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Borchi® Gel 0620

1 of 99 products in this brand
Polyurethane-Based Associative Rheology Modifier Additive for Spray Paint ApplicationBorchi® Gel 0620 is a non-ionic, polyurethane-based associative rheology modifier for spray paint application, including latex paints. It is a HEUR thickener for water-based coating systems in the low shear range. This product contains no emulsifiers and is tin-, surfactant- and APEO-free. It is 40 % active in water/butyl glycol.

Functions: Rheology Modifier, Thickener

Chemical Family: HEUR Thickener, Polyurethanes (PU)

End Uses: Waterborne Coating

Labeling Claims: APEO-Free, Emulsifier-free, Tin-free

Physical Form: Liquid

Technical Data Sheet
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Identification & Functionality

Carrier
CASE Ingredients Functions
Technologies

Features & Benefits

Features
  • Develops viscosity stability and improves rheological properties mainly in the lower shear range
  • Enables application of thick layers on vertical surfaces
  • Effectively prevents sagging
  • Does not yellow or cause chalking in the cured film
  •  APEO-free
  • Tin-free
Benefits of Polyurethane-Based Associative Rheology Modifiers
Borchi® Gel 0620 develops viscosity stability and pseudoplastic flow behavior. Depending on the type of binder used and other components of the system, it produces a pronounced shear-thinning flow behavior by means of a non-covalent network with binder particles and pigments. This rheology additive enables the application of thick layers on vertical surfaces. Borchi® Gel 0620 effectively prevents sagging and does not yellow or cause chalking in cured film. It provides good compatibility in critical systems.

Applications & Uses

Application Method
Coating Type
Applications
  • Spray Coatings
    • Industrial
    • Architectural
    • Automotive
  • Brush and roll coatings when used with Newtonian thickener
Dosage
0.3 – 0.5 % on total formulation The best incorporation method is to add it after the pigment/filler dispersion but prior to being let down. Under low-shear mixing conditions a pre-dilution in water or a mixture of water/propylene glycol may be necessary for complete incorporation. The exact dosage should be experimentally determined.

Properties

Physical Form
Appearance
Opalescent, high-viscous liquid
Soluble in
Water, 2-Butoxyethanol
Physical Properties
ValueUnitsTest Method / Conditions
Density (at 23°C)1.02 - 1.07g/cm³DIN 53217
Non-volatile Content (2g, 3h, 105°C)38.00 - 42.00%ISO 3251
pH4 - 7
Viscosity (at 23°C)max. 15000mPa.sISO 3219(A)

Regulatory & Compliance

Safety & Health

Safety
The product is not subject to the German Regulation on hazardous material and no labeling is required in accordance with the EEC directives. It is not dangerous cargo. Please refer to our safety data sheet for information relating to product safety.

Packaging & Availability

Regional Availability
  • Global

Storage & Handling

Storage

Protect from the effects of weathering and store at temperatures between 5 and 30 °C. Once opened, containers should be resealed immediately after each removal of the product. Transport or storage may cause a foam on the surface or a slight phase shift. A homogenization of the product is necessary to recover a normal aspect before use without a negative impact on the effectiveness of the product. A darker color and hazen could be possible and will not affect the effectiveness of the product.