rheology

  • PANGEL W range is formulated to work as thickener and water retention additive in emulsion paints. PANGEL W is a highly efficient thickener based upon organically modified clay manufactured from highly purified sepiolite, that produces high low shear viscosity without impairing the application properties of the formula. Viscosity is not influenced by temperature no pH and together with pseudoplasticity has also a thixotropy. Exhibits water retention properties with increased open time. PANGEL W offers the following properties in water based formulations:
    • Easy to disperse
    • Specially suitable for high solids content formulations
    • Increase productivity
    • Excellent can stability
    • Reduces syneresis
    • Adequate consistency
    • Excellent sag control
    • Avoids sedimentation
    • Good leveling
    PANGEL W is added in the pigment and filler dispersion stage, after the moistening and anti-foam agents and before adding the pigments and fillers. Typical addition levels are 0.1-1% of Pangel W by weight of total formulation.
  • PANGEL OM4 is a rheological additive based upon a highly purified bentonite clay designed for low polarity systems. PANGEL OM4 is recommended for both aliphatic solvents and mineral or synthetic oils. Pangel OM4 requires the use of polar activators.

    Properties PANGEL OM4 is an organobentonite recommended for providing the following properties in oil based systems:

    • Decrease of sedimentation
    • High thickening capacity
    • Does not require polar activator
    • High capacity for thikening inverted emulsions
    • Control of sagging and dripping while improves stability.

    Fields of application

    Use of PANGEL OM4 as a rheological additive is recommended in the following applications:
    • Oil based concentrated formulations
    • Formulations based in inverted emulsions
     
  • PANGEL OM8 is a rheological additive for low to medium polarity systems based upon highly purified bentonite clay. PANGEL OM8 is particularly recommended for systems based on resins such as polyurethanes, acrylics, polyesters, epoxy esters and alkyds.

    Properties

    PANGEL OM8 is an organobentonite recommended for providing the following properties in intermediate polarity systems:
    • Thixotropic and pseudoplastic effects.
    • Sag control.
    • Excellent levelling.
    • Prevents pigment from long-term storage settling.

    Fields of application

    Use of PANGEL OM8 as a rheological additive is recommended in the following applications:
    • Anti-corrosive paints.
    • Polyester coatings.
    • Primers.
    • Industrial finishes.
    • Road marking paints.
    • Bituminous undercoats.
    • Varnishes.
    • Inks.
  • Low dust self dispersing rheological additive for mortar and concrete, improving properties in fresh and hardened state. Properties CIMSIL A55 G is a chloride-free thixotropic additive specifically developed to act as an anti-sagging/antislipping agent, CIMSIL A55 G fully develops its rheological properties by activation in the presence of cement or gypsum. It improves workability and visual finish in the systems to which it is incorporated. It is a low dust granular additive designed to provide high efficiency suspension properties.
    CIMSIL A55 G gives mortar, plaster and concrete the following properties:
    • Thixotropy • Workability • Improves adherence to the substrate • Improves pumpability • Avoids both tile slipping and mortar sagging • Decreases bleed and segregation • Gives homogeneity and cohesiveness to the finish product • Improves the surface finish
    CIMSIL A55 G is a thixotropic additive developed to be used in water-based compositions where electrolytes are present. It is a low dust granular additive designed to provide high efficiency suspension properties.
    Field of Application
    • Rendering mortars • Tile adhesive mortars • Waterproof mortars • Filling mortars • Self-levelling mortar • Repairing mortars • Pumpable concrete • Decorative concrete • Precasted concrete
  • PANGEL OMD1 is self-dispersing rheological additive for medium to low polarity systems, based upon a highly purified bentonite clay. PANGEL OMD1 is recommended for both aliphatic solvents and mineral or synthetic oils.

    Properties

    PANGEL OMD1 is an easy-to-disperse self-activated organobentonite, that is recommended for providing the following properties in solvent-borne systems:
    • Thixotropic and pseudoplastic effects.
    • Sag control.
    • Excellent levelling.
    • Prevents pigment from long-term storage settling.
    • No need of pregelling or the use of polar activators.

    Fields of application

    Use of PANGEL OMD1 as a rheological additive is recommended in the following applications:
    • Anti-corrosive paints.
    • Polyester coatings.
    • Primers.
    • Industrial finishes.
    • Road marking paints.
    • Varnished.
    • Lubricating greases.
    • Bituminous undercoats.
  • PANGEL S1500 is specially recommended for salt and electrolyte rich systems.

    Properties

    PANGEL S1500 is a thixotropic additive developed to be used in water-based compositions where electrolytes are present. PANGEL S1500 imparts excellent thixotropic and pseudoplastic properties to the systems it is incorporated to improving stability and spreading properties:
    • At rest, it provides the system with a high consistency what produces a suspending effect and a great resistance to settling, avoiding sedimentation. Also sagging and film thickness are highly improved due to this effect.
    • Under a shear stress, PANGEL S1500 forces the viscosity to promptly fall down, easing manual and mechanical application and leveling
    PANGEL S1500 controls system flow and consistency, ensuring optimal distribution of pigments, fillers and other components. PANGEL S1500 is electrolyte-activated, therefore suspensions made with PANGEL S1500 are specially stable even at high electrolyte concentration. Its rheological behaviour is stable in a broad pH range and at high temperatures. PANGEL S1500 keeps a high absorption capacity and a high degree of interaction with polymers.

    Fields of application

    • Suspending agent for liquid additives.
    • Asphalt emulsions.
  • PANGEL OMD2 is a rheological additive for medium to high polarity systems, based upon highly purified bentonite clay. PANGEL OMD2 can be used for alcohols, esters and glycols. Moderate polarity binders are also compatible.

    Properties

    PANGEL OMD2 is an easy-to-disperse self-activated organobentonite that is recommended for providing the following properties in solvent-borne systems:
    • Thixotropic and pseudoplastic effects.
    • Sag control.
    • Excellent levelling.
    • Prevents pigment from long-term storage settling.
    • No need of pregelling or the use of polar activators.

    Fields of application

    Use of PANGEL OMD2 as a rheological additive is recommended in the following applications:
    • Anti-corrosive paints.
    • Adhesives.
    • Industrial finishes.
    • Maintenance coatings.
    • Epoxy based coatings.
    • Paint removers.
  • Pansil 100 is a polyfunctional additive manufactured from sepiolite. Its thick powder granulometry makes it easy to handle and use. It is an excellent suspension aid and active filler with an outstimding efficiency/cost ratio.
  • PANSIL 400 is a polyfunctional additive, supplied as a fine powder manufactured from sepiolite. It is an excellent suspension aid and active filler with an outstanding efficiency/cost ratio.

    Properties

    PANSIL 400, due to its high surface activity produces an increase in system component distribution favouring the increase of immature resistance and keeping stability after high temperature curing. PANSIL 400 improves polymer, filler, organic and inorganic fibre distribution.

    Fields of application

    • Asphalt sheets.
    • Conglomerating in molecular sieves.
    • Seed coating.
    • Asphalt emulsions.
  • PANGEL C150 is a rheological additive, manufactured from sepiolite. It is a powder additive that improves the system rheology.

    Properties

    PANGEL C150 imparts excellent thixotropic and pseudoplastic properties to the systems in which it is incorporated; this favours an excellent suspending and thickening behaviour, improving application and workability of the final product. PANGEL C150 controls system flow and consistency, ensuring optimum distribution of solvents, fillers and other components. Suspensions made with PANGEL C150 are stable even at high electrolyte concentration. Its rheological behaviour is stable in a wide pH range and at high temperatures.

    Fields of application

    • Waterproofing asphalt sheets.
    • Asphalt emulsions.
    • Water based foundry coatings.
  • Pansil is a polyfunctional additive manufactured from high purity sepiolite. It is an excellent suspension aid and active filler.
  • Rheological additive for intermediate polarity systems. PANGEL B20 is a powdered additive with a high thickening and anti-settling capacity for intermediate polarity systems, particularly recommended for systems based on aromatic and unsaturated polyester type solvents. Properties PANGEL B20 is particularly recommended to provide thixotropic, suspension and sagging-resistance properties to systems based on aromatic and unsaturated polyester type solvents, PANGEL B20 does not require the use of a polar activator for its dispersion. PANGEL B20 provides a strongly pseudoplastic character, producing high consistency levels without affecting viscosity during application. It exhibits its high effectiveness as anti-settling additive in formulations with high solid contents. Use of PANGEL B20 has the following advantages against other conventional additives: •Coatings and paints: Prevents settling of pigments and fillers; controls sagging without aggravating leveling; high stability during transportation and storage. •Printing inks: Improves consistency and prevents settling of pigments. •Unsaturated polyester putties: Improves consistency and workability. •Paint strippers: Improves stability and facilitates stripping action.•Greases based on vegetal oil: High thickening capacity; good stability at high temperature. •Asphalt coatings: High thickening capacity; application in thicker layers; sagging control. • Sealants and joints: Improves wetting and suspension properties; controls sliding. •Others: Control of sagging and dripping; improves stability