Rohm and Haas Co., Philadelphia, has appointed Canada Colors and Chemicals Ltd. the exclusive Canadian distributor of Rohm and Haas's UCD Colorants for industrial coatings.

Sad-Chemie Rheological and Performance Additives, Louisville, announced an upgrade of the business's website, located at www.rheological.com.

Kerr-McGee Chemical L.L.C. announced plans to close its titanium dioxide (TiO2) pigment plant in Antwerp, Belgium, as part of the company's strategy to improve efficiencies and boost margins.

H.B. Fuller Co., St. Paul, MN, announced that its board of directors approved a two-for-one split of the company's common stock.

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Ranbar Technology Inc., Pittsburgh, has named Enrichem Specialties, Sandy Hook, CT, sales representative for the Mid-Atlantic region.

Q-Panel Corp., Cleveland, announced the opening of the company's new international headquarters in Cleveland.

In a realignment of its carbon-black operations in North America, Columbian Chemicals Co. announced that it would temporarily halt production at the company's facility in El Dorado, AR, effective Nov. 30.

Akzo Nobel N.V., Arnhem, The Netherlands, announced plans to increase manufacturing capacity for surfactants and fatty acids in Singapore, Malaysia and Japan.

The Valspar Corp., Minneapolis, announced that its board of directors authorized the repurchase of up to 2 million shares