C&EN PROGRESS REPORT
INDUSTRIAL CHEMICAL SPECIALTIES
Companies added these products to their lines during the past four weeks Company Applied Science Laboratories State College, Pa. Celanese Chemical New York, N.Y. Chem Industrial Co. Brooklyn, Ohio Ciba Products Fair Lawn, N J . Dow Corning Midland, Mich. Goodyear Tire & Rubber Akron, Ohio Goodyear Tire & Rubber Akron, Ohio Johns-Manville New York, N.Y. Koppers Co. Pittsburgh, Pa. Monsanto Chemical Springfield, Mass. Monsanto Chemical Midland, Mich. Narmco Industries Costa Mesa, Calif. National Starch and Chemical New York, N.Y. Nuclear-Chicago Des Plaines, III Oak Ridge National Laboratory Oak Ridge, Tenn. Rohm & Haas Philadelphia, Pa. Spencer Chemical Co. Kansas City, Mo. Technic, Inc. Providence, R.I. Union Carbide Chemicals New York, N.Y.
Material Chromatographic column packing (Gas Chrom) Fire resistant hydraulic fluid (Cellugard) Heat resistant paint (C-l Extra High) Curing agent (AralditeDP-121A) Fluid silicone rubber (Silastic RTV 601) Polyvinyl chloride resin (Pliovic S-75) Stabilizer for styrene-butadiene rubbers (Wingstay 200) Cryogenic insulating material (Micro-Cel T-4) Amacron dyes Polyethylene concentrate (45%) (polyethylene 6407) Resimene-872 Metal-to-metal adhesive (Meltbond 408) Enzyme conversion starch (Pearl Plus) Radioisotope kit Technetium-99 Stabilizing low-temperature plasticizer (Monoplex S-74) Three injection molding resins (Poly-Pro 9, 10, and 12) Neutral immersion gold (Oromerse) Four fly control formulations
Suggested Uses Include
New sizes for more efficient separations Suited to low pressure systems that don't require heavy duty fluids For solventless coatings that cure at room temperature Flexible molds, casting prototype parts, and potting and encapsulating Calendered vinyl film and sheeting and injection molded items Antioxidant in rubber, antioxidant and antiozonant in compounded stocks Dyes for polyester fibers. Available in 14 colors Blending with the company's polyethylene extrusion and film resins Used with alkyd resins to make baking enamels for metal products Paper additive for increasing strength and printability Teaching aid
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Corrosion inhibitor for iron and steel. Superconductor
For plating gold directly onto copper, brass, nickel, iron, lead, and solder For backrubber devices to control insects on beef cattle
Available in commercial quantities unless otherwise noted
Chemical Works, Reading, Ohio. This antioxidant has FDA approval as a stabilizer for food packaging materials such as polypropylene, polyethylene, and other poly olefins. The compound also prevents rancidity in edible oils, fats, and animal feeds. C7
High temperature polypropylene, Escon 125 LTHA (long-term, heataging) molding grade material, is now being marketed by Enjay Chemical, New York, N.Y. The material's melting point is 335° F. ? and it has a melt index of 5.5 at 230° F. Enjay claims that it is useful for molded parts
subject to long term heat exposure, such as backs for television sets, radio cabinets, and light fixtures. C8
Diacetonamine hydrogen oxalate, an intermediate used in organic synthesis, is now available from Sonbert Chemical Co., Brooklyn, N.Y. C9
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Further useful information on keyed Chemical items mentioned is readily available . . . Use handy coupon on page 54 }
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Resin soluble in alcohol and aqueous ammonia is available from Hercules Powder, Wilmington, Del. The resin, Pentalyn 255, has a high softening point, is friable at room temperature. It can be used in flexographic and glycol soluble inks, overprint lacquers, and as a leveling agent in polymer emulsions. C 10
Adhesive for ceramics, Melbond CA100, from Melpar, Inc., Falls Church, Va., has a maximum service temperature of 2600° F. Melbond has good mechanical strength, won't flake or disintegrate in use, Melpar says. C 11 MARCH
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