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Red-shade orange pigment enhances colour range

Red-shade orange pigment enhances colour range The new grade is redder and significantly stronger in tint than the existing orange grade....
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Polyester resin allows low temperature curing

Polyester resin allows low temperature curing A new low temperature curing polyester has been developed for architectural outdoor powder coating applications....
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Clay dispersion affects mechanical and optical properties

Clay dispersion affects mechanical and optical properties Clay-based nanocomposites coatings cured by UV light were prepared by four different types of dispersion equipment. The effect of each clay dispersion on mechanical and optical properties was studied....
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Gelest names Fluorochem exclusive distributor in the UK and Ireland

Gelest names Fluorochem exclusive distributor in the UK and Ireland Flurochem will distribute Gelest's complete line of silane, metal-organic and silicone catalogue products....
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Cellulose-based additive influences peak stress

Cellulose-based additive influences peak stress A model VOC compliant 2K acrylic polyol refinish clearcoat was prepared and used to study the effects of a cellulose-based additive on drying, curing, rheology and stress development at room temperature....
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Tech Files
 




Keep your powder dry!

The photoactivity of TiO2 catalyses coating degradation. The hydrophilicity and level of surface moisture on TiO2 particles were found to be directly proportional to photoactivity. Thus, if TiO2 can be kept dry in a paint its photoactivity should be reduced. Notably, a fully calcined TiO2 sample showed no hydrophilicity and negligible photoactivity....
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Think differently

Question: A cowboy rides into town on Friday, stays three days and leaves on Friday. How can this be? (No time travel allowed!)
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Star performers

Control over protein adsorption and cell adhesion is necessary in technical processes such as water treatment, as well as high-end and academic applications such as bioanalytics or tissue engineering. Coatings prepared from end-functionalised six armed poly(ethylene oxide) based star molecules are shown to be highly effective for a range of biomedical applications
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High temperature protection

A range of sol-gel anticorrosive coatings has been developed using active pigments consisting of metal particles coated with a very thin layer of semiconducting titanium dioxide. By appropriate pigment selection, protection can be provided at service temperatures up to 600 °C and for short-term exposure in metal processing operations at up to 1300 °C....
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Two-way benefits

A newly introduced neutralising amine for waterborne coatings, secondary-butyl ethanolamine or sBEA, has an amphiphilic structure, through which it can assist dispersants in separating and binding to pigment particles. Tests on a blue tinting base show that sBEA provides greater pigment efficiency and better flow properties than classical amines such as DMEA....
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