polyurethane thickeners

polyurethane thickeners

  • associative polyurethane thickeners for water borne coatings

    ASSOCIATIVE POLYURETHANE THICKENERS FOR WATER. BORNE COATINGS. Rheological behavior precisely adjusted appliion! AUTHOR: DR. NICHOLAS BÜTHE, FIRMA: MÜNZING. Article from: inside a 23/2016, page 1 of 6. FOTOS: MÜNZIG CHEMIE . Introduction. Paints are used to achieve 

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  • Thickeners and Thickening Mechanism for Water Based Emulsion

    The below table is an overview of Overview of Thickeners for Water Based Emulsion Paints. Maha is the Maha is the distributor of Bermocoll (AkzoNobel), Rheotech (Arkema Coatex) and Adeka NOL(Adeka) thickeners. The question is that Can PU thickeners effect on glossiness in waterbased emulsion paints?

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  • Associative nonionic polyurethane thickeners Industrial Chemistry

    At present, there are numerous marketavailable technologies to obtain associative nonionic polyurethane thickeners, to be applied in paints and coatings based on aqueous polymeric dispersions. They have, however, no ability to permanently build themselves into the product structure. On the contrary to thickeners 

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  • Types and Advantages and Disadvantages of Thickeners in

    Oct 18, 2017 A lot of thickener varieties are available on the market currently, mainly inorganic thickeners, cellulose, polyacrylate and associative polyurethane thickener four egories. Inorganic thickener is a kind of gel mineral that can forming thixotropy by water swelling. Mainly including bentonite, attapulgite, 

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  • Rheology Modifiers BASF Dispersions & Pigments

    chemistries (Fig. 7). Inorganic rheology modifiers: are based on inorganic products like clays or silicas. Organic rheology modifiers: are based on organic products like cellulosics, polyacrylates or polyurethanes. Associative rheology modifiers: thickening by nonspecific interactions of hydrophobic endgroups of a thickener.

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  • Synthesis and characterization of waterborne polyurethane

    Dec 24, 2014 The hyperbranched waterborne polyurethane (HWPU) thickeners containing different branching structure and length of hydrophilic chain were prepared with hexamethylene diisocyanate, polyethylene glycol (PEG), cetyl alcohol, and HPE. The structures of HPE and HWPU were characterized by Fourier 

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  • Polyurethane Rubbers – brickintheyard

    BITY offers a complete selection of pourable rubbers for casting decorative concrete, wax, and plaster parts. Our Polyurethane rubbers can be thickened for brushedon appliions with PolyFiber II thickener. See our urethane additives section for 74 and 75 series accessories. Looking for fast setting, castable rubber.

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  • Thickeners Additives for Polymer Dispersions from Evonik

    Thickeners are not only used to increase the viscosity of dispersions, but to adjust their rheological profiles, required for certain types of appliion processes. Our TEGO® Rheo additives, associative polyurethane thickeners, provide either newtonian or pseudoplastic flow behavior. The achievable thickening properties are 

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  • Borchi® Gel Borchers Rheological Additives

    The most important associative thickeners are produced on a polyurethane basis. Unlike cellulosics or polyacrylic thickeners, these polyurethane thickeners affect neither the water sensitivity nor the light fastness of a formulation and, depending on the type, provide pseudoplastic or newtonian flow properties. The large 

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  • Telechelic Fluoroether Polyurethanes As Direct CO2 Thickeners

    CO2soluble thickeners or CO2soluble surfactantbased foaming agents. These findings are detailed in this final report. In summary, we assessed many polymers and verified that the most CO2soluble oxygenated hydrocarbon polymer is poly(vinyl acetate), PVAc (Section 1). This is primarily due to the presence of both 

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  • associative polyurethane thickeners for water borne coatings

    ASSOCIATIVE POLYURETHANE THICKENERS FOR WATER. BORNE COATINGS. Rheological behavior precisely adjusted appliion! AUTHOR: DR. NICHOLAS BÜTHE, FIRMA: MÜNZING. Article from: inside a 23/2016, page 1 of 6. FOTOS: MÜNZIG CHEMIE . Introduction. Paints are used to achieve 

    >>Details
  • Thickeners Suppliers & Manufacturers in India

    Business listings of Thickeners manufacturers, suppliers and exporters in India along with their contact details & address. Find here Thickeners for Water based appliion. CHE COAT VT Series is a range is associated with polyurethane based rheology modifies for water based appliions like coatings, paints, more.

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  • US5496908A Watersoluble polyurethane and use thereof to

    4,079,028 discloses an associative, linear polyurethane thickener containing two hydrophobic end groups and in the polymer backbone hydrophilic ether groups and hydrophobic isocyanate groups. European Patent Appliions 127,950 and 307,775 describe associative polyurethane thickeners obtained by reacting a 

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  • Rheology Modifiers BASF Dispersions & Pigments

    chemistries (Fig. 7). Inorganic rheology modifiers: are based on inorganic products like clays or silicas. Organic rheology modifiers: are based on organic products like cellulosics, polyacrylates or polyurethanes. Associative rheology modifiers: thickening by nonspecific interactions of hydrophobic endgroups of a thickener.

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  • Study on synthesis and thickening property of hyperbranched

    The influences of HWPU content and structure on its thickening property were studied by the measurement of rotary viscosity. The results showed that the thickening effect of HWPU enhanced with the increase of HWPU content in the aqueous polyurethane emulsion. The thickening effect of HWPU6 was superior to that of 

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  • Ecrothan® 4075 Michelman

    Polyurethane thickeners are highly recommended but most commercial thickeners can be used. Due to the low minimum film forming temperature of this emulsion it is not mandatory to add coalescing agents. For appliion properties of the final product it might be helpful to add cosolvents like butyl glycol, butyl diglycol, 

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  • Technical Background Rheological Additives TEGO

    HEUR: Hydrophobically modified Ethylenoxide Urethane Rheology modifier. Table 1. HASE: Hydrophobically modified Alkali Swellable Emulsion. HMPE: Hydrophobically Modified PolyEther. HMHEC: Hydrophobically Modified Hydroxy Ethyl Cellulose. Chemistry of polyurethane thickeners. Polyurethane thickeners belong 

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  • Types and Advantages and Disadvantages of Thickeners in

    Oct 18, 2017 A lot of thickener varieties are available on the market currently, mainly inorganic thickeners, cellulose, polyacrylate and associative polyurethane thickener four egories. Inorganic thickener is a kind of gel mineral that can forming thixotropy by water swelling. Mainly including bentonite, attapulgite, 

    >>Details
  • Polyurethane thickener compositions and their use for thickening

    Jan 3, 1995 The present invention is directed to a thickener composition for thickening aqueous systems which contains a mixture of a) a watersoluble or waterdispersible thickener containing urethane group.

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  • Technical Background Rheological Additives TEGO

    HEUR: Hydrophobically modified Ethylenoxide Urethane Rheology modifier. Table 1. HASE: Hydrophobically modified Alkali Swellable Emulsion. HMPE: Hydrophobically Modified PolyEther. HMHEC: Hydrophobically Modified Hydroxy Ethyl Cellulose. Chemistry of polyurethane thickeners. Polyurethane thickeners belong 

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  • Acusol Rheology (US) The Dow Chemical Company

    URethane (HEUR). The availability of these different polymer types provides the formulator with the choices needed to develop products for most, fabric and thicken instantly. When ACUSOL™ HASE polymers swell, the pendant hydrophobic groups are free to build associations with one another and with other.

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  • Rheology Modifier TechnologiesMUNZINGnew MÜNZING

    1. Overview. Page 3. 2. Typical rheology profiles. Page 6. 3. Structures of associative thickeners. Page 7. 4. Thickening mechanism. Page 9. 5. Properties of polyurethane thickeners (HEUR). Page 10. 5.1. Molecular weight. Page 10. 5.2. Rheology profile. Page 10. 5.3. Rheology control. Page 11. 5.4. Influence of polymer 

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  • Polyurethane thickeners Tikem Hungary Kft.

    ADEKA NOL UH: PU thickeners with different rheological profile and parameters from company ADEKA (Japan). The offered LEVELING and PSEUDOPLASTIC types are VOCfree and available for water borne coating production. Two of our best selling types: ADEKA NOL UH 541VF – leveling. – excellent thickening effect.

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  • Coapur™ 817 W by Coatex an Arkema Group Paint & Coatings

    Coapur™ 817 W is a solventfree and APEO free pure associative polyurethane thickener (also called HEUR, NISAT or NSAT). It can be used sole or in combination with other polyurethane thickeners or with other types of rheology modifiers such as acrylic or cellulosic thickeners. It increaseases specifically viscosities at 

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  • New Associative Thickeners and Their Use In Waterborne and High

    The strengths and weaknesses of traditional thickeners are summarized in Table 1.1. In this article, the mechanisms, properties and appliions of polyurethane associative thickeners in waterborne coatings will be addressed. Furthermore, a new class of associative thickeners, identified as solventborne associative 

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  • Elementis Specialties Rheology Modifiers Decorative Waterborne

    RHEOLATE® FX 1080. Very low VOC, highly efficient, high active content polyether polyurethane thickener for the use in a wide range of waterborne glossmatt emulsion paints.

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  • Preparation of associative polyurethane thickener and its thickening

    Associative polyurethane (PU) thickener has been synthesized by preparing the prepolymer with the reaction of polyethylene glycol (PEG) and isophorone diisocyanate (IPDI), which then endcapping with longchain alkanol. The synthesis process, as well as hydrophilic chain length, theoretical molecular weight, solvent 

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  • Rheology Modifier TechnologiesMUNZINGnew MÜNZING

    1. Overview. Page 3. 2. Typical rheology profiles. Page 6. 3. Structures of associative thickeners. Page 7. 4. Thickening mechanism. Page 9. 5. Properties of polyurethane thickeners (HEUR). Page 10. 5.1. Molecular weight. Page 10. 5.2. Rheology profile. Page 10. 5.3. Rheology control. Page 11. 5.4. Influence of polymer 

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