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| Number | Title | Issue Date |
| 7273836 | Paint detackifier and detoxifier The present invention includes a composition for detackifying, detoxifying and neutralizing paint booth water and paint booth dry filters. The composition is an aqueous mixture containing an effective minor amount of a high charge density, dray cationic polymer havi... | 09/25/2007 |
| 7179385 | Method for treating paint booth water systems The invention is a composition and method for treating paint booth water systems to facilitate paint removal. The composition comprises water, solid particles of insoluble organic polymer, such as, by way of non-limiting example, urea methanal copolymer, preferably ... | 02/20/2007 |
| 7029589 | Universal method and apparatus for conversion of volatile compounds A method or process of treating a contaminated fluid (10) having at least one contaminant having a property selected from the group consisting of being volatile, hazardous, tacky and a combination thereof is provided. The method comprises contacting the conta... | 04/18/2006 |
| 7022194 | Method of treating a paint booth dry filter The present invention includes a composition having detackifying and detoxifying properties such that the composition is useful for detackifying and detoxifying paint particles in spray booth water and for treating a paint booth dry filter to render the filter fire ... | 04/04/2006 |
| 6673263 | Compositions incorporating chitosan for paint detackification A composition and method for treating oversprayed paints in paint spray booths is provided. The composition includes an aqueous solution of a compound such as chitosan, and a complex metal salt, such as aluminum chlorohydrate, capable of flocculating the ... | 01/06/2004 |
| 6656377 | Inorganic composition, process of preparation and method of use A coagulant which is the reaction product of a trivalent metal salt, excluding chromium salts, an acid phosphorous compound and an aluminum hydroxy chloride, and a process for preparing such coagulant. This coagulant may be effectively used to remove susp... | 12/02/2003 |
| 6627086 | Methods of producing polyarylamines and using them for detackifying paint and removing color from aqueous systems Aqueous suspensions of paints in waste waters can be treated to detackify the paint and facilitate its removal by contacting the paint suspension at a pH of from about 5 to about 14 with a polyarylamine that is produced by reacting an aldehyde with an ary... | 09/30/2003 |
| 6537457 | Method for treating circulating water from an enamelling line Polyaspartic acid and, optionally a non-ionic surfactant, are used to treat circulating water from a paint shop.... | 03/25/2003 |
| 6485656 | Agents for unsticking paint, and sedimentation agents Paint detackifiers and/or sedimentation agents are provided which contain amorphous alumina and/or alumina in pseudoboehmite or boehmite form having an average crystallite size of from 0.1 to 15 nm and/or the hydrates and hydroxyalkylpolysaccharides there... | 11/26/2002 |
| 6325936 | Process for treating waste water containing a resin A process for treating waste water containing a resin is disclosed, which includes the steps of adding a polyamine compound to waste water containing at least a resin to coagulate at least water-insoluble matter in the water to form coagulated particles, ... | 12/04/2001 |
| 6306308 | Inorganic composition, process of preparation and method of use A coagulant which is the reaction product of a trivalent metal salt (eg., FeCl3), excluding chromium salts, an acid phosphorous compound and an aluminum hydroxy chloride, and a process for preparing such coagulant. This coagulant may be effecti... | 10/23/2001 |
| 6228269 | Methods for treating wastewater containing hard-to-filter solids, in particular photoresist and paint sludges Wastewater streams containing tacky or sticky components and heavy metals, such as photoresist-containing streams from printed-circuit board manufacture and water streams from paint spraying processes, can be detackified and the metals simultaneously remo... | 05/08/2001 |
| 6136220 | Compositions for treating paint spray booth water Methods and compositions for detackifying and dispersing, and coagulating/flocculating and dispersing solventborne and waterborne paints, respectively, in paint spray booth waters are disclosed. An aqueous composition of water soluble cationic polymer, no... | 10/24/2000 |
| 5985154 | Methods and compositions for treating paint spray booth water Methods and compositions for detackifying and dispersing, and coagulating/flocculating and dispersing solventborne and waterborne paints, respectively, in paint spray booth waters are disclosed. An aqueous composition of water soluble cationic polymer, no... | 11/16/1999 |
| 5954970 | Process for treating sludge using low-level heat The present invention describes a process and an apparatus for treating sludge having both liquid and solid constituents. The sludge is first heated to a minimum optimum draining temperature. During heating, mechanical dewatering of the sludge occurs. In ... | 09/21/1999 |
| 5919288 | Method for suppressing foams in booth circulating water In a water recycle painting system wherein a water paint is spray painted on an object to be painted in a painting booth, and wherein over sprayed paint captured in booth circulating water is condensed and recovered to be mixed with the water paint for re... | 07/06/1999 |
| 5830315 | Treatment of Aqueous systems using a chemically modified tannin There is provided a composition comprising tannin containing hydroxyl groups which has been (a) chemically modified by reaction of at least one of said hydroxyl groups with at least one member selected from the group consisting of an esterification agent ... | 11/03/1998 |
| 5730881 | Method for treating oversprayed solvent-based paints An improved method for treating over-sprayed, solvent-based paints which comprises adding an effective amount of a chelating agent to the circulating water of a paint spray booth, thereby improving the dispersibillty of solvent-based paints, particularly ... | 03/24/1998 |
| 5719224 | Compositions and methods for detackifying paint spray booth water A method and composition for detackifying or coagulating and flocculating waterborne and mixed waterborne/solventborne paints in paint spray booth water. Aluminum chlorohydrate and a tannin containing polymer, preferably in an aqueous solution, are added ... | 02/17/1998 |
| 5660734 | Paint spray booth treatment program for waterborne and/or solventborne paints Methods of treating circulating water containing oversprayed waterborne and/or solventborne paint, such as in a paint spray booth operation with copolymer of lignosulfonate and a cationic monomer subunit with Na2 CO3 and/or NaOH. The... | 08/26/1997 |
| 5614103 | Methods for detackifying paint spray booth water A method and composition for detackifying or coagulating and flocculating waterborne and mixed waterborne/solventborne paints in paint spray booth water. Aluminum chlorohydrate and a tannin containing polymer, preferably in an aqueous solution, are added ... | 03/25/1997 |
| 5569377 | Spray painting equipment Spray paint equipment combining a paint gun and stand. The stand serves to adjustably support a primary paint supply; filters for filtering paint; a gravity feed tank for the spray gun and the spray gun when it is not in use. To this end the stand is form... | 10/29/1996 |
| 5562833 | Dual feed paint detackification program In a paint spray booth wherein water is used to collect oversprayed paint, a process is disclosed for detackifying and coagulating oversprayed paint by the independent and concurrent addition of specific amounts of specific anions and cationic polymers to... | 10/08/1996 |
| 5554296 | System and method for purifying waste streams containing water reducible paints Methods for purifying aqueous waste streams containing a water reducible paint composition and equipment systems capable of conducting such methods are provided. In general terms the methods can be practiced by first providing an aqueous waste stream comp... | 09/10/1996 |
| 5547587 | Process for denaturing and coagulating paints The invention is an improved process for denaturing and coagulating paint in an aqueous medium in which denatured and coagulated paint must remain in a dispersion in the aqueous medium. The aqueous medium contains a coagulant and the aqueous medium is mai... | 08/20/1996 |
| 5492626 | Method for recycling a paint recovery effluent The object of the present invention is reuse of the filtrate of a paint mist-cleaning water mixture as cleaning water without reduction in concentration efficiency. According to the present invention, a waste paint-cleaning water mixture 2 available on tr... | 02/20/1996 |
| 5385676 | Water soluble graft copolymers for paint spray booth sludge dewatering A method of dewatering paint spray booth sludge by adding to the water system of a paint spray booth a water soluble graft copolymer having the structure: ##STR1## wherein E is the repeat unit obtained after polymerization of an, ethylenically u... | 01/31/1995 |
| 5378389 | Wet paint spray booth treating agent and method for the treatment therewith A wet paint spray booth treating agent comprising a melamine--aldehyde acid colloid solution, a nitrogen atom-containing organic compound and an anionic water soluble high molecular weight dispersant. A method for the treatment of a wet paint spray booth ... | 01/03/1995 |
| 5352250 | Process of treating lacquer coagulum and its use The invention relates to a process for treating (recycling) lacquer coagulum containing lacquer overspray and layered silicate containing coagulating agents, in which the layered silicate containing paint coagulum is vacuum dried, processed at low tempera... | 10/04/1994 |
| 5330659 | Process for denaturating water-dilutable paints and solvent-based paints and denaturation solution used in this process 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 ... | 07/19/1994 |
| 5330564 | Aqueous coating for protecting spray cabins from enamel overspray and process for producing it Aqueous and storage-stable compositions for the deposition of temporary barrier layers on spray-coating booths and the like contain 5 to 80% by weight of one or more C8 -carboxylic acid and/or an alkali metal salt thereof, 1 to 40% by weight of a pH... | 07/19/1994 |
| 5326480 | Two component agent for coagulating paints, waxes, and coating compositions The invention relates to coagulating agents formulated in the form of two separate components A and B for coagulating paints, waxes and coating compositions, which agents contain one or more aluminosilicate(s), one or more wax(es) and/or wax analogues and... | 07/05/1994 |
| 5324437 | Use of molybdenum compounds for paint coagulation The invention describes the use of molybdenum compounds in circulating waters of wet precipitators of spray coating units for detackifying and coagulating paints and/ or varnishes, waxes and other organic coating compositions, and a process for detackifyi... | 06/28/1994 |
| 5302291 | Method for improving the dispersibility of solvent-based paints in aqueous systems A method for improving the dispersibility of over-sprayed, solvent-based paints in aqueous systems which comprises adding an effective amount of a chelating agent to an aqueous system containing solvent-based paints, particularly in high-hardness waters.... | 04/12/1994 |
| 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 |
| 5259976 | Sodium aluminate for improving paint spray booth efficiency Sodium Aluminate when used to adjust pH of paint detackifying systems improves the efficiency of polymeric paint detackifiers used in the detackification of paint from paint spray booths and similar equipment.... | 11/09/1993 |
| 5256308 | Method for the cure and removal of overspray paint from the water wash system of paint spray booths A method for treating paint a paint spray booth water wash system comprising collecting overspray paint into a sump, adding a stabilizing compound to the water in the sump, adding a paint cure catalyst to accelerate the cure of the paint, assisted by heat... | 10/26/1993 |
| 5254256 | Process for reclamation and treatment of paint overspray treatment compositions A process for treating spent aqueous emulsion material formed from a non-volatile hydrocarbon organic portion having a paint solids content greater than about 10% by weight in which the spent emulsion is broken and the organic phase is admixed with suffic... | 10/19/1993 |
| 5250191 | Paint denaturant This invention relates to a process for detackifying and dispersing paint solids for example obtained from paint overspray in enclosed areas such as paint spray booths. The process includes contacting an oil-in-water emulsion with an aqueous solution wher... | 10/05/1993 |
| 5250190 | On-line blending method for activator catalyzed paint detackification program In a paint spray booth wherein water is used to collect oversprayed paint, a process for detackifying and coagulating the oversprayed paint by the addition of specific amounts of specific anions and cationic polymers blended prior to addition to the water... | 10/05/1993 |
