XINYI SYNTHESISNanjing Xinyi Synthesis Technology Co., Ltd.Construction Chemical Additives Manufacturer
Nanjing Xinyi Synthesis supplies performance additives for dry mortar, concrete, waterproofing and coating systems. We help buyers select suitable grades, review English TDS, request samples and discuss dosage before order.
Clear product selection for international buyers
This homepage is built for purchasing visitors: identify the application, understand the product family, request English TDS, and contact our team for samples or dosage discussion.
Construction Chemical Additive Range
Quickly find additives for dry mortar, concrete, waterproofing and specialty construction chemical applications.

Dry Mortar Additives
For tile adhesive, skim coat, plaster, self-leveling, repair mortar, grout and dry-mix mortar systems.
View mortar additives →
Concrete Admixtures
For concrete stability, air entrainment, viscosity control, curing, durability and pumping performance support.
View concrete admixtures →
Waterproofing & Specialty Additives
Crystalline waterproofing, corrosion inhibition, dust suppression, curing and other specialty additive support.
View specialty additives →Recommended Additives for Common Formulation Problems
These sections guide visitors from application problems to suitable grades, TDS requests and sample discussion.

Anti-Bleeding & Stability Additives
For high-flow mortar, tile adhesive, self-leveling and dry mortar systems where bleeding, segregation or unstable consistency needs to be controlled.
- Improve stability: reduce bleeding and segregation.
- Improve workability: support smoother mixing and application.
- Applications: dry mortar, flowing mortar, tile adhesive and plaster systems.
Powder Defoamer & Wetting Support
Foam control, wetting and dispersion support can improve surface quality, mixing efficiency and stability in dry mortar and cement-based systems.
- Foam control: reduce entrained foam during mixing.
- Surface quality: improve appearance and workability.
- Applications: cement mortar, gypsum mortar, tile adhesive and skim coat.


Water Reduction & Workability Additives
Powder polycarboxylate superplasticizer and related water-reducing products help improve flow, water demand, dispersion and construction performance.
- Improve flow: support better workability and finishing.
- Reduce water demand: help strength and stability.
- Applications: dry mortar, gypsum mortar and cement products.
Professional Construction Additive Supplier
Buyers need more than a product name. We support grade selection, English technical data, sample communication and export follow-up.

Technical Support
Recommend suitable grades based on application, target performance and dosage range.

Quality Control
Stable supply, batch consistency and technical documentation for export customers.

Industry Experience
Construction chemical additives for concrete, mortar, waterproofing and coating applications.

Sample & Delivery
Support sample requests, quotation response and export communication.
Work With Xinyi Synthesis
Tell us your application, target performance, formula system, dosage range and country. Our team can recommend suitable additives and provide English TDS or sample support.
For faster response, please include your WhatsApp / phone number and the product application, such as dry mortar, concrete, tile adhesive, waterproofing or coating.