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Patent Searching and Data


Matches 451 - 500 out of 1,205

Document Document Title
JPH06131705A
PURPOSE: To make high-speed and highly accurate adhering possible and to reduce the deformation in use and the deformation and stripping off at the time of storage by making a mold which forms a tightly sealed space a separated mold so a...  
JPH0630181B2  
JPH0626820B2  
JPH0626823B2
Disclosed herein is an apparatus for manufacturing an optical substrate which has a transfer layer corresponding to an optical pattern by supplying a liquid radiation-setting resin between a stamper carrying the optical pattern and the s...  
JPH06454Y2  
JPH0587599B2  
JPH0577497B2  
JPH0574132B2  
JPH0572262B2
An article of manufacture and method for assisting the lamination of printed circuits in a flat bed press, in which a stratiform sheet (10) has a thermoplastic layer (16), a polymeric release layer on one side (12), a polymeric stabilizi...  
JPH0568778B2
The invention concerns a recording medium for an optics high-density data storage and retrieval system designed to record and/or read data on a recording layer supported on a flat transparent plastic substrate by means of an incident las...  
JPH05242534A
PURPOSE: To attain the automatic cleaning of a disk face and to completely execute a quality control by intermittently or continuously sending a long cleaning belt along a required route in its longitudinal direction. CONSTITUTION: When ...  
JPH0561097B2  
JPH0557088B2  
JPH0556578B2
A method of manufacturing an optically readable information disc in which a disc-shaped substrate of a synthetic resin which comprises an optically readable structure on at least one side is treated with an oxidising gas of reactive, ele...  
JPH05205320A
PURPOSE: To print a label on the disk-shaped flat surface over the entire area on the upper side of a protective film by packing a resin into annular groove parts transferred at the time of molding a disk substrate. CONSTITUTION: The dis...  
JPH0526258B2
1. Process for producing improved optically readable information storage plates having greater dimensional stability and accuracy of measurement from optically transparent polymethylmethacrylate, the information storage plates containing...  
JPH0523936B2
The invention relates to a process and a system for increasing the surface roughness and for the antiblocking of polyester film tapes, in which an additive preventing blocking and promoting the surface roughness is added to the film tape...  
JPH056497B2  
JPH04268224A
PURPOSE: To provide a process for production applicable to various kinds of base materials by fixing the base material to the exact concentric position on a mold, then opening the base material by using a movable base material supporting...  
JPH04255313A
PURPOSE: To prevent occurrence of a black dirt generated by carbonized polycarbonate particles by forming polycarbonate powder having a specified density from a starting substance. CONSTITUTION: A black dirt can be sufficiently prevented...  
JPH04228129A
PURPOSE: To stabilize the surface patterns of a matrix in a method for forming a metal mold for producing optical disks. CONSTITUTION: The method for forming the metal mold for producing the optical disks includes a step of preparing the...  
JPH0449177B2  
JPH04205936A
PURPOSE: To reduce defects and to obtain a high-quality optical disk substrate by forming the rugged information pattern of a formed medium for transfer by etching. CONSTITUTION: A photoresist 3 is formed on a mirror-finished stamper wit...  
JPH0445326B2
A matrix having a surface which is manufactured from metal and which comprises a monolayer of an alkylmercaptan or a fluoroalkylmercaptan, as well as a method of manufacturing synthetic resin articles from the matrix or articles comprisi...  
JPH0442728B2
A heat-treating process is disclosed. The process involves cutting a polymer support for a recording medium from a web roll of a long support base into a sheet form. The sheet or sheets in a superposed state are then heat-treated while a...  
JPH0442157B2  
JPH0440436B2  
JPH04172638A
PURPOSE: To realize complete removal of residual oxidant with no consideration on the amount of treating agent to be added by feeding sea water, with a predetermined flow rate, to cells filled with granulated calcium sulfite. CONSTITUTIO...  
JPH04159634A
PURPOSE: To obtain a manufacturing method which facilitates small quantity and many types production or mass production with a relatively simple process by a method wherein minute protrusions are formed on an original disk composed of an...  
JPH0433261B2  
JPH0428538B2
The invention relates to a process for obtaining information-carrying disks by moulding from a recorded matrix. The invention makes it possible to obtain a disk having a recording area and intact areas, which are separated by stop areas....  
JPH0427024B2  
JPH0418376B2
A method of manufacturing a metal matrix in which a supporting plate bearing a photo-resist layer is irradiated patternwise, the irradiated parts are developed and thereby removed, the obtained master disc is provided with a metal peel, ...  
JPH044663B2  
JPH03293106A
PURPOSE: To reduce the production cost of the title product and improve a working atmosphere by forming a metallic thin film on the profile forming face of a matrix, packing resin onto the matrix to harden the resin, and forming a metall...  
JPH0380089B2  
JPH03276434A
PURPOSE: To easily form the optical disk substrate which is free from intrusion of bubbles by specifying the distance between the front end face of a dropping nozzle and a dropping surface to a specific value and dropping a radiation cur...  
JPH0375947B2  
JPH0375333B2  
JPH0375330B2  
JPH0373056B2  
JPH03259419A
PURPOSE: To improve surface property and CSS characteristics and to improve adhesion property of a magnetic film by specifying the surface roughness of a titanium substrate and forming a hardened layer of specified hardness by sputtering...  
JPH03242840A
PURPOSE: To uniformize the resin to be stuck to a substrate and to reduce the thickness of the disk by pressurizing the substrate via a plate material having elasticity from the rear surface of the substrate at the time of curing a liqui...  
JPH03241541A
PURPOSE: To fix and reinforce the rugged shape of the underlying layer transferred from a stamper and to obviate the chipping at the time of peeling of the underlying layer by having a penetration treatment process for penetrating a phot...  
JPH03227208A
PURPOSE: To remove inferior transfer, while the occurrence of fine spaces when a base plate is placed is omitted by a method in which while ultrasonic vibration is applied onto the surface of the matrix with fine shape, a stamper is coat...  
JPH03227209A
PURPOSE: To prevent the occurrence of bubbles by a method in which the diameter of the central hole of a plastic base plate is made smaller than the diameter of the central hole of the complete object of an optical disk, and the relation...  
JPH03225641A
PURPOSE: To well transfer the rugged patterns of a stamper to a UV curing resin layer by maintaining the stamper in a constant temp. state and bringing the stamper into pressurized contact with a disk substrate coated with a UV curing re...  
JPH03225645A
PURPOSE: To prevent dust or the like from being taken-in and to uniformly apply ultraviolet setting resin by enlarging the size of a screen for applying the ultraviolet ray setting resin to a disk substrate rather than the moving range o...  
JPH03224145A
PURPOSE: To improve the adhesiveness of a glass substrate and UV curing resin by subjecting the glass substrate before or after a coupling treatment to a heating treatment under a reduced pressure at the time of transferring the rugged p...  
JPH0361565B2  

Matches 451 - 500 out of 1,205