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Inventor:
Schapira; Joseph
Address:
Paris, FR
No. of patents:
33
Patents:












Patent Number Title Of Patent Date Issued
6787065 Use of a composition or premix based on volatile corrosion inhibitors, composition or premix, ar September 7, 2004
The invention concerns the use of a composition or premix based on volatile corrosion inhibitors comprising, in order to limit to a maximum the release and/or degradation of the volatile corrosion inhibitors when the composition or premix is being formed, either an efficient amount of a
6090984 .alpha.-phenoxy-alkanols, their methods of preparation and their applications July 18, 2000
New .alpha.-phenoxy-alkanols represented by the general formula ##STR1## in which R.sup.1 and R.sub.2, which may be identical or different, represent a hydrogen atom or the CH.sub.3 radical, and their stereoisomers of R,S conformation when they contain at least one asymmetric carbon.
6080700 Method and ethephon-based composition for controlling plant growth June 27, 2000
Ethephon-based composition for the regulation of plant growth containing in addition to ethephon, at least one product or adjuvant the chemical structure of which contains at least two acid functions selected from carboxylic acid type of formula (--COOH) and phosphonic acid type of f
6068709 Bath and process for the phosphatization of metallic substrates, concentrates for the preparatio May 30, 2000
The invention relates to a process for the phosphatization of metallic substrates comprising the use of a phosphatization bath having a pH from 1 to 5.5 and which comprises from about 0.3 to about 25 g/l of zinc ion, preferably from 0.5 to 10 g/l, from 5 to about 50 g/l of phosphate ion,
6028226 Process for 3,4-disubstituted dinitroanilines February 22, 2000
Preparation process for 3,4-disubstituted dinitroanilines of formula ##STR1## in which, R.sub.1 and R.sub.2, which are identical to or different from one another, represent a hydrogen atom, a C.sub.1 to C.sub.6 saturated, linear or branched alkyl radical, a C.sub.2 to C.sub.6 linear
5981800 Preparation process for 4-substituted dinitroanilines November 9, 1999
Preparation process for 4-substituted dinitroanilines of formula ##STR1## in which R.sub.1 is chosen from the group containing the tert-butyl, sulphonamido, trifluoromethyl, methyl-sulphonyl and isopropyl radicals,R.sub.2 and R.sub.3, which are identical to or different from one another,
5776855 Phytosanitary flake compositions July 7, 1998
The invention relates to a new solid storage and marketing presentation for phytosanitary compositions based on any active substance which is little soluble in water or insoluble in water and solid at ambient temperature; these active substances are especially selected from herbicides pr
5716902 Herbicidal treatment and compositions based on aminotriazole and 1,2,4-triazin-5-ones February 10, 1998
Herbicidal compositions based on aminotriazole comprising, besides the usual constituents, adjuvants and/or supports, on the one hand aminotriazole and on the other hand a proportion by weight with respect to the aminotriazole from about 1 to about 14.3%, preferably from 2.5 to 4% an
5698005 Composition which is simultaneously anticlumping and water-repellant for salts, simple and compl December 16, 1997
The invention relates to a composition, which is simultaneously anticlumping and water-repellent, for salts, simple and complex fertilizers. This composition contains:on the one hand, an anticlumping product chosen from fatty amines, amine salts of phosphoric esters, amine salts of alkyl
5695773 Phytosanitary composition containing a combination of an oxynil and at least one substance liqui December 9, 1997
A phytosanitary composition, characterized in that it contains a combination of an oxynil and at least one substance selected from the group consisting of herbicides, insecticides, fungicides, growth regulators and/or pesticides, this substance which is liquid at ambient temperature
5635445 Granular herbicidal composition based on at least aminotriazole June 3, 1997
Granular herbicidal water-soluble composition based either on aminotriazole alone or on aminotriazole combined with at least one other herbicide selected from the group comprising alkaline, alkaline-earth metal and ammonium thiocyanates, glyphosate, MCPA sodium salt, sulfosate, glufo
5628838 Concentrate for activating and defining bath and bath obtained from this concentrate May 13, 1997
Concentrate for activating and refining bath employed in processes of zinc phosphatization, characterized by the fact that it is based on an aqueous dispersion containing from 2 to 20% by weight of Jernstedt salts, the concentration of titanium in the dispersion consequently being from 1
5567236 Composition containing materials improving the rheological properties of cement-based products October 22, 1996
Composition adapted to improve the rheological properties of cement-based products and more especially to increase the duration of the workability of concrete ready to use, characterized in that it comprises, in the form of a ternary mixturea superplasticizing or water-reducing agent hav
5472476 Anticlumping composition and anticlumping process for fertilizers December 5, 1995
Anticlumping composition intended for fertilizers comprising an aqueous solution of at least one surfactive agent and at least one high molecular weight polymer soluble in the said aqueous solution, wherein the surfactive agent is consisting of a phosphoric ester acid salt.
5460694 Process for the treatment of aluminum based substrates for the purpose of anodic oxidation, bath October 24, 1995
Process for the treatment of aluminum based substrates for the purpose of their anodic oxidation, comprising a surface treatment or chemical etching step using an acid bath comprising at least one fluorinated derivative of titanium and/or of zirconium and/or of silicium as well as at lea
5456775 Internal additive and process for the preparation of certain crystallized forms of ammonium nitr October 10, 1995
Internal additive for the preparation of prills of ammonium nitrate comprising, in aqueous solution, a mixture of at least one salt of sulphonic acid and of at least one salt of polycarboxylic acid.
5374607 Phytopharmaceutical wettable powders and method for their preparation December 20, 1994
Phytopharmaceutical wettable powder comprising at least one phytopharmaceutical active substance which is solid at ambient temperature and at least one pulverulent inert filler, characterized by the fact that the constitutive particles of the filler constitute a support or carrier fo
5372748 Agent inhibiting the corrosive characteristics of nitrogenous fertilizing solutions, process usi December 13, 1994
Process for inhibiting the corrosive characteristics of a nitrogenous fertilizing solution comprising incorporating in said nitrogenous fertilizing solution at the moment of its constitution, about 50 to about 150 ppm of at least one of the linear esters of acid phosphates having the
5364440 Anti-clumping products, compositions containing the said products and treatments in which the sa November 15, 1994
Anti-clumping product for salts, simple and complex fertilizers as well as for nitrogenous derivatives, especially on the basis of ammonium nitrate, which might in particular be used in connection with explosives, consisting of a metallic salt of an acid phosphate ester having the ge
5330659 Process for denaturating water-dilutable paints and solvent-based paints and denaturation soluti July 19, 1994
Process for denaturating water-dilutable paints and solvent-based paints, wherein said paints are treated by washing with the assistance of an aqueous denaturation phase whose pH is from 4.5 to 7 and preferably from 5 to 6 and which contains an effective quantity of at least one denatura
5259884 Process adapted to provide on a metallic substrate a protective coating based on hexavalent chro November 9, 1993
Process comprisinga step for the preparation of the metallic substrate by degreasing, possibly followed by mechanical or chemical pickling,a step comprising the use by immersion or spraying of a bath adapted to provide on the metallic substrate the contemplated protective coating anda curing
5203906 Anti-clumping products, compositions and treatments for salts, simple and complex fertilizers April 20, 1993
An anti-clumping product for salts and for simple and complex fertilizers is essentially constituted by a combination of one or several amine salts of alkylary-1-sulfonic acids and of one or several amine salts of acid phosphate esters, in the presence possibly of an excess of amine.
5021083 Stable aqueous or aqueous alcoholic dispersion based on derivatives of oxynil, herbicidal compos June 4, 1991
Stable aqueous or aqueous alcoholic dispersion, or aqueous flow, based on at least one oxynil derivative, wherein the oxynil derivative is an ester of melting point higher than 65.degree. C. and herbicidal composition comprising the said dispersion.
4843119 Adhesive product for the bonding of steel, particularly in the automotive sheetwork operations June 27, 1989
Adhesive product for the bonding of steel, particularly in the automotive sheetwork processes proper to be used on ordinary non-degreased or oiled steel as well as on precoated steels of the electroplated or electrotinned type, even after being regreased, the said adhesive product being
4813999 Herbicidal products based on bromoxynil and/or ioxynil esters March 21, 1989
Herbicidal products comprising a mixture of one or several linear acid esters and one or several branched acid esters of bromoxynil and/or a mixture of one or several linear acid esters and one or several branched acid esters of ioxynil, the proportion of linear acid esters of bromoxynil
4678519 Method of zinc phosphatization, activation and refining bath used in said method and correspondi July 7, 1987
Method of zinc phosphatization of substrates essentially based on iron, zinc or their alloys, comprising successively:(1) one or several alkaline degreasing steps,(2) one or several rinsing steps with running city water,(3) an activating and refining step,(4) the zinc phosphatization step proper
4670066 Process for the treatment by chemical conversion of substrates of zinc or of one of its alloys, June 2, 1987
Process for the treatment by chemical conversion, within very short spaces of time of substrates of zinc or of one of its alloys especially of continuously zinc coated steel coils, wherein the bath employed in the phosphatization step proper comprises, besides the conventional consti
4668307 Bath and process for the chemical conversion of metal substrates with zinc May 26, 1987
Chemical conversion bath with zinc characterized by the fact that it comprises, besides the conventional constituents, an effective amount of fluorophosphate ion of the formula:which can be introduced in the form of the corresponding acid, one of its alkali, alkaline-earth or ammonium sa
4666613 Process and agents for controlling the swelling of clays in the presence of sea-water and clay-b May 19, 1987
Process for controlling the swelling of clays of bentonite type clays in the presence of salt-water in the preparation of drilling fluids, comprising the steps ofselecting at least one compound from the group of salifiable active compounds comprisingcyanamide, hexamethylenetetramine, gua
4497666 Process for the treatment of phosphatized metal surfaces with a composition comprising trivalent February 5, 1985
The invention relates to a composition and a process for the treatment, more precisely the "post-treatment" of phosphatized metal surfaces, particularly when the surfaces must be subsequently covered with a coat of paint. It relates also to a process for the preparation of the compositio
4374039 Anticlumping products and treatments based on amin salts February 15, 1983
The invention relates to anticlumping products and to an anticlumping treatment. The anticlumping products for salts, simple or complex fertilizers, comprise, as active substance an effective amount of at least one non-hydrosoluble salt of an alkylamine, a cycloalkylamine or an aroma
4311536 Processes of phosphating surfaces of iron and of steel with manganese January 19, 1982
The invention relates to a process of phosphating surfaces of iron and of steel with manganese.The abovesaid process is characterized by the fact on the one hand, that it does not include a refining treatment preceding the proper phosphating, and on the other hand, that the alkali degrea
4125575 Phosphonylated amides November 14, 1978
The invention concerns new phosphonylated amides.










 
 
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