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A restored gesso panel representing St. Martin of Tours, from St. Michael and All Angels Church, Lyndhurst, Hampshire. Gesso (Italian pronunciation:; 'chalk', from the Latin: gypsum, from Greek: γύψος), also known as "glue gesso" or "Italian gesso", [1] is a white paint mixture used to coat rigid surfaces such as wooden painting panels or masonite as a permanent absorbent primer substrate ...
Spray foam insulation or spray polyurethane foam (SPF) is an alternative to traditional building insulation such as fiberglass. A two-component mixture composed of isocyanate and polyol resin comes together at the tip of a gun, and forms an expanding foam that is sprayed onto roof tiles, concrete slabs, into wall cavities, or through holes ...
An anti-graffiti coating is a coating that prevents graffiti paint from bonding to surfaces. Cleaning graffiti off buildings costs billions of dollars annually. [ citation needed ] Many cities have started anti-graffiti programs but vandalism is still a problem.
There are hundreds types of acrylic gesso on the market. The modern acrylic gesso such as the Holbein acryla white gesso is a complete ground for all color mediums--Canvasd 06:58, 11 March 2013 (UTC), no matter it is oil paints, tempera, ink, wash, water colors, or acrylic paints etc. Therefore, it is true that acrylic gesso primed ground is ...
Moisture cure polyurethanes have been widely used in the adhesive and coating industries. Thermal, mechanical, and surface properties of hyperbranched polyurethane-urea (HBPU) moisture cured coatings have been studied in relationship to chemical structure. [3]
Conformal coating spray booth. Spray coating can be completed with a spray aerosol or spray gun and is suitable for low- and medium-volume processing. The coating application may be limited due to 3D effects. The masking requirements have less penetration. This method can be used in spray booths for medium-scale production. [5]