Patents
Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
05/1976
05/18/1976US3957888 Process for the manufacture of butynediol
05/18/1976US3957887 Process for preparing trimethylhydroquinone
05/18/1976US3957886 Process for the purification of 2,2-bis-(4-hydroxy-3,5-dichlorophenyl)-propane
05/18/1976US3957885 Ether derivatives of diphenylmethanes
05/18/1976US3957880 Extractive distillation of a methacrolein effluent
05/18/1976US3957874 Continuous production of n-alkylarylamines
05/18/1976US3957868 Stripping, heat exchanging, circulation
05/18/1976US3957865 Herbicides
05/18/1976US3957863 Anti-microbially active surface-active agents
05/18/1976US3957861 Biphenylylpropionic acids and esters
05/18/1976US3957857 Catalytic process for polyhydric alcohols and derivatives
05/18/1976US3957853 Metformine salt of acetylsalicylic acid
05/18/1976US3957838 Process for production of fatty acid salt and ester thereof by alkaline fusion oxidation reaction
05/18/1976US3957823 Electrophilic substitution of nitrosamines
05/18/1976US3957686 Catalyst for hydrocarbon conversion
05/11/1976US3956513 Preparation of a water soluble isomerised hop extract
05/11/1976US3956501 Metabolic diseases, obesity
05/11/1976US3956468 Process for the preparation of carbonyldiisocyanate
05/11/1976US3956416 Alkylation process utilizing HF regenerator stream to a multi-tray isoparaffin stripper
05/11/1976US3956415 Plural stage distillation with intermediate indirect heat exchange, of feed streams comprising ethylene and methane
05/11/1976US3956405 Process for manufacturing polyfluoroalkyl propanols
05/11/1976US3956397 Process for extracting cycloaliphatic hydroperoxides
05/11/1976US3956394 Process for purifying p-tolualdehyde
05/11/1976US3956393 Process for preparing alpha-substituted acetaldehydes
05/11/1976US3956389 Ammonia, hydrogenation catalyst
05/11/1976US3956388 Hericides, azomethine
05/11/1976US3956387 Manufacture of concentrated aqueous (meth)acrylamide solutions by catalytic addition of water to (meth)acrylonitrile
05/11/1976US3956383 Method for manufacturing ether polycarboxylic acids
05/11/1976US3956382 Process for the production of ether polycarboxylic acids
05/11/1976US3956381 Carboxylation, 1a metal alkyl carbonate
05/11/1976US3956377 Production of unsaturated acids from the corresponding aldehydes
05/11/1976US3956376 Process for the production of acrolein and acrylic acid
05/11/1976US3956375 1,3-Diphenyl-propanone-1-derivatives and the salts thereof
05/11/1976US3956374 Prostaglandin antagonist, antiinflammatory agent
05/11/1976US3956370 Preparation of N-phosphonomethylglycine
05/11/1976US3956368 Process for the production of guanidine salts of aliphatic mercaptosulphonic acids
05/11/1976US3956362 Cooxidation process for the production of dimethyl terephthalate
05/11/1976US3956361 Thermal and oxidative stabilizer for polymer
05/11/1976US3956358 Glutaronitrile, glutaric acid ester metal compound catalyst
05/11/1976US3956355 Method for manufacturing cyanonorbornene
05/11/1976US3956354 Method for the preparation of sulfonic acid esters from free sulfonic acids
05/11/1976US3956346 Oxidizing trimethylphenol with manganese dioxide
05/11/1976US3956304 Preparation of 2-methyl-4-isopropylidene-2-oxazolin-5-one
05/11/1976US3956282 Ammonia, carbonyl compound, hydrogen peroxide, carboxylic ester
05/11/1976US3956243 Tetrakis-(hydroxymethyl)-phosphonium compound or derivative
05/11/1976US3956181 Oxidation catalyst
05/11/1976US3956178 Three-component metathesis catalysts
05/11/1976US3956175 Method for recovering a liquid-phase oxidation catalyst for preparation of terephthalic acid
05/11/1976US3956143 Preparation for the antistatic finishing of fibers
05/11/1976US3956089 Process for producing N-chlorocarbonyl isocyanide dichloride
05/11/1976US3956088 Process for the destruction of developed and undeveloped photosensitive film and the recovery of products therefrom
05/11/1976US3955978 Electrophotographic recording material
05/11/1976US3955946 Adsorption device
05/11/1976US3955939 Hydration, propylene
05/04/1976US3955176 Cold trap for laser diodes
05/04/1976US3954897 Process for preparing polymer oils and polymer oils prepared thereby
05/04/1976US3954896 Process for preparing monoalkenylbenzenes
05/04/1976US3954892 Process for the purification of para-nitrophenol
05/04/1976US3954891 Method of making substituted hydroquinones
05/04/1976US3954889 Process for the production of 1,1,3,3-substituted hydroxyindanes
05/04/1976US3954888 From ethylene, benzene and thallic trifluoroacetate
05/04/1976US3954882 Non-ionic surface-active agents derived from fatty chain diols
05/04/1976US3954881 Prostaglandins for inducing luteolysis
05/04/1976US3954879 Process for producing hydroperoxides
05/04/1976US3954869 Having activity against infections of trypanosoma
05/04/1976US3954862 Process for producing α-6-deoxytetracyclines
05/04/1976US3954858 Novel sequestrant builders and method of making the same
05/04/1976US3954857 Process for preparing acetic acid by gas-phase oxidation
05/04/1976US3954855 Oxidizing acrolein using a catalytic oxide
05/04/1976US3954854 Recovery of monomeric acrylic acid from residues originating from processed crude acrylic acid
05/04/1976US3954846 New quaternary ammonium salts of malic acid and their application in cosmetics
05/04/1976US3954845 Synthetic detergents of the ampholytic betaine type, process for preparing the same and compositions
05/04/1976US3954844 (5Z,13E,15S)-15-Hydroxy-11-oxoprosta-5,9.13-trien-1-oic acid and esters
05/04/1976US3954842 From olefins and formaldehyde in a saturated ester solvent
05/04/1976US3954836 N-methyl-N-(benzene sulfonic acid methylamide-N'-sulfenyl)-carbamic acid esters
05/04/1976US3954831 Of acrylonitrile
05/04/1976US3954829 Herbicides
05/04/1976US3954825 From a polyamine and a polyisocyanate
05/04/1976US3954817 Process for the manufacture of perfluoroalkylmethylene-carboxylic acids
05/04/1976US3954804 Production of high molecular weight unsaturated ketones
05/04/1976US3954783 Resolution process and salt of protected D-penicillamine and L-pseudonorephedrine
05/04/1976US3954770 Flame retardants
05/04/1976US3954729 Process for preparing a thiolcarbamate
05/04/1976US3954669 Copper-magnesium-(aluminum, iron or chromium)-hydroxide-carbonate
05/04/1976US3954665 Catalyst for the dimerization of diolefins using the reductive properties of metal carbonyls
05/04/1976US3954633 Quaternized propylenediamines
05/04/1976US3954601 New process for hydrogenating aromatic hydrocarbons on sulfur resistant catalysts
05/04/1976US3954497 Hydrolysis of deciduous wood
05/04/1976US3954442 Herbicidal compositions
04/1976
04/27/1976US3953544 Acrylic amide-ester copolymers
04/27/1976US3953533 Process for the hydration of olefins to alcohols
04/27/1976US3953531 Alkylhydroquinone and process for producing the same
04/27/1976US3953528 Process for sublimation purification of crude hydroquinone with stirred and fluidized bed
04/27/1976US3953527 Hydrogen peroxide, phosphorous pentoxide
04/27/1976US3953526 Cyclohexene, acyclic acids, hydrolysis, dehydrogenation
04/27/1976US3953525 α-Substituted-4-(2,2-dimethyl-1-hydroxypropyl)benzyl alcohols and esters
04/27/1976US3953524 Catalytic hydrogenation of alpha,beta-unsaturated aldehydes to alpha,beta-unsaturated alcohols
04/27/1976US3953514 Process for preparing cyclopentenone derivatives
04/27/1976US3953513 Process for preparing α-aminoalcohols
04/27/1976US3953512 Process for manufacturing 2-aminobutanol