Name: Eastman Cellulose Acetate Butyrate CAB
Brand: Guangzhou Eric Wei Chemical Co., Ltd.

Eastman Cellulose Acetate Butyrate CAB

The Eastman Cellulose Acetate Butyrate CAB series offers a versatile range of biobased polymers derived from sustainably sourced cellulose, combining renewable content (36–63% bio-based) with exceptional performance in coatings and ink formulations.

These free-flowing powders provide tailored solubility in ketones, esters, and aromatic hydrocarbons, enabling efficient integration with acrylics, polyurethanes, and other resin systems for enhanced flow control, metallic flake orientation, and gloss optimization.

Engineered for diverse applications—from automotive OEM coatings to wood finishes—the series delivers UV stability, weather resistance, and accelerated drying times. Variants with adjustable butyryl content (37–53%) and hydroxyl functionality cater to specific needs.

Features Of Eastman Cellulose Acetate Butyrate CAB

Enhanced Pigment Orientation – Optimizes metallic flake alignment for premium visual effects and high-gloss finishes.
Rapid Curing & Drying – Accelerates solvent release and reduces production downtime.
Superior Weather Resistance – UV-stable formulation prevents yellowing, ensuring outdoor durability.
Broad Compatibility – Works seamlessly with acrylics, polyurethanes, and other resin systems.
Eco-Friendly Performance – Supports high-solid/low-VOC formulations with food-safe compliance.

Typical Applications Of Eastman Cellulose Acetate Butyrate CAB

Automotive Coatings – OEM topcoats, refinish paints, and metallic basecoats.
Wood & Furniture Finishes – Non-yellowing varnishes for premium furniture and musical instruments.
Plastic & Electronic Coatings – Wear-resistant finishes for housings and decorative components.
Industrial & Packaging – FDA-compliant inks for food packaging and heavy-duty equipment protection.

Specifications Of Eastman Cellulose Acetate Butyrate CAB

Model	Butyryl Content	Acetyl Content	Viscosity (sec/Poise)	Melting Point (°C)	Bio-based Content
CAB-381-0.5	37%	13%	0.5 sec / 1.9 Poise	155–165	~40%
CAB-381-20	37%	13.50%	20 sec / 76 Poise	195–205	/
CAB-551-0.01	53%	2%	0.01 sec / 0.038 Poise	127–142	~60%
CAB-531-1	50%	3%	1.9 sec / 7.2 Poise	135–150	/
CAB-553-0.4	46%	2%	0.3 sec / 1.14 Poise	150–160	~60%
CAB-171-15	17%	29.50%	/	/	60%
CAB-321-0.1	32.50%	/	0.38 Poise	/	~42%
CAB-381-0.1	32.50%	/	0.38 Poise	/	~42%
CAB-500-5	51%	/	19 Poise (ASTM A)	165–175	~60%
CAB-381-2	38%	13.50%	2 sec / 7.6 Poise	171–184	/

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