BLAST AWAY POLLUTION! with ALDOA’S double barrelled combination of

NOVALYTE

) 421 & 421 ZDLP: The best cyanide-free zinc systems in use today

) 370: A neutral cadmium sulfate plating process (barrel or rack)

) FE, COZ, NIZ, & BR: Cyanide-free zinc alloys of iron, cobalt, nickel

& copper plating

AQUATION

) AC Series: Alkaline emulsion breakers

) PW Series: Removes metal from rinse waters

) EB Series: Soluble oil emulsion breakers ) CA Series: Coagulants and flocculants

) 350-H: An organic compound for treating effluents with heavy metal content and complexing agents in strong alkaline solutions.

ALCOA COMPANY 12727 Westwood Ave. Detroit, MI 48223-3433 (313) 273-5705 FAX (313) 273-0310

Or reach us through: IDEAL Chemical 8 Supply co. P.O. Box 18698 Memphis, TN 38181-0698 t-800 232-6776

Circle 007 on reader information card

A Filter Press In Just l0 Days. If vou need a fitter Dress

‘fast, call Lance. 90% of . our orders are shipped

within 10 days. Lance filter presses are available in sizes from

.I to over 100 cu.ft. and are designed for easy,

efficient use. Call us today to discuss your

_ company’s specific needs.

Lunco Environmental Products

1766 stehouwer. N.W., Grand Rapids, MI 49504 Ph: (616) 791-9100 Fax: (616) 453-1832

www.lanco-online.com - lancoPwaterlink.com

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plating is carried out with stirring of the plating solution.

Powder Coating Composition U.S. Patent $596.037 Jan. 21, 1997 L. Moens ef al, assignors fo U C 8 S.A., Brussels, Belgium

A therrnosetting powder coating composi- tion comprising a carboxyl-terminated poly- ester consisting essentially of the reaction product of an all aliphatic hydroxyl-teti- nated polyester prepared from 1,4-cyclohex- anedicarboxylic acid as the sole acid compo- nent and as the alcohol component from 10 to 100 equivalent % of a cycloaliphatic diol, and from 90 to 0 equivalent % of at least one straight or branched chain aliphatic polyol having 2 to 12 carbon atoms, with an ali- phatic and/or aromatic dicarboxylic acid or the corresponding anhydride, the amount of 1,4-cyclohexanedicarboxylic acid of the ciu- boxyl-terminated polyester being of from SO to 90 mole % with respect to the total amount of carboxylic acids. and a polyegoxy com- pound.

Powder Coating with Improved Resistance to Chipping U.S. Patent 5,596,043. Jan. 21, 1997 PJ. Harris and R.J. Foukes, assignors to BASF Corp., SoufhfieId, Mlch.

A powder coating composition compris- ing a resin mixture of a polyurethane hav- ing a functional group selected from the group consisting of hydroxy, amino, and epoxy functionalities and having a number average molecular weight of between 300 and 5,000 and an acrylic resin having a functional group selected from the group consisting of hydroxy. amino, and epoxy functionalities and having a Tg of between 30 and 60°C and a crosslinking agent, re- actable with the functional groups on the polyurethane and acrylic resins.

Waterborne Coating Composition U.S. Patent 5396,047. Jan. 21, 1997 K.J. Wu and R. Quinn, assignors lo Cyiec Technology Corp., Wilmington, Del.

A waterborne coating composition com- prising an aqueous medium having substan- tially homogeneously dispersed therein a re- active resin component comprising an active hydrogen-containing surface active resin, which possesses sufficient anionic hydro- pbilizing functionality to render the active hydrogen-containing surface-active resin wa- ter dispersible: a crosslinker component com- prising a 1,3,5-hiazine carbamate cmsslinker; and an aqueous dispersion promoting mate- rial, which is nonpolymeric, has a hydro- philic portion, but which in and of itself is substantially hydrophobic.

108 METAL FINISHING . NOVEMBER 1997