CHEMICALS > N e w clear
coating
for
aluminum
comes from Plas-Chem Corp., St. Louis, Mo. Called Plas-Chem 1200 Clear, the coating dries quickly to form a tough, glossy film which will not discolor when exposed to ultraviolet radiation; the film also has outstanding salt spray and chemical resistance, the company points out. CIO > KumiSeaS ÎA14- is a new protective coating for printing or identification marks. The one-component system is marketed by Columbia Technical, Woodside, Ν. Υ., which says that the coating's excellent optical properties make it suitable as a protective over coating for photographic emulsions and
various markings- The coating also is claimed to be stable to sunlight and agmg under adverse weather condiC11 tions. • Burtonite 7 8 , by Burtonxte Co.. Nutley., N. } . , is a refined guar gum which is now being used as a fioccuJant tor municipal waters. T h e gum is on the "accepted" list o f U. S. Public Health Service for use i n treating public drink ing waters. C Ï2
38!5*. the resin shows excellent carbon black dispersion and resistance to aging, sax^s Spencer. C 13
• N e w p o l y e t h y l e n e ccsble jacketing resin, by Spencer Chemical, Kansas City, Mo., is a high molecular weight compound which is claimed to combine its stress-crack resistance with excellent processability. Called Poly-Eth
I
^ E N ^ P i t O C R E S ^ S
• Cycolac plastic, from Marbon Chemical, Washington, \V_ Va., is now available in standard colors ( natural, white, appliance white, dark gre>, light grey, black, blue, red, yellow, tan, and green) for molding, extruding, calendering. and vacuum-forming applications. C 1* Further useful information o n keyed C h e m i o a l if-ems mentioned is r e a d i l y available . . .
Use bandy coupon on page 94 }
R E P O R T
r*^. c o m m e r.—•—I c i a l r*\ Chemicals Companies a d d e d these products t o their lines during the past five weeks Materials ACS reagent-grade lead nitrate Sodium molybdate combined orthophosphate Aminoethylethanolarnine
with
Company Aceto Chemical Flushing. Ν. Υ. Climax Molybdenum N e w York, X. Y. D o w Chemical Midland, Mich.
Dimethyl substituted butenyl tetrahydro phthalic anhydride (Beta-S)
Heyden Newport Chemical N e w York, Ν. Υ.
N-Methylmorpholine and N-ethylmorpholine Poly-L-aspartic acid; poly-L-glutamic acid; poly-L-hydroxyproline; poly-Llysine hydrochloride; poly-L-lysine hydrobromide; poly-D-lysine hydrochloride; pory-ï^-proline; and polysarcosine Yttrium iron garnet ( Y I G ) crystals
Jefferson Chemical Houston, Tex. Mann Research Laboratories N e w York, X. Y.
Stabilized methyl parathion and trimethylamine, anhydrous (5 and 2 5 lb. cylinders) Thiolated protein (Thiogel-20) Uncompensated silicon (Types 4 1 , 4 2 , and 4 3 ) ferf-Butyl acetate ( T L A )
Suggested Uses Include Making lead chroma te, explosives, and matches Inhibiting corrosion in aqueous recirl_7se i n d i e textile, petroleum, metal cleaning, and specialty chemicals in dustries Potential intermediate for making surfactiuits, lubricant additives, and cor rosion inhibitors. Development quantities Catalysts in making rigid, semirigid, and flexible urethane foams Protein studies and in enzyme and blood chemistrv
Microwave Chemicals Lab N e w York. X. Y. Monsanto Chemical St. Louis, Mo.
Microwave devices
D « I β . IX X I U 1 I I I 1 UK X l U i U
îriterrrîeviia.ies *or iuhber acceleiatois, agricultural pesticides, and surfactants Pharmaceutical vehicle; for hair setting bases, and special developing and printing emulsions Semiconductors
Philadelphia, Pa. Schwarz Laboratories Mount Vernon, Ν. Υ. Sylvania Electric Products Towanda, Pa. Texaco Co. N e w York, Ν . Y.
Insecticide dust formulations
Improving antiknock qualities of premium and superpremium motor fuels. Will be available through licensing
Available in commercial quantities unless otherwise noted.
APRIL
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1959 C & E N
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