Process for the production of molded products using internal mold release agents
What is claimed is: 1. A process for producing a molded product comprising: (A) reacting (i) an organic polyisocyanate having an isocyanate group content of from 5 to 45% by weight, prepared by reacti... Read More
Inventors: Harasin, Stephen J.; Hurley, Michael F.; Kelly, Timothy J.; Naleppa, Kenneth J.; Nodelman, Neil H.; Schumacher, Donald W.; Slocum, Gregory H.; Sounik, David F.;, Assignee: Mobay Corporation (Pittsburgh, PA) |
Insulating foam of low thermal conductivity and method of preparation
; PREFERRED EMBODIMENTS Any resinous material capable of being converted to a stable foam may be employed in the invention. Illustrative resinous materials are thermoplastics such as polyphenylene eth... Read More
Inventors: Jaster, Heinz; Ward, III, William J.;, Assignee: General Electric Company (Schenectady, NY) |
Method for producing a .lambda./4 shift type diffraction grating
The present invention is directed to solving the above-described problems and has for its object to provide a production method for a .lambda./4 shift type diffraction grating which has no process by ... Read More
Inventors: Fujiwara, Masatoshi;, Assignee: Mitsubishi Denki Kabushiki Kaisha (JP) |
Process for fabricating multi-discrete-phase fresnel lenses
In response to the foregoing and other needs, this invention provides a process for fabricating multi-discrete-phase binary Fresnel lenses through the use of standard large area semiconductor integrat... Read More
Inventors: Hadimioglu, Babur B.; Lujan, Rene A.;, Assignee: Xerox Corporation (Stamford, CT) |
Fiber probe fabrication having a tip with concave sidewalls
Referring to FIGS. 1 and 2, a fiber segment 10, typically an optical fiber segment, typically takes the from of a solid circular cylinder and is made of glass. The segment 10 is bonded to a holder 45... Read More
Inventors: Filas, Robert W.; Marchman, Herschel M.;, Assignee: AT&T Corp. (Murray Hill, NJ) |
Lift-off process for depositing metal on a substrate
I claim: 1. A method of depositing a metal on a substrate to form a metal pattern, comprising: (a) providing a substrate having a surface covered with a first sacrificial layer of a greater thickness ... Read More
Inventors: Sebesta, Edward H.;, Assignee: Amdahl Corporation (Sunnyvale, CA) |
Method for anisotropic dry etching of metallization layers, containing aluminum or aluminum alloys, in integrated semiconductor circuits
OF THE DRAWINGS Referring now to the figures of the drawing in detail and first, particularly, to FIG. 1 thereof, there is seen a presently typical layer structure of a metallizing level of an alumin... Read More
Inventors: Frank, Wolfgang;, Assignee: Siemens Aktiengesellschaft (Munich, DE) |
Mold release method for polyurethane integral-skin foam
What is claimed is: 1. A method of preparing a mold to release flexible polyurethane integral skin foam comprising: a. applying a continuous coating of a fused polytetrafluoroethylene polymer to the m... Read More
Inventors: Lindberg, Charles D.;, Assignee: The General Tire & Rubber Company (Akron, OH) |
Method for using mold release
What is claimed is: 1. A method of manufacturing shaped polyurethane articles having a paint coat, comprising coating a mold with a release agent comprising 1 to 5 percent by weight of a soap having t... Read More
Inventors: Krishnan, Ram M.;, Assignee: The Goodyear Tire & Rubber Company (Akron, OH) |
Mold release agent
What is claimed is: 1. A mold release containing a solution of a sodium or potassium soap of a fatty acid having the structure C.sub.n H.sub.2n.sub.-1 COOH or C.sub.n H.sub.2n.sub.+1 COOH where n is a... Read More
Inventors: White, John R.; Krishnan, Ram M.; Wolfe, James D.;, Assignee: The Goodyear Tire & Rubber Company (Akron, OH) |
Composite bodies or sheets
I claim: 1. In a process for the manufacture of composite bodies or sheets comprising the steps of (a) mixing together a filler material and an isocyanate-based binding agent to form a mouldable compo... Read More
Inventors: Wooler, Alan M.;, Assignee: Imperial Chemical Industries Limited (GB) |
Aqueous polysiloxane emulsions with mica treated with organosilicon compound
The diorganopolysiloxane emulsions employed in this invention are the same diorganopolysiloxanes which have been used or could have been used in the aqueous diorganopolysiloxane emulsions employed he... Read More
Inventors: Huber, Peter; Meusel, Jurgen;, Assignee: Wacker-Chemie GmbH (Munich, DE) |
Release agent for removing plastics, especially polyurethane plastics from molds
OF THE INVENTION In accordance with the invention, a release agent for removing plastics, especially polyurethane plastics, from molds which is applied in the form of a film to the surface of the clo... Read More
Inventors: Blahak, Johannes; Menk, Hermann;, Assignee: Metzeler Kautschuk GmbH (Munich, DE) |
Mold release composition
We claim: 1. A mold release composition consisting essentially of: (A) a fluorine-containing polyether comprising 3-perfluoroalkyl-1,2-epoxypropane having the formula ##STR9## wherein R.sub.f represen... Read More
Inventors: Fukui, Shoshin; Shinjo, Masayoshi; Aoyama, Hirokazu;, Assignee: Daikin Kogyo Co., Ltd. (Osaka, JP) |
Method for injection molding polyurethane using internal release agents
OF THE INVENTION Lecithins can be hydroxylated according to the procedure described by Julian et al. in U.S. Pat. No. 2,629,662 which is incorporated herein by reference. Any lecithin which contains ... Read More
Inventors: Meyer, Louis W.;, Assignee: The Dow Chemical Company (Midland, MI) |
Mold release agents for open-cell molded foamed articles and means of application
The invention in one aspect concerns a mold release agent for coating molds and mold tool surfaces for forming high resilience open-cell foamed plastics. The mold release agent is a solid-free aqueou... Read More
Inventors: Wesala, Robert J.;, Assignee: Park Chemical Company (Detroit, MI) |
Method of shaping articles using shaping surfaces having release agent coating
We claim: 1. A method of forming or shaping a resin-bound mass in or from shaping means having shaping surfaces and releasing the shaped resin-bound mass from the shaping surfaces, which comprises coa... Read More
Inventors: Bogner, Ben R.; Grant-Acquah, Frank C.;, Assignee: |
Process for producing molded articles
I claim: 1. A process for producing a molded article, comprising: atomizing a release agent into a plurality of fine droplets by passing said agent through a nozzle means; warming said droplets, downs... Read More
Inventors: Fischer, Wolfgang;, Assignee: Teroson GmbH (DE) |
Positioning method for an electrically-operated injection molding machine
We claim: 1. A method for positioning a servomotor driven operating unit of an electrically-operated injection molding machine within a predetermined allowable positioning zone of an operating positio... Read More
Inventors: Neko, Noriaki; Kamiguchi, Masao;, Assignee: Fanuc Ltd. (Minamitsuru, JP) |
Method of producing a dynamic random access memory device
Accordingly, a general object of the present invention is to provide a dynamic random access memory device and a method of producing the same in which the disadvantages of the conventional arts have b... Read More
Inventors: Taguchi, Masao; Ema, Taiji;, Assignee: Fujitsu Limited (Kawasaki, JP) |
Method of fabricating a semiconductor device having a capacitor in a stacked memory cell
The method of fabricating a semiconductor device according to the invention, which overcomes the above-discussed and numerous other disadvantages and deficiencies of the prior art, comprises the steps... Read More
Inventors: Ogawa, Hisashi; Nabeshima, Yutaka; Fukumoto, Masanori;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka, JP) |
Method of producing micromechanical devices
It is an object of this invention to provide a passivation layer for points of contact in micromechanical devices. It as another object of this invention to provide the method in which such a layer is... Read More
Inventors: Hornbeck, Larry J.;, Assignee: Texas Instruments Incorporated (Dallas, TX) |
Optical link amplifier and a wavelength multiplex laser oscillator
Accordingly, an object of the present invention is to ensure a communication path for an optical signal and thereby provide a fail-safe function in the event of an abnormality by reducing the attenuat... Read More
Inventors: Ota, Takeshi;, Assignee: Fuji Xerox Co., Ltd. (Tokyo, JP) |
Top imaged resists
In accordance with the present invention, methods of converting a single layer resist into a multilayer resist using processes controlled by chemical-physical techniques are provided herein. One of th... Read More
Inventors: Allen, Robert D.; Chiong, Kaolin N.; Chow, Ming-Fea; MacDonald, Scott A.; Yang, Jer-Ming; Willson, Carlton G.;, Assignee: International Business Machines Corporation (Armonk, NY) |
Method and apparatus for repairing defects in emulsion masks and the like
The object of the present invention is to provide a method for the repair of defects in emulsion masks and the like, by removing defective portions without providing an adverse influence to a portion ... Read More
Inventors: Hashimoto, Hiroyuki; Watanabe, Kazuo;, Assignee: Dai Nippon Insatsu Kabushiki Kaisha (JP) |
Composite useful in photolithography
What is claimed is: 1. A composite useful in making microelectronic circuits comprising a silicon wafer, a photoresist formed on the surface of the silicon wafer and a photobleachable layer that has b... Read More
Inventors: Griffing, Bruce F.; West, Paul R.;, Assignee: MicroSi, Inc. (Phoenix, AZ) |
Photosensitive polymer composition for flexographic printing plates processable in aqueous media
Complexing Polymers It has been found that the addition of a complexing polymer or copolymer to the formulation of a urethane (meth)acrylate photopolymer results in a solid composition that is water ... Read More
Inventors: Mirle, Srinivas K.; Huynh-Tran, Truc-Chi T.;, Assignee: W. R. Grace & Co.-Conn. (New York, NY) |
Photosensitive composition for dry development
OF THE INVENTION In accordance with the photosensitive composition of the present invention, after the photoresist is exposed to light through a photomask, removal of the photocuring agent from unexp... Read More
Inventors: Kanai, Wataru;, Assignee: Tokyo Ohka Kogyo Kabushiki Kaisha (Kawasaki, JP) |
Highly heat-resistant positive-working o-quinone diazide containing photoresist composition with novolac resin made from phenol with ethylenic unsaturation
OF THE PREFERRED EMBODIMENTS As is understood from the above described summary of the invention, the most characteristic feature of the inventive highly heat-resistant positive-working photoresist co... Read More
Inventors: Asaumi, Shingo; Kohara, Hidekatsu; Tanaka, Hatsuyuki; Nakayama, Toshimasa;, Assignee: Tokyo Ohka Kogyo Co., Ltd. (Kanagawa, JP) |
Reticulation resistant photoresist coating
I claim: 1. A process for etching an integrated circuit substrate, said process comprising the steps of forming an imaged and developed positive working photoresist coating over said integrated circui... Read More
Inventors: Fisher, Thomas A.;, Assignee: Shipley Company Inc. (Newton, MA) |
Nonmetallic Processes 
