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4895888 |
Laminating ink composition containing polyamide resins
An improved fluid printing ink composition suitable for use in laminating inks is provided which comprises a resin, alcohol solvent, and a pigment. In accordance with the present invention the...
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4894422 |
N-sulfoalkyl polyamide water soluble hydrophobically-associating rigid rod polymer
A water soluble or brine soluble rod-like polymer characterized by the formula: ##STR1## wherein n and n' are a 2 to 22 straight chained or branched chained alkyl or cycloalkyl group, and the level...
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4891391 |
Compositions containing antimicrobial agents in combination with stabilizers
Composition of an antimicrobial agent and an antioxidant having improved antimicrobial activity compared to the antimicrobial agent alone. The preferred environment of the invention is a...
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4886844 |
Polyamide resin dispersions and method for the manufacture thereof
A method is provided for the preparation of stable aqueous dispersions of non-solvated, un-neutralized, low amine, low acid number polymerized fatty acid polyamide resins. In the preferred method...
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4883858 |
Thermosetting resin from amine terminated amic acid and bis-maleimide
A premix, an origomeric prepolymer obtainable from a limited addition polymerization effected with the premix and a thermosetting resin obtainable from such premix or prepolymer as well as fiber...
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4879332 |
Halogen-free flame resisting synthetic resin composition
The present invention relates to a self-fire distinguishable halogen-free flame resisting synthetic resin composition obtained by adding 0.5 to 15 parts by weight of synthetic silicate (also called...
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4879120 |
Polycaprolactam with titanium dioxide content
A TiO 2 -containing polycaprolactam contains, based on TiO 2 , less than 0.1% by weight of 100° C. water solubles and from 2 to 15% by weight of monomeric caprolactam and oligomers thereof, based...
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4871590 |
Reactive, thixotropic hot-melt adhesive on silane basis
A thixotropic hot-melt adhesive contains reactive silane groups and is still viscous and plastically moldable after cooling. It contains a mixture of at least one thermoplastic material, and ...
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4871821 |
Curable resin from bis-maleimide and alkenyl phenyl hydroxy ether
Cured resins of high fracture toughness are prepared from N,N'-bisimides of formula I ##STR1## and alkenyl compounds of formula II D(G) m II in...
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4863991 |
Filled composition comprising crystalline copolyamide from terephthalic acid, isophthalic acid and hexamethylene diamine
Polyphthalamides which, when filled, have heat deflection temperatures of at least about 240° C. are prepared from compounds of terephthalic acid and isophthalic acid in a ratio of about 70:30 to...
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4861823 |
Thermoset composition comprising aromatic cyanate ester of allyl ether of bisphenol
Novel curable resin compositions are disclosed containing an aromatic cyanate ester and an allyl ether of a bisphenol as a modifier. These compositions provide improved prepregs and composites....
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4851466 |
Process for preparing heat and light stabilized Nylon 66 polymer
Nylon 66 polymer is stabilized against heat and light during its preparation by conducting the polymerization in the presence of certain copper complexes, such as cupric amminohydroxide, and KBr...
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4847355 |
Thermosettable prepolymer prepared from heterocyclic material having alkyl substituents, mono- or dianhydride, ethylenically unsaturated material and a hydroxide, carbonate of bicarbonate of a metal of groups I-A or II-A
Thermosettable prepolymers are prepared by reacting (A) the reaction product of (1) a heterocyclic material having one or more rings therein, at least one nitrogen atom in a ring and at least two...
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4845150 |
Interpenetrated polymer films
This invention relates in general to the formation of films having a controlled molecular orientation prepared from rod-like extended chain aromatic-heterocyclic ordered polymers, and containing a...
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4845183 |
Heat resistant polyamide and polybenzoxazole from bis-((amino-hydroxyphenyl)hexafluoroisopropyl)diphenyl ethers
Heat resistant, shapable, hydroxy and/or alkoxy-substituted polyamides derived from at least one diamine selected from unsubstituted and substituted...
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4842781 |
Colored polarizing film and method of making same
Disclosed is a colored polarizing film having excellent durability which comprises (a) an organic polymer film or sheet and (b) at least one dichroic dye having an azo, anthraquinone, thioindigo,...
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4835206 |
Water soluble polymeric compositions
A homogenous blend is formed of different water soluble polymer types, for instance of particular addition and condensation polymers, by forming one of the polymers from its monomeric starting...
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4831111 |
Cross-linked resin, composition from bis(2-oxazoline)
A cross-linked resin produced by the reaction of a bis(2-oxazoline) compound with a dicarboxylic acid anhydride, and optionally also with at least one selected from the group consisting of a...
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4828964 |
Polyimide formulation for forming a patterned film on a substrate
A composition for use in a process for the deposition of patterned thin metal films on integrated circuit substrates, the composition comprising an admixture of a thermoplastic polyimide resin and...
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4824890 |
Film forming silicone microemulsions
A curable, reinforced polydiorganosiloxane microemulsion is prepared by adding from 5 to 30 parts by weight of colloidal silica per 100 parts by weight of polydiorganosiloxane in the microemulsion...
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4824881 |
Method for making polyamide anion solutions
Deprotonation of polyamides employing alkoxide and/or alkali amide bases in solution in a liquid sulfoxide, the solutions being useful to make N-alkylated and N-acylated derivatives and to...
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4820753 |
Acoustic window and material therefor
A sonic window suitable for use in sonar applications wherein an elastomer such as natural or synthetic natural rubbers, a low air entrapping fiber or fibril used for reinforcement, fillers, and...
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4820765 |
Polyamide from diamine and excess aromatic dicarboxylic acid
Water soluble polyamide resins are produced from an excess aromatic dicarboxylic acid and a diamine. The resin can be used in inks.
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4816512 |
Maleimide resin composition comprising polyamine, maleimide and maleamic acid
Soluble maleimide resins comprise a mixture of maleimides and maleamic acids, e.g. greater than about 45% bismaleimide and up to about 40% bis-maleamic acid. Such resins are soluble in solvents...
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4816549 |
Toluene soluble polyamide resin from polymerized fatty acid and 1,2-diamino cyclohexane
Polyamide resins are produced by reacting diamines, polymeric fatty acids, and monoamines. The monoamine component serves as a chain stopper and renders the polyamide resin product soluble in...
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4808654 |
Fillers
The use of a material of empirical composition MgO(CO 2 ) b (H 2 O) c , where b is any value in the range 0.5 to 1.1 and c is any value in the range 0 to 2, and which have an amorphous content of...
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4808646 |
Maleimide-maleamic acid resin solution
Solutions of maleimide resins comprising a mixture of bismaleimides and low but solubilizing amounts of maleamic acids are provided at high solids levels, e.g. at least about 50%. Such solutions...
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4806623 |
Poly(p-phenylene-2,5-furandicarbonamide), anisotropic solution, filament, film thereof
Poly(p-phenylene-2,5,furandicarbonamide), with an inherent viscosity of at least 1.5 dl/g measured at 30° C. on a 5 g/dl solution in 98% sulphuric acid, is prepared by performing the condensation...
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4791027 |
Nylon granules having an outer shell
Nylon granules are based on (A) from 20 to 99.99% by weight of a nylon, (B) from 0 to 60% by weight of fibrous or particulate fillers or a mixture thereof and (C) from 0 to 40% by weight...
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4789705 |
Resin composition comprising an isocyanate having an isocyanurate ring in a nonpolar petroleum hydrocarbon solvent
A resin composition comprising (A) a polyisocyanate having an isocyanurate ring obtained by reacting at least one diisocyanate selected from alkylene diisocyanates, cycloalkylene diisocyanates and...
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4789698 |
Flame-proof, glass fibre-reinforced polyamide moulding materials
Polyamide moulding materials which have been reinforced with unsized glass fibres and to which a flame-proof finish has been imparted by means of melamine or melamine cyanurate and which have a...
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4785038 |
Solvent system for difficultly soluble polymers
Difficultly soluble aromatic polyamides, polybenzimidazoles and polyureas dissolve in a defined mixture of liquid sulfoxide, a base and an alcohol or water.
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4778843 |
Polyamide rheological additive capped with monocarboxylic acid having olefinic unsaturation or hydroxyl group and containing 16-22 carbon atoms
A polyamide rheological additive especially for organic solvent-based compositions which comprises the reaction product of a defined polycarboxylic acid, active hydrogen compound and capping agent....
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4769268 |
Thermoplastic compositions containing stabilized antimicrobial agents
The invention relates to the stabilization of antimicrobial bisphenoxarsine and bisphenarsazine compounds by incorporating with the antimicrobial compounds certain free radical scavengers including...
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4761445 |
Polyamide resin composition
The subject invention relates to polytetramethylene adipamide resin compositions containing 100 parts by weight of the polyamide and 2 to 20 parts by weight of a silicon oil. Objects produced from...
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4760109 |
Polyamide resin compositions
The subject invention relates to novel resin compositions comprising polytetramethylene adipamide and polyarylene sulfide, that are superior in mechanical strength, rigidity chemical resistance,...
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4758651 |
Amorphous aromatic copolyamide, a process for the preparation thereof, and shaped object
An amorphous, injection-moldable copolyamide comprising linear chains of each of the units having the formulae: (I) --CO--Ar--CO--, (II) --NH--Ar--CO--, and (III) --NH--Ar--CO--, wherein...
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4752636 |
Thermosettable polymer or prepolymer prepared from heterocyclic materials containing nitrogen atoms, carboxylic acid mono- or dianhydrides and a polymerizable material with ethylenically unsaturated groups and cured products therefrom
Thermosettable prepolymers are prepared by reacting (1) an aromatic heterocyclic material having one or more rings and at least one nitrogen atom and at least two reactive substituent groups which...
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4749736 |
Nucleating system for polyamides
This invention relates to a crystalline polyamide corporation having dispersed therein a nucleating agent composed of one or more finely divided inorganic materials, one or more fatty acid amides...
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4742110 |
Polyterephthalamide composition having gel proportion, Fg, of 3-90%
A polyamide composition comprising a polycondensate of 60 to 100 mole % of terephthalic acid component units and 40 to 0 mole % of units of an aromatic carboxylic acid other than terephthalic acid...
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4740538 |
Coated minerals for filling plastics
A filled engineering plastic is provided with improved impact strength by pretreating the filler to provide separate coating deposits of a coupling agent and an impact modifier for the plastic...
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4739034 |
Polyamide from bis (biphenyl-2,2'-dicarboxylimide)
Polyamides containing in-chain aromatic groups, particularly diphenyl groups. Such polyamides may be prepared by reacting an alpha-omega-hydrocarbyl bis(biphenyl-2,2 1 -dicarboxylmide) with a...
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4737568 |
Curable resin from bis-imide amino acid hydrazide and alkenyl phenol or ether
Curable resins comprising a mixture of (a) at least one bisimide of the general formula I ##STR1## in which B represents a divalent radical containing a carbon-carbon double bond and A is a...
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4725392 |
Compression moldable aromatic polyamide powder and process for producing a compression molded article from the same
A new type of aromatic polyamide powder including a large number of fine coalescible particles which have an average size of from 0.1 to 10 μm, which include at least one aromatic amide polymer...
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4722963 |
Aromatic dicarboxylic acid polyamide having acid value greater than 35
Polyamide resins are prepared from aromatic dicarboxylic acids and which are substantially free of dimeric or higher polymeric fat acids. The resins generally have improved alkaline water...
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4722992 |
Injection moldable polymer comprising phthalic anhydride, aniline and trimellitic anhydride moieties
Novel polymers and molding compositions are prepared from acyl halide derivatives of tricarboxylic acids and diamines and about 1 to about 10 percent by weight of phthalic anhydride, or trimellitic...
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4719250 |
Encapsulation of electronic components
An improved thermoplastic molding composition is provided which is particularly suited for use in the impervious void-free encapsulation on a relatively expeditious basis of an electronic component...
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4717619 |
Process for the production of molded polybenzimidazole articles and the resultant articles
Disclosed herein is a process for the production of shaped polybenzimidazole articles which comprises forming a solvent solution of the polymer, depositing the solution on a support to form a film,...
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4711925 |
Process for preparing polyamide-based, pulverulent coating compositions for high molecular weight post condensation, employing the precipitation procedure
A precipitation procedure for preparing pulverulent coating compositions of high molecular weights by post condensation and based on polyamides having at least ten aliphatically bound carbon atoms...
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4694044 |
Adsorbent
A method of adsorbing a substance such as an optically active substance, comprising contacting a solution of the substance in a solvent with an adsorbent consisting of a cross-linked polymer...
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