity crystals and eliminating fine crystals in the crystalizer |
| 01/17/1995 | US5382713 Polyphenolic compounds from cyclohexanenorbornane cyclohexane compounds |
| 01/17/1995 | US5382712 From adduct of phenol and bisphenol A, adding carboxylic acid to prevent discoloration |
| 01/17/1995 | US5382711 Process for the production of bishenol A |
| 01/17/1995 | US5382710 Aromatic polyhydroxy compounds and process for the preparation thereof |
| 01/17/1995 | US5382708 Purification of bisphenol A for improved color in polycarbonates |
| 01/04/1995 | EP0628021A4 Production of aryl ethanols. |
| 01/04/1995 | EP0625971A4 Uv light stabilizing, antioxidant and colorant compounds. |
| 01/03/1995 | US5378791 Phenolic resins |
| 12/28/1994 | EP0630878A1 Process for the production of bisphenol |
| 12/28/1994 | CN1027164C Process for preparing disphenol A |
| 12/27/1994 | US5376498 Negative type radiation-sensitive resin composition |
| 12/22/1994 | WO1994029020A1 Catalytic materials comprising layered clay macrospheres |
| 12/22/1994 | WO1994028886A1 Use of natural products and related synthetic compounds for the treatment of cardiovascular disease |
| 12/22/1994 | CA2164317A1 Use of natural products and related synthetic compounds for the treatment of cardiovascular disease |
| 12/22/1994 | CA2161700A1 Catalytic materials comprising layered clay macrospheres |
| 12/14/1994 | EP0628529A1 Decomposition of organic hydroperoxides with nitrated metalloporphyrins |
| 12/14/1994 | EP0628022A1 Process for the preparation of polyisobutyl hydroxyaromatics |
| 12/14/1994 | EP0628021A1 Production of aryl ethanols |
| 12/14/1994 | EP0628019A1 Polyfluoroalkylation of aromatic compounds. |
| 12/14/1994 | CN1096287A Stabilization of color in production of para-cumylphenol using hypophosphorous acid |
| 12/10/1994 | CA2125459A1 Decomposition of organic hydroperoxides with nitrated iron octaethylporphyrin complexes |
| 12/08/1994 | WO1994028035A1 Polymer alkylation of hydroxyaromatic compounds |
| 12/08/1994 | CA2161418A1 Polymer alkylation of hydroxyaromatic compounds |
| 12/06/1994 | US5371310 Process for preparing short chain alkyl aromatic compounds |
| 12/06/1994 | US5371306 Modified magnesium oxide catalyst |
| 12/06/1994 | US5371305 Process for producing phenol from cumene |
| 12/06/1994 | US5371304 Melting crystalline adduct of bisphenol A and phenol, vaporizing and removing phenol |
| 12/06/1994 | US5371302 Process for preparing prilled bisphenol A |
| 11/30/1994 | EP0625971A1 Uv light stabilizing, antioxidant and colorant compounds |
| 11/30/1994 | CN1026782C Method for preparation of phenol and recovery of propylene |
| 11/30/1994 | CN1026781C Preparation of phenol |
| 11/29/1994 | US5368827 Process for the production of crystalline adduct of bisphenol A and phenol and apparatus therefor |
| 11/23/1994 | EP0625497A1 Bisphenols and polycarbonates thereof |
| 11/23/1994 | EP0625209A1 Method for assaying the sod activity by using a self-oxidizable compound necessary for its implementation, self-oxidizable compounds and preparation thereof. |
| 11/15/1994 | US5364983 Reaction of hydroxyaldehyde with hydrogen peroxide in the presence of nitrile |
| 11/15/1994 | US5364982 Organic tungsten and/or molybdenum heteropolyacid catalyst; selective reaction with hydrogen peroxide; by-product inhibition |
| 11/15/1994 | US5364978 Process for removal of tar in a phenol preparation process |
| 11/09/1994 | EP0460240B1 Catalyst for hydrogenation, dehydrosilylation or hydrosilylation, and its use |
| 11/09/1994 | CN1094706A Process for extracting tea polyphenol from tea leaves |
| 11/08/1994 | US5362900 Process and composition |
| 11/02/1994 | EP0622350A1 Process for producing aromatic hydroxylic compound |
| 11/02/1994 | CN1094391A Preparation for tertiary butyl phenol series products |
| 11/01/1994 | US5360924 Process for preparing aromatic olefins |
| 10/27/1994 | WO1994024079A1 Process for the preparation of bisphenols |
| 10/26/1994 | EP0621252A1 Twolayer ionexchanger for bisphenol-A synthesis |
| 10/26/1994 | CN1094025A Method of phenol extraction from phenol tar |
| 10/20/1994 | DE4312037A1 Process for cleaving polycarbonates |
| 10/19/1994 | EP0620041A1 Ion exchange resin for multiple regeneration with a low alkylmercaptan groups content |