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Acti-GelĀ® 208 – Attapulgite Rheology Modifiers

Highly efficient attapulgite-based rheology modifier delivering rapid hydration, strong thixotropy and superior suspension performance in water-based coatings and liquid systems.
CAS NUMBER: 1327-43-1
Names Attapulgite|Hydrous Magnesium Aluminosilicate|Attapulgite Clay
Chemical formula (Mg,Al)ā‚…Siā‚ˆOā‚‚ā‚€(OH)ā‚‚Ā·8Hā‚‚O

Product Overview

Acti-GelĀ® 208 is a premium attapulgite-based rheology modifier engineered to deliver fast hydration, strong thixotropy and reliable suspension control in water-based liquid formulations. Produced through advanced processing and micronisation of high purity attapulgite clay, Acti-GelĀ® 208 develops a highly effective three-dimensional gel network at low use levels, providing excellent anti-settling and sag resistance while maintaining smooth flow and application properties.

Compared with conventional attapulgite grades, Acti-GelĀ® 208 offers improved ease of dispersion, reduced grit and enhanced clarity, making it particularly suitable for decorative and industrial coatings, construction products, agricultural suspensions and speciality industrial liquids. Its unique rod-shaped particle morphology enables rapid structure build under low shear and controlled breakdown under shear, supporting pseudoplastic flow behaviour and excellent workability.

Acti-GelĀ® 208 is widely used as a primary or secondary rheology modifier to stabilise pigments, fillers and solids, reduce syneresis and extend shelf life. It can be used alone or in combination with other thickener technologies to fine-tune rheological profiles across a broad pH range.

Liquid Acti-GelĀ® 208 and Cim-GelĀ® 2080 are complementary formats within the wider attapulgite rheology portfolio, offering alternative delivery options for specific processing or formulation requirements.

Technical Profile of Acti-GelĀ® 208 – Attapulgite Rheology Modifiers

High performance attapulgite rheology modifier providing rapid hydration, thixotropic structure and long term suspension stability in water-based systems.
Molar Weight
246–260 g/mol
Melting Point
>1200 °C (decomposes)
Boiling Point
-
Flash Point
Non-combustible
Form
Dry powder or slurry

Key Industries of Acti-GelĀ® 208 – Attapulgite Rheology Modifiers

Industries served by this product.

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Adhesives, Sealants & Construction

RBH supplies specialist raw materials for adhesives, sealants, and construction applications, supporting structural, functional, and laminating systems. Our market-driven approach combines high performance materials with technical expertise to address complex formulation challenges and evolving industry requirements.
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Ceramics

RBH supplies specialist materials for ceramic manufacture and raw material processing, supporting formulation performance, product quality, and processing efficiency across industrial, technical, and functional ceramic applications.
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Coatings

RBH supplies specialist raw materials for decorative, industrial, powder, and ink coating systems, supporting consistent formulation and dependable performance. Our portfolio includes functional minerals, additives, and base materials designed to meet the technical demands of modern coating manufacture across a wide range of applications.
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Composites

RBH supplies specialist raw materials for composite applications, supporting high-performance, lightweight solutions across a wide range of industries. Our market-led approach combines trusted global supply with technical expertise to meet the evolving demands of modern composite manufacture.
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Environmental

RBH supplies functional materials and specialist chemicals for environmental applications including air and gas treatment, water purification, wastewater treatment, odour control, and filtration systems. Our solutions support performance, compliance, and process efficiency in environmental processes.
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Lubricants & Oils

RBH supplies a portfolio of functional additives and performance materials for lubricants and oils, helping formulators enhance product stability, friction control, and thermal performance across industrial and automotive applications. Our specialist materials support reliable, high-performance lubricant formulations that meet evolving regulatory and market requirements.
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Refractories

RBH supplies high quality minerals and specialist raw materials for refractory formulations, supporting thermal stability, durability, and process reliability in high temperature applications across a wide range of industrial applications.
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Plastics & Thermoplastics

RBH supplies specialist additives and mineral fillers for thermoplastic applications, supporting performance, protection, and process efficiency across a wide range of plastic formulations.
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Rubber

RBH supplies specialist raw materials and additives for rubber formulations, supporting performance, processing efficiency, and durability across a wide range of elastomer applications.
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Packaging & Availability

Available in multiple packaging formats to suit your processing needs, supplied under ISO 9001 quality management systems. Contact RBH for regional stock or customised packing options.

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Highly efficient attapulgite-based rheology modifier delivering rapid hydration, strong thixotropy and superior suspension performance in water-based coatings and liquid systems.

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