Product & Service  
Chemicals Diverse Department  
Evonik United Silica (Siam) Ltd.  

Evonik United Silica (Siam) Ltd (EUSSL) is a 70:30 JV between Evonik Degussa GmbH of Germany and Oriental Siam (1978) Co., Ltd. The 12,000 tpa facility manufacture precipitated silicas and aluminum silicates, which are primarily used in the rubber goods, footware, tire, paints, paper, coatings, foods, feed additives, personal care, paper, colorants, life sciences industries, etc.


Address: 1 I-3 Rd., Maptaphud Industrial Estate, Rayong 21150, Thailand
Tel: (663)-868-3946 thru 8
Fax: (663)-868-3945

Producing precipitated Silica/Silicate

Brand name “Ultrasil” VN2, VN3, VN3GR

: Rubber reinforcing (Tires, MRG, shoe soles)
Brand name “Sipernat”
325 AP, 514, 609, 612


Battery separator, thickener in toothpaste, carrier for chemicals, anti-caking, free flow, others.
Brand name “Sipernat”
820A, P820A
: White pigment for paint, paper, free flow aid,
titanium dioxide partial replacement