Safe and Pollution-Free Liquid Waterproof Materials Waterproof Coating

BNBM OTAi Polymer Waterproof System (Tianjin) Co., Ltd. is a company specializing in the production of high-quality polymer waterproof materials such as TPO, PVC, HDPE, and waterproof coatings. It has more than 20 years of engineering experience. In 2014, OTAi and Acme Cone of the United States established a joint venture company Ocme, which focuses on the design and manufacture of various prefabricated waterproof accessories, such as inner and outer corners, pipe wraps, drains and ventilation systems, underground pile heads, etc. These prefabricated waterproof accessories are widely used in the installation of polymer waterproof membranes as a good support system.

OTAi cooperated with well-known domestic universities to develop products, introduce talents and technologies. Adopting standardized 6S factory management and establish standardized laboratories. Focus Is the Gateway to Business Success.

As the vice chairman unit of China Building Waterproofing Association, OTAi has always been committed to exploring and researching problems in waterproofing systems, and using our professional solutions to provide customers with the best service.

OTAi Technical quality assurance department control the quality from raw materials to finished products, as well as the development of product formulations.

OTAi SR Polymer-modified Cementitious Waterproof coating  are double components polymer cement waterproof coatings. The main ingredients of stock solution are Ethylene Vinyl Acetate Copolymer and that of mixed material is high-alumina cement and migration metals.

A part: Macromolecular emulsion 18kg

B part: inorganic substances 15kg

1. Excellent compression resistance

The water-facing surface of OTAi SR waterproof coatings may reach 491 kpa (at the depths of 50 meters under the water), and the back side may reach 294kpa (at the depths of 30 meters under the water)

2. Excellent bonding property, strong adhesion

The bonding strength reaches 20-25kg/cm2 which allows effective cohesion with metals, pvc pipes and insulation boards and all types of substrates without occurrence of hollow and peeling.

3. Environmental Friendly

Without VOC and oxymethylene

4. Good construction performace

It can be used on the screed coat layer and damp concrete base.

Widely used in a number of fields such as basement side wall, garage roofs, toilets, swimming pools and non-exposed roof, etc.