大関化学工業 List of Products and Services

"PARATEX AP" is a ventilation cushioning method that minimizes environmental impact. All waterproofing materials are composed of water-based materials. They contain no air solvents, have low odor, and do not generate noise. Additionally, by using modified asphalt ventilation cushioning sheets as the underlayment and combining them with Paratex waterproofing, it can accommodate various substrates. 【Features】 ■ Ventilation cushioning effect ■ Odorless and noiseless ■ Compatible with various existing substrates *For more details, please download the PDF or feel free to contact us.

• Renovation and repair methods
• Special Construction Method
• Ground foundation construction method

In the Paratex comprehensive catalog, we feature a wide range of products tailored to various applications, starting with the basic material for waterproofing methods, "Paratex Concentrate," as well as the waterproofing additive "Paratex A Additive" and the dedicated concentrate for base floors, "Paratex Q2 Concentrate." [Contents] - Application areas of Paratex - Case studies - Features of Paratex - Performance evaluation of Paratex - Composition of waterproofing methods, among others For more details, please contact us or download the catalog.

• Waterproofing work
• Roof and gutter construction

The temporary waterproofing material "OZ" demonstrates waterproofing effectiveness as a one-point relief during the removal of existing waterproofing materials and the installation of new ones, protecting the building from leaks during construction. 【Applicable Substrates】 - Concrete, mortar - Areas where asphalt waterproofing has been removed - Areas where rubber sheet waterproofing has been removed - Areas where PVC sheet waterproofing has been removed - Areas where urethane coating waterproofing has been removed (including areas where ventilation cushioning sheets have been removed) - Areas where FRP waterproofing has been removed - Polymer cement-based coating waterproofing, etc. 【Construction Method】 ◎ Remove existing waterproofing materials and scrape off any weak areas remaining on the substrate. ◎ Mix the OZ raw liquid and OZ mixing agent in a ratio of 3:4, knead, and apply to the substrate. ◎ After confirming the drying of the temporary waterproofing material OZ, install the new waterproofing material according to the manufacturer's prescription. *For details, please request materials or view the PDF data from the download.

• Coating film waterproofing material/permeable waterproofing material
• Humidity control materials
• Waterproofing work

U-HIT is a urethane coating waterproof material that combines rapid curing properties with environmental considerations. Ozeki Chemical Industry will continue to create high-quality products in harmony with the environment. 【Features】 ○ Contains no MBOCA ○ Contains no aromatic organic solvents ○ Excellent rapid curing properties For more details, please contact us or download the catalog.

• Coating film waterproofing material/permeable waterproofing material
• Waterproofing work

Paratex Q, equipped with excellent workability and safety. It is a high-performance waterproof coating material for free access raised floors. 【Features】 ○ Waterproof ○ Dustproof ○ Adhesion to support legs For more details, please contact us or download the catalog.

• Waterproofing work
• Special Construction Method

P.S.P+α is a completely new natural paint material. In addition to its unique texture and feel, it is a VOC-free paint, meaning it does not release harmful chemicals indoors. It also has excellent functions such as formaldehyde and odor gas adsorption and removal, antibacterial properties, mold prevention, and moisture absorption and release, making it ideal for addressing sick house syndrome and allergic diseases. It provides the tranquility that natural paint materials offer. 【Features】 ○ Moisture regulation function → By absorbing and releasing moisture, it appropriately adjusts the humidity indoors and suppresses condensation. ○ Formaldehyde adsorption and decomposition → Adsorbs and decomposes harmful substances such as formaldehyde released from wallpaper adhesives and furniture. For more details, please contact us or download the catalog.

• Natural paints (water-based, ink, etc.)
• glue

Paraway is a powdered type of one-component polymer cement-based waterproofing material. By mixing it with water and applying it, it exhibits excellent waterproofing properties. 【Features】 - Just add water and stir, and it's ready to use - Reduces industrial waste - Achieves stable quality - Can be applied safely For more details, please contact us or download the catalog.

• Balcony/Sunroom Unit
• Eaves/Canopy
• Coating film waterproofing material/permeable waterproofing material

The corrosion protection coating method for wastewater treatment facilities, Paratex EP-GS/GSX method, is a non-crosslinked epoxy corrosion protection method that responds to all corrosive environments. It offers excellent durability, ensuring safe construction and long-term performance. 【Features】 ○ Adhesion stability ○ Durability ○ Workability ○ Safety For more details, please contact us or download the catalog.

• Natural paints (water-based, ink, etc.)
• Special Construction Method

It is a high-quality exterior finishing material that maintains a flexible coating and presents an elegant appearance. Made with carefully selected acrylic copolymer resins, it not only offers weather resistance but also maintains elasticity and gloss over a long period, giving the building an excellent aesthetic appeal. 【Features】 ○ Waterproof ○ Durability ○ Adaptability ○ Safety For more details, please contact us or download the catalog.

• Natural paints (water-based, ink, etc.)
• Waterproofing work

This is a flat coating type waterproofing material prepared based on Paratex's resin concentrate, which has many excellent achievements in waterproofing work. It forms a flexible film and demonstrates outstanding waterproofing effects not only for new constructions but also for re-coating on old substrates. 【Features】 ○ Excellent waterproofing due to a highly stretchable film ○ Long-lasting aesthetic appeal ○ Refreshes while utilizing the pattern of the substrate ○ Water-based material for safety and security For more details, please contact us or download the catalog.

• Waterproofing work
• Special Construction Method

Paratex waterproof colored finishing paint "Top Coat V" achieves gloss and weather resistance not found in conventional water-based materials. It forms a dense and strong film that maintains its appearance over the long term. 【Features】 ○ Adhesion stability ○ Durability ○ Safety ○ Aesthetic appeal For more details, please contact us or download the catalog.

• paint
• Waterproofing work

Heat Barrier Top is an environmentally friendly topcoat material developed for the purpose of heat insulation. It helps to reduce the temperature rise on the surface of the waterproof layer, contributing to environmental improvement while enhancing the durability of the waterproof layer. 【Features】 ○ Workability ○ Heat insulation ○ Environmental compatibility ○ Durability For more details, please contact us or download the catalog.

• Coating film waterproofing material/permeable waterproofing material
• Heat-shielding materials
• Special Construction Method

Parabase NEO is a cationic primer. It comes in a small, compact package and has good adhesion with Paratex. 【Features】 ○ Packaging/Capacity: Main material - Paper bag 14kg Mixing liquid - Plastic container 2kg For more details, please contact us or download the catalog.

• Safety and consumables

Corrosion protection coating method for water supply facilities. Reducing water system management risks. The Paratex EP lining method is a safe and reliable corrosion protection method that meets the quality standards of the Japan Water Works Association. 【Features】 ○ Safety ○ Reliability ○ Adhesion ○ Durability For more details, please contact us or download the catalog.

• Power generation facilities
• Special Construction Method

Transparent waterproof and protective method for exterior walls. It excels in waterproofing and durability, making it ideal for exterior walls such as tiled surfaces, concrete, and exposed concrete. 【Features】 ○ Aesthetic appeal ○ Waterproofing ○ Adhesion ○ Salt resistance ○ Durability For more details, please contact us or download the catalog.

• Waterproofing work
• Tile work
• Special Construction Method

We have achieved complete water-based treatment for tile finishes and transparent waterproofing methods for exposed concrete surfaces. Clear Coat Eco is a transparent coating that offers waterproofing and durability, has no impact on the surrounding environment during application, and maintains a beautiful appearance. 【Features】 ○ Aesthetic appeal ○ Waterproofing ○ Adhesion ○ Salt resistance ○ Durability For more details, please contact us or download the catalog.

• tile
• Waterproofing work
• Special Construction Method

Hydra is a specialized method for metal roofs such as standing seam and tile roofs, combining Hydraflex, a waterproof material made of acrylic rubber with excellent flexibility and strength, with the anti-rust primer Metal Lock and the heat-insulating topcoat Heat Barrier Top. 【Features】 ○ Achieves excellent waterproof performance ○ The waterproof layer also contributes to reducing rain noise For more details, please contact us or download the catalog.

• Waterproofing work

The waterproofing function of the silicate-based coating waterproofing material OSMOTIGHT is due to the special component (silicate fine powder) included in its formulation, and its mechanism is a phenomenon that generates needle-like crystals occurring in the microscopic structure of concrete, as shown in the photo. This allows for a semi-permanent waterproofing effect as long as there is no damage to the concrete itself. 【Features】 ○ A waterproofing material that exhibits high waterproofing performance, compliant with the "silicate-based coating waterproofing material" standards specified by the Japan Society of Civil Engineers "JASS 8 (Waterproofing Work)" ○ Non-toxic and poses no risk of contaminating the surrounding environment, such as groundwater ○ By applying directly to the surface of the structure, the special components penetrate into the structure, integrating the coating layer with the structure and protecting the concrete surface For more details, please contact us or download the catalog.

• Waterproofing work

Parai-ji, which combines the performance of waterproof materials and topcoats. The one-day construction method, which does not require a topcoat, significantly shortens the construction period and demonstrates excellent performance in renovation work. 【Features】 ○ Easy to apply with a brush, roller, or spray ○ Quick drying, and since no topcoat is needed, it allows for a significant reduction in construction time compared to conventional waterproof materials ○ A flexible coating is formed, allowing it to follow any cracks that may occur in the substrate For more details, please contact us or download the catalog.

• Exterior coating materials
• Interior coating materials