Matches 1 - 50 out of 124 1 2 3 >
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7491357 Solution casting process and cellulose ester film  
In solution casting, dope containing a polymer and a solvent is cast on to a support to form a cast film. The cast film is stripped from the support to obtain a polymer film of cellulose ester, for...
6951398 Deformable reflecting mirrors from metallic surface layers deposited on liquids  
The invention relates to a new type of reflective optical element made of a reflective metallic layer comprising reflecting nanoparticles deposited on a liquid surface. Metallic or non-metallic...
6942830 Device and method for the production of three-dimensional objects  
A device and a process for producing three-dimensional objects is disclosed. The device has a container ( 1 ) for a medium ( 2 ) and a three-dimensionally positionable dispenser ( 4 ) for release...
6939489 Desktop process for producing dental products by means of 3-dimensional plotting  
A process for fabricating dental form pieces for dental restoration and replacement parts is provided and includes the step of applying a material, on a firm support or a fluid medium, by a three...
6887580 Adhesive polyimide resin and adhesive laminate  
An adhesive polyimide resin which comprises a siloxane polyimide resin obtained from (A) an aromatic tetracarboxylic dianhydride and (B) a diamine ingredient comprising (B1) a diamine having a...
6881819 Liquid initiator for carrying out anionic lactam polymerization in an accelerated manner, method for the production thereof and its use  
The invention relates to a liquid initiator for carrying out anionic lactam polymerization. The liquid initiator contains a conversion product of isocyanate (1) with a protic compound (P) and a...
6589663 Aromatic polyamide film  
The aromatic polyamide film of the present invention has microdomain structures having sizes of not less than 5 nm and not more than 600 nm. The film has an easily adhesive property and is suitable...
6533426 Method of centrifugally casting a parabolic membrane mirror having a shape-restorative force  
A method for fabricating an optical quality, free-standing, compliant parabolic membrane mirror using an inverted parabolic mandrel created by rotating a liquid confined to a cylindrical polymer...
6436218 Cling films having a microreplicated topography and methods of making and using same  
Films having a microreplicated topography are prepared from contacting a microembossed pattern to a layer of film. When an adhesion interface is established between the layer of film and a...
6413630 Decorative film  
A decorative film having an excellent decorative effect, excellent three-dimensional curvature emulating properties, three-dimensional curvature formability, long-term weather resistance and stain...
6277318 Method for fabrication of patterned carbon nanotube films  
A method for fabricating adherent, patterned carbon nanotube films is provided. According to the invention, a substrate is patterned with a carbide-forming material, a carbon-dissolving material,...
5733663 Composite membrane and process for its production  
To produce a composite membrane, the solution of a polymer in a volatile organic solvent is spread on water, the solvent is allowed to evaporate, the polymer is crosslinked and the polymer film...
5595695 Process for preparing matte finish elastomer  
An elastomeric article having a matte finish is prepared by curing a hydrolyzable composition under conditions of elevated humidity, or by including short aramid fibers therein. Disclosed herein...
5573721 Use of a support liquid to manufacture three-dimensional objects  
A system is provided for producing a three dimensional object from a reactive liquid medium capable of being solidified. The object is constructed from many successive layers of the solidified...
5478425 Method of making a thin film detector with an aerogel layer  
The invention is related to electronic and more specifically to photo-electronic devices manufactured by means of thin film layering techniques. The invention proposes the use of polymer,...
5344597 Method and apparatus for making steel sheets  
A method and apparatus for forming sheets of a first material, such as a metal, plastic, rubber, or the like, having a primary tank for heating a second molten material and containing the second...
5264165 Process of making polytetramethylene adipamide or nylon 46 membranes  
A hydrophilic polytetramethylene adipamide microporous membrane has a narrow pore-size distribution. The membrane is formed by a rapid quench process in a quench bath having solubility parameter...
5260004 Process of making Langmuir-Blodgett films having photo-electronic properties  
Langmuir-Blodgett films having photo-electronic properties and methods of making the same. The instant films may be made, for example, by spreading a mixture of one or more types of biotinylated...
5217670 Method of forming monomolecular film and overlaying apparatus thereof  
Movable barriers as well as auxiliary movable barriers are provided in a trough filled with a liquid forming a monomolecular film thereon. The barriers are driven with a constant positional...
5120476 Production of objects  
Three-dimensional objects are produced by the polymerization of a photopolymerizable liquid medium with the aid of high-energy radiation by continuously introducing the liquid medium in lamina form...
5106561 Method of making film  
An ultra-thin, self-assembling molecular film has ordered amphiphilic molecules that are oriented relative to one another in two directions. The improved method of the present application makes it...
5102686 Process for producing a polyacetylene  
The present invention provides a process for producing a polyacetylene which is stable even in an atmosphere containing oxygen, by spreading onto the surface of water, which contains Ca-salt, a...
5064596 Process for preparing a slender or thin ceramic green body  
A process for preparing a slender or thin ceramic green body, which comprises discharging a raw material slurry comprising a ceramic powder raw material, a binder and a solvent from a discharge...
5064590 Method of forming an ultra-thin nonlinear optical film  
A method of producing a nonlinear optical film from a lyotropic liquid crystalline polymer by diluting the polymer with a dopant to form a concentrated mixture. The concentrated mixture is filtered...
5035763 Preparation of thin films  
Thin films which contain a defined concentration of dye per unit area and are useful as layer elements, e.g. for optical filters, are prepared by spreading an oleophilic dye which is soluble in an...
5035762 Production of thin films  
Thin films are produced by a process in which organic polymers having long-chain side groups are dissolved in an organic solvent, the solution is spread at the water/air interface by the...
5019303 Process for producing polyacetylene  
The present invention concerns the fields of processes for producing an organic ultrathin film having polyacetylene linkages and the resultant films. In one embodiment the process for producing the...
5002707 Method for producing superlong conjugated diacetylene polymer  
Disclosed in a method for producing polydiacetylene of superhigh molecular weight (i.e., a superlong conjugated polymer) having continuous conjugated bands and a straight chain by spreading an...
4992385 Polymer-coated optical structures and methods of making and using the same  
A method of treating the surface of an optical structure which comprises forming on the surface a thin layer of organic polymer using a solvent casting technique. Preferably the process includes...
4976901 Microporous membranes from isotactic polystyrene and syndiotactic polystyrene  
This invention relates to novel semi-permeable isotropic or anisotropic microporous membranes fabricated from a mixture of isotactic polystyrene and syndiotactic polystyrene and a method of...
4966743 Process for making ultrathin polymeric imine films  
Novel ultrathin unit layers and built-up multilayers of polymeric imine are obtained when a spreadable polyfunctional aldehyde or its precursor, particularly the alkyl Schiff base formed by its...
4963266 Composition and process for separating fluid mixtures  
Disclosed are semipermeable fluid separation membranes prepared from polyaromatic polymers including aromatic repeat units of which at least five mole percent are substituted by moieties having...
4960635 Film consisting of one or more monomolecular layers  
The film consists of one or more Langmuir-Blodgett layers, the layer containing an organic polymer having long-chain fluoroalkyl side groups or consisting of this compound. The film is...
4939214 Film comprised of at least one monomolecular layer and process for its preparation using a higher alkyl amine  
A film comprised of at least one monomolecular layer composed essentially of a polyimide having repeating units of the formula: ##STR1## wherein R 1 is a tetravalent organic group and R 2 is a...
4929405 Ultrathin polyimide polymer flims and their preparation  
Disclosed herein are free-standing, pinhole-free, ultrathin polymide films having thicknesses of about 400 angstroms or less and a process to prepare them. The films find particular utility in...
4927589 Method for manufacturing organic thin film  
A film manufacturing method which utilizes a trough storing a liquid therein. The liquid surface of the liquid forms a developing region in which a monomolecular film of organic molecules is...
4925612 Method for making a thin film of polymer  
A method for making a polymer thin film wherein a first polymer thin film is formed on a support liquid, on which a solution of a second polymer is dropped is described. The first polymer film is...
4910082 Ultrathin polyphenylene oxide polymer films and their preparation  
Disclosed herein are free-standing, pinhole-free, ultrathin, polyphenylene oxide films having thicknesses of about 400 angstroms or less and a process for preparing them. The films find particular...
4910293 Langmuir-Blodgett films of polymers having pendent C.sub.10 -C.sub.30 hydrocarbon groups  
An amphiphilic high polymer comprises a linear recurring unit containing at least divalent organic group (R 1 ) having at least two carbon atoms, at least divalent organic group (R 2 ) having at...
4908266 Ultrathin cellulose ester polymer films and their preparation  
Disclosed herein are pinhole-free, ultrathin, free-standing cellulose ester films having thicknesses of 400 angstroms or less and a process to prepare them. The films find particular utility in...
4908267 Ultrathin polyether sulfone films and their preparation  
Disclosed herein are free-standing, pinhole-free, ultrathin polyether sulfone films having thicknesses of about 400 angstroms or less and a process for preparing them. The films find particular...
4900623 Ultrathin polymethylmethacrylate polymer films  
Disclosed herein are pinhole-free, ultrathin, polymethylmethacrylate films having thicknesses of about 400 angstroms or less and a process to prepare them. The films find particular utility in...
4900621 Ultrathin blended cellulose nitrate polymer films and their preparation  
Disclosed herein are free-standing, pinhole-free, ultrathin, blended, cellulose nitrate films having thicknesses of about 400 angstroms or less and a process to prepare them. The films find...
4892544 Methods for forming hollow, porous-surfaced elastomeric bodies  
A method of forming hollow, porous elastomeric bodies and hollow, duo-layered elastomeric bodies wherein one layer is porous and contiguous with the other layer which is solid by (a) coating a...
4885118 Process for manufacturing spherical objects  
A process for manufacturing spherical objects which includes the steps of ejecting into a reaction medium layer a predetermined amount of liquid material which form spherical objects and allowing...
4873033 Process for the production of hyperfiltration membranes  
The invention relates to a hyperfiltration membrane containing a supporting layer and a separation layer. The membrane is characterized in that the separation layer consists of a crosslinked...
4868281 Ionic bond containing condensation polymers  
A polymer has a linear recurring unit in which a first organic group (R 1 ) having at least two carbon atoms and a valence of at least three and a second organic group (R 2 ) having at least two...
4863765 Method of multi-layer coating  
A method of simultaneously applying a plurality of liquid coating compositions to a moving web by the method of multi-layer coating; wherein the lowermost layer is comprised of water, with the wet...
4819057 Semiconductor light-emitting element  
A semiconductor light-emitting element of a metal/organic film/semiconductor junction structure has a semiconductor layer, and an organic Langmuir-Blodgett thin film formed on the semiconductor...
4814084 Reverse osmosis membrane of cellulosic material  
There is provided a method of manufacturing cellulose membranes with pore radii less than 30×10 -10 m, suitable for reverse osmosis applications. The method comprises dissolving a cellulosic...
Matches 1 - 50 out of 124 1 2 3 >