Search Results
(1 - 3 of 3)
- Title
- Creation of Quilon
- Date(s)
- 1955
- Contributor(s)
- E.I. du Pont de Nemours & Company (originator)
- Description
-
Quilon chrome complex, a chemical that makes materials water repellent, was developed in DuPont's Industrial and Biochemicals Department. It greatly increase the wet strength of paper and is also widely used in treating felt hats, shoe leather and garment suede. Garments of sheepskin suede treated with Quilon may be dry cleaned by ordinary methods, without special processing. Here, a DuPont chemist makes an experimental batch for test coatings.
- Collection ID
- DuPont Company Product Information photographs (Accession 1972.341)
- Hagley ID
- 1972341_2671
- Collection
- DuPont Product Information photographs
- Title
- Dr. Edward O. Hermann, research chemist, demonstrating Quilon
- Date(s)
- 1955
- Contributor(s)
- E.I. du Pont de Nemours & Company (originator)
- Collection ID
- DuPont Company Product Information photographs (Accession 1972.341)
- Hagley ID
- 1972341_2673
- Collection
- DuPont Product Information photographs
- Title
- K. Grace Fahey demonstrating Quilon
- Date(s)
- 1955
- Contributor(s)
- E.I. du Pont de Nemours & Company (originator)
- Description
-
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 Grasselli Chemicals Department of the DuPont Company. The upper part of the paper, treated with Quilon, a water soluble repellant, remains unstained while the untreated lower potion absorbs the dye. The demonstration was shown to visitors to the...
Show moreMiss 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 Grasselli Chemicals Department of the DuPont Company. The upper part of the paper, treated with Quilon, a water soluble repellant, remains unstained while the untreated lower potion absorbs the dye. The demonstration was shown to visitors to the dedication of the new addition to the company's Experimental Station as part of the exhibit in the Grasselli laboratories.
Show less - Collection ID
- DuPont Company Product Information photographs (Accession 1972.341)
- Hagley ID
- 1972341_2672
- Collection
- DuPont Product Information photographs