[...].. .Materials, Their Properties and Uses 10 ACETYLENE reaction, is used in cosmetics, and in preparing foodstuff emulsions, plasticizers, and alkyd resins It is soluble in water and in alcohol A colorless gas of the composition HCӇCH, used for welding and flame cutting of metals and for producing other chemicals It contains 92.3% carbon and is therefore nearly gaseous carbon... to the Terms of Use as given at the website Materials, Their Properties and Uses 12 ACRYLIC RESINS aircraft cabin windows and fighter plane canopies Acrylic moldings as large as 1 yd2 (1 m2) have been produced Typical moldings include knobs, handles, escutcheons, parts for vending machines, and a wide variety of lenses for light control, signal lamps, and the like Tough molding resins are made by... Terms of Use as given at the website Materials, Their Properties and Uses 14 ACRYLONITRILE an acrylate terpolymer of the same company, controls iron and inhibits scale formation in boiler water ACRYLONITRILE Also called vinyl cyanide and propene nitrile A liquid of composition CH2:CHCN, boiling at 172°F (78°C), used in insecticides and for producing plastics and other chemicals It is made by the addition... resistance and dimensional stability in harsh environments and good mechanical properties They are especially resistant to salt solutions, hydrocarbons, oil field chemicals, weak acids and bases, and soaps and detergents; resist hydrolysis, dissolution, and plasticization in a broad range of chemicals; exhibit minimal swelling in harsh hydrocarbon environments; and provide good barrier properties, ... Use as given at the website Materials, Their Properties and Uses 16 ACTIVATED CHARCOAL so light that it will float on the top For decolorizing or deodorizing oils and chemicals, it is mixed in the liquid and settles out in a few hours A single drop of water will hold 10,000 particles of powdered charcoal HiPur, from Barnebey Sutcliffe, is intended for high-purity water and process applications, especially... the website Materials, Their Properties and Uses ADHESIVES 19 is fair Generally, bonds are brittle and have little resilience and low impact strength An adhesive developed at the University of Illinois (Urbana) is based on a cross-linked polyester thermoset made by reacting aromatic carboxylic acids with aromatic acetates The polyester adhesive is stable in air to 662°F (350°C), withstands heat to... subject to the Terms of Use as given at the website Materials, Their Properties and Uses ADHESIVES 23 (20.7–24.1 MPa), depending on grade Some are all-purpose grades, others feature special properties or characteristics, such as high toughness, good low-temperature performance, fast curing, low shrinkage, and long open time All are resistant to moisture and solvents Acrylic adhesive 8141, from 3M, is an... at about 1150 lb/in2 (7.9 MPa) and high temperature A room pressure and temperature process, developed at Sandia AEROGEL Downloaded from Digital Engineering Library @ McGraw-Hill (www.digitalengineeringlibrary.com) Copyright © 2004 The McGraw-Hill Companies All rights reserved Any use is subject to the Terms of Use as given at the website Materials, Their Properties and Uses AGAR-AGAR 27 National Laboratory,... subject to the Terms of Use as given at the website Materials, Their Properties and Uses ALBUMIN 29 pharmaceuticals Thymol, (CH3)2CHC6H3(CH3)OH, is a white crystalline solid with a strong thyme odor, soluble in alcohol, and melting at 122°F (50°C) It is used in antiseptics and as a deodorant for leather Thymol is also obtained from horsemint oil and from eucalyptus oil, or it can be made synthetically... website Materials, Their Properties and Uses ALDEHYDE 31 and is valued where a low evaporation rate is desired, such as in latexes and nitrocellulose lacquers It is also used for organic synthesis Several fatty alcohols can be used for production of Guerbet alcohols, which have been known since the 1880s, when Marcel Guerbet first synthesized them They are unsaturated, have high molecular weight, and are . crushing quartz and used for sandpaper. The chief types of abrasive sand include sandblast sand, glass-grinding sand, and stone-cutting sand. Sand for stone sawing and. the website. Materials, Their Properties and Uses Mild abrasives, used in silver polishes and window-cleaning com- pounds, such as chalk and talc, have