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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Crass; Guenther
Address:
Taunusstein, DE
No. of patents:
61
Patents:


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Patent Number Title Of Patent Date Issued
7700015 Process for production of biaxially oriented films based on crystallizable thermoplastics, using April 20, 2010
A process is described for production of a biaxially oriented film which comprises at one crystallizable thermoplastic as main constituent and comprises at least 500 ppm, based on the weight of thermoplastic, of a pigment. The production process uses at least 20% by weight, based on the
7229696 Multilayer, transparent film made from PET and PEN with at least one functional outer layer for June 12, 2007
The invention relates to an at least two-layer polyester film with a total thickness of from about 5 to about 200 .mu.m which comprises polyethylene terephthalate and from about 2 to about 20% by weight--based on the weight of the entire film--of polyethylene naphthalate, and also at lea
7186455 White flame-resistant uv-stable film made from a crystallizable thermoplastic, a method for prod March 6, 2007
The invention relates to a white, biaxially oriented film which comprises a crystallizable thermoplastic as main componet and is characterized by further comprising at least one UV-stabilizer, at least one white pigment and at least one flame-proofing agent, which is soluble in the t
7157132 Transparent, sealable, flame-retardant polyester film, method for the production and use thereof January 2, 2007
Biaxially oriented, co-extruded polyester films comprising a base layer consisting of at least 90 wt. % thermoplastic polyester, preferably polyethylene terephthalate (PET), at least one sealable outer layer and a second non-sealable outer layer and, optionally, other intermediate la
7138176 Transparent, low-flammability, UV-resistant film made from a crystallizable thermoplastic, its u November 21, 2006
The present invention relates to a transparent, low-flammability, UV-resistant, oriented film made from a crystallizable thermoplastic and having a thickness of from 5 to 300 .mu.m. The film comprises at least one UV stabilizer and at least one flame retardant, and at least the flame
7090915 Opaque, white UV-stabilized low-flammability film with low transparency made from a crystallizab August 15, 2006
The present invention relates to an opaque, white UV-stabilized low-flammability film with a thickness of from 10 to 500 .mu.m whose principal constituent is a crystallizable thermoplastic. It also comprises at least barium sulfate as pigment, at least one flame retardant, at least o
7056573 Matt, UV-stable, co-extruded polyester film, a method for the production thereof and the use of June 6, 2006
The invention relates to a co-extruded, biaxially oriented polyester film consisting of a base layer and at least one outer layer. The film contains a UV-stabilizer and has a matt outer layer which contains a mixture and/or a blend of two components (I) and (II), whereby component (I
7045200 White, UV-stabilized film made from a crystallizable thermoplastic May 16, 2006
A white film whose thickness is in the range from 1 to 500 .mu.m and which comprises, as principal constituent, a crystallizable thermoplastic, wherein the film comprises at least one UV stabilizer as light stabilizer and at least one white pigment, the use of the film, and also a proces
6902818 Transparent, UV resistant, thermoformable film made from crystallizable thermoplastics, its use June 7, 2005
The invention relates to a transparent, UV-stabilized, single or multi-layered thermoformable film which contains, as a principal constituent, a crystallizable thermoplastic, preferably polyethylene terephthalate, and at least one UV-stabilizer. The inventive films are characterized
6881470 Transparent, sealable, flame-retardant polyester film, method for the production and use thereof April 19, 2005
Biaxially oriented, co-extruded polyester films comprising a base layer consisting of at least 90 wt. % thermoplastic polyester, preferably polyethylene terephthalate (PET), at least one sealable outer layer and a second non-sealable outer layer and, optionally, other intermediate la
6875803 Transparent, flame-retardant, thermoformable, UV-resistant film made from crystallizable thermop April 5, 2005
The invention concerns transparent, flame retardant, thermoformable, UV-stabilized, single layered or multilayered films, containing a cristallizable thermoplastic material, preferably polyethyleneterephthalate, at least one flame retarding agent and a UV stabilizer as main component
6872461 Matt, flame-retardant, co-extruded polyester film, a method for the production thereof and the u March 29, 2005
The invention relates to a co-extruded, biaxially oriented polyester films containing a flame-retardant agent which can be dissolved in the polyester. The film has a matt outer layer which contains a mixture and/or a blend of two components (I) and (II), whereby component (I) is a po
6872460 Matt, UV-stable, Thermoformable, co-extruded polyester film, a method for the production thereof March 29, 2005
The invention relates to biaxially oriented, co-extruded polyester films. Said films comprise a base layer which consists of at least 70% by weight of a thermoplastic polyester, preferably polyethylene terephthalate (PET) with a diethylene glycol and/or polyethylene glycol content greate
6869991 White UV-stabilized thermoformable film made from a crystallizable thermoplast, method for produ March 22, 2005
The invention relates to a white film with a thickness in the range of 1 to 500 .mu.m that contains a crystallizable thermoplast as the main component. The inventive film is further characterized in that it contains at least one UV stabilizer as the light stabilizer and at least one whit
6863954 Transparent, sealable, UV-resistant polyester film, its use and process for its production March 8, 2005
Biaxially oriented, coextruded polyester films with a base layer at least 90% by weight of which is composed of a thermoplastic polyester, preferably polyethylene terephthalate (PET), and with at least one sealable outer layer and a second nonsealable outer layer and, if desired, wit
6855435 Transparent, UV-stabilized film made from a crystallizable thermoplastic February 15, 2005
A transparent film whose thickness is in the range from 1 to 500 .mu.m and which comprises, as principal constituent, a crystallizable thermoplastic, wherein the film comprises at least one UV stabilizer as light stabilizer and at least one optical brightener, and to the use of the film,
6841222 White, sealable, flame-retardant, biaxially oriented polyester film, its use and process for its January 11, 2005
The invention relates to a white, sealable, flame-retardant coextruded, biaxially oriented polyester film composed of at least one base layer B and of outer layers A and B applied to the two sides of this base layer. The film also comprises at least one flame retardant and one white
6797358 Unilaterally mat, sealable, UV-stabilized, flame resistant, co-extruded, biaxially oriented poly September 28, 2004
The invention concerns a unilaterally mat, sealable, UV-stabilized and flame-resistant, sealable, co-extruded, biaxially oriented polyester film comprising at least one base layer (B) and a sealable top coating (A) applied to both sides of said base layer, in addition to a mat covering
6794432 Transparent, flame retardant, thermoformable oriented film made from cristallizble thermoplastic September 21, 2004
The invention concerns transparent, flame-retardant, single layered or multilayered thermoformable films, containing a crystallizable thermoplastic material, preferably polyethyleneterephthalate, and at least one flame retarding agent as main components. Said films are characterized
6730406 Matt, UV stable, flame-retardant co-extruded polyester film, a method for the production thereof May 4, 2004
The invention relates to a co-extruded, biaxially oriented polyester film consisting of a base layer and at least one outer layer. The film contains at least one flame-retardant agent, at least one UV-stabilizer and has a matt outer layer which contains a mixture and/or a blend of two co
6709731 Unilaterally mat, sealable, UV-stabilized, flame-resistant, co-extruded, biaxially oriented poly March 23, 2004
The invention relates to a sealable, UV-resistant and flame-retardant, coextruded, biaxially oriented polyester film with one matt side and composed of at least one base layer B and of, applied to the two sides of this base layer, a sealable outer layer A and matt outer layer C. The film
6689454 White flame-resistant UV-stable thermoformable film made from a crystallizable thermoplastic, a February 10, 2004
The invention relates to a white, flame-resistant, UV-stable, thermoformable, oriented film made from a crystallizable thermoplastic, the thickness of which lies in the range of from 10 .mu.m to 350 .mu.m. Said film comprises at least one white pigment, a flame-proofing agent and a U
6649247 Sealable, flame-resistant, co-extruded, biaxially oriented foil that is mat on one side and a me November 18, 2003
The invention relates to a sealable, flame-retardant, coextruded, biaxially oriented polyester film with one matt side, and composed of at least one base layer B and of, applied to the two sides of this base layer, a sealable outer layer A and a matt outer layer C. The film also comprise
6607822 Biaxially oriented film support for magnetic recording media August 19, 2003
The present invention relates to an at least single-layer, biaxially oriented film support for magnetic recording media which is predominantly composed of crystallizable polyester, having a thickness in the range from 1 to 40 .mu.m. The film has, over its total roll length and roll width
6521351 Opaque, white UV-resistant film with low transparency made from a crystallizable thermoplastic February 18, 2003
The present invention relates to an opaque, white UV-resistant low-flammability film with a thickness of from 10 to 500 .mu.m whose principal constituent is a crystallizable thermoplastic. It also comprises at least barium sulfate, at least one UV stabilizer and at least one optical
5288437 Process to produce thin film February 22, 1994
A process is described to produce ultra thin biaxially stretched film made of thermoplastic where at least two film webs are superimposed and stretched together in both the longitudinal and transverse directions. The film webs are subjected to a heat treatment before the first draw step.
5234733 Heat-sealable shrink film based on polypropylene August 10, 1993
A shrink film which is comprised of a plurality of polyolefinic layers is disclosed. The base layer comprises polypropylene and a hydrogenated hydrocarbon resin admixture, and the top layers on each side of the base layer comprise polyolefinic sealable raw materials. The film possesses a
5229140 Device for smoothing out the thickness of a sheet July 20, 1993
A device for smoothing out the thickness of a sheet of thermoplastic material which includes a sheet die and a heating device which is integrated with the upper die lip of the sheet die. The heating device includes a hollow box filled with a liquid and a bar which projects laterally
5219002 Multilayered polyamide-based synthetic sausage casing June 15, 1993
A multi-layered tubular synthetic sausage casing which includes an outer polyamide layer, an inner polyolefin layer and an intermediate layer for mutually bonding the inner and outer layers. The inner polyolefin layer includes a copolymer comprised of units of ethylene, propylene or
5200123 Process for producing ultra thin thermoplastic films April 6, 1993
The invention relates to the production of ultra thin films. This process involves the biaxial stretching of at least two films wherein the joining of these films has been improved by electric corona discharge treatment.
5175051 Biaxially oriented plastics film December 29, 1992
The biaxially oriented film based on a propylene polymer contains an inorganic particulate neutralizing agent, in particular a carbonate or magnesium oxide. To improve the slip properties, the particles have been given a hydrophobic coating, in particular a coating of wax, a fatty acid,
5118566 Biaxially-oriented polypropylene film with high mechanical strength June 2, 1992
A biaxially-oriented film with high mechanical strength, which includes 69 to 94.99% by weight of a polyolefin, 5 to 30% by weight of a natural or synthetic resin having a softening point in the range from 70.degree. to 170.degree. C., and 0.01 to 1% by weight of a nucleating agent, base
5110670 Film for transfer metallizing May 5, 1992
A biaxially stretch-oriented film, suitable for the process of transfer metallizing, which comprises a base layer coextruded with covering layers on either side thereof and comprising an inert admixture is disclosed. The three layers are formed of polyolefin and the base layer comprises
5096630 Process for the production of a metallizable multiply film March 17, 1992
A process for producing a metallizable, sealable, biaxially stretch-oriented multi-ply film includes the steps of: providing melts of a predominantly polypropylene base layer, and first and second polyolefinic facing layers; co-extruding the melts through a flat film die, wherein the
5091237 Transparent shrink film based on polypropylene, process for its manufacture, and its use for shr February 25, 1992
A shrink film comprising at least one polyolefinic layer comprising polypropylene and a resin admixture is disclosed. The film processes a shrinkability of more than 20%, measured at 90.degree. C., in the transverse direction and of less than 8%, also measured at 90.degree. C., in th
5085916 High-performance dielectric film with improved thermal stability February 4, 1992
The extruded, biaxially oriented dielectric film is composed of high-purity electrical film raw material. It is suitable as electrical insulating film in particular as a dielectric in an electrical capacitor, and exhibits improved dielectric properties for this prupose. The film comprise
5026592 Opaque multilayered film having an inherent resistance to delamination June 25, 1991
Disclosed is an opaque, biaxially stretch-oriented, polyolefinic multilayered film comprising an opaque core layer and two transparent top layers. The core layer contains a mixture of1) about 45 to 90% by weight of a thermoplastic polymer comprising propylene,2) about 5 to 25% by weight
4983447 Biaxially oriented opaque polyolefin multi-layer film January 8, 1991
An opaque polyolefin film having a base layer composed essentially of propylene polymers and having sealing layers present on both sides, composed essentially of sealable olefin polymers, is disclosed. From about 0.2% to 1.5% by weight, relative to the layer of polydialkylsiloxane is
4975329 Coextruded, biaxially oriented multilayer film December 4, 1990
A coextruded, biaxailly oriented multilayer film comprises a base layer comprising an extremely pure raw material and outer layer. It is suitable for use as an electrically insulating film, as a dielectric in an electrical capacitor, and has improved dielectrical properties for this
4975315 Metallizable multi-ply film December 4, 1990
A metallizable, sealable, biaxially stretch-oriented multi-ply film comprises a base layer essentially of polypropylene, a first polyolefinic facing layer and a second polyolefinic facing layer. All of the layers contain a neutralizing agent and a stabilizer against thermal degradation.
4944970 Packaging film, in particular a sausage casing, based on polyamide July 31, 1990
A tubular, biaxially stretch-oriented packaging film, in particular a sausage casing, comprising a polymer mixture which comprises an aliphatic polyamide, a polyterephthalic acid ester, an aromatic polyamide comprising branched aliphatic diamines having at least 7 carbon atoms and aromat
4925728 Multilayer film suitable as a release sheet in the production of decorative laminate panels May 15, 1990
A biaxially stretch-oriented multilayer film is disclosed which is produced by coextrusion and is suitable as a release sheet in the production of decorative laminate panels having a matte surface finish. The film comprises a base layer essentially comprising polypropylene and at least
4921670 Process for producing polyester film containing a slip agent May 1, 1990
A process is described for the production of an oriented, heat-set polyester film including an admixture of polydiorganosiloxane in the amount of 0.001 to 2% by weight, as well as further additives, such as inert inorganic and/or organic particles. The thermoplastic material is melte
4912091 Non-sealable polypropylene multi-layer film March 27, 1990
An on-sealable, biaxially oriented, transparent multi-layer film is disclosed comprising a base layer, two intermediate layers separated from each other by this base layer and two covering layers, one covering layer each being arranged on top of an intermediate layer, the intermediate
4910639 Raw material and film prepared therefrom, having improved electrical properties March 20, 1990
A biaxially-oriented film, suitable for use as an electrically insulating film, is disclosed. The film is composed of a highly-pure electrical film raw material based on polyolefins, in particular propylene polymers, and contains carbonate particles as a neutralizing agent. The carbonate
4904325 Transfer-metallizing method February 27, 1990
A transfer-metallization method in which a metal coating is applied to a top layer of a metallizing film, and the film is then brought into contact with a substrate such that the metal coating is transferred from the top layer to the substrate. The film is a three-layer biaxially-oriente
4863032 Packaging wrapper for disk-shaped magnetic information carriers September 5, 1989
A packaging wrapper for disk-shaped magnetic information carriers is disclosed. The wrapper is formed by folding over a blank to form a flat wrapper. The wrapper has projecting tabs jutting out laterally from the sides of the front wrapper wall and overlap zones on the rear wrapper wall
4842187 Opaque film for candy twist wrapping June 27, 1989
Described is an opaque, biaxially draw-oriented thermoplastic film for candy twist wrapping. The film is formed from a polymer mixture comprising from about 40 to about 60% by weight of polypropylene and from about 35 to about 55% by weight of polystyrene, relative to the total weight of
4803027 Process for the production of biaxially stretched films and apparatus for implementation of the February 7, 1989
In the process for the production of thin, biaxially stretched films from polypropylene, the latter is melted in an extruder and extruded from a slot die over the surface of a take-off roll. The plastic melt cooled on the surface of the take-off roll into an intermediate film is temp
4786533 Transparent polypropylene film for candy twist wrapping November 22, 1988
A transparent propylene polymer film, produced by coextrusion and coated on one or both sides, for candy twist wrapping, wherein the propylene polymer base layer additionally contains a low molecular hydrocarbon resin in an amount of 10 to 40% by weight, based on the total weight of prop
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