Cotton denim

Indigo was in short supply during the 1970s and development work at Dan River Inc. (USA) demonstrated that the consumption of indigo in the dyeing of cotton denim yarn could be... 

Phase 3 - The subjects were issued 100% cotton denim coveralls of uniform design and weight. These subjects were divided into two groups, one wearing Scotchgard treated uniforms and one wearing non-treated coveralls. During this study phase, respirators were not worn. As in the first and second phase, pads and urines were collected daily. 

Average corrected DEP concentrations for the mixers was 1.05 ug/ml when wearing their own clothing 0.89 ug/ml during phase 2 when they worn their own clothing and a respirator, and 0.68 ug/ml and 0.69 ug/ml in phase 3 when these same workers wore new 100% cotton denim coveralls, SCOTCHGARD treated and untreated. 

Subject Job Phase 1 Own Clothing Clothing Phase 2 Own Clothing and Mask Phase 3 100% Cotton Denim Coveralls Untreated Treated ... 

D amine or ester formulation was diluted to field strength (1.25% solution) and used to contaminate cotton denim fabric.6 The amine formulation is highly water soluble and is readily removed with a single wash it makes no difference whether a cool (30°C) or hot wash (60oC) is used. At both wash temperatures, less than 1% 2,4-D amine residue remains. 

McGrath, C. (1999). Biodeterioration of cotton denim in soil burial environments. Unpublished M.Sc. Dissertation, University of Bradford, Bradford, UK. 

Cationic softener for cotton and polyester/cotton denim fabrics. 

In conclusion, soil composition (pesticide residue) played an important role in controlling fabric/soll Interactions. Captan, an aqueous suspension of particles, was more difficult to remove In 100% cotton denim. This was attributed to particle size and the clay-llke nature of the materials comprising the pesticide formulation. 

Hazardous Decomp. Prods. Heated to decomp., emits toxic vapors of SOx Uses Dye for cotton denim, wool, and silk... 

Direct black 38 Direct black 114 Direct blue 6 Direct red 2 Direct red 39 Flavanthrone Indanthrone Indigo Pigment red 179 Vat red 1 dye, cotton denim Thioindigo dye, cotton silk Acid blue 93 dye, fabrics... 

The polydyes were generally soluble in dipolar aprotic liquids such as HMPA, DMF, DMSO, and TEP. Polydye solutions were used to impregnate a number of items including plastics (polyethylene, polycarbonate, polypropylene, poly(vinyl chloride), polystyrene, nylon 6,6, and SAN), cloth (cotton, denim, and 50-50% polyester fabric), paper, films, and coatings. 

Test 2 - Heavy Clothing The gelatin block is covered with four clothing layers to simulate typical cold weather wear one layer of cotton T-shirt (48 threads per inch) one layer of cotton shirt (80 threads per inch) a 10-ounce down comforter in a cambric shell cover (232 threads per inch) and one layer of 13-ounce cotton denim (50 threads per inch). The block is shot at 10 feet. 

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