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4438234 |
Compositions comprising a thermoplastic resin and a vinyl ether mold release agent
A composition comprising a thermoplastic resin and a mold release effective amount of a vinyl ether.
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4436898 |
Preparation of spinnable polyamide from dinitrile, diamine, H.sub.2 O with P containing catalyst
Production of spinnable polyhexamethylene adipamide of high molecular weight from adiponitrile, hexamethylene diamine, water and additives, preferably continuously in a reaction cascade and in a...
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4421892 |
Thermoplastic polymeric material and method for the preparation thereof
A thermoplastic polymeric material which is superior in mechanical strength comprises (1) 10 to 65% by weight of a hard copolymer containing as a comonomer an α,β-unsaturated dicarboxylic acid...
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4408000 |
Compositions comprising thermoplastic resin, mold release agent and long chained fatty acid
A composition comprising a thermoplastic resin, a mold release agent and a mold release enhancing effective amount of a fatty acid.
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4407994 |
Aqueous sizing composition comprising ketene dimer and epihalohydrin/polyamino polyamide/bis(hexamethylene)triamine reaction product
Disclosed is a method for sizing paper wherein the sizing agent employed is a hydrophobic cellulose reactive sizing agent such as a ketene dimer sizing agent. There is employed in combination with...
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4405734 |
Process for mass coloring thermoplastic plastics
The invention relates to a process for coloring water-insoluble thermoplastic plastics with dyestuffs of the formula ##STR1## The dyestuffs are added to the melt of the thermoplastic plastic or to...
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4402748 |
Ink formulations containing a curable ammonium polyamidoamine as a fixing agent
Substrates such as paper towels which are printed with an ink formulation containing a polyamidoamine having curable ammonium moieties exhibit improved print retention upon exposure to aqueous...
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4399251 |
Compositions comprising a thermoplastic resin and an olefin mold release agent
A composition comprising a thermoplastic resin and a mold release effective amount of an olefin.
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4399246 |
Filled polyamide compositions with silanes and sulfonamides
This invention is directed to a composition of matter which is derived from 50 to 75 parts of polyamide resin with a number average molecular weight of at least 11,000, plus 25 to 50 parts of a...
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4397979 |
Polymer composition containing lithium, manganese or zirconium nucleating agent
A polymer composition having improved physical properties, and a method of preparing same.
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4395497 |
Preparation of electrically conductive soluble heteropolyphenylenes
A process for the preparation of electrically conductive heteropolyphenylenes, wherein from 0.5 to 5 per cent by weight of an activating additive is introduced, in the absence of moisture and of...
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4394452 |
Synthetic stool
Synthetic stool, adaptable to use as a control standard in the diagnostic detection of substances contained in stools and for demonstration purposes, said stool comprising a matrix of a member...
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4393162 |
Polyamides and copolyamides comprising -1,2-di(p-aminophenoxy) ethane moieties
Novel polyamides and copolyamides are prepared from 1,2-di(p-aminophenoxy) ethane and diacids or mixtures of 1,2-di(p-aminophenoxy) ethane and other diamines and diacids. These polyamides and...
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4385166 |
Printing inks based on poly(amide-ester) resins
Novel vehicles for printing inks are thermoplastic alcohol-soluble low molecular weight poly(amide-ester) resins that are prepared by a two-step process from a dimerized fatty acid, a polyamine,...
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4376188 |
High melt strength composition comprising modified polycaprolactam and impact modifier
Compositions are described, which are blow-moldable into shaped articles, comprising a reaction product between polycaprolactam, aminoalkyltrialkoxysilane and a catalytic amount of water. The...
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4374641 |
Polymeric color concentrates for thermoplastic polymeric materials
A color concentrate for coloring thermoplastic polymeric materials, which is prepared from a blend of a water - or organic solvent-dispersible polymer and a heat-stable, chemically-inert coloring...
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4371659 |
Preparation of aqueous polymer dispersions having a polymer content of up to 75% by weight
Aqueous polymer dispersions containing up to 75% by weight of polymer are prepared advantageously by emulsion copolymerization in the presence of conventional anionic emulsifiers, polymerization...
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4371476 |
Mold release agents containing oxidation stable polyoxyalkylenes
Compositions having internal mold-release properties comprise a molding polymer and an oxidation stable polyoxyalkylene lubricant compound used alone or in combination with other polyoxyalkylene...
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4371674 |
Water soluble crosslinked ethyleneimine grafted polyamidoamine
Process for the production of water-soluble auxiliaries for the papermaking industry by reacting (a) 1 part by weight of a polyamidoamine obtained by condensing 1 mole of a dicarboxylic acid...
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4370431 |
Process for coloring fibre forming polyamides in the melt with azo pigments
The invention relates to a process for coloring polyamides in the melt with azo pigments of the formula ##STR1## wherein A is the radical of a diazo or tetraazo component, R 1 , R 2 and R 3 are...
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4363890 |
Process for producing flame retardant polyamide molding resin containing melamine cyanurate
A process for producing flame retardant polyamide molding resin containing melamine cyanurate which is formed from melamine and cyanuric acid in the molten polyamide and which has a fine...
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4362832 |
Thermoplastic polymer/glass fiber/bis-maleimide molding compositions
A molding composition is comprised of (i) a thermoplastic polymer, (ii) glass fibers and (iii) a bis-maleimide, and is useful for the fabrication of a variety of shaped articles, especially for the...
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4346024 |
Heat-stable polyphase polyamide/polyesteramide compositions
Heat-stable polyphase polyamido compositions having improved mechanical properties are comprised of (i) from 55 to 99% by weight of a nylon polyamide resin matrix, said polyamide resin having a...
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4341827 |
Biaxially oriented thermoplastic polymer film and method of manufacture
The invention is directed to biaxially oriented thermoplastic polymer flexible film having a substantially uniform thickness between about 0.005 and 0.030 of an inch (0.13 mm and 0.76 mm) and...
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4341696 |
Tris-(3-hydroxyalkyl) phosphine oxide flame retardant compositions
Glass filled thermoplastic polyamide polymers such as nylon 6/6 are rendered fire retardant by the addition of an effective amount of a tris-(3-hydroxyalkyl) phosphine oxide such as...
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4339374 |
Novel molding composition providing shaped articles of improved strength and heat and age resistance
Novel molding compositions are described which are capable of being molded to form structural shapes, such as roller bearing cages, for example, and which comprise from about 40 to about 60%...
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4337179 |
Polyamide composition
Disclosed is a polyamide composition comprising a polyamide and, incorporated therein, 0.01 to 20% by weight, based on the composition, of imidazole. This composition may further comprise...
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4336182 |
Self-extinguishing polymeric compositions
Thermoplastic polymers, such as polypropylene, are rendered anti-flaming and self-extinguishing by addition of ammonium or amine phosphate and a nitrogen-containing water-insoluble oligomer or...
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4324711 |
Melt-adhesive traffic paint composition
A melt-adhesive traffic paint composition having improved low temperature stability is disclosed which comprises 20-35% by weight of a dimer acid-modified polyamide resin, 1-5% by weight of a...
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4320081 |
Process for the manufacture of fibres from poly-p-phenylene terephthalamide
A process for the manufacture of fibres from a polyamide entirely or substantially consisting of poly-p-phenylene terephthalamide, by spinning a spinning mass having a temperature of 20°-120° C....
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4317902 |
SO.sub.3 -Containing aromatic polyamides
Certain fiber-forming aromatic polyamides having a high solubility in organic solvents used in their preparation are provided. The polyamides are prepared from diacid chlorides and from diamines...
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4314929 |
Mineral reinforced polyamides
A composition having reduced gate smear is obtained from a selected polyamide, calcined calcium silicate and a selected toughening agent.
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4314927 |
Flameproofed filled nylon molding materials
A flameproofed thermoplastic molding material which possesses good long-term stability and contains 100 parts of a nylon, 10-100 parts of an inorganic filler, 1-12 parts of red phosphorus and 1-40...
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4304710 |
Synthetic thermoplastic moulding materials
A thermoplastic moulding material comprising (a) a synthetic thermoplastic polymer having a backbone comprising at least 50% of carbon atoms and selected from polypropylene, polyethylene,...
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4303577 |
Polyamide antiozonants
Novel compounds produced by reacting 5-sulfoisophthalic acid or a salt thereof (e.g. the potassium salt) with a water soluble copper salt (e.g. cupric acetate monohydrate) are described. The...
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4298520 |
Phenolic ester synthetic resin stabilizers
This invention relates to a new class of phenolic compounds containing a phosphorus acid ester group which are stabilizers for synthetic resins and to synthetic resin stabilizer compositions...
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4298518 |
Polyamide resin composition
A polyamide resin composition comprises melamine cyanurate with or without a copper compound, an alkali metal halide, a tin compound, a bisamide compound or a bisureido compound.
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4293688 |
Polyamides of 1,4-cyclohexane dicarboxylic acid and 5-methyl-1,9-nonanediamine and fibers thereof
A new polyamide composed at least primarily of 1,4-cyclohexane dicarboxylic acid and 5-methyl-1,9-nonanediamine, the polyamide having less than 5 olefinic double bonds per 100 diamine units, an...
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4287115 |
Filler mixtures and thermoset resins containing same
Filler mixtures containing an amorphous-pyrogenic or fumed silica and a micro or short fiber filler material such as calcium silicate are useful in preparing trowelable thermosettable resin...
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4283361 |
Preparation of shaped articles of poly(metaphenylene isophthalamide)
Process for the preparation of shaped articles of poly(metaphenylene isophthalamide) by simultaneously heating poly(metaphenylene isophthalamide) and applying moderately elevated pressures.
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4276407 |
Acetylene terminated imide oligomers which melt at low temperatures
Improved diimide and polyimide oligomers containing phenylacetylene terminal groups have been produced which melt at low temperatures and are curable into useful laminating resins, molding...
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4273919 |
Method for producing polylaurolactam powder compositions for the coating of metals at high temperatures and their use in the manufacture of pigmented powders by the dry-blend process
A process for preparing coating powders based on polylaurolactam for the vitrification coating process beginning with polylaurolactam granulates obtained by polymerizing laurolactam under internal...
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4263197 |
Process for dyeing linear polyamides in the melt
A process for dyeing linear polyamides in the melt, in which process there are used salts from 1:2 chromium complexes of monoazo dyes and amines containing 1-18 C atoms.
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4256818 |
Magnetic or electrostatographic imaging and high speed fusing method uses polyamide resin in toner
This invention is directed to new electrophotographic, and magnetic toners, which are useful for example in high speed fusing systems, these toners being comprised of a polyamide resin, a pigment...
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4254255 |
Aqueous reaction of polyamine with alkylene dihalide in presence of emulsifier
Water-soluble condensation products which are not self-crosslinking and are prepared from polyacidic amines and compounds which are polyfunctional towards amino groups, in an aqueous medium at...
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4251653 |
Manufacture of nylon by adding liquid diamine to aqueous polyamide forming salt solution
A process for the manufacture of nylons by heating an aqueous solution of a salt of an alkanedicarboxylic acid of 6 to 12 carbon atoms and a diamine of the formula NH 2 RNH 2 , where R is alkylene...
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4250073 |
Aromatic polyamide composition having polar amide and halogenated hydrocarbon mixed solvent
An aromatic polyamide composition usable for producing shaped articles, for instance, filaments, comprises the components of an aromatic polyamide resin (P), a polar amide solvent (S) and an...
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4247450 |
Compositions based on flameproofed polyamide
Polyamides flameproofed with a halogenated derivative and including cadmium oxide as an additive to improve the arcing resistance of the polyamide are disclosed. The polyamides are particularly...
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4244847 |
Fibrated admix or polymer and process therefore
A process for preparing: (1) a generally dry fibrated admix; (2) a powdered elastomer/fiber composite master batch or fully compounded stock; or (3) an elastomer/fiber composite master batch or...
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4242251 |
Composition comprising a thermoplastic resin and mineral filler particles coated with an ethylenically unsaturated organic acid, the ethylenic double bonds of which remain substantially unreacted; product resulting from causing said to react
A composition comprising a thermoplastic resin and an activated mineral filler, said mineral filler consisting of particles of at least one aluminosilicate-type mineral containing alakali metal...
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