The operator is inspecting the film as it emerges from the drying chamber of the coating machine to catch any defect Film is inspected in both transmitted and reflected light. The coated film is wound up on a mandrel which is in the cabinet in...
Medical x-ray film is made in wide mill rolls at DuPont's new plant at Brevard, North Carolina. It is then slit into desired widths under safe light conditions on machine like this. A single mill roll will contain over a mile of film, slit rolls...
Motion picture film being slit into 35mm width under safe light conditions. The film has been coated with emulsion and died, but it still in the wide form in which it is processed through manufacturing operations at DuPont's Photo Products plant at...
Vault in which rolls of safety and nitrate film base are stored before they are sent to the coating area to receive emulsion. Uneven surface is not the film, but the cellophane used to protect the rolls.
At DuPont's new plant in Brevard, North Carolina an operator visually inspects polyester x-ray film base after it has been stretched and heat-set. The plant's equipment is the most modern in the world. Super cleanliness, rigid control of humidity...
Motion picture film being inspected as it is wound on large rolls at wind up end of casting machine at the DuPont Photo Products plant at Parlin, New Jersey.
Machine perforating motion picture film at the Parlin, New Jersey plant of the DuPont Photo Products Department. These perforations fit the sprockets on projectors.
Printed roll of motion picture film being inspected at the DuPont Company's plant at Parlin, New Jersey. DuPont entered the photographic field in 1912 when a modest experimental research program was started to develop plastic sheeting as a support...
One of the huge wheels on which base for DuPont cellulose acetate photographic film is formed at Parlin, New Jersey plant. The wheel shown here is in the shop for replating. In the casting house, liquid dope is flowed on the surface of the wheel....
Goodbye to daylight. Roll of film base being placed in transfer car for journey to coating area. This is the last time the base will be exposed to white light. All subsequent operations are carried out in either complete darkness or under low...
An operator adjusts the flow of molten liquid polymer as it is extruded through a lost into a rotating casting wheel. On its way through, the film base is stretched longitudinally and laterally to about 10 times its original size, inspected and...
Heat resistance of the new H film is demonstrated in a laboratory at DuPont's Experimental Station. The film is made form polymers that DuPont scientists have been working on for many years. The company is also investigating their uses as plastics,...
Manufacturing Processes of Finishes- Automotive, 'Duco', Enamels, Lacquers, Paints
Bonded to building materials, DuPont's new 'Tedlar' PVF film gives them a useful, low maintenance outdoor life of many years without refinishing. Here, a DuPont salesman, right, check tests in Pre-Finish Metal plant in Chicago. In the building...
At the DuPont Company's Experimental Station near Wilmington, Delaware a Film Department chemist exposes a new experimental film to extreme conditions of temperature and ultraviolet radiation. The study is part of the company's fundamental research...
At DuPont's plant for the manufacture of Mylar polyester film at Circleville, Ohio, an operator measures width of film as it comes off wind-up end of the production line.
At DuPont's plant for the manufacture of Mylar polyester film at Circleville, Ohio, an operator measures width of film as it comes off wind-up end of the production line.
Operator checks Mylar polyester film taken from a capacitor that has just been given a high voltage test on the apparatus at left. This is part of the complete facilities for testing capacitors in the Film Department's sales development and...
