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7407686 |
Optical film, polarizing plate and display device utilising the film, and production method of optical film
An optical film is disclosed having minimal curl, minimal coating unevenness and no cracks. The optical film is obtained by casting a dope comprising a cellulose ester and a non-chlorinated solvent...
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6649216 |
In-line ultraviolet curable coating process and products produced thereby
The present invention relates to a method of coating polymer film that includes the steps of extruding a cast sheet; stretching the sheet in a machine direction; applying a UV-curable coating to...
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6395348 |
Method for manufacturing adhesive tapes
Pressure sensitive adhesive tapes are manufactured by continuously extruding polypropylene to form a web which is cooled and set and slit at transversely spaced positions into a plurality of side...
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6338870 |
Packaging laminate with gas and aroma barrier properties
A packaging laminate ( 10 ) including a substrate film ( 15 ) coated with a carbon containing silicon oxide layer ( 16, 17 ) on both surfaces is disclosed herein. A method for producing the...
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6168826 |
Biaxially oriented polyethylene film with improved optics and sealability properties
Methods of preparing biaxially oriented polyethylene films with improved optics and sealability properties are provided. The methods include stretching in the machine direction a multi-layer base...
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6149984 |
Laser irradiation method
In processing an object by irradiating it with laser light, a laser irradiation chamber is evacuated to a pressure value suitable for the intended laser light processing and the laser light...
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6117532 |
Interdraw pretreatment for polyester film
An oriented polyester film coated on at least one surface with a coating that improves its adhesion to gelatin is disclosed. The dry coating contains one or more sulfopolyesters; one or more...
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6096375 |
Optical polarizer
A reflective polarizer and a dichroic polarizer are combined to provide an improved optical polarizer. The dichroic and reflective polarizers are typically in close proximity to each other, and are...
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5952477 |
Azo compound and polarizing film
The present invention is concerned with a novel azo compound represented by formula (1), (2) or (3), a water-soluble dye comprising this azo compound, and a polarizing film containing this azo...
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5942298 |
Laminated film
A laminated film comprising a base film and a layer which contains an inorganic layered compound and a resin and is formed by gravure coating a coating fluid comprising the inorganic layered...
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5935637 |
Method of feedback control for the placement of a polymer composition into a web
The present invention relates to methods and apparatus for the controlled placement of a shear-thinnable polymer composition into a moving web. The controlled placement is preferably performed by...
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5756214 |
Release film comprising polycarbonate-silicone-urethane resin
A release film comprises a polymeric film substrate and a polymeric abherent layer. The abherent layer comprises a polyurethane resin which is the reaction product of: (i) an organic...
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5565274 |
Fire rated floor door and control system
Horizontally hinged covers for use in ceiling/floors are provided which are highly fire resistant and which in the event of fire automatically close. The door preferably utilizes a multilayer...
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5468440 |
Process of making oriented film or structure
Applications of isotactic polypropylene resin compositions produced from metallocene catalyst wherein the resins yield articles with comparable shear modulus and heat distortion temperature values...
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5356692 |
Grid structure with sinuous interstices
A grid structure with sinuous interstices comprises intersecting grid sections having undulate surfaces. The intersecting grid sections of the grid structure are made of a composite material...
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5248522 |
Method of manufacturing antistatic polyester film
A method for manufacturing a polyester film is disclosed which comprises a polyester film before completion of orienting crystalization and, provided thereon, a sublayer comprising a copolymer...
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5244693 |
Process for the preparation of a network article
A process is disclosed for the preparation of a network article of a leno cloth fixed with a resin. The leno cloth is impregnated with the resin and the resin is solidified while tension is applied...
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5188867 |
Low coefficient of friction material and plastic films coated therewith
A coating for a thermoplastic film includes an acrylic copolymer, a finely divided wax in the amount of 30 to 150%, preferably 30 to 60%, by weight based on the total weight of the copolymer, a...
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5182168 |
Biaxially oriented polypropylene film
A thermoplastic film comprising a base layer of a thermoplastic resin which comprises polypropylene and a coating layer of an alkali metal salt of an alkyl sulfate is disclosed. The film is...
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5145718 |
Processs for producing pressure-sensitive adhesive tape
A tape comprising a biaxially-oriented backing made from a polymeric film bearing on one major surface thereof a layer of pressure-sensitive adhesive and on the other major surface thereof a layer...
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4994303 |
Fiber impregnation process
A method of producing a low cost impregnated and coated fiber useful in forming pump, valve, expansion joint, hydraulic cylinder and similar packings capable of resisting high caustic...
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4956199 |
Method of making roofing plies, including method of applying the same to a roof
There is disclosed a method of making a roofing ply by providing a fiberglass mat, feeding the mat through a punching die and punching openings through the surface thereof. The mat is thereafter...
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4929471 |
Method of treating polyester fabric
A method of treating polyester fabric to enhance the physical properties thereof. The fabric is first exposed to a solution comprising a wetting agent, a nonionic fluorocarbon long chain polymer, a...
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4755337 |
Process for surface treating a polyester film
A polyester film having on at least one surface thereof a primer layer comprising a crosslinked product of a polyurethane having at least one functional group selected from a carboxyl group, a...
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4741922 |
Method of manufacturing a magnetic storage media
Transverse bowing of a plastics web coated with a magnetic thin metal film is substantially eliminated by laterally stretching the coated web such that the lateral stress applied to the metal film...
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4741924 |
Method of making a polymeric coated fabric layer
A polymeric coated fabric layer and method of making the same are provided, the polymeric coated fabric layer comprising a fabric layer having warps and fills initially woven at a certain angle...
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4598662 |
Drum coagulator for preparing microporous membranes
A process and device for producing a flexible layered article suitable for use in water proof garments wherein one of said layers is a microporous membrane material produced from the "solvent...
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4582660 |
Method and apparatus for making a polymeric coated fabric layer
A method and apparatus for making a polymeric coated fabric layer is provided, the method comprising the steps of providing a fabric layer having warps and fills initially woven at a certain angle...
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4528214 |
Polymeric product having a fabric layer means and method of making the same
A polymeric product having a fabric layer and method of making the same are provided, the fabric layer being provided with opposed sides and at least one polymeric part secured to the fabric layer....
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4513028 |
Adhesive tape and process for its production
An adhesive tape comprises a base sheet of a polypropylene resin, an adhesive layer formed on one side of the base sheet and a roughened surface layer formed on the other side of the base sheet and...
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4492719 |
Process for the production of slippery biaxially stretched polyester films
A process for producing a slippery biaxially stretched polyester film, which comprises coating one or both surfaces, preferably one surface, of a running polyester film, before the completion of...
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4394442 |
Post-stretch water-dispersible subbing composition for polyester film base
To improve adhesion of a hydrophilic photographic emulsion to a hydrophobic polyester film base the latter is energy-treated as by electrical discharge or flame treatment, and then given a...
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4391767 |
Coated polyester films
Coating polyester films between the longitudinal and transverse drawing stages of the biaxial orientation process with a non-heat sealing primer coating which may be reclaimable.
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4388365 |
Porous FRP sheet and manufacturing method thereof
According to the present invention, a porous FRP sheet can be easily manufactured without need for the punching or drilling process which is required in conventional prior methods for manufacturing...
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4388258 |
Polymer film coated with aqueous polymer
A system for producing coated, oriented polymer film. Methods and apparatus are provided for forming a continuous film of the polymer with water uniformly dispersed therein and applying an aqueous...
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4364885 |
Process for producing easily adherable polyester film
A process for producing an easily adherable biaxially stretched polyester film, which comprises coating a primer composition consisting of (A) and aqueous dispersion of polyurethane and (B) a...
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4349593 |
Double knit fabric processing into decorative goods
The utilization of double knit fabrics is extended to fields other than their conventional employment in wearing apparel. This is accomplished by dimensionally stabilizing the otherwise easily...
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4345005 |
Oriented polypropylene film substrate and method of manufacture
An oriented polypropylene film substrate and method of manufacturing an oriented polypropylene film having enhanced adhesion to metallized coatings which comprises the steps of coextruding the film...
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4333968 |
Thermoplastic packaging films with improved heat-seal characteristics
Biaxially oriented polypropylene films are extrusion coated with an ethylene-vinyl acetate copolymer coating to yield a coated film product exhibiting heat-seals which are peelable and which...
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4310600 |
Polyester film having abrasion resistant radiation curable silicone coating
The present invention is directed to a clear, flexible, coated, biaxially oriented polyester film comprising a polyester film support and a radiation curable silicone coating on at least a portion...
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4292358 |
Heat protective barrier comprising apertured member having intumescent coating
A heat resistant protective barrier has one or more layers (1) each comprising a support medium in the form of a plurality of closely spaced-apart strands (2) and a heat actuated and resistive...
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4287298 |
Film base material containing a combination of surfactants
Film base material is provided which comprises a film of biaxially oriented synthetic linear polyester of highly hydrophobic character having superimposed thereon adherent to said film a subbing...
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4248576 |
Apparatus for coating thermoplastic film
A method and an apparatus for effecting in a continuous manner the three operations of extruding, biaxially stretching and surface coating a seamless tubing of thermoplastic resin such as...
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4244988 |
Method of coating linear polyester with aqueous latex
Film base material is provided which comprises a film of biaxially oriented synthetic linear polyester of highly hydrophobic character having superimposed thereon adherent to said film a subbing...
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4238530 |
Method for producing stress-relieved fabric
A continuous, spliceless bias fabric in which the angular displacement between the warp and filling yarns is in the approximate range of 90 to 150 degrees is produced by the steps of cutting a...
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4225644 |
Low temperature heat-sealable bi-axially oriented polypropylene composite film and process for production thereof
A novel type of low temperature heat-sealable bi-axially oriented polypropylene composite film and a process for the production thereof are disclosed. The composite film is characterized by having...
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4214035 |
Antistatic coated polyester film
A polyester film coated with an antistatic coating is provided. The film includes a polyester film support coated on one side with a latex coating. The coating includes...
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4183976 |
Process of producing a magnetic recording element
A process of producing a magnetic recording element comprising a non-magnetic support having provided thereon a subbing layer and further having provided thereon a magnetic layer comprising a...
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4097621 |
Method for manufacturing bias fabric
A method is provided for manufacturing a bias fabric provided with characteristic physical properties by continuously varying the intersecting angle between the warp and the weft by a mechanical...
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4093458 |
Polyurethane-polyanhydride subbing layer for photo sensitive elements
Polymeric subbing compositions for polyester photobase, especially polyethylene terephthalate films, comprising, a mixture of a polyurethane resin with a homopolymer or copolymer or a mixture of a...
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