Building expertise in material synthesis
We continue to improve material development and manufacturing processes, from monomer purification and resin synthesis to finished formulations.
About
Learn about Junaimei through its company development, manufacturing capabilities, quality systems and business cooperation.
01 / Business Profile
Junaimei (Shandong) New Materials Co., Ltd.
Junaimei (Shandong) New Materials Co., Ltd.
Junaimei supplies polyaspartic materials and provides product selection, sales and OEM customization services.
The company is located in the Circular Economy Demonstration Park in Tieying Town, Leling, Dezhou, Shandong, at the heart of Shandong's new materials industry, with comprehensive industrial facilities and convenient transport links. It develops, manufactures and sells high-performance materials including polyaspartic polyurea resins, modified hardeners and polyaspartic polyurea coatings for industrial coatings, adhesives, waterproofing and structural materials. It is a representative direct manufacturer in China's polyaspartic polyurea resin industry.
Annual capacity2,000 tonnes
Industrial baseCircular Economy Demonstration Park, Leling, Shandong
Core productsResins / Hardeners / Coatings
Supply and customizationDirect supply and OEM customization
02 / DEVELOPMENTOur development
Years of work in polyaspartic materials have built expertise spanning material synthesis, product development and manufacturing.
Expanding the product range
Our product range has expanded from resins to modified hardeners, polyurea coatings and complementary flooring materials for a wider range of applications.
Expanding capacity and application support
We are expanding our product range and production capacity while strengthening supply reliability and application support.
03 / PRODUCTS & SERVICESProducts and services
From core resins to finished coatings, we offer OEM customization and dedicated formulation development for different service conditions.
Polyaspartic resins
Polyaspartic resin grades including C1330, C1420, C1524, C2850 and C1520 support formulation development and high-performance material production.
Hardeners and Prepolymers
Modified hardeners and isocyanate prepolymers are selected or customized to suit the resin system and application conditions.
Coatings and flooring materials
Polyaspartic coatings and compatible flooring materials, with private-label manufacturing, application support and custom formulation development.
Annual capacity of automated production lines2,000tons/ year
Automated reactors and closed filling lines support IBC and bulk shipments for consistent high-volume supply and prompt delivery.
Construction and industrial protection
Applications include building waterproofing, industrial and commercial flooring, steel corrosion protection, marine facilities and hydroelectric dams.
Manufacturing and emerging applications
We provide material selection and formulation support for automotive coatings, wind turbine blades, tile grout and renewable energy infrastructure.
04 / R&D & QUALITYCapabilities and certifications
Our laboratory, dedicated R&D team and production quality controls support product development, batch consistency and practical applications.
Research facilities and testing equipment
Our polymer materials laboratory is equipped for gel permeation chromatography (GPC), differential scanning calorimetry (DSC), Fourier-transform infrared spectroscopy (FTIR) and QUV accelerated weathering. A dedicated polyaspartic R&D team works on technical challenges and product development.
Material performance and cure control
Aliphatic molecular design supports yellowing resistance, weatherability and abrasion resistance, with an adjustable curing rate.
- QUV accelerated weathering
- 2,000 hours
- Color difference
- ΔE ≤ 2
- Gloss loss
- ≤ 10%
- Adhesion
- ≥ 5.0 MPa
- Elongation
- Up to 600%
Quality control throughout production
Quality control covers formulation development through finished-product release. Resin viscosity variation is controlled within ±5%, and NCO/OH equivalent-ratio deviation does not exceed 0.02. Retained batch samples support traceability and consistent application over large areas.
Testing and technical information
Products tested by national chemical construction materials testing centres and third-party authorities, with better indicators than HG/ T 5798-2020 The industry standard of the polyaspartic polyurea resin can be produced with a CMA/CNAS test report.
05 / CULTUREOur culture
Technical expertise and quality guide our work. Innovation, practical problem-solving and accountability support long-term development.
Mission
Our mission is to develop high-performance polyaspartic materials that help industries improve durability, environmental performance and value.
Vision
We aim to improve product consistency, technical support and service through continued work with customers and partners.
Core values
Technology and quality first; Innovation, pragmatism and accountability.
Our role
As a direct manufacturer of polyaspartic materials and polyurea coatings, we support material selection, application development and project implementation.
06 / ADVANTAGESOur strengths
We connect material supply, technical documentation and application support to provide dependable products and timely service.
Direct from the manufacturer
Expertise across the production chain enables direct supply to customers, with control over quality and cost.
Technical expertise
(a) aliphatic structure formulations, which are resistant to yellow transformation, durability, mill resistance, etc., to international branding; The curing window is adaptable to various construction processes.
Consistent quality
Quality control and automated production help maintain batch consistency for large projects with demanding performance requirements.
Comprehensive support
Services cover resin supply, technical documentation, application parameters and site briefings. Application engineers provide individual support, sample dispatch within 48 hours and on-site guidance for large projects.
Location and logistics
Our location in Shandong's new materials industry cluster supports convenient logistics, timely supply and efficient procurement and transport.
07 / OUTLOOKFuture outlook
We continue to develop polyaspartic materials through innovation and more sustainable manufacturing.
Ongoing investment and growth with partners
We aim to improve product consistency, technical support and service through continued work with customers and partners.