A process for adhering a latex film to a polymeric substrate through the formation of covalent bonds at the interface of the polymeric substrate and the latex film. The covalent bonds are formed through the reaction of a cyclic imino ether group, 2-alkenyl-2-oxazoline, and a coreactive group, active hydrogen, epoxy or anhydride group, one of which is present in the polymeric substrate and the othe...

Polyurethane dispersions based on reaction products from (A) bismethylolated urethanes having at least 2 urethane groups and (B) polyhydroxyl compounds which contain groups which are capable of ion formation, these groups being present in neutralized form, and a process for the preparation thereof. The use of the dispersions for the surface-coating of metal, plastics, glass, leather and paper.

PURPOSE:To produce surface treated steel products having a high degree of blackening and excellent corrosion resistance and discoloration resistance by subjecting an Ni plated material to an anodic electrolytic treatment in an acidic bath contg. specific ratios of the hydroxide, sulfate or phosphate of Na, etc., and nitrate ions. CONSTITUTION:The material subjected to Ni plating or Zn-Ni alloy pla...

PURPOSE:To stabilize a synchronizing operation by treating a non-signal section as a partial pulse, utilizing a fact that its pulse width is the longest, and taking a periodicity of a signal by detecting said fact, with respect to a signal having a periodical non-signal section at every prescribed time, such as a digital signal which has been brought to a time division. CONSTITUTION:A sweep gate c...

PURPOSE:To observe stably a pulse train signal and a video signal which cannot be discriminated easily at a glance, without generating a flicker, by providing a means for using a pulse train which is formed by bringing a signal to be observed or a synchronizing signal to a voltage comparison, and detecting the longest dead period in this pulse train, no a synchronizing circuit. CONSTITUTION:The sy...

PURPOSE:To supply the function information on the instructions for the end of input, the types of graphic elements, etc., in the form of the input information through a simple operation, by using a switch means for combined input of both the tablet information and the function information on a stylus pen. CONSTITUTION:A host computer 4 supplies a request to a controller 3 for input of the tablet i...

PURPOSE:To simplify the constitution of a graphic processor together with improvement of its operability by using the function selecting buttons, a display part and a function executing button to secure the functioning performance. CONSTITUTION:The desired coordinates are displayed at a display part 6 with operation of function selecting buttons 5 and a function executing button 7 is pushed for re...

PURPOSE:To obtain a multilayer printed circuit board, capable of enhanced integration density and simple in structure, by a method wherein a step is formed near an opening provided in the surface of a substrate that is the outermost of a plurality of substrates. CONSTITUTION:A substrate 10 provided with a mount 11 for accommodating an electronic part 20 and with a conductor circuit 15, another sub...

For heat-setting tubular articles (such as can bodies) of an at least partly biaxially oriented crystallizable polymer, preferably a saturated linear polyester such as polyethylene terephthalate, e.g. for thermally processable food containers, a tube of the polymer is fitted over a mandrel and clamped at its ends to the mandrel at a temperature below the glass transition temperature of the polymer...

PURPOSE:To assure of accurate wire bonding process with junction force under no influence of leading direction of a bonding wire by a method wherein multiple bonding heads in the direction of ultrasonic vibration are provided nearby in the leading out direction of a bonding wire. CONSTITUTION:When the leading semiconductor chip 10 in a leadframe 4 reaches the position equivalent to that of a capil...

PURPOSE:To prevent the generation of flash after a resin molding is performed and to omit the removal work of the flash by a method wherein flash preventing pieces, which are extended from dam bar parts to the vicinity of a resin sealing programming part and are removed at the time of cutting of the dam bars, are provided. CONSTITUTION:This lead frame has a bed part 11, tie bars 12, a frame 13 and...

PURPOSE:To form a semiconductor device in a short time and also, to obtain a lead frame to be formed at a low cost by a method wherein the bed part to be mounted with a semiconductor chip and the outer leads to be continuously connected to the inner leads are each coated with metal layers whose fusing temperatures are mutually different. CONSTITUTION:A bed part 1 and outer leads 3 are each coated ...

The system includes a main memory(1), a buffer memory(2) in which data from the main memory is stored when the system is in use, and an erro correcting apparatus(3) for detecting and correcting an error in data read out from a buffer memory. An arrangement is provided to be operative in response to detection of such an error to bring about removal from the buffer memory of all the blocks of data ...

A method is disclosed for the sealing of gelatin capsules having hard shell coaxial cap and body parts which overlap when telescopically joined. Also described are apparatus and sealing fluids to seal the capsules. The method comprises sealing the cap and body parts by the application of thermal energy, or a sealing fluid and thermal energy, to the region of overlap of the cap and body parts....

The pulverulent coating material consists of a mixture of additives, such as fillers, pigments, wetting agents and an antifoam, of an organic binder and of a thickener. In the pollutant-free, environmentally compatible coating material, 5 to 70% by weight of a pulverulent organic binder having a natural film-forming temperature below 10 DEG C, preferably below 5 DEG C, and 0.1 to 3% by weight of x...

PURPOSE:To realize a chip carrier mounted with a compound semiconductor IC of excellent high-frequency and speed features by a method wherein a GaAs MESFET IC chip is installed on a silicon substrate and then various pads, circuits for converting input and output levels, etc., are formed. CONSTITUTION:A pad of an IC chip 13 installed roughly at the middle of a chip carrier is connected by a bondin...

PURPOSE:To provide an ultrasonic wave bonding device which has controlled wear of both of a horn and rest, by preventing mutual contact between the horn and rest by so constituting the titled device that the rest to be provided by corresponding to the horn is reciprocated along with the horn. CONSTITUTION:When a switch is turned ON by controlling a distance between a rest 2 and horn 4 by adjusting...

PURPOSE:To ensure that faulty ejection of droplets does not occur even after the titled head is let to stand for a long time and enable the head to perform high-speed recording at a high repetitive driving frequency, by providing an orifice with a movable member which opens the orifice at the time of ejecting a recording liquid and closes the orifice at non-ejecting times. CONSTITUTION:A recording...