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| Number | Title | Issue Date |
| 7331400 | Fire resistant and smoke suppressing coatings A surface coating includes fire retarding and smoke suppressing constituents dispersed throughout an essentially non-toxic, water-based adhesive binder. The coating comprises a mixture of chemical compounds where each constituent falls into one of six functional gro... | 02/19/2008 |
| 7211293 | Methods, systems and compositions for fire retarding substrates A closed-loop system and process is used for applying fire retardant chemicals to fibers. Fibers are preferably positioned in a vessel such as a dye machine which circulates the fire retardant chemicals. After absorption of the fire retardant composition, non-absorb... | 05/01/2007 |
| 7018571 | Flame retardant and smoke supressive additive powder for polymeric thermoplastics and thermoset resins A flame retarding and smoke suppressing additive powder that can be mixed with resins includes a carbonific material, a heat activated blowing agent, a heat activated halogen material, a phosphate material, and an inorganic material. The additive powder, when added ... | 03/28/2006 |
| 6930138 | Flame retardant and smoke supressive additive powder for polymeric thermoplastics and thermoset resins A flame retarding and smoke suppressing additive powder that can be mixed with resins includes a carbonific material, a heat activated blowing agent, a heat activated halogen material, a phosphate material, and an inorganic material. The additive powder, when added ... | 08/16/2005 |
| 6673266 | Fire-retardant petroleum composition A cellulose-based fire retardant composition is made by (1) adding cellulose to water, thereby forming a solution; (2) adding liquid ammonia to the solution; and (3) subsequently adding solid diammonium phosphate to the solution, thereby forming a viscous... | 01/06/2004 |
| 6645278 | Intumescent powder An intumescent powder where the molar ratio of SiO2 to Li2 O+Na2 O+K2 O is between 2.20 to 3.70 to 1.00 and the molar ratio of Li2 O to Li2 O+Na2 O+K2 O is 0.20 to 0.35 has... | 11/11/2003 |
| 6248160 | Flame retardant for mesh sheets and flameproof mesh sheet A flame retardant for flameproof mesh sheets which does not generate halogen gas at the time of combustion and a flameproof mesh sheet comprising the same. Also disclosed is a flame retardant for mesh sheets comprising 1.5 to 15 wt % of red phosphorus and... | 06/19/2001 |
| 6042639 | Fire retarding composition and a method for impregnation of a combustible material Fire retarding and smoke inhibiting aqueous composition and a method for a one-step impregnation of aqueous-absorbable--and normally inflammable materials, such as wood, paper and textiles, said composition comprising ammoniumphosphates, phosphoric acid, ... | 03/28/2000 |
| 6000189 | Fire-resistant rear-ventilated cladding Rear-ventilated cladding is provided with intumescent compositions in the region of the rear ventilation.... | 12/14/1999 |
| 5612142 | Preservation of wood with phenol formaldehyde resorcinol resins Wood and other cellulose-based products are preserved with a water-based treating solution containing a phenolic resin prepolymer such as phenol formaldehyde resin prepolymer, a resorcinol formaldehyde resin prepolymer and water. The treatment is carried ... | 03/18/1997 |
| 5593485 | Extinguishing compositions and process for producing the same A fire proof or extinguishing compositions consisting of diammonium hydrogen phosphate, disodium hydrogen phosphate, dicyandiamide, sodium borate decahydrate and water, is characterized in that it is non-toxic, non-polluting and free of chlorofluorocarbon... | 01/14/1997 |
| 5091097 | Fire extinguishing and inhibiting material In one embodiment of the present invention, a fire extinguishing and inhibiting material comprising potassium hydroxide, citric acid, diammonium phosphate, and urea in an aqueous solution is applied to an object to extinguish and inhibit fires. In accorda... | 02/25/1992 |
| 5049187 | Aqueous solution for forming a fire-retardant protective coating An aqueous solution useful as a coating composition to form a fire-retardant protective overcoat on a surface requiring such protection, such as one or both surfaces of a photographic element, comprises (1) a water-soluble film-forming cross-linkable copo... | 09/17/1991 |
| 5034057 | Photographic element having a fire-retardant protective overcoat A photographic element is provided on one or both surfaces thereof with a fire-retardant protective overcoat comprising (1) a water-soluble film-forming copolymer of methyl inyl ether and maleic anhydride cross-linked by a water-soluble polyhydric alcohol... | 07/23/1991 |
| 5023019 | U.V. detectable flame retardant A flame retardant or fire retardant preparation can be employed with fibrous material containing either cellulosic fibers, non-absorbent fibers, or blends thereof. The preparation is formed of an aqueous solution of ammonium sulfate, a metasilicate salt s... | 06/11/1991 |
| 4983326 | Fire retardant concentrates and methods for preparation thereof The present invention is directed to an aqueous concentrate adapted to be diluted with water and used in fire control. The concentrate exhibits a viscosity of less than about 2000 centipoise and containing between about 0.75% and about 6% by weight a thic... | 01/08/1991 |
| 4971728 | Method for the preparation of aqueous fire retarding concentrates The present invention is directed to an aqueous concentrate adapted to be diluted with water and used in fire control. The concentrate exhibits a viscosity of less than about 2000 centipoise and containing between about 0.75% and about 6% by weight a thic... | 11/20/1990 |
| 4908160 | Fire retardant composition An anhydrous flame retardant composition comprising diammonium hydrogen phosphate, disodium hydrogen phosphate, ammonium dihydrogen phosphate, ammonium hydrogen phosphate, sodium hydrogen carbonate and a surfactant. The composition can be made up into an ... | 03/13/1990 |
| 4839065 | Fire retardant concentrates and methods for preparation thereof The present invention is directed to an aqueous concentrate adapted to be diluted with water and used in fire control. The concentrate exhibits a viscosity of less than about 2000 centipoise and containing between about 0.75% and about 6% by weight a thic... | 06/13/1989 |
| 4824483 | U.V. Detectable flame retardant treatment A flame retardant or fire retardant preparation can be employed with fibrous material containing either cellulosic fibers, non-absorbent fibers, or blends thereof. The preparation is formed of an aqueous solution of ammonium sulfate, a metasilicate salt s... | 04/25/1989 |
| 4822524 | Xanthan gum enhanced fire-retardant compositions A fire-retardant composition for application to vegetation, to suppress the spread of wildfires of the type which includes a fire-suppressing salt in a liquid carrier, has a minor amount of xanthan gum incorporated therein to improve the stability, corros... | 04/18/1989 |
| 4806620 | Polymeric compositions having flame retardant properties An aqueous, resinous solution of a curable, polymeric reaction product, the cured polymeric flame resistant coating and methods for producing them are provided. The solution is formed by direct reaction or prepolymer reaction and chain extension reaction ... | 02/21/1989 |
| 4741971 | Method for imparting flame resistance to wood surfaces Methods for impregnating the pores of at least partially dried wood with a phosphorus nitride, particularly P3 N5, to provide flame resistance are described. Preferably liquid slurries of the phosphorus nitride are impregnated into t... | 05/03/1988 |
| 4737406 | Flame retardant treatment A flame retardant or fire retardant preparation can be employed with fibrous material containing either cellulosic fibers, non-absorbent fibers, or blends thereof. The preparation is formed of an aqueous solution of ammonium sulfate, a metasilicate salt s... | 04/12/1988 |
| 4725382 | Fire retardant composition A fire retardant composition that utilizes pH control to lower corrosion is provided. The fire retardant composition contains B2 O3, P2 O5 and NH3. Also provided is a fire retarded material of low cor... | 02/16/1988 |
| 4721583 | Fire-resistant polycarbonates A fire-resistant polycarbonate composition comprising a polycarbonate and for each one thousand parts by weight thereof from about 0.1 to 10 parts by weight of a salt of the formula: ##STR1## in which R is a C1 to C6 alkyl radic... | 01/26/1988 |
| 4659381 | Flame retarded asphalt blend composition A flame retarded asphalt composition comprising a blend of: (a) modified bitumen; (b) 1-20 wt % of at least one halogenated flame retardant; and (c) 1-5 wt % of at least one inorganic phosphorus containing compound selected from the group consisting of ammonium pho... | 04/21/1987 |
| 4588523 | Intumescent fire retardant compositions A heat expanding, fire retardant composition comprising an intumescent component, an organic char-forming component, fillers, plasticizers, fire retardants, and a binder wherein the binder is a polyurethane which is formed in situ.... | 05/13/1986 |
| 4447336 | Stabilized galactomannan gum compositions Aqueous compositions thickened by galactomannan gums are described which are stabilized by soluble molybdenum.... | 05/08/1984 |
| 4447337 | Stabiized galactomannan gum compositions Aqueous compositions thickened by galactomannan gums are described which are stabilized by a stabilizer system comprising soluble molybdenum and a thiourea.... | 05/08/1984 |
| 4345002 | Novel intumescent composition and flame retardant articles treated therewith An intumescent composition containing a cyclic nitrogen compound, a hydroxy-containing organo-phosphorus compound, an organo-phosphorus acid, and water, wherein: (a) said cyclic nitrogen compound is: ##STR1## wherein a, b, and c, are integers select... | 08/17/1982 |
| 4311855 | Flameproofing agents An improved process for manufacturing tetrakis (hydroxymethyl) phosphonium amide condensation product without the formation of a precipitate. Urea or thiourea is added to the tetrakis (hydroxymethyl) phosphonium salt having an anion formed from a dibasic ... | 01/19/1982 |
| 4301025 | Derivatives of polyphosphoric acid partial esters Derivatives of polyphosphoric acid partial esters of the formula ##STR1## wherein R is the remnant of a (poly)glycol monoether, phenol or alkanol provided that in at least one occurrence R is the remnant of a (poly)glycol monoether, and M is a positi... | 11/17/1981 |
| 4276343 | Active phosphorus nitrides containing hydroxyl and halogen, and process for making them The invention provides active polymeric phosphorus nitrides containing hydroxyl and halogen. The halogen atoms and hydroxyl groups are linked to phosphorus, and the nitrides contain about 35 to 54 weight % of phosphorus, about 35 to 47 weight % of nitroge... | 06/30/1981 |
| 4265945 | Quaternary ureidomethyl phosphonium salts Novel quaternary ureidomethyl phosphonium salts having the general formula ##STR1## are prepared by condensing a urea having the formula RNHC(O)NR'R" with a quaternary hydroxymethyl phosphonium salt having the formula (HOCH2)4 P... | 05/05/1981 |
| 4239542 | Water-soluble flame retarder and process for preparing the same A water-soluble flame retarder comprising a condensed ammonium phosphate having an average degree of condensation of not more than 60 and a mixture of urea compounds produced from urea in the presence of a condensed ammonium phosphate, the mixture contain... | 12/16/1980 |
| 4228202 | Method for making a cellulosic material fire-resistant This specification describes a method for making a cellulosic material fire-resistant. The material is well dried and then impregnated with an aqueous solution containing phosphoric acid and ammonium sulphate and/or ammonium phosphate. The solution may al... | 10/14/1980 |
| 4210451 | Regenerated cellulose flameproofed with organophosphorylamides Flameproofed, regenerated cellulose containing as a flameproofing agent a compound of the formula, ##STR1## in which both Y's, are oxygen or sulphur, both R1 's are cyclohexyl or optionally substituted phenyl, or additionally methyl when Y... | 07/01/1980 |
| 4198328 | Flame-resisting intumescent paints The present invention concerns flame-resisting paints, in particular, those which can be applied on wood, metals and plastic materials or elastomers. More particularly, it concerns "intumescent paints" endowed with excellent fire-resistance characteristic... | 04/15/1980 |
| 4193805 | Flame retardant regenerated cellulose containing a phosphoric acid or thiophosphoric acid amide The present invention concerns novel flameproofed regenerated cellulose incorporating, as flameproofing agent, a phosphoric acid or thiophosphoric acid mono- or triamide.... | 03/18/1980 |
