Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

OMG Borchers Borchi Gel 0434 Thickener

OMG Borchers Borchi Gel 0434 is a non-ionic polyurethane associative thickener (HEUR) for waterborne coatings. It is a liquid with excellent thickening efficiency in high shear range, improving ICI viscosity, flow, leveling and hiding power, reducing roller spattering, solvent-free, APEO-free, tin-free, VOC-free, eco-compliant, compatible with multiple emulsions

Features Of OMG Borchers Borchi Gel 0626 Thickener

  1. Efficient medium-shear thickening - Powerful thickening in medium shear range, stable rheological properties

  2. Eco-compliant & residue-free - VOC-free, APEO-free, organo-tin-free, non-yellowing film

  3. Flexible addition process - Can be added at any stage of formulation, suitable for various production processes

  4. Easy addition & wide compatibility - Excellent compatibility with multiple emulsion systems

  5. Stable storage & good application - Improves coating storage stability, optimizes brush/roller application feel

Typical Applications Of OMG Borchers Borchi Gel 0626 Thickener

  1. Waterborne decorative coatings - Optimize medium-shear viscosity, improve brush/roller application stability

  2. Waterborne industrial coatings - Enhance rheological properties, suitable for various applications, improve film quality

  3. Waterborne adhesives - Regulate system viscosity, improve coating performance and stability

  4. Waterborne wood coatings - Improve leveling, avoid floating, enhance film fullness

  5. Waterborne inks - Optimize rheological properties, improve printability and ink layer uniformity

Specifications Of OMG Borchers Borchi Gel 0626 Thickener

Chemical TypeNon-ionic polyurethane associative thickener (HEUR)
Appearance (20℃)High-viscosity milky white liquid
Active Ingredient34-38% (Polyurethane system)
Ionic TypeNon-ionic
Density (23℃)1.02-1.06 g/cm³
pH Value (20℃)5.5-7.5
Viscosity (23℃)Max. 10000 mPa·s


OMG Borchers Borchi Gel 0434 Thickener – Frequently Asked Questions (FAQ)

Q1: What type of rheology modifier is Borchi Gel 0434?

A: Borchi Gel 0434 is an organically modified bentonite (OMB) clay-based thickener designed to provide efficient yield value and suspension stabilization in non-aqueous and low-polarity systems, such as solvent-borne coatings, printing inks, and industrial maintenance products.


Q2: How is Borchi Gel 0434 typically activated or dispersed?

A: It requires activation with polar activators—commonly alcohols (e.g., isopropanol or ethanol) or amines—followed by high-shear mixing. Pre-gelation in a suitable carrier solvent prior to addition into the final formulation is recommended for optimal dispersion and performance.


Q3: Is Borchi Gel 0434 compatible with ester- or ketone-based solvents?

A: Yes, it demonstrates good compatibility and thickening efficiency in medium-to-low polarity solvent systems, including acetates, ketones, and aromatic hydrocarbons. Performance may vary depending on solvent polarity and presence of co-solvents or reactive components.


Q4: Can Borchi Gel 0434 be used in high-solids or low-VOC formulations?

A: Yes—it is well-suited for high-solids applications due to its high efficiency at low dosage levels and ability to deliver robust sag resistance without significantly increasing VOC content. Its organophilic nature supports compatibility in reduced-solvent systems where rheological control is critical.


Q5: Does Borchi Gel 0434 offer storage stability benefits in pigmented systems?

A: Yes—its thixotropic structure helps prevent pigment settling and hard packing during storage, especially in vertical containers or long-term static conditions. This contributes to improved batch-to-batch consistency and reduced re-dispersion effort before application.



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