A skilled dye maker at DuPont's Organic Chemicals Department's Chambers Works at Deepwater Point, New Jersey is shown with a lab technician checking dye shades.
The upper strip is a fastness test record of a vat dye the lower strip a direct dye. The white swatches are undyed materials used in the test to demine whether the dye bleeds onto the adjacent material. If these fabrics are examined carefully,...
The equipment illustrated is typical of what the visitor will see in most research and application laboratories. Known as reflux units, they are used as testing instruments in ascertaining the resistance of a brown dye to various metals. Each flask...
This image shows a section of the vat color chemical control laboratory at the dye works. Vat colors are the fastest coloring agent known to modern science and are used on cotton, viscose process rayon and linen. In general, these colors are the...
At DuPont's Chamber Works a dye worker adds salt to dye solution from huge hoppers. The salt isolates the dye from the water in which it is mixed. Tons of ice control the solution at proper low temperature.
A dye worker at DuPont's Chambers Works is shown placing dye cake in trays for drying, after the cake has been removed from a filter press. After grinding, testing and standardizing, the product is ready for shipping.
Modern American dye industry was born in this handful of buildings at Deepwater, New Jersey on July 17, 1917 when DuPont processed its first successful charge of sulfur black. Acute shortage of dyes during World War I precipitated the company's...
Miss K. Grace Fahey, receptionist, under direction of Dr. Edward O. Hermann, research chemist, pours methylene blue dye over paper treated with Quilon stearato chromic chloride to demonstrate water repellency of the compound, developed by the...
For the most part, textile fibers-natural and man made- have wide varying physical and chemical properties. The differences are apparent in the types of dye which adhere to the fibers. By mixing or blending fibers with different dyeing...
Advertising card for Buckingham's Dye for the whiskers prepared by R.P. Hall & Company of Nashua, New Hampshire. Illustration shows a man with a white beard, then front of card folds down to reveal the same man with a dark beard.
Periodicals; Chemical industry; Explosives; Dynamite; Textile industry; Dyeing;
Table of Contents: Touches of luxury at the Ritz-Carlton; Don't use low-grade detonators; Stripping a sand pit by blasting; Collier's binds a million books in Fabrikoid; Sales value of paint specialties; Dye difficulties disappearing; Holiday...
Periodicals; Chemical industry; Explosives; Dynamite; Textile industry; Dyeing;
Table of Contents: The most important communication the DuPont company has yet made to the American public; How dye problems can be worked out in the laboratory; Concentration of ores; Pyralin toiletware, a Christmas leader; Why twenty standar...
Table of Contents: The chemist's aid to agriculture; Beautiful lamps for the home; What sells the modern car; Fabrikoid in France; The weather never varies; From storm king to Manitou; High spots in dye production; Why cigars should be properly...
Table of Contents: Cotton and the dye chemist; How DuPont PX cloth was developed; Emily Post, hostess to 13, 000,000 women; Better chairs for youngsters; Roads to geyserland; An institution older than the nation; Dulux in the sky; Dynamiting ice...
Judging dyed skeins for strength and shade of the dye under north light in the Standardization Lab of the Technical Laboratory, Dyestuffs Division of the DuPont Company.
