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| Number | Title | Issue Date |
| 7842832 | β-amino-α-cyanoacrylates and their use as herbicides β-Amino-α-Cyanoacrylates of formula I where the variables have the following meanings: R1 is n-alkyl, n-alkenyl or alkoxyalkyl; R2,R3 are alkyl, which may be partially or fully halogenated and/or may carry a substituent from the gr... | 11/30/2010 |
| 7718821 | Method of preparing electron deficient olefins This invention relates to a process for producing electron deficient olefins, such as 2-cyanoacrylates, using an iminium salt. ... | 05/18/2010 |
| 7709676 | Method for producing purified 2-cyanoacrylate A method for producing a purified 2-cyanoacrylate is characterized in that distillation is conducted in the presence of a polymerization inhibitor whose boiling point is within ±12° C. of the boiling point of the 2-cyanoacrylate. With this method, polymerization o... | 05/04/2010 |
| 7659423 | Method of preparing electron deficient olefins in polar solvents This invention relates to a process for producing electron deficient olefins, such as 2-cyanoacrylates, in a polar solvent, such as an ionic liquid. ... | 02/09/2010 |
| 7622603 | Process for producing δ-aminopentadienoate compound Disclosed is a process for producing a δ-aminopentadienoate compound represented by the following formula (I), the process including reacting a δ-aminopentadienoate compound represented by the following formula (II) with an alcohol represented by the following for... | 11/24/2009 |
| 7235587 | Diesters containing two crylene or fluorene moieties, sunscreen compositions containing the same, and methods of photostabilizing a sunscreen compositions containing the same Diesters that include one or more of a crylene and/or a fluorene moiety, and sunscreen compositions including a mixture of a photoactive compound and one or more of a diester that includes one or more of a crylene and/or a fluorene moiety are described herein. Also ... | 06/26/2007 |
| 7074351 | IR-absorbing compositions The present invention provides compositions containing transparent thermoplastic polymer, surface-modified oxide particles with a particle size of less than 200 nm, and organic NIR absorbers. The compositions of the present invention may find use in reducing diather... | 07/11/2006 |
| 6919473 | Photostabilizers, UV absorbers, and methods of photostabilizing a sunscreen composition Derivatives of fluorene, including ester derivatives of cyano(9H-fluoren-9-ylidene) acetic acid, and sunscreen compositions including a mixture of a photoactive compound and an ester derivative of cyano(9H-fluoren-9-ylidene) acetic acid are disclosed herein. Also di... | 07/19/2005 |
| 6730803 | Synthetic intermediate for epothilone derivative and production method thereof The β-keto ester compound, β-hydroxy acid compound and acetonide form of a 1,3-diol derivative of the formulas (I), (V) and (VIII) wherein each symbol is as defined in the specification, are useful as a synthetic inter... | 05/04/2004 |
| 6700010 | Method for producing cyanoacetic acid esters A method for producing cyanoacetic acid esters of general formula (I): ##STR1## wherein R represents on optionally substituted linear or branched C1-8 alkyl group or an aryl C1-4 alkyl group. According to the method, an alkoxypropion... | 03/02/2004 |
| 6420590 | Continuous processes and apparatus for forming cyanoacetate and cyanoacrylate Continuous processes for forming cyanoacrylate from polycyanoacrylate include stripping a solvent from a reaction mass; cracking a polymer in the reaction mass to form a cracked cyanoacrylate monomer and residue substances; and distilling the cracked cyan... | 07/16/2002 |
| 6271410 | Higher alkyl esters of cyanoacetic acid C3-12 alkyl, substituted alkyl, alkenyl and cycloalkyl cyanoacetates are prepared by an efficient and simplified one-step process in which a small molar excess of the corresponding alcohol, i.e., C3-12 alkyl, substituted alkyl, alken... | 08/07/2001 |
| 6245933 | Transesterification method for making cyanoacrylates An -cyanoacrylate may be formed by first condensing a cyanoacetate with paraformaldehyde or formaldehyde; reacting the polymer formed with an alcohol to transesterify the polymer; and depolymerizing the polymer to form -cyanoacrylate monomer... | 06/12/2001 |
| 6239307 | Process for preparing cyanoacetic esters Cyanoacetic esters of the general formula: ##STR1## in which R is C1-10 -alkyl, C3-10 -alkenyl or aryl-C1-4 alkyl, are prepared by the reaction of alkali metal cyanoacetates with the corresponding halides R--X, in which X ... | 05/29/2001 |
| 6191202 | Cyanoacrylate adhesive compositions Alkyl cyanoacrylate compositions comprising at least one alkyl cyanoacrylate, a biocompatible plasticizer (preferably an acyl trialkyl citrate wherein the acyl group contains from 2 to 4 carbon atoms and each alkyl group contains from 4 to 6 carbon atoms)... | 02/20/2001 |
| 6191301 | 4,4-diarylbutadienes as water-soluble photostable UV filters for cosmetic and pharmaceutical preparation Use of 4,4-diarylbutadienes of the formula I, ##STR1## where the variables have the meanings explained in the description, as water-soluble photostable UV filters in cosmetic and pharmaceutical preparations for protecting the human skin or human hair from... | 02/20/2001 |
| 5998472 | Mixed cyanoacrylate ester compositions Disclosed are mixed alkyl cyanoacrylate compositions which are specifically formulated for topical application onto intact or broken human skin, preferably without the addition of a plasticizing agent to the composition.... | 12/07/1999 |
| 5908954 | Preparation of lactams from aliphatic , ω-dinitriles A process for the preparation of five-membered or six-membered ring lactams from aliphatic ,ω-dinitriles has been developed. In the process an aliphatic ,ω-dinitrile is first converted to an ammonium salt of an ω-nitrile-carboxylic acid i... | 06/01/1999 |
| 5861533 | Process for nitrosation of C-H-acidic compounds A process for nitrosating C-H-acidic compounds. The process substantially avoids producing polluted wastewater.... | 01/19/1999 |
| 5856521 | Acrylic or methacrylic acid derivatives and polymers obtained therefrom A monomer of the formula: ##STR1## wherein R5, R6 and R7 are independently hydrogen, alkyl, cyano, alkyloxycarbonyl or carbamoyl; Z is a spacer or a direct link; and R is hydroxyalkyl having a protected terminal hydroxy, can produce a polymer us... | 01/05/1999 |
| 5821380 | 2-cyanoacrylic esters Novel 2-cyanoacrylic esters I ##STR1## where the radicals have the following meanings: R1 and R2 are each hydrogen or a radical having an iso- or heterocyclic ring system with at least one iso- or heteroaromatic nucleus, and at ... | 10/13/1998 |
| 5762919 | Cyanoacrylate compostions comprising an antimicrobial agent Disclosed are cyanoacrylate compositions comprising a compatible antimicrobial agent and, in particular, a compatible iodine containing antimicrobial agent. These compositions provide for in situ formation of an antimicrobial polymeric cyanoacrylate film ... | 06/09/1998 |
| 5756807 | Preparation of alkyl cyanoacetates A process for preparing alkyl cyanoacetates of the general formula I ##STR1## where R is an n-valent aliphatic radical which has 6 to 20 carbon atoms and whose carbon framework can be interrupted by one to three oxygen atoms in ether functionality, a... | 05/26/1998 |
| 5753699 | Methods for treating non-suturable, superficial wounds by use of cyanoacrylate ester compositions comprising an antimicrobial agent Antimicrobial cyanoacrylate compositions are applied to non-suturable, superficial wound surfaces. In situ polymerization of the cyanoacrylate ester provides for a polymeric film over the wound which promotes wound healing and retards infection of the wou... | 05/19/1998 |
| 5726342 | Process for producing -(tert-Alkyl) cyanoacetic acid ester There is provide an advantageous process for producing an -(tert-alkyl)cyanoacetic acid ester characterized by reacting cyanoacetic acid ester with a di(lower alkyl)aluminum halide, and then reacting the resulting reaction with a tert-alkyl halide.... | 03/10/1998 |
| 5698730 | Method for preparing cyanoacetic acid higher ester A cyanoacetic acid higher ester represented by the general formula: NCCH2 COOR', wherein R' represents an alkyl group having 4 to 20 carbon atoms, is prepared by subjecting a cyanoacetic acid ester represented by the general formula: NCCH2... | 12/16/1997 |
| 5684042 | Cyanoacrylate compositions comprising an antimicrobial agent Disclosed are cyanoacrylate compositions comprising a compatible antimicrobial agent and, in particular, a compatible iodine containing antimicrobial agent. These compositions provide for in situ formation of an antimicrobial polymeric cyanoacrylate film ... | 11/04/1997 |
| 5637752 | Method for preparing cyanoacetic acid higher ester A cyanoacetic acid higher ester represented by the general formula: NCCH2 COOR', wherein R' represents an alkyl group having 4 to 20 carbon atoms, is prepared by subjecting a cyanoacetic acid ester represented by the general formula: NCCH2... | 06/10/1997 |
| 5589554 | Adhesive composition and process for preparing it An adhesive composition is here disclosed which comprises a 2-cyanoacrylate and at least one of compounds (a) and (b): (a) an addition reaction product of an epoxy group and a compound having a cyano group and a carboxylic acid group in its molecule, and (b) a... | 12/31/1996 |
| 5504252 | Synthesis of cyanoacrylate esters by oxidation of aromatic selenyl cyanopropionates A method of preparing an -cyanoacrylate ester of a desired alcohol includes the steps of preparing a compound which is an -selenoaryl--cyanopropionate ester of the desired alcohol, oxidizing said -selenoaryl--cyanopropionate ... | 04/02/1996 |
| 5476935 | Dyes for use in thermal dye transfer Dye-donor element for use according to thermal dye transfer comprising least one dye corresponding to the general formula (I): ##STR1## wherein Z is --CN, --COOR1 or --CONR2 R3 ; R1 is --H, (cyclo)alkyl, or... | 12/19/1995 |
| 5468870 | Dyes and dye-donor elements for use in thermal dye sublimation transfer Dye-donor element for use according to thermal dye sublimation transfer comprising a support having thereon a dye layer containing a dye corresponding to the following formula ##STR1## wherein Z represents CN, COOR1 or CONR2 R | 11/21/1995 |
| 5466764 | Adhesive composition comprising a cyanoacrylate and an epoxy adduct There are here disclosed an adhesive composition obtained by adding a fluorine-containing carboxylic acid epoxy adduct to a 2-cyanoacrylate, and a process for preparing the adhesive composition. This 2-cyanoacrylate-based adhesive composition is excellent... | 11/14/1995 |
| 5405826 | Herbicidal pyridopyridazinones and pyridopyridazinethiones Pyrido[2,3-d]pyridazin-5-one and pyrido[2,3-d]pyridazin-5-thione derivatives of general formula (I): ##STR1## wherein R and R1 independently represent hydrogen, optionally halogenated alkyl, alkenyl or alkynyl, optionally substituted heter... | 04/11/1995 |
| 5347032 | Preparation of alkyl cyanoacetates A process for the preparation of C4 -C10 alkyl cyanoacetates by the reaction of cyanoacetic acid with C4 -C10 alkanols at a temperature of from 35° to 150° C. and under a pressure of from 70 to 1013 mbar, in t... | 09/13/1994 |
| 5266702 | 1,3-oxazoline compounds useful as anionic initiators suitable for polymerization of vinyl polymers Disclosed are reactive anionic initiators of the general formula [ArCHR1 R2 N(R3 R4 R5 R6 ] wherein Ar=phenyl, substituted phenyl, or a heterocyclic compound, R1 =R2 =... | 11/30/1993 |
| 5210280 | Process for the preparation of alkanedioic acid derivatives A process for the preparation of alkanedioic acid derivatives comprising reacting an alkenoic acid derivative with carbon monoxide and a nucleophilic compound having a mobile hydrogen atom in the presence of a catalyst system comprising a source of a Grou... | 05/11/1993 |
| 5175337 | -cyanoacrylate and adhesive composition A novel neopentyl -cyanoacrylate is provided. It has superior adhesive properties even at high temperatures and whitening-preventing property.... | 12/29/1992 |
| 4986884 | Process for the production of monomeric -cyanoacrylates A process for the production of monomeric -cyanoacrylates by pryrolysis of poly--cyanoacrylates and subsequent distillation of the resulting monomeric -cyanoacrylates.... | 01/22/1991 |
| 4927954 | Continuous process for producing secondary alcohols and carboxylic acid esters A continuous process for efficiently co-producing secondary alcohols of long-chain olefins and lower carboxylic acid esters, comprising (I) performing an acid/olefin reaction in the presence of a heterogeneous catalyst such as Amberlyst 15, and (II) perfo... | 05/22/1990 |
