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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Ungar; Israel S.
Address:
Randallstown, MD
No. of patents:
28
Patents:












Patent Number Title Of Patent Date Issued
RE32152 Abrasion resistant laminate May 20, 1986
An abrasion-resistant laminate is prepared by providing an ultra thin coating of mineral particles and micro crystalline cellulose on the surface of conventional printed paper, followed by impregnating the paper with a conventional laminating resin, and then using the print paper so
RE31373 High pressure decorative laminate having registered color and embossing September 6, 1983
A decorative high pressure laminate having registered color and embossing is produced by effecting simultaneous embossing and laminating using a three dimensional press plate acting against an overlay sheet containing high flow melamine resin and pigment, so that during the pressing
5275876 Static dissipative laminate containing an interior special core layer containing carbon fibers January 4, 1994
A static dissipative laminate consistently having an internal resistance less than 2.times.10.sup.6 and a resistance to ground measurement of about 5.times.10.sup.6 and a surface resistance in the static dissipative range even at a very low humidities is produced by the use of an ionic s
5260006 Method and apparatus for continuous casting of polymerizable thermosetting material November 9, 1993
A method and apparatus for continuous casting of polymerizable thermosetting materials comprises mixing the materials with controlled amounts of two or more catalyst groups and passing said mixture through two or more series of heating stages. The initially gelled mixture which has n
5244721 Static dissipative laminate containing stainless steel fibers September 14, 1993
A decorative static dissipative high pressure laminate having a plurality of consolidated thermosetting resin impregnated layers including a core and a decor surface layer to provide a surface resistance no greater than 2.times.10.sup.9. The core comprises at least one thermosetting resi
5183600 Method and apparatus for continuous casting of polymerizable material February 2, 1993
A method and apparatus for continuous casting of polymerizable materials that shrink during polymerization includes rapidly heating a moving matrix substantially uniformly throughout its cross section by radio frequency energy to initiate polymerization and maintaining the matrix thereaf
5093185 Abrasion resistant laminate March 3, 1992
A wear and gouge resistant decorative laminate is made by consolidating, under heat and pressure, a suitable backing over which lays a decor layer covered by an overlay sheet, the overlay sheet being provided on its upper surface with an ultra-thin abrasion resistant layer consistent wit
5037694 Abrasion resistant laminate August 6, 1991
A wear and gouge resistant decorative laminate is made by consolidating, under heat and pressure, a suitable backing over which lays a decor layer covered by an overlay sheet, the overlay sheet being provided on its upper surface with an ultra-thin abrasion resistant layer consistent wit
4971855 Wear-resistant glossy laminates November 20, 1990
A glossy laminate is made using highly polished caul plates, the laminate having superior sliding can wear resistance, and without damaging the plates. This result is effected by use of the technology of Scher et al. U.S. Pat. No. 4,255,480; O'Dell et al. U.S. Pat. No. 4,491,137 and
4784908 Static dissipative laminate for work surfaces November 15, 1988
A static dissipative laminate having a resistivity on the order of 10.sup.6 to 10.sup.9 ohms/square and a surface resistance in the static dissipative range even at very low humidities is produced by adding to the melamine resin for the decor sheet a small amount of ionic salt and a smal
4741946 Scuff and abrasion-resistant laminates May 3, 1988
The scuff-resistance and rub-resistance of decorative laminate made using the special paper of Lane et al U.S. Pat. No. 3,798,111 is substantially improved by incorporating in or very near the surface of the decor paper finely divided polyethylene wax having a particle size of 1-30 micro
4724187 Conductive laminate flooring February 9, 1988
A decorative, high pressure, conductive laminate for flooring material is formed of a plurality of phenolic impregnated carbon-containing core sheets, a melamine resin impregnated decor sheet containing about 3-5% carbon fibers having a length greater than 1/16 inch and preferably 1/8
4713138 Method of producing abrasion-resistant decorative laminate December 15, 1987
An improved process of making abrasion-resistant decorative laminate without overlay comprises simultaneously impregnating and coating a laminate decor sheet with a mixture of the liquid impregnating resin and an abrasion-resistant composition of microcrystalline cellulose and abrasi
4567087 Scuff resistance in abrasion-resistant laminates January 28, 1986
The scuff resistance of high-pressure laminated plastic is improved by incorporating in or very near the surface thereof, finely divided polyethylene wax having a particle size of about 1-25 microns and a melting point of preferably 220.degree.-230.degree. F. The wax is incorporated
4532170 Scuff-resistant laminates July 30, 1985
The scuff resistance of a high-pressure laminate is improved by incorporating in or very near the surface thereof, finely divided polyethylene wax preferably having a particle size of about 1-25 microns and a melting point of 220.degree.-230.degree. F. The wax is incorporated as part
4520062 Transfer coating of abrasion-resistant layers May 28, 1985
Highly abrasion-resistant transfer coatings are provided on a wide variety of substrates, thermoplastic or thermosetting, by transfer coating from a mold surface or a flexible web, such as by use of a heat transfer tape, an ultra-thin coating consisting essentially of a non-resinous bind
4517235 Transfer coating of abrasion-resistant layers May 14, 1985
Highly abrasion-resistant transfer coatings are provided on a wide variety of substrates, thermoplastic or thermosetting, by transfer coating from a mold surface or a flexible web, such as by use of a heat transfer tape, an ultra-thin coating consisting essentially of a non-resinous bind
4499137 Scuff-resistant laminates February 12, 1985
The scuff resistance of a high-pressure laminate is improved by incorporating in or very near the surface thereof, finely divided polyethylene wax preferably having a particle size of about 1-25 microns and a melting point of 220.degree.-230.degree. F. The wax is incorporated as part
4430375 Abrasion-resistant laminate February 7, 1984
An abrasion-resistant laminate is prepared by providing an ultra thin coating of mineral particles and micro crystalline cellulose on the surface of conventional printed paper, followed by impregnating the paper with a conventional laminating resin, and then using the print paper so
4400423 Abrasion-resistant laminate August 23, 1983
An abrasion-resistant laminate is prepared by providing an ultra thin coating of micro-crystalline cellulose overcoated with an ultra thin layer of mineral particles and micro crystalline cellulose on the surface of conventional printed paper, followed by impregnating the paper with a
4395452 Abrasion resistant laminate July 26, 1983
An abrasion-resistant laminate is prepared by providing an ultra thin coating of mineral particles and micro crystalline cellulose on the surface of conventional printed paper, followed by impregnating the paper with a conventional laminating resin, and then using the print paper so
4327141 Abrasion-resistant laminate April 27, 1982
An abrasion-resistant laminate is prepared by providing an ultra thin coating of micro-crystalline cellulose overcoated with an ultra thin layer of mineral particles and micro crystalline cellulose on the surface of conventional printed paper, followed by impregnating the paper with a
4263081 Abrasion-resistant laminate April 21, 1981
An abrasion-resistant laminate is prepared by providing an ultra thin coating of micro-crystalline cellulose overcoated with an ultra thin layer of mineral particles and micro crystalline cellulose on the surface of conventional printed paper, followed by impregnating the paper with a
4255480 Abrasion-resistant laminate March 10, 1981
An abrasion-resistant laminate is prepared by providing an ultra thin coating of mineral particles and micro crystalline cellulose on the surface of conventional printed paper, followed by impregnating the paper with a conventional laminating resin, and then using the print paper so
4154882 High pressure decorative laminate having registered color and embossing May 15, 1979
A decorative high pressure laminate having registered color and embossing is produced by effecting simultaneous embossing and laminating using a three dimensional press plate acting against an overlay sheet containing high flow melamine resin and pigment, so that during the pressing
4093766 Three-color high pressure decorative laminate having registered color and embossing June 6, 1978
A decorative high pressure laminate having registered color and embossing is produced by effecting a simultaneous embossing and laminating using a three-dimensional press plate acting against an overlay sheet containing high flow melamine resin and pigment beneath which lies a melamine r
4092199 High pressure decorative laminate having registered color and embossing May 30, 1978
A decorative high pressure laminate having registered color and embossing is produced by effecting simultaneous embossing and laminating using a three dimensional press plate acting against an overlay sheet containing high flow melamine resin and pigment, so that during the pressing
4092198 Process for high pressure decorative laminate having registered color and embossing and resultan May 30, 1978
A decorative high pressure laminate having registered color and embossing is produced by effecting simultaneous embossing and laminating using a three-dimensional sculptured press plate acting against an overlay sheet having therebeneath a print sheet having a coating containing a high f










 
 
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