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| Number | Title | Issue Date |
| 8153752 | Polyols based on modified amino resins, process for their preparation and their use Disclosed herein is a polyol (A) based on modified amino resins, prepared by reacting: an amino resin (B) comprising three acetalized or etherified N-methylol groups of the general formula (I) >N—CHR—OR1, wherein R is a hydrogen atom, an alkyl group o... | 04/10/2012 |
| 7342085 | Synthesis of oligomeric cyanate esters A cyanate ester system is disclosed. An aryl ether oligomer may be made from a dihydroxyaromatic compound and a dihaloaromatic compound in the presence of a base. The oligomer is then reacted with a cyanide compound in the presence of a base to form the cyanate este... | 03/11/2008 |
| 7087683 | Sulfonamide modified aminoplast crosslinkers and powder coating compositions containing such crosslinkers A crosslinking agent that is an ungelled reaction product of (a) an aminoplast resin and (b) a compound having active hydrogen groups reactive with the aminoplast resin such that the crosslinking agent is essentially free of functional groups reactive with an aminop... | 08/08/2006 |
| 6809161 | Modified aminoplast crosslinkers and powder coating compositions containing such crosslinkers A crosslinking agent is provided which is an ungelled reaction product of (a) an aminoplast resin and (b) a compound having active hydrogen groups reactive with the aminoplast resin (a) such that the crosslinking agent is essentially free of functional groups reacti... | 10/26/2004 |
| 6720392 | Aqueous amino resin blends An aqueous amino resin blend comprises aliphatic linear, branched or cyclic amines A containing at least one primary, secondary or tertiary amino group, at least one hydroxyl group and 2 to 20 carbon atoms, and amino resins B, and is used as an impregnating resin in... | 04/13/2004 |
| 6635724 | Modified aminoplast crosslinkers and powder coating compositions containing such crosslinkers A crosslinking agent is provided which is an ungelled reaction product of (a) an aminoplast resin and (b) a compound having active hydrogen groups reactive with the aminoplast resin (a) such that the crosslinking agent is essentially free of functional gr... | 10/21/2003 |
| 6552146 | Composition comprising polymers having a star structure, the polymers, and their use A composition, comprising, in an appropriate medium, at least one polymer with a highly specific ordered structure is disclosed. These compositions find a specific application in the field of make-up and are capable of being applied to keratinous fibers, ... | 04/22/2003 |
| 6518387 | Soybean-based adhesive resins and composite products utilizing such adhesives The present invention relates to a soybean-based adhesive resin including a soybean flour and a cross-linking agent. The cross-linking agent is reacted with the functional groups in the soybean flour to form an adhesive resin. The present invention also r... | 02/11/2003 |
| 6258898 | Amino resins functionalized with carbamate groups and coating compositions containing the same A crosslinking agent comprising one or more carbamate groups or groups convertible to carbamate and two or more polyfunctional amino moieties having the formula ##STR1## wherein L is selected from the group consisting of alkyl or aryl, cycloalkyl and... | 07/10/2001 |
| 6136200 | Treatment for paint and lacquer waste water A composition for the detackification and clarification of acid and alkaline paint and lacquer waste waters and paint spray booth wastes, comprising: an inorganic-organic and/or organic adduct alloy polymer composition having the formula: A.multidot.B | 10/24/2000 |
| 5998573 | Amino resin composition A novel amino resin composition produced by reacting one of or a mixture of more than two triazine derivatives of Formula I: ##STR1## wherein, R1, R2, R3, R4, R5 and R6 each represent ... | 12/07/1999 |
| 5895802 | Redispersible polymer powders, method for their preparation and applications The invention concerns redispersible polymer powders characterized by a proportion of 3 to 30% by wt relative to the polymer weight of condensation products of amino-s-triazine/formaldehyde/sulfite with molar ratios of amino-s-triazine to formaldehyde to ... | 04/20/1999 |
| 5891983 | Water-soluble formaldehyde-free polycondensation products based on amino-s-triazines Water-soluble formaldehyde-free polycondensation products based on amino-s-triazines with at least two amino groups and glyoxylic acid, which contain as further component at least one amino compound and where the molar ratio of amino-s-triazine to glyoxyl... | 04/06/1999 |
| 5789526 | Highly viscous condensation products containing sulfonic acid groups based on amino-s-triazines Disclosed is a highly viscous condensation product containing sulfonic acid groups based on amino-s-triazines with at least 2 amino groups and formaldehyde which has a viscosity of 500 to 100,000 cp at 20° C. and a pH value of 8.0 to 13.0 as an aqueous s... | 08/04/1998 |
| 5750634 | Water-soluble polycondensation products based on amino-s-triazines and the use thereof Disclosed is a soluble polycondensation product based on amino-s-triazines with at least two amino groups and forma ehyde, a process for making the product and the use thereof as an additive for an aqueous binding agent suspension.... | 05/12/1998 |
| 5648446 | Diguanamines and preparation process, derivatives and use thereof Provided by the present invention are novel diguanamine derivatives, led by 2,5/2,6-bis(4,6-diamino-1,3,5-triazin-2-yl)-bicyclo[2.2.1]heptanes and 1,3/1,4-bis(4,6-diamino-1,3,5-triazin-2-yl)-cyclohexanes, and derivatives thereof, applications of these com... | 07/15/1997 |
| 5646240 | Diguanamines and preparation process, derivatives and use thereof Provided by the present invention are novel diguanamine derivatives, led by 2,5/2,6-bis(4,6-diamino-1,3,5-triazin-2-yl)-bicyclo[2.2.1]heptanes and 1,3/1,4-bis(4,6-diamino-1,3,5-triazin-2-yl)-cyclohexanes, and derivatives thereof, applications of these com... | 07/08/1997 |
| 5558709 | Flow improving agents for binder suspensions containing cement Disclosed is a flow improving agent for binder suspensions containing cement which is composed of a) amino-s-triazine-formaldehyde-sulfite condensation products having a molar ratio of amino-s-triazine:formaldehyde:sulfite of 1:1.3 to 6.0: 0.3 to 1.5 and ... | 09/24/1996 |
| 5545702 | Diguanamines and preparation process, derivatives and use thereof Provided by the present invention are novel diguanamine derivatives, led by 2,5/2,6-bis(4,6-diamino-1,3,5-triazin-2-yl)-bicyclo[2.2.1]heptanes and 1,3/1,4-bis(4,6-diamino-1,3,5-triazin-2-yl)-cyclohexanes, and derivatives thereof, applications of these com... | 08/13/1996 |
| 5380815 | Melaminic polycondensates Condensation compounds obtained by means of the polymerization of polyami compositions essentially constituted by derivatives of 2,4,6-triamino-1,3,5-triazine having the general formula (I): ##STR1## with aldehydes, preferably formaldehyde.... | 01/10/1995 |
| 5328978 | Triazine/formaldehyde resin The present invention relates to a triazine/formaldehyde resin which contains a compound of the general formula I ##STR1## wherein R1 and R2 are defined as stated in claim 1, a process for its preparation and its use as a curing... | 07/12/1994 |
| 5294352 | Compositions for the detackification of paint spray booth water and waste water A composition for the detackification and clarification of acid and alkaline paint and lacquer waste waters and paint spray booth wastes, comprising: an inorganic-organic and/or organic adduct alloy polymer composition having the formula: A.multidot.B | 03/15/1994 |
| 5215828 | Curable binders Curable binders obtained by simultaneous reaction of A) urethanes or ureas, B) acrylic or methacrylic compounds containing hydroxyl groups, C) paraformaldehyde and D) if appropriate, polyols, wherein, in the case where no polyol D) is also reacted, the reaction is ... | 06/01/1993 |
| 5162462 | Process for the preparation of aminoplastic resin for use in the production of particle boards with low formaldehyde emission Process for the production of aminoplast resins. The process entailing the addition of ureido-2-diamino-4,6-triazine-1,3,5, and optionally melamine, to aminoplast resin. Preferably the triazine is added in a proportion of at least 10% by weight. The resul... | 11/10/1992 |
| 5132393 | Wholly aromatic polyamides and copolyamides, and process therefor Novel wholly aromatic polyamides and copolyamides of the formula: ##STR1## are provided. The aromatic polyamides and copolyamides are prepared by condensation polymerizing an aromatic diamine selected from 3,5-diaminobenzophenone and a mixture of 3,5... | 07/21/1992 |
| 5071945 | Process for the production of sulphonic acid group-containing condensation products with a low content of free formaldehyde A process for the production of sulphonic acid group-containing condensation products based on amino-s-triazines with at least two amino groups and formaldehyde with a low content of free formaldehyde, wherein a) an amino-s-triazine, formaldehyde and sulphite ... | 12/10/1991 |
| 5049645 | Preparation method of amino resin particulate having narrow particle size distribution A continuous preparation method of an amino resin particulate having a maximum particle size of 40 μm or less and an average particle size of from 5 to 15 μm is described. The method comprises the steps of reacting amino compounds with aldehydes in the ... | 09/17/1991 |
| 4983710 | Method for production of methylolaminotriazine condensates based on cyclohexanecarboguanamine A method for the production of methylolaminotriazine condensate by the reaction of cyclohexanecarboguanamine (A) and formaldehyde (B), which method comprises preparing a solution of formaldehyde (B) or a solution containing cyclohexanecarboguanamine (A) a... | 01/08/1991 |
| 4931536 | Hydroxy functional acrylamidomethyl amino resins Hydroxy functional acrylamido amino resins comprising hydroxy-hydrocarbyl groups. The resins are produced by reaction of alkoxymethyl amino resins with acrylamide to introduce acrylamidomethyl groups and then with a polyol to introduce hydroxy functionali... | 06/05/1990 |
| 4931537 | Polyglycidamide coating compositions Curable epoxy systems comprising polyglycidamides and epoxy reactants. The polyglycidamides are hydroxy functional polyglycidamides derived from amino resins. The epoxy systems can be used as laminating, encapsulating and coating resins. When the epoxy re... | 06/05/1990 |
| 4764585 | Cationic polycondensates useful for improving the fastness of dyeings on textiles Cationic fixing agents based on the reaction products of (a) a monofunctional or polyfunctional amine having one or more primary and/or secondary and/or tertiary amino groups and (b) cyanamide, dicyandiamide, guanidine or bisguanidine give improved results when the... | 08/16/1988 |
| 4696959 | Modified piperidines as ultraviolet light stabilizers A composition of matter contains as a principal component a material which acts as an ultraviolet light stabilizer. The ultraviolet light stabilizer is formed from the reaction of (a) a methylol or alkoxy alkyl-containing material, and (b) an alkyl substi... | 09/29/1987 |
| 4677159 | Process for the synthesis of highly stable sulfonated melamine-formaldehyde condensates as superplasticizing admixtures in concrete Stable, water soluble, sulfonated melamine-formaldehyde and sulfonated melamine-urea-formaldehyde resin solutions are prepared in a four stage procedure, wherein (1) melamine or melamine and urea are condensed with formaldehyde in an aqueous medium at a r... | 06/30/1987 |
| 4668785 | Preparation of (2-hydroxyethyl)-melamines and their use as modifiers in the preparation of aminoplast resins N,N',N"-tris-(2-hydroxyethyl)-melamine, if required, as a mixture with N-mono- and N,N'-bis-(2-hydroxyethyl)-melamine, is prepared by reacting melamine with ethanolamine in the presence of an acidic catalyst by a method in which the reaction is carried ou... | 05/26/1987 |
| 4663387 | Utilization of melamine waste effluent Thermally stable water soluble resins are prepared in a multistep process by reacting the waste solids from the mother liquor waste stream of a melamine manufacturing plant with an aldehyde and a sulfonating agent under controlled conditions of pH and tem... | 05/05/1987 |
| 4631320 | Coating compositions containing polyurethane or polyurea polymers and amino resins A thermosettable coating composition comprises a hydroxy group-containing polyurethane, polyurea or polyurethane/polyurea polymer, an amino cross-linker and optionally, a catalyst and/or solvent. The polymer is obtained by self condensation of an hydroxya... | 12/23/1986 |
| 4591613 | Hydroxyalkyl melamine containing resins and their use in heat and pressure consolidated laminates A method for the production of hydroxyalkylmelamine containing resins wherein melamine, formaldehyde and a hydroxyalkylmelamine are reacted under conditions such that a resin is produced which, when incorporated into a decorative laminate, enhances the po... | 05/27/1986 |
| 4578450 | Accelerator-modified adhesion promoters for rubber to wire adhesion There is disclosed the reaction product of an N-(substituted oxymethyl)melamine and a 2-mercaptoarylthiazole and its use as an adhesion promoter to improve rubber to metal wire adhesion.... | 03/25/1986 |
| 4564667 | Urea-formaldehyde resin manufacture A solid urea-formaldehyde resin is provided, having a degree of condensation of 25% to 45%. A process for making the resin is also described and includes several steps. Urea and formaldehyde is first reacted with a molar ratio of U:F of 1:2.5 or more then... | 01/14/1986 |
| 4489027 | Process for preparing solvent resistant, thermoplastic aromatic poly(imidesulfone) A process for preparing a thermoplastic poly(imidesulfone) is disclosed. This resulting material has thermoplastic properties which are generally associated with polysulfones but not polyimides, and solvent resistant which is generally associated with pol... | 12/18/1984 |
