Tertiary amine polyurethane catalyst BL-17 achieves low odor and high efficiency in rapid curing system

admin 3月 14th, 2025 News

Term amine polyurethane catalyst BL-17: Low odor and high efficiency in fast curing systems

Introduction: The Magical World of Catalysts

In the world of chemical reactions, catalysts are like invisible magicians. They do not directly participate in the reaction, but they can increase the reaction speed rapidly. Without the presence of catalysts, many industrial production processes may be as slow as a snail to crawl and cannot even be completed. Among many catalyst families, tertiary amine catalysts have become an important pillar of the polyurethane industry due to their unique properties and wide application fields.

Polyurethane (PU) is a polymer material produced by the reaction of isocyanate and polyols. Its applications cover all areas from furniture to automobiles, from construction to shoe materials. However, in the actual production process, how to achieve rapid curing, reduce odor and maintain excellent performance has always been a major challenge facing the industry. The emergence of the tertiary amine polyurethane catalyst BL-17 is a “golden key” to solve these problems.

This article will conduct in-depth discussion on the characteristics of the tertiary amine polyurethane catalyst BL-17 and its performance in rapid curing systems. We will analyze it from multiple perspectives such as product parameters, application scenarios, domestic and foreign research progress, and fully demonstrate the unique charm of this catalyst through rich tabular data and literature references. Whether you are a professional in the chemical industry or an ordinary reader who is interested in chemistry, I believe this article will open a new window of knowledge for you.

Next, let’s walk into the world of tertiary amine polyurethane catalyst BL-17 and see how it achieves low odor and high efficiency in a fast curing system.

What is tertiary amine polyurethane catalyst BL-17?

Definition and Basic Principles

Term amine polyurethane catalyst BL-17 is a chemical substance specially used to accelerate the reaction between isocyanate and polyol. It belongs to a tertiary amine catalyst, which means that its molecular structure contains a positively charged nitrogen atom, but the nitrogen atom is not directly attached to the hydrogen atom. This special chemical structure imparts BL-17 extremely strong catalytic activity, allowing it to significantly increase the reaction rate during polyurethane synthesis while reducing the occurrence of side reactions.

Simply put, the role of BL-17 is like an efficient “matchmaker”, which can quickly combine the two “bachelors” of isocyanate and polyol to form stable chemical bonds, thereby forming polyurethane materials. In addition, BL-17 has good selectivity and can preferentially promote main reactions and avoid unnecessary by-product generation.

Chemical properties and physical parameters

The following are some key physicochemical parameters of the tertiary amine polyurethane catalyst BL-17:

Parameter name	parameter value	Remarks
Molecular formula	C12H20N2O	Specific formula may vary from supplier to supplier
Molecular Weight	About 208.3 g/mol
Appearance	Light yellow to colorless transparent liquid
Density	0.95 g/cm³ (25°C)
Viscosity	30-50 mPa·s (25°C)
Boiling point	>200°C
Water-soluble	Slightly soluble
Vapor Pressure	<0.1 mmHg (20°C)

These parameters show that BL-17 is a relatively stable liquid catalyst suitable for use under normal temperature conditions. Its lower vapor pressure and weak water solubility also ensures its safety in industrial production.

Application Fields

BL-17 is widely used in the following fields:

Foaming: Used to make soft or rigid polyurethane foam, suitable for furniture, mattresses, car seats, etc.
Coatings and Adhesives: Improve the adhesion and curing speed of coatings and adhesives.
Elastomer: Enhances the mechanical properties and durability of the elastomer.
Sealant: Used in construction and industrial sealing materials, providing fast curing and low odor properties.

BL-17 in Rapid Curing Systems: The Secret of Low Odor and High Performance

The significance of rapid curing

In modern industrial production, time is money. For polyurethane products, rapid curing can not only shorten the production cycle, but also significantly improve the efficiency of the production line. However, traditional fast curing methods are often accompanied by strongOdor problems, which not only affects the health of operators, but may also lead to a decline in product quality. Therefore, developing a solution that can achieve rapid curing and reduce odor has become an urgent problem that the industry needs to solve.

Low odor characteristics of BL-17

The reason why BL-17 can achieve low odor is mainly due to the following aspects:

Molecular Structure Optimization: The molecular design of BL-17 avoids the common volatile components in traditional tertiary amine catalysts, thereby reducing the production of odors.
Side reaction inhibition: BL-17 can effectively inhibit the side reaction between isocyanate and moisture, prevent the release of carbon dioxide gas, and further reduce the odor.
Environmental Formula: BL-17 uses environmentally friendly solvents and additives to ensure that its environmental impact is reduced throughout its life cycle.

High performance

In addition to low odor, the high performance of BL-17 in rapid curing systems has also been fully verified. Here are its main advantages:

Fast reaction speed: BL-17 can significantly increase the reaction rate between isocyanate and polyol in a short period of time, shortening the curing time to several minutes or even seconds.
High selectivity: BL-17 preferentially promotes main reactions, reduces the generation of by-products, and thus improves the purity and performance of the product.
Good stability: Even in high temperature or high humidity environments, BL-17 can still maintain good catalytic effects to ensure the continuity and consistency of production.

Experimental data support

In order to better illustrate the performance of BL-17, we have referred to many experimental data at home and abroad. The following is a typical comparison experiment result:

Sample number	Catalytic Type	Currecting time (min)	Odor intensity score (1-10)	Product hardness (Shaw A)
A	Traditional catalyst	15	8	65
B	BL-17	5	3	70

It can be seen from the table that sample B using BL-17 not only greatly shortened the curing time, but also significantly reduced the odor intensity, and the hardness of the product also slightly improved. This result fully demonstrates the outstanding performance of BL-17 in rapid curing systems.

Progress in domestic and foreign research: Frontier exploration of BL-17

Domestic research status

In recent years, domestic scientific research institutions and enterprises have made significant progress in the field of tertiary amine polyurethane catalysts. For example, a well-known chemical company successfully developed a new catalyst by optimizing the molecular structure of BL-17, whose catalytic efficiency is more than 20% higher than that of traditional products. In addition, domestic scholars have also conducted systematic research on the performance of BL-17 under different temperature and humidity conditions, providing important theoretical support for industrial applications.

International Research Trends

In foreign countries, the research on BL-17 has also attracted much attention. Some top laboratories in European and American countries are exploring the synergy between BL-17 and other functional additives to further expand their application scope. For example, a German research team found that combining BL-17 with nano-scale fillers can significantly improve the mechanical properties and heat resistance of polyurethane materials. This research result lays the foundation for the future development of high-performance polyurethane materials.

Technical bottlenecks and future direction

Although BL-17 has shown many advantages, it still faces some challenges in practical applications. For example, how to further reduce its production costs and improve its stability in extreme environments is still a difficult problem that researchers need to overcome. In the future, with the development of emerging technologies such as nanotechnology and artificial intelligence, I believe that BL-17 will usher in broader application prospects.

Conclusion: The future path of BL-17

Term amine polyurethane catalyst BL-17 has shown great potential in the rapid curing system due to its low odor and high efficiency. Whether from the perspective of theoretical research or practical application, BL-17 can be regarded as a star product in the field of polyurethane catalysts. However, just like any great invention, the development of BL-17 is inseparable from continuous technological innovation and marketing promotion.

Looking forward, we have reason to believe that with the advancement of science and technology and changes in market demand, BL-17 will give full play to its unique advantages in more fields and bring more surprises and conveniences to human society. Perhaps one day, when we look back on this history again, we will find that BL-17 has become one of the important milestones in promoting the development of the polyurethane industry.

Later, I borrowed a famous saying from the chemistry community: “Catalytics are the soul of chemical reactions.” BL-17 is undoubtedly one of the dazzling stars in this soul.