Generally has very good resistance to mineral acids; excellent resistance to common solvents, oils, greases, neutral salts, sunlight; fairly good resistance to weak alkalies but is degraded by strong alkalies. Dyes are classified based on both the structure of the dye and the way in which the dye is applied to the fabric. (b). Chemical Structures of Fabric Molecules. La resistencia de las acrílicas a los tintes y el alto costo de producción limitó su uso en estos usos finales. Given the chemical formula of the substance, we were able to determine the amount of the substance (moles) from its mass, and vice versa. But what if the chemical formula of a substance is unknown? Petroleum products are used to produce synthetic fibers such as nylon, orlon, and dacron, and other polymers such as polystyrene, polyethylene and synthetic rubber. It is the simplest unsaturated carboxylic acid, consisting of a vinyl group connected directly to a carboxylic acid terminus. El primer orlon se produjo en forma de filamento con una resistencia casi tan buena como el nylon. It has a role as a polar aprotic solvent and a hepatotoxic agent. Monomer. long-chain carbon-based "organic" molecules) which name refers to the fact that in their semi-liquid state they are malleable, or have the property of plasticity. Plastic covers a wide rage of synthetic or semi-synthetic polymerization products (i.e. What is the molecular or formula mass of the following: C₁₂H₂₂O₁₁ (sucrose, cane sugar) ... Orlon; 67.9% C, 5.70% H, 26.4% N. C₃H₃N. Formula. It is a volatile organic compound and a member of formamides. Sp gr 1.17. This is a plastic that has the following chemical formula: CH2=CHCl (see picture on the right). Degree of polymerization is which one of the following: (a) average number of mers in the molecule Answer. ... Orlon; 67.9% C, 5.70% H, 26.4% N. A major textile dye manufacturer developed a new yellow dye. Acrylic acid (IUPAC: propenoic acid) is an organic compound with the formula CH 2 =CHCOOH. ... Orlon; 67.9% C, 5.70% H, 26.4% N; A major textile dye manufacturer developed a new yellow dye. Properties: White fiber. N,N-dimethylformamide is a member of the class of formamides that is formamide in which the amino hydrogens are replaced by methyl groups. Unit - Chemistry of Garments: Synthetic (man-made) Fibres Acrylic, Aramid ( Twaron, Kevlar, Technora, Nomex), Microfiber, Modacrylic, Nylon, Olefin Polyester, Polyethylene ( Dyneema, Spectra), Spandex, Vinylon, Vinyon, Zylon Nylon (Polyamide) Nylon is a thermoplastic silky material, first commercially used in a nylon-bristled toothbrush (1938). This colorless liquid has a characteristic acrid or tart smell. Ironing temps above 160° may cause yellowing. Flammability similar to that of rayon and cotton. Example 2. Properties. Which one of the following is the chemical formula for the repeating unit in polyethylene: (a) CH2, (b) C2H4, (c) C3H6, (d) C5H8, or (e) C8H8? The most common and thermodynamically favored chemical transformations of alkenes are addition reactions. Más tarde se alcanzó éxito utilizando fibras cortas de menor resistencia. Polyester (Dacron) Acrylic (Orlon) C Nylon-6,6 O O CH2 CH2 H n H H n H n Wool (Protein) Figure 1. What is the molecular or formula mass of the following: CH₃CO₂H (acetic acid) 60.06 amu. Determine the molarity of the following solution made up of … As long as we know the chemical formula of the substance in question, we can easily derive percent composition from the formula mass or molar mass. It is miscible with water, alcohols, ethers, and chloroform.More than a million tons are produced annually. 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