intumescent (Total 1517 Patents Found)

1532410 Intumescent fire barrier DUFAYLITE DEVELOPMENTS Ltd 11 Dec 1975 [14 Dec 1974 20 Dec 1974] 54123/74 and 55237/74 Heading A5A [Also in Divisions El and H2] An assembly for accommodating service lines e.g. cables 5, 6 through a wall 4 comprises a ducting 1 and a honeycombed block 7 of intumescent-coated material w...
Process for regulating the expansion properties of thermally expandable sulfuric acid-graphite particles (I) comprises washing (I), obtained by reacting graphite particles with sulfuric acid in the presence of an oxidant, with an aqueous wash liquor (II) containing compounds that influence the expansion properties, unt...
An article having a fire resistant coating which includes an intumescent undercoat of an aqueous mixture of a synthetic resin, an inorganic foam forming agent and a carbon forming agent. Over the intumescent undercoat there is applied a nonflammable waterinsoluble organic solvent based resin. This latter overcoat is es...
A fire retardant panel door, including a panel door having at least one door panel and stiles and rails. The door panel includes an interior composite section formed by a first plurality of layers of intumescent materials and a first plurality of layers of fire resistant materials disposed between and laminated to a fi...
An aqueous composition containing a hardenable binder of a melamine compound, such as an acid-hardenable melamine-formaldehyde resin, and an acidic phosphorus compound, such as a nitrogen-containing phosphorus compound made from either phosphoric acid or phosphorus acid, and expandable graphite flake, which composition...
An intumescent coating composition, coating process for structural panels, and a method of installing the coated and notched structural panels that decreases the fire safety (FSR) rating effectively to meet applicable fire safety approval standards for commercial structures. The intumescent composition comprises sodium...
A liquid intumescent resin coating composition comprising at least one polymeric component, at least one ethylenically unsaturated monomeric component, and at least one intumescent ingredient. The coating composition further comprises at least one of Sodium Potassium Aluminium Silicate (Nepheline syenite) and Potassium...
L'invention concerne un matériau de revêtement ignifuge comprenant un matériau de base intumescent fluide présentant un agent moussant, un agent d'expansion, un agent de carbonisation, un agent liant, un solvant et un pigment. Le matériau de revêtement comprend en outre un agent de réduction de la propag...
A new low viscosity crystalline form of melamine pyrophosphate having its maximum intensity at a peak in its X-ray diffraction pattern of 3.25 A is readily dispersible in paint and coating systems at a uniquely high concentration because of the low viscosity imparted to such system, and that thereby gives a useful fire...
A light-transmitting fire resistant glazing panel includes at least two vitreous sheets between which is sandwiched at least one intervening layer of intumescent material, for example, of hydrated sodium silicate. Two of the vitreous sheets are of different thicknesses and they are bonded together via the sandwiched in...
Self-crosslinkable binder compositions which include a copolymer obtained by reacting a mixture of monomers in the presence of an organic solvent, wherein the monomer mixture includes a carboxylic acid monomer, a polymerizable ethylenically unsaturated monomer, and a crosslinkable acrylamide monomer. Intumescent coatin...
A data cable can include a plurality of insulated conductors twisted into pairs, an intumescent tape surrounding one or more of the insulated conductors, and a jacket. Each of the plurality of insulated conductors includes a conductor and an insulation layer. Data cables being fluoropolymer-free or halogen free are als...
A textile product with enhanced flame and/or smoke retardant properties and a method of forming the same is disclosed. The textile product is comprised of a textile material and a backcoating comprised of a polymer matrix and inorganic smoke suppressant and/or flame retardant intumescent particles. The backcoating may ...
Fabric layers and composite articles that incorporate graphite-containing coatings that do not stain are provided. A fabric layer for use as a flame and heat blocking component of an upholstered article includes intumescent graphite particles that are configured to swell and char in the presence of flame so as to form ...
An intumescent composition and the foamed product prepared by heating the composition are provided wherein the composition comprises the reaction product of para-benzoquinone dioxime and a concentrated mineral acid such as sulfuric acid, phosphoric acid, and polyphosphoric acid. The composition is useful as an intumesc...
The invention relates to a sheath material and a preparation method thereof and provides a microwave induced intumescent flame-retardant silane crosslinked polyolefin sheath material for cables and a preparation method thereof for solving such technical problems in the existing preparation method of flame-retardant sil...
A strip profile for fixing to the edges of a door or to the surfaces of a door frame to seal the clearance between the closed door and the frame if exposed to fire comprises a hollow tubular profile which will soften and stretch or flow when heated and which is filled with an intumescent material such as sodium silicat...
The fire fighting sealant container (1) for protecting building supply cables and pipes has a tray (2) defining a chamber (7) filled with a material which intumesces when exposed to heat. The tray can be rectangular with flat edges (3) and the chamber can be open on one side but closed with film (5). The tray can have ...
An intumescent strip includes a first material layer and an opposing second material layer. A third material layer, formed from an intumescent material, is positioned between the first and second layers. The intumescent material includes a combination of intumescent particles suspended within a thermoplastic material. ...
L'invention porte sur une composition de polymère qui est une composition ignifuge comprenant un polymère organique et du nanographène. Les polymères organiques appropriés comprennent les polymères tels que les polyoléfines et le polychlorure de vinyle. De préférence, le nanographène devrait avoir un rapp...