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5464694 |
There are described a spinnable polyester for producing fully oriented polyester yarn by high speed spinning based on polyethylene terephthalate modified by incorporation of aliphatic dicarboxylic acids as cocondensed units and which may...
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5432247 |
A fusible phenolic resin and a dialkyl-N,N-bis(hydroxyalkyl)aminoalkyl phosphonate are condensed to form a water-insoluble resin having fire retardant properties. Fire resistant materials are made by causing the condensation to occur in ...
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5223594 |
A flame-retardant resin composition contains a prepolymer represented by the general formula: ##STR1## wherein R 1 stands for a hydrogen atom or an unreactive saturated group; R 2 stands for a reactive unsaturated group; m and n each s...
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5143989 |
A fusible phenolic resin and a dialkyl-N, N-bis (hydroxyalkyl) aminoalkyl phosphonate are condensed to form a water-insoluble resin having fire retardant properties. Fire resistant materials are made by causing the condensation to occur ...
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5026757 |
A flame retardant comprising of spherical red phosphorus free of pulverized face which is directly produced in the form of fine powder by conversion of yellow phosphorus, without pulverizing process. The red phosphorus characterized by i...
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4888136 |
This application discloses new compositions of matter useful as flame retardants for cellulosic materials comprising ammonium bromide and, at least, one water-soluble aluminum salt of an organic hydroxy acid, such as aluminum citrate or ...
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4879067 |
A flame retardant comprising of spherical red phosphorus free of pulverized face which is directly produced in the form of fine powder by conversion of yellow phosphorus, without pulverizing process. The red phosphorus characterized by i...
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4869848 |
A flame-retardant composition is prepared by mixing 100 parts by weight of a rubber or plastics free from any halogen with about 50 to about 200 parts by weight of magnesium hydroxide having an average particle diameter of about 0.3 to a...
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4832873 |
Polybrominated higher alkylbenzenes may be produced by reacting the corresponding hydrocarbon material with bromine chloride in an excess bromine reaction medium in the presence of an antimony halide catalyst.
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4801405 |
There have been provided hard-to-combustion property impartation agents for polyester fibers. The agent is prepared by dissolving an alkyl cyclohexane containing bromine atoms in a solvent and dripping the solution into a liquid to provi...
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4788008 |
A latex copolymer composition is produced having good flame retardancy. The copolymer is typically made from vinylidene chloride monomers, conjugated diene monomers, vinyl substituted aromatic monomers, and functional monomers such as un...
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4741865 |
Polymer systems can be rendered flame retardant by adding a source of halogen and particles of antimony pentoxide that have been dried from colloidal dispersions that have been treated with certain metal ions. The properties of the polym...
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4741864 |
Discoloration in aromatic carbonate polymers brought about by the addition of halogenated flame retardants is counteracted by the further addition of aliphatic polyester.
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4740556 |
Thermoplastic, flame-resistant copolymers comprised of an alkenyl aromatic compound, a bromine-substituted alkenyl aromatic compound, an α,β-unsaturated monocarboxylic acid and a diene rubber are described. The copolymers are prepared ...
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4729854 |
A fire-retardant resin composition comprising (A) 100 parts by weight of a member selected from the group consisting of the thermoplastic resins and the thermosetting resins, (B) about 1 to about 50 parts by weight of a halogen-con...
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4728463 |
Brominated styrene-maleate copolymer containing at least 50 weight percent bromine and its use as a fire retardant.
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4722809 |
Flame-retardant blends are provided comprising a particular type of aromatic-aliphatic copolyamide and a flame-retardant amount of an oligomeric or polymeric halogenated aromatic polycarbonate. The blends are characterized by being trans...
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4721583 |
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 C 1 to C 6 alkyl radical or...
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4719045 |
A flame retardant for polyolefins, which comprises as an effective ingredient a hardly water-soluble or water-insoluble, nitrogen-containing phosphorus compound obtained by mixing 100 parts by weight of a condensed phosphoric acid compou...
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4699734 |
The invention relates to base polyolefin compositions, and concentrates thereof adapted to be let down or diluted by addition of further polyolefin, flameproofed by incorporation therein of an organohalo flame-retardant and a metal oxide...
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4680324 |
The fire retardant characteristics of a melt producable plastic is enhanced by mixing with the plastic a fire retardant compound and a glycoside.
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4670487 |
Pulverulent red phosphorus stabilized with zinc fluoride and the use thereof as flame-retarding agent to thermoplastic moulding compositions.
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4645786 |
Polycarbonate-based compositions the fire-resistance of which is improved with small but effective amounts of a urazole salt having the formula: ##STR1## wherein R and R' are the same or different and are hydrogen, an alkyl group having ...
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4619968 |
Carbonate polymer blend compositions which exhibit flame resistant properties comprising a carbonate polymer and grafted rubber compound in which at least a portion of the grafted on the rubber backbone is a flame resistant polymer.
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4612344 |
When exposed to an open flame, the resultant polymer melt of a reinforced, flame-proofed thermoplastic polyester can be effectively prevented from dripping by the addition of xonotlite.
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4607077 |
Poly(dicyclopentadiene) made with an olefin metathesis catalyst system by a Reaction Injection Molding process is improved by adding flame retardant compounds.
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4607075 |
Poly(C 2 -C 4 alkylene terephthalate) molding composition containing aromatic polyester and impact modifier. The aromatic polyester is a linear aromatic polyester consisting essentially of bisphenol and dicarboxylic acid monomer compon...
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4585806 |
A reactive fire retardant mixture useful in the preparation of polyurethane foams. The mixture contains a halogenated imide-containing polyol having the formula: ##STR1## and the corresponding ether having the formula: ##STR2## wherein R...
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4571418 |
The char residue formation of molded compositions, upon combustion, is improved by incorporating into the moldable composition a char-forming polymer containing recurring units of at least one monomer capable of undergoing tautomerizatio...
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4564468 |
A reactive fire retardant mixture useful in the preparation of polyurethane foams. The mixture contains a halogenated imide-containing polyol having the formula: ##STR1## and the corresponding ether having the formula: ##STR2## wherein R...
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4552918 |
Gelatinized starch is reacted with sulfamate at elevated temperature in an aqueous medium to give a flame resistant starch-sulfamate product. Suitable sulfamates include alkali-sulfamates and alkaline earth sulfamates. The amount of sulf...
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4552912 |
A glass-reinforced, fire-retardant, arc-track resistant polyamide composition characterized in that it contains: (a) at least 35% by weight of a fibre-forming polyamide, (b) 15% to 30% by weight of glass fibres or particulate fille...
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4550133 |
Red phosphorus stabilized with cadmium salts of carboxylic acids is suitable for use as a flameproofing agent for polyamide moulding compositions.
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4548972 |
A reinforced, fire retardant, polyamide composition containing (a) at least 35% by weight of a fibre-forming polyamide, (b) 15 to 30%, by weight of glass fibres or particulate fillers, (c) 15 to 30%, by weight of melamine demi-s...
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4536529 |
Flame retardant thermoplastic compositions are described which comprise 30-98% by weight thermoplastic, 1-40% by weight of a silicone fluid, 1-20% by weight of metal soap precursors and 1-20% by weight of a silicone resin. Such compositi...
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4529467 |
An intumescent curable composition has as its principal constituents an epoxy resin; a curing agent; and an additive component which is composed of a mixture of materials which provide a source of phosphorus, zinc, boron and an expansion...
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4526906 |
Non-burning, non-dripping instant set microcellular polyurethanes involving an isocyanate-terminated reaction product of polyisocyanate with low molecular weight polyether polyol or polyol blends in the presence of other ingredients such...
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4524170 |
An industrial fabric having a plain woven fabric in which the warp and weft are textured, continuous filament, polyester yarns.
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4473685 |
Flame retardant, non-dripping polycarbonate compositions exhibiting good thick section impact comprised of, in admixture: (i) a minor amount of a fluorinated polyolefin; and (ii) a carbonate copolymer based on the reaction products...
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4468495 |
Fire retardant compositions in the form of a powder are produced from the following components: TBL ______________________________________ Component Parts by Weight ______________________________________ Aldehyde 70-1...
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4451586 |
Process and apparatus are disclosed for manufacturing foamed articles such as tubes used as pipe insulation, which tubes are of a high impermeability and flexibility and are formed of a polymer, such as polyethylene or polypropylene, con...
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4444931 |
Nucleating agents have been discovered which enable molded articles to be prepared with smooth glossy surfaces from blends of polyethylene terephthalate and polybutylene terephthalate in the "wet state", i.e., without the resin having be...
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4438227 |
A composition and method of application of the composition to produce masks of the type particularly useful in the manufacture of varnished electronic terminals and components is specified. The composition consists of mixing acetone, nit...
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4413103 |
A halogen-containing polycarbonate resin is formed by copolymerizing the following oligomers (a) and (b) in the presence of caustic alkali an organic solvent and water and in the substantial absence of bisphenol A: (a) 10 to 85 parts ...
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4396730 |
A fire-retarding resin composition composed of (a) a thermoplastic resin, (b) about 20 to about 60% by weight, based on the total weight of (a), (b) and (c), of a magnesium hydroxide powder whose surface is treated with an alkali m...
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4390653 |
An improved flame-retardant thermoplastic compound based upon a surface modified alumina hydrate composition containing powdered alumina hydrate, a liquid mixture of C 10 -C 20 carboxylic acids and a solid mixture of C 14 -C 20 carbo...
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4387176 |
There is provided flame retardant thermoplastic compositions and masterbatch formulations effective for rendering thermoplastics flame retardant. A typical flame retardant composition could be comprised of 50 to 97 percent by weight of t...
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4381358 |
Copolyester-carbonate resins, and articles molded therefrom, exhibiting improved processability comprising the reaction product of; (i) at least one dihydric phenol; (ii) a carbonyl halide carbonate precursor; (iii) at least one difuncti...
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4351758 |
Nucleating agents have been discovered which enable molded articles to be prepared with smooth glossy surfaces from blends of polyethylene terephthalate and polybutylene terephthalate in the "wet state", i.e., without the resin having be...
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4342682 |
Thermoplastic polyurethane elastomer compositions comprising a polyurethane elastomer, a pentate salt of an amino-s-triazine, and optionally a polyol are flame retardant and intumescent and may be compounded to be self-extinguishing.
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