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Waterborne Waterborne CAB Emulsion for High-Performance Water-Based Coatings

Waterborne CAB-W425S for High-Performance Water-Based Coatings

Kabasph^® CAB-W425S is a specialized, water-dispersible cellulose ester, which acts primarily as a rheology modifier and aluminum flake control agent in metallic paints, it is highly applied to water-borne automotive coatings, wood stains, and plastic coatings for excellent superior flow, leveling, and anti-sag properties.

Chemical Name :
Cellulose Acetate Butyrate
Application :
Water-based plastic surface printing inks, Water-based lamination inks, Water-based metallic inks, Water-based pen inks, Paper coatings and printing inks, Leather coatings, Water-based adhesives, Aluminum silver paste formulations, Nylon coatings, Silver
Product model :
CAB-W425S
Viscosity :
100mPa.s
Appearance :
Milky liquid
brand :
Kabasph

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product introduction

Kabasph^®CAB-W425S waterborne CAB emulsion combines the performance advantages of cellulose acetate butyrate with the sustainability of modern waterborne technology. It is designed for high-performance water-based coatings, inks, and adhesives, and can significantly enhance drying speed, surface hardness, flexibility, leveling, and overall film appearance, while maintaining excellent compatibility with water-based systems.

Our CAB-W425S is a high-performance waterborne CAB (Cellulose Acetate Butyrate) emulsion, hydrolyzed from High quality CAB products, and delivers exceptional performance across a wide range of applications, including water-based plastic surface printing inks, composite inks, metallic inks, writing inks, paper coatings, leather finishes, adhesives, aluminum paste systems, nylon coatings, silver paints, high-end wood coatings, and baking paints.

Technical Data

Appearance	Milky Liquid	Visual Inspection
Solid Content	25%	Drying Method
PH	7	GB/T6920-1986
Viscosity	100mPa.s	Brookfield Viscometer
Glass Transition Temperature (TG)	140	ISO 11357-2

Key Performance Benefits

Fast Drying & Anti-Blocking: W425S significantly accelerates drying speed and effectively reduces tack-back (blocking) in water-based inks, coatings, and adhesives, enhancing production efficiency and end-use performance.
High Hardness & Flexibility: The emulsion imparts excellent hardness while maintaining good flexibility, ensuring durable and crack-resistant films.
Superior Leveling & Substrate Wetting: It improves leveling and substrate wetting, resulting in smooth, uniform coatings with excellent surface finish.
Enhanced Color Development & Metallic Pigment Orientation: W425S delivers outstanding color vividness and brilliance. It provides exceptional orientation effects for water-based metallic pigments, with particularly remarkable performance in silver paint systems, ensuring bright, consistent metallic finishes.
Excellent Weatherability & Water Resistance: The product offers superior resistance to water and weathering, ensuring long-term durability and color retention even under demanding outdoor conditions.
Strong Adhesion & Versatility: It provides excellent adhesion to a wide range of substrates, including plastics, paper, leather, nylon, wood, and metal.
Heat Resistance & Environmental Safety: W425S withstands high temperatures and is environmentally friendly, meeting stringent safety and regulatory requirements.
Unlimited Water Dilutability: The emulsion can be diluted with water indefinitely without compromising performance, offering formulators maximum flexibility.

Typical Applications

Kabasph® W425S is widely used in a broad range of water-based industrial and specialty applications, including:

Water-based plastic surface printing inks
Water-based lamination inks
Water-based metallic inks
Water-based pen inks
Paper coatings and printing inks
Leather coatings
Water-based adhesives
Aluminum silver paste formulations
Nylon coatings
Silver metallic paints
Premium wood coatings
Water-based baking finishes
Other high-performance waterborne coating systems

Package and Storage

25 kg/bucket or 100 kg/bucket
Keep in a cool environment at 5–35 °C, avoiding freezing and direct sunlight.
Shelf life: 12 months in a sealed container at room temperature.

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