UNIVERSAL ALL-SEASONAL COMPOSITION UAC "VOLLAPLAST" Russian patent published in 2017 - IPC C04B26/02 C04B26/14 C04B28/04 C04B41/63 C04B41/65 C04B111/20 C04B111/76 

FIELD: construction.

SUBSTANCE: invention relates to the production of polymer-cement compositions used as protective, finishing and decorative coatings for concrete, reinforced concrete, metal, asphalt and wood substrates during the construction, repair and reconstruction of buildings and structures of various purposes. A universal all-seasonal composition for the protective coating of building structures containing a portland cement, an aggregate, a tempering component and modifying additives comprises a mixture of polyvinyl chloride chlorinated alkyd and epoxy resins as a tempering component, a natural wollastonite as a filler, and an aluminium hydroxide, a polyamide curing agent and a naphthenate drier as modifying additives, and is prepared by adding a hardener to the mixture of the mentioned resins, stirring, then adding a mixture of a portland cement, wollastonite and aluminium hydroxide, stirring, and injecting drier and additional stirring until preparation in the following ratio, wt %: portland cement 20-30, natural wollastonite 23-27, aluminium hydroxide 10-15, mixture of polyvinyl chloride chlorinated alkyd and epoxy resins 25-35, polyamide curing agent 5-8, naphthenate drier 2-4.

EFFECT: ensuring the possibility of using high strength characteristics, plasticity and adhesion properties to various building materials, including bitumen-based ones, at sub-zero air temperatures.

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