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N,N-Dimethylbenzylamine (BDMA)-Sincere Chemicals|Polyurethane Catalyst,Epoxy Resin Accelerator

N,N-Dimethylbenzylamine (BDMA) is a versatile chemical compound that plays a critical role in various industrial applications, particularly in the polyurethane and epoxy resin sectors. As a highly effective catalyst, BDMA enhances the performance of materials used in construction, electronics, and manufacturing. This article provides an in-depth exploration of BDMA’s features, advantages, technical specifications, and its significance in modern industrial processes, alongside insights into the company behind this innovation: Shijiazhuang Sincere Chemicals Co., Ltd..

Product Overview and Key Features

N,N-Dimethylbenzylamine (BDMA) is a colorless to yellowish liquid with the molecular formula C9H13N and a CAS number of 103-83-3. Its unique chemical structure makes it an ideal catalyst for a wide range of applications. BDMA is primarily used in the polyurethane industry to improve the properties of foams, adhesives, and coatings. It also serves as a catalyst in organic synthesis and an accelerator in epoxy resin curing systems.

N,N-Dimethylbenzylamine (BDMA)-Sincere Chemicals|Polyurethane Catalyst,Epoxy Resin Accelerator

One of BDMA’s standout features is its ability to enhance the pre-fluidity of polyurethane foam, ensuring uniform bubble formation and improved adhesion between the foam and its substrate. This makes it particularly valuable in rigid foam applications, where structural integrity and durability are paramount. Additionally, BDMA acts as a corrosion inhibitor and acid neutralizer, extending the lifespan of materials in harsh environments.

In the realm of organic synthesis, BDMA functions as a quaternary ammonium salt and cationic surface active strong bactericide. It is also used to accelerate the electron microscope slice embedding process in organic medicine. For epoxy resins, BDMA promotes the curing of anhydride, polyamide, and aliphatic amine systems, making it a preferred choice for epoxy potting materials, encapsulation, and marine paints.

Technical Specifications

Parameter Details
Chemical Name N,N-Dimethylbenzylamine (BDMA)
Molecular Formula C9H13N
CAS Number 103-83-3
Molecular Weight 135.21 g/mol
Appearance Colorless to yellowish liquid
Purity ≥99%
Solubility Soluble in ethanol, ether; insoluble in water
Boiling Range 180–182°C
Refractive Index 1.4985–1.5005
Specific Gravity 0.894
Packaging 180 kg iron barrel

Application Scenarios

BDMA is a cornerstone in the production of polyurethane foams, including bulk soft foams, rigid foams, and polyurethane sheets. Its role in rigid foam applications is particularly significant, as it ensures uniform foaming and strong bonding between the foam and the substrate. This makes it indispensable in industries such as construction and refrigeration, where insulation and structural stability are critical.

In adhesive coatings, BDMA enhances the adhesion strength and durability of polyurethane-based products. It is also used in organic synthesis to catalyze the formation of quaternary ammonium salts and cationic surfactants, which have applications in biocides and electronic materials.

For epoxy resins, BDMA acts as a curing accelerator, significantly reducing the time required for the curing process. This is particularly beneficial in electronic potting and encapsulation applications, where rapid curing is essential for maintaining product quality. Additionally, BDMA is used in marine paints to improve resistance to corrosion and weathering.

Company Background

Shijiazhuang Sincere Chemicals Co., Ltd. is a leading manufacturer and supplier of high-quality chemical products, including N,N-Dimethylbenzylamine (BDMA). With a commitment to innovation and customer satisfaction, the company has established itself as a trusted name in the chemical industry. Their expertise in polyurethane catalysts and epoxy resin additives ensures that their products meet the highest standards of performance and reliability.

Shijiazhuang Sincere Chemicals Co., Ltd. focuses on delivering premium chemical solutions tailored to the needs of various industries. Their product portfolio includes a wide range of organic and inorganic chemicals, with a strong emphasis on technical support and customized formulations. By leveraging advanced manufacturing technologies and rigorous quality control measures, the company ensures that its products consistently meet international standards.

Conclusion

N,N-Dimethylbenzylamine (BDMA) is a multifunctional chemical with a wide range of applications in the polyurethane and epoxy resin industries. Its ability to enhance foam properties, curing efficiency, and material durability makes it an indispensable component in modern manufacturing. Through its innovative products and commitment to quality, Shijiazhuang Sincere Chemicals Co., Ltd. continues to drive advancements in chemical technology, offering solutions that meet the evolving needs of industries worldwide.

References

While specific citations for N,N-Dimethylbenzylamine (BDMA) from NIST were not found due to technical limitations, the technical specifications and applications of BDMA are based on industry standards and the company's extensive research. For further information on measurement standards and chemical properties, refer to the NIST Guide to the SI, which provides authoritative guidelines on scientific units and measurements.


Post time: Oct . 06, 2025 08:15

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