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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Lee, Jr.; Gim F.
Address:
Albany, NY
No. of patents:
73
Patents:


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Patent Number Title Of Patent Date Issued
5594054 Flame retardant flexibilized polyphenylene ether compositions January 14, 1997
There are provided flame retardant, flexibilized thermoplastic compositions which comprise, in admixture, a normally flammable polyphenylene ether resin, an aromatic phosphate plasticizer in an amount at least sufficient to provide a flame retardant, flexibilized composition after moldin
5397822 Thermoplastic compositions containing polyphenylene ether resin and characterized by improved el March 14, 1995
A thermoplastic resin composition having in admixture a polyphenylene ether resin and an elastomeric block copolymer wherein the block copolymer has in admixture a triblock copolymer A-B-A' and a diblock copolymer A-B with A and A' being polymerized vinyl aromatic hydrocarbon blocks such
5364898 Electrically conductive article made of polyphenylene ether electrical insulation compositions November 15, 1994
Improved thermoplastic compositions characterized by high tensile elongation values are described. They comprise polyphenylene ether resin, a hydrogenated elastomeric block copolymer having an A-B-A' structure, with specific molecular weight values for the copolymer blocks and a phen
5324782 Impact modified polyphenylene ether-polyamide compositions June 28, 1994
Thermoplastic compositions comprised of compatible combinations of a polyphenylene ether resin and a polyamide resin and which require improved low temperature ductility can be impact modified with a modifying agent comprising a partially hydrogenated diblock copolymer of styrene and
5294655 Polyphenylene ether electrical insulation compositions March 15, 1994
Improved thermoplastic compositions characterized by high tensile elongation values are described. They comprise polyphenylene ether resin, a hydrogenated elastomeric block copolymer having an A-B-A' structure, with specific molecular weight values for the copolymer blocks and a phen
5262480 Polyphenylene ether/polypropylene compositions November 16, 1993
Polyphenylene ether resin/polypropylene resin compositions are disclosed which have improved heat deflection temperature and stiffness. The improvements result from the use of a polyphenylene ether resin having an intrinsic viscosity of below about 0.30 dl./gm. The compositions may f
5248728 Impact modified polyphenylene ether-polyamide compositions September 28, 1993
Thermoplastic compositions comprised of compatible combinations of a polyphenylene ether resin and a polyamide resin and which require improved low temperature ductility can be impact modified with a modifying agent comprising a partially hydrogenated diblock copolymer of styrene and
5206276 Flame retardant flexibilized polyphenylene ether compositions April 27, 1993
There are provided flame retardant, flexibilized thermoplastic compositions which comprise, in admixture, a normally flammable polyphenylene ether resin, an aromatic phosphate plasticizer in an amount at least sufficient to provide a flame retardant, flexibilized composition after moldin
5166264 Polyphenylene ether/polyolefin compositions November 24, 1992
Compositions of a polyphenylene ether, a polyolefin, and a certain copolymers of a vinyl aromatic compound conjugated with an alkene such as styrene-ethylene butylene-styrene triblock elastomers exhibit improved ductility and decreased delamination tendencies compared to prior art co
5081185 Polyphenylene ether composition characterized by improved melt flow January 14, 1992
An improved polyphenylene ether composition is described herein, comprising at least two polyphenylene ether resins, one having an intrinsic viscosity of at least about 0.38 dl/g, and another having an intrinsic viscosity of no greater than about 0.33 dl/g.
5011736 Crosslinkable flame retardant composition of polyphenylene ether and elastomers April 30, 1991
Flame retardant mixtures of a polyphenylene ether resin, an alkenyl aromatic elastomer, an organic phosphate flame retardant agent and a crosslinking agent are described. They are curable by heating or by exposure to high energy radiation. Articles such as electrical wires and cables
5008333 Compatible polyphenylene ether-linear polyester blends having improved impact strength April 16, 1991
Thermoplastic blends having excellent chemical resistance and improved impact strength are prepared from a polyphenylene ether, a linear polyester such as poly(alkylene dicarboxylate), a polymer containing a substantial proportion or aromatic polycarbonate units, and property improvi
5008314 Polyphenylene ether compositions resistant to environmental stress cracking April 16, 1991
A thermoplastic blend for molding articles with resistance to environmental stress cracking and with good melt flow properties comprises a polyphenylene ether resin having a low intrinsic viscosity and a polystyrene resin having a high intrinsic viscosity. The composition can further
4946882 Compositions of polyphenylene ether, aromatic phosphate, aromatic halogen compound and impact mo August 7, 1990
Compositions comprising a polyphenylene ether and, optionally, a styrene resin, an aromatic phosphate, phosphonate or phospine oxide, an aromatic halogen compound and an impact modifier comprising a diene polymer have excellent flame retardant properties during large scale flammability
4945018 Crosslinkable flame retardant composition of polyolefin and polyphenylene ether July 31, 1990
Curable flame retardant mixtures of a polyolefin (non-rubbery), a polyphenylene ether resin, an aromatic phosphate, a brominated compound or polymer, and a crosslinking agent are described. Electrically conductive articles having insulation material made of the composition and methods
4910241 Crosslinkable flame retardant compositions of olefinic rubber and polyphenylene ether March 20, 1990
Flame retardant crosslinking admixtures of an olefinic rubber, a polyphenylene ether resin, an aromatic phosphate, a crosslinking agent, and optionally a stable brominated material are described. Electrically conductive articles, such as wires and cables, in which the compositions ar
4900768 Crosslinkable flame retardant composition of polyphenylene ether and elastomers February 13, 1990
Flame retardant mixtures of a polyphenylene ether resin, an alkenyl aromatic elastomer, an organic phosphate flame retardant agent and a crosslinking agent are described. They are curable by heating or by exposure to high energy radiation. Articles such as electrical wires and cables
4874810 Impact modified polyphenylene ether-polyamide compositions October 17, 1989
Reinforced thermoplastic compositions comprised of compatible combinations of a polyphenylene ether resin, polyamide resin, and glass fibers can be impact modified with a modifying agent comprising a partially hydrogenated diblock copolymer of styrene and ethylene/propylene which result
4808647 Crosslinkable flame retardant composition of polyolefin and polyphenylene ether February 28, 1989
Curable flame retardant mixtures of a polyolefin (non-rubbery), a polyphenylene ether resin, an aromatic phosphate, a brominated compound or polymer, and a crosslinking agent are described. Electrically conductive articles having insulation material made of the composition and methods
4792492 Absorption of additivies into polymer surfaces from solution December 20, 1988
Polymeric articles or non-polymeric articles having polymeric coatings are treated to incorporate an additive in the surface by a process comprising contacting the surface with a solution of the additive in a mixture of two or more solvents of different solvating power and selectively ab
4684682 Flame retardant flexibilized polyphenylene ether compositions August 4, 1987
There are provided flame retardant, flexibilized thermoplastic compositions which comprise, in admixture, a normally flammable polyphenylene ether resin, an aromatic phosphate plasticizer in an amount at least sufficient to provide a flame retardant, flexibilized composition after moldin
4684681 Flow enhanced polyphenylene ether resin compositions August 4, 1987
The melt viscosity of thermoplastic polyphenylene ether resins and compositions thereof with compatible thermoplastic resins is decreased when the melt has a small content of a diaryl sulfide wherein each aryl group adjacent to the sulfide linkage contains at least one --OH substitue
4661561 Compositions comprising copolymers of a vinyl aromatic compound and an unsaturated cyclic anhydr April 28, 1987
Thermoplastic molding compositions are disclosed which comprise an intimate admixture of (a) a copolymer of a vinyl aromatic compound and an .alpha., .beta.-unsaturated cyclic anhydride, including rubber-modified copolymers thereof, and (b) impact modifiers comprising graft copolymers,
4661560 Compositions comprising copolymers of a vinyl aromatic compound and an unsaturated cyclic anhydr April 28, 1987
Thermoplastic molding compositions are disclosed which comprise an intimate admixture of (a) a copolymer of a vinyl aromatic compound and an .alpha.,.beta.-unsaturated cyclic anhydride, including rubber-modified copolymers thereof, and (b) impact modifiers comprising graft copolymers,
4588764 Compositions of polyphenylene ether resin and diphosphites May 13, 1986
Thermoplastic blends of a polyphenylene ether resin, alone or together with supplementary polymers, and a diphosphite compound or compounds are described. The blends exhibit good processability and initial color and are moldable into articles of various shapes and sizes.
4584334 Polyphenylene ether resin compositions containing linear low density polyolefin April 22, 1986
Thermoplastic blends of polyphenylene ether resin and linear low density polyethylene, optionally containing an impact modifier, are described. The moldings are characterized by good physical properties, including superior impact strength, in comparison with corresponding blends containi
4563500 Polyphenylene ether compositions with high impact strength and improved moldability January 7, 1986
There are provided thermoplastic compositions comprising a polyphenylene ether resin, a styrene resin and an impact modifying combination comprising (i) an elastomeric block copolymer of a vinyl aromatic compound and a conjugated diene and (ii) a hydrogenated derivative of (i). The c
4532281 Mineral filled polyphenylene ether resin compositions containing polytetrafluoroethylene resin July 30, 1985
Thermoplastic materials having a combination of good stiffness and good impact strength are described. These are blends of a polyphenylene ether resin, an impact modifier, a mineral filler, and a small amount of polytetrafluoroethylene resin effective to further enhance the impact st
4525508 Plasticized reinforced compositions of a polyphenylene ether resin June 25, 1985
There are provided plasticized thermoplastic compositions useful for molding which comprise a polyphenylene ether resin, a plasticizer, a mineral reinforcing agent, e.g., aluminum silicate, titanium dioxide, zinc oxide, antimony oxide, and the like, and optionally, an impact modifier.
4513120 Polyphenylene ether compositions April 23, 1985
There are provided thermoplastic compositions comprising a polyphenylene ether and a rubber modified polystyrene resin having a discontinuous phase of polystyrene particles englobed in diene rubber membranes, the particles being between about 0.1 and 0.7 microns in diameter. Such composi
4478979 Composition comprising copolymers of a vinyl aromatic compound and an unsaturated cyclic anhydri October 23, 1984
Thermoplastic molding compositions are disclosed which comprise an intimate admixture of (a) a copolymer of a vinyl aromatic compound and an .alpha.,.beta.-unsaturated cyclic anhydride, including rubber-modified copolymers thereof, and (b) impact modifiers comprising graft copolymers,
4477627 Gel impact modified polycarbonate resin compositions October 16, 1984
The impact strength of unsubstituted aromatic polycarbonate resins is improved by inclusion of certain gel materials with the resin before molding. The gel additive can be derived from a rubber modified alkenyl aromatic resin, is in the form of rubbery particles comprised of rubber,
4442251 Impact resistant polyphenylene ether resin compositions April 10, 1984
Compositions of polyphenylene ether resin, optionally containing an impact modifier are modified by incorporation of small amounts of a copolymer of ethylene and methyl acrylate. The resultant blends are moldable into articles having better Gardner (falling dart) impact strength than
4423176 Molding compositions comprising polyphenylene ether, polysulfone and vinyl aromatic-diene block December 27, 1983
Molding compositions comprising a polyphenylene ether, a polysulfone, and a selectively hydrogenated linear or radial block copolymer comprising vinyl aromatic compound and dienes, optionally further including a plasticizer, possess excellent impact resistance, and heat aging resistance.
4421883 Polyphenylene ether molding compositions that include an alkenyl aromatic resin and an EPDM rubb December 20, 1983
Novel molding compositions are disclosed which comprise a polyphenylene ether resin, an alkenyl aromatic resin and EPDM rubber.
4410651 Impact resistant polyphenylene ether resin compositions October 18, 1983
Blends of polyphenylene ether resin and a small amount of certain ethylene copolymers or terpolymers containing hydroxyl and carbonyl functional groups, optionally including impact modifier, are described. These can be molded into articles which possess improved Gardner impact strength.
4404321 Compositions comprising copolymers of a vinyl aromatic compound and an unsaturated cyclic anhydr September 13, 1983
Thermoplastic molding compositions are disclosed which comprise an intimate admixture of (a) a copolymer of a vinyl aromatic compound and an .alpha.,.beta.-unsaturated cyclic anhydride, including rubber-modified copolymers thereof, and (b) impact modifiers comprising graft copolymers,
4383082 Polyphenylene ether resin compositions containing polyolefin in high amount May 10, 1983
Thermoplastic compositions of polyphenylene ether resin and diblock or radial teleblock copolymer of an alkenyl aromatic compound and a conjugated diene (which can be hydrogenated) containing polyolefin resin in large amount are described. The compositions are moldable into articles
4373064 Polyphenylene ether compositions February 8, 1983
There are provided thermoplastic compositions comprising a polyphenylene ether and a rubber modified polystyrene resin having a discontinuous phase of polystyrene particles englobed in diene rubber membranes, the particles being between about 0.1 and 0.7 microns in diameter. Such composi
4373055 Impact resistant polyphenylene ether resin compositions containing radial teleblock copolymers February 8, 1983
Thermoplastic compositions moldable to articles of high impact strength are provided which comprise an intimate admixture of a polyphenylene ether resin, a styrene resin, and a radial teleblock copolymer comprising a vinyl aromatic compound, a conjugated diene, and a coupling agent.
4373045 Polyphenylene ether molding compositions that include an alkenyl aromatic resin, an ethylene pro February 8, 1983
This invention provides novel thermoplastic molding compositions of a polyphenylene ether resin, an EPR rubber, a triaryl phosphate or an EPDM modified alkenyl aromatic resin or a combination of a triaryl phosphite and an EPDM modified alkenyl aromatic resin.
4332714 Drip-retardant plasticized polyphenylene ether compositions containing microfibrillar poly(tetra June 1, 1982
There are provided drip-retardant, plasticized thermoplastic compositions which comprise, in admixture, a polyphenylene ether resin, a plasticizer in an amount at least sufficient to provide a plasticized composition after molding, and a microfibrillar poly(tetrafluoroethylene)resin in a
4315084 Polyphenylene ether molding compositions that include an alkenyl aromatic resin and EPDM rubber February 9, 1982
Novel molding compositions are disclosed which comprise a polyphenylene ether resin, an alkenyl aromatic resin and EPDM rubber.
4313864 Polyphenylene oxide/plasticizer/hydrogenated radial teleblock copolymer blends February 2, 1982
Thermoplastic moldingcompositions having improved melt-flow characteristics and enhanced impact resistance characteristics are disclosed which comprise in intimate admixture (a) a polyphenylene ether resin, (b) a plasticizer composition, and (c) a minor amount of a hydrogenated radial
4311633 Modified polyphenylene ether compositions January 19, 1982
There are provided compositions comprising a polyphenylene ether resin, an EPDM modified polystyrene and a copolymer of styrene and butyl acrylate, such compositions being characterized by good impact, thermal and flow properties.
4309514 Molding compositions comprising polyphenylene ether and hydrogenated radial block copolymer of v January 5, 1982
Thermoplastic molding compositions containing polyphenylene ether as the principal structural polymer provide moldings of superior processability and high impact resistance when they contain a minor amount of a selectively hydrogenated radial teleblock copolymer comprising vinyl arom
4298514 Flame retardant thermoplastic polyphenylene ether resin compositions November 3, 1981
Self-extinguishing and non-dripping thermoplastic compositions are provided which comprise a polyphenylene ether resin, a styrene resin, a halogenated aromatic flame retardant compound, an antimony containing compound, and an additive selected from the group consisting of polyesters, pol
4269950 Thermoplastic molding compositions of vinyl aromatic compound .alpha.,.beta. unsaturated cyclic May 26, 1981
Novel thermoplastic molding compositions are disclosed which comprise a copolymer of a vinyl aromatic compound with an .alpha.,.beta.-unsaturated cyclic anhydride and a hydrogenated A-B-A block copolymer or a block copolymer of the A'-B'-A' type or an acrylic graft polymerization cop
4252913 Low molecular weight polyphenylene ether compositions February 24, 1981
There are provided thermoplastic compositions comprising a low molecular weight polyphenylene ether resin which has an intrinsic viscosity of less than about 0.4, preferably less than 0.33 deciliters/gram as measured in chloroform at 30.degree. C., a styrene resin and an elastomeric bloc
4243766 Thermoplastic molding compositions of vinyl aromatic compound .alpha.,.beta . January 6, 1981
Novel thermoplastic molding compositions are disclosed which comprise a copolymer of a vinyl aromatic compound with an .alpha.,.beta.-unsaturated cyclic anhydride and a hydrogenated A-B-A block copolymer or a block copolymer of the A'-B'-A' type or an acrylic graft polymerization cop
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