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Class 524/580 - Adding nonreactive material to solid polymer and subsequently chemically modifying the polymer or product


Subclass of Class 524 - Synthetic resins or natural rubbers -- part of the class 520 series
Definition: Subject matter wherein the solid polymer derived from at
No. of patents: 40
Last issue date: 10/09/2007


NumberTitleIssue Date
72795232-cyanoacrylate-based composition, method and agent for evaluating curing thereof
A 2-cyanoacrylate-based composition comprises a coloring material that changes color with curing of 2-cyanoacrylate. The composition has good visibility and excellent workability as it is colored before curing, and changes color with curing as it becomes colorless o...
10/09/2007
7270886Spin-on glass composition and method of forming silicon oxide layer in semiconductor manufacturing process using the same
A spin-on glass (SOG) composition and a method of forming a silicon oxide layer utilizing the SOG composition are disclosed. The method includes coating on a semiconductor substrate having a surface discontinuity, an SOG composition containing polysilazane having a ...
09/18/2007
7211642Thermosetting aromatic dielectric material
A polymer comprises at least two types of monomer units selected from: (1) diethynyl benzene units, (2) triethynyl benzene units, and (3) ester units. After curing, the polymer may form a condensed polyaromatic dielectric having a dielectric constant of at most 2.0 ...
05/01/2007
7208113Sealing material tablet method of manufacturing the tablet and electronic component device
To provide a method of producing an encapsulating molding material tablet by which adhesion of an encapsulating molding material to the punch surface of a tablet forming machine can be reduced, an encapsulating molding material tablet produced by this method, and an...
04/24/2007
7083665Highlightable marking composition, method of highlighting the same, highlightable marking composition kit, and highlighted marking composition complex
A highlightable ink including a colored pigment and an eradicable colorant; a kit including the highlightable ink and an eradicator solution; an ink complex including a colorless or substantially colorless eradicable dye selected from the group consisting of diarylm...
08/01/2006
6905539Black eradicable ink, methods of eradication of the same, eradicable ink kit, and eradicated ink complex
A shear-thinning eradicable ink including water, a dye selected from the group consisting of diarylmethane derivatives, triarylmethane derivatives, methine dyes, and a solvent, wherein the ink has a shear-thinning index in the range of about 0.35 to about 1.0; a kit...
06/14/2005
6841592Waterfastness additives for aqueous jet inks
Cationic mordants are described that will not significantly interact with anionic dyes in aqueous jet inks, but will form strong complexes with the dyes on the substrate as the water is absorbed and dissipated. The mordants are cationic amide salts of maleated hydro...
01/11/2005
6825245Thermosetting resin compositions containing maleimide and/or vinyl compounds
In accordance with the present invention, there are provided novel thermosetting resin compositions which do not require solvent to provide a system having suitable viscosity for convenient handling. Invention compositions have the benefit of undergoing rapid cure. ...
11/30/2004
6562898Resin composition and manufacturing method therefor
The present invention relates to resin composition with superior antioxidant properties, mechanical strength and insulating properties. A mixture of a thermoplastic resin in pellet or granular form and water is heated under pressure at a subcritical condi...
05/13/2003
6518356Functional dyes used as an indicator in aerobically hardening compositions
The invention relates to the addition of dyes to aerobically curable adhesive compositions based on free-radically polymerizable compounds. The dyes serve as user-friendly indicators for monitoring the oxygen intake required to trigger the polymerization....
02/11/2003
6500508Flame-retardant resin composition, and insulated wire, shielded wire and insulating tube comprising the composition
A flame-retardant resin composition for insulated wires, shielded wires and insulating tubes which are used in the field requiring high-frequency current transmission, for example, in the field of high-density wiring of internal circuits in electronic app...
12/31/2002
6380297Polymer particles of controlled shape
A method for the preparation of polymer particles comprising the steps of: a) forming an organic phase by dissolving a polymer material in a solvent; b) dispersing the organic phase in an aqueous phase comprising a particulate stabilizer and homogenizing ...
04/30/2002
6221940Polyetherimide resin compositions with improved ductility
A thermoplastic resin composition containing a polyetherimide resin, a glycidyl ester impact modifier and a organometallic compound exhibits improved impact strength and ductility....
04/24/2001
5686515Colored polyethylene terephthalate composition and process of its manufacture
A process for manufacture of articles comprised of polyethylene terephthalate wherein the PET is colored with a composition comprised of a wax dispersant, ethylene copolymer, and a colorant. In a preferred embodiment, the wax dispersant is a maleated poly...
11/11/1997
5545680Hydrophilic polymer composite and product containing same
By mixing a hydrophilic polymer into an elastomer matrix, elastomers loaded with hydrophilic polymer are prepared which have unique properties. In the illustrated method, a hydrophilic polymer is mixed with an elastomer base polymer. In one embodiment, th...
08/13/1996
5468811Hydrophilic composite polymer articles formed from a settable paste comprising a mixture of hydrophilic polymer and unsaturated monomer
Hydrophilic composite polymer articles are provided which comprise at least one hydrophilic polymer in a powder form and one or more liquid components of which at least one is hydrophilic and which can be polymerized with said hydrophilic polymer. This co...
11/21/1995
5374671Hydrophilic polymer composite and product containing same
A method of blending a hydrophilic polymer into an elastomer matrix, and products made thereby, are provided. In the illustrated method, a hydrophilic polymer is mixed with an elastomeric base polymer. In one embodiment, the hydrophilic polymer forms fibe...
12/20/1994
5298217Impact attenuation safety cushion and system
Compositions and designs useful for fabricating safety cushion and mat assemblies which have effective protection against injuries to persons falling from a height up to seven feet are disclosed. The safety cushion compositions have a shore hardness of ab...
03/29/1994
5244962Olefin polymer based pressure-sensitive adhesives
There are provided pressure-sensitive adhesives which comprise free radical cured mixtures of at least one crosslinkable olefin polymer and at least one tackifying organic additive, preferably a hydrogenated additive, which is substantially nonresponsive ...
09/14/1993
5227426Adhesives based on elastomeric copolymers having theromplastic polymer grafts
An adhesive is disclosed. The adhesive is a blend of a tackifier and a polymer, having an elastomeric main chain and incorporating thermoplastic macromonomer side chain grafts, which can exhibit enhanced shear thinning and allow spray application of the a...
07/13/1993
5225259Container cap for photographic film cartridge
A cap of a container for a photographic film cartridge is disclosed, which comprises a polyethylene resin having 4 to 60 g/10 minutes of melt index, more than 4000 g/cm2 of bending elastic modulus, more than 55 D of Shore hardness and more than...
07/06/1993
4960626Container for photographic film cartridge
In a container for a photographic film cartridge having a body and a cap made of a high-pressure branched low-density polyethylene resin and fitted to said body, the improvement comprising that said polyethylene resin has a melt index of 7 to 40 g/10 minu...
10/02/1990
4948834Vinyl chloride-olefin copolymers having good color stability and flexibility for container coatings
Disclosed herein is an improved vinyl chloride latex copolymer composition having good color stability, characterized in that it contains a small but effective amount of an alpha-olefin to provide color stability of films of the composition....
08/14/1990
4923918Process for producing modified propylene polymer composition
A process for producing a modified propylene polymer composition is disclosed, which comprises melt-kneading a propylene polymer having a considerable titanium or vanadium content as a catalyst residue and having incorporated therein a phenolic antioxidan...
05/08/1990
4844961Container for photographic film cartridge
In a container for a photographic film cartridge having a body and a cap made of a high-pressure branched low-density polyethylene resin and fitted to said body, the improvement comprising that said polyethylene resin has a melt index of 10 to 50 g/10 min...
07/04/1989
4639386Container for photographic film cartridge
A container for a photographic film cartridge, of which mean thickness of peripheral wall is from 0.4 to 1.2 mm, and which is molded using a resin, comprising a polymer of which the content of propylene unit is more than 70 weight %, having a melt index o...
01/27/1987
4581290Electrical insulation I
The invention relates to electrical insulation material of a polyolefin composition with a phosphate additive which prevents the formation of so-called water trees. The phosphate additive may be a water-soluble alkali or earth-alkali phosphate and/or a hy...
04/08/1986
4481322Novel reinforcing additive and method of reinforcing thermoplastic polymer therewith
Integrally blended additives, consisting of a ternary mixture of gamma methacryloxypropyl trimethoxysilane, trimethylolpropane triacrylate and a siloxaneoxyalkylene block copolymer, in the absence of dicumyl peroxide do not consistently improve the mechan...
11/06/1984
4477608Compositions containing graphite
Compositions containing high-molecular, organic material which can be processed into moulded products, 0.001 to 3.0% by weight of graphite, relative to the high-molecular, organic material, and one or more pigments or polymer-soluble dyes, are suitable fo...
10/16/1984
4429172Process for the production of modified pitches and low boiling aromatics and olefins and use of said pitches
A process for the preparation of modified pitches and low boiling aromatics and olefins is described. Waste plastic which consists of polymeric chains of olefins is subjected to a thermal treatment in the presence of high boiling aromatics. The modified p...
01/31/1984
4420585Method of mixing elastomeric polymers for improved physical properties
A method of mixing crosslinkable elastomeric polymers and reinforcing fillers has been developed that yields significant improvements in physical properties compared to like polymers mixed by conventional methods. The method entails working a filler-polym...
12/13/1983
4419482Products containing polymer chains, the preparation and use thereof
The invention relates to a process for preparing products containing polymer chains in which a linear prepolymer or polymer contains at least one free acid group at each chain and is reacted with an alkoxide of a metal having a valence of more than 2, suc...
12/06/1983
4230772Amine crosslinked methacrolein copolymers for coatings, binders and adhesives
Aqueous, solution or emulsion, and solvent based compositions comprising a crosslinked vinyl addition polymer having methacrylaldimine crosslinking groups are useful as coatings, binders and adhesives. The polymers are prepared from a crosslinkable compos...
10/28/1980
4172189Compositions of sulfochlorinated polyolefins with titanium compounds
A hardenable molding composition containing a sulfochlorinated polyolefin or sulfochlorinated olefin copolymer and a crosslinking agent, said crosslinking agent being an organic derivative or mixture of organic derivatives of titanic acid, e.g., the react...
10/23/1979
4170664Resilient radiation-curable automotive body components
A process for the production of cross-linked resilient automotive body components having a cured surface coating from a thermoplastic elastomeric composition substantially free from added vulcanizing or free-radical inducing agents comprises: Fabricating ...
10/09/1979
4147741Anti-drip additive system for fire retardant polypropylene
Non-dripping, preferably fire retardant polypropylene compositions comprising modified polypropylene component and a cross-linker. Conventional fire retardants can also be present....
04/03/1979
4129616Polymeric compositions containing brominated flame retardants
Peroxide cross-linked polymeric compositions containing brominated flame retardants have reduced water absorption if an unsaturated co-agent is used to reduce the amount of peroxide needed to effect cross-linking. This makes it possible to replace part or...
12/12/1978
4062906Treatment of rubber latex
Natural rubber latex is treated with a para-nitrosoaniline in the presence of a metal dialkyldithiocarbamate in order to protect the rubber from oxidative degradation. A hydroxylamine salt is added to the rubber latex before, during or after the reaction ...
12/13/1977
4036719Irradiatable polymer composition with improved oxidation resistance
An irradiation cross-linked polymer composition having improved oxidation resistance is disclosed. Improved oxidation resistance is obtained by utilizing an organic phosphite which is relatively insoluble and unreactive under irradiation conditions so as ...
07/19/1977
3980629Organic peroxides derived from unsaturated compounds
New organic peroxides having the formula ##EQU1## may be prepared by reacting a monohydroperoxide selected from R5 OOH and R6 OOH with an unsaturated carbonyl compound having the formula ##EQU2## the reaction being carried ...
09/14/1976
 
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