Polyurethane foaming catalyst LED-103: Application and customized formula of multifunctional catalysts
Introduction
Polyurethane (PU) materials are widely used in construction, automobile, furniture, electronics, medical and other fields due to their excellent physical properties and chemical stability. Polyurethane foaming materials are an important branch, and their performance depends to a large extent on the type and amount of catalyst. LED-103 is a multifunctional polyurethane foaming catalyst suitable for customized formulas for special purpose polyurethane products. This article will introduce in detail the characteristics, application scenarios, product parameters and their role in customized formulas.
1. Overview of LED-103 Catalyst
1.1 What is LED-103 catalyst?
LED-103 is an efficient multifunctional polyurethane foaming catalyst, mainly used to adjust the speed and foam structure of the polyurethane foaming reaction. It can quickly start reactions at low temperatures while providing excellent foam stability and mechanical properties. LED-103 is suitable for a variety of polyurethane systems, including soft bubbles, hard bubbles, semi-hard bubbles and special purpose polyurethane products.
1.2 Main features of LED-103
- Veriodic: Suitable for a variety of polyurethane systems to meet the needs of different products.
- High-efficiency catalysis: It can quickly start the reaction at low temperatures and shorten the production cycle.
- Foam Stability: Provides a uniform foam structure to reduce defects.
- Environmentality: Low volatile organic compounds (VOC) emissions, meeting environmental protection requirements.
- Customized adaptation: The formula can be adjusted according to customer needs to meet special uses.
2. Product parameters of LED-103
2.1 Physical and chemical properties
| parameter name | Value/Description |
|---|---|
| Appearance | Colorless to light yellow liquid |
| Density (25°C) | 1.05-1.10 g/cm³ |
| Viscosity (25°C) | 50-100 mPa·s |
| Flash point | >100°C |
| Solution | Easy soluble in alcohols, ethers and ester solvents |
| Storage temperature | 5-30°C |
| Shelf life | 12 months |
2.2 Catalytic properties
| parameter name | Value/Description |
|---|---|
| Catalytic Activity | High |
| Applicable temperature range | 10-60°C |
| Reaction time | Adjustable, usually 3-10 minutes |
| Foam density range | 10-200 kg/m³ |
| Foam pore size | Even, adjustable |
III. Application scenarios of LED-103
3.1 Building insulation materials
The application of LED-103 in polyurethane hard bubbles is particularly prominent, and it is suitable for scenes such as building exterior wall insulation and roof insulation. Its efficient catalytic properties ensure rapid foam forming in low temperature environments while providing excellent thermal insulation and mechanical strength.
Application case: Exterior wall insulation board
- Formula Features: High-density hard bubbles, high cellulose ratio.
- Property Advantages: Low thermal conductivity, high compressive strength, and good weather resistance.
3.2 Automobile interior materials
In car seats, steering wheels, instrument panels and other interior materials, LED-103 can provide uniform foam structure and good rebound, while meeting environmental protection requirements.
Application Case: Car Seat Foam
- Formula Features: Soft bubbles, high rebound.
- Performance Advantages: High comfort, good durability, and low VOC emissions.
3.3 Furniture and Household Products
LED-103 Polyurethane foaming materials suitable for sofas, mattresses, pillows and other furniture products, can provide excellent comfort and durability.
Application Case: High Resilience Mattress
- Formula Features: High rebound soft bubbles, moderate density.
- Performance Advantages: Good support, good breathability, and long service life.
3.4 Electronic packaging materials
In the electronics industry, LED-103 can be used to prepare polyurethane packaging materials to protect electronic components from environmental factors.
Application Case: Electronic Component Packaging
- Formula Features: Low-density hard bubbles, good insulation performance.
- Performance Advantages: Waterproof, moisture-proof, and high temperature resistant.
3.5 Medical and sanitary supplies
LED-103 can also be used to prepare medical foam materials, such as surgical pads, medical mattresses, etc., to meet the high requirements of the medical industry for material safety and comfort.
Application case: Medical mattress
- Formula Features: Antibacterial soft bubbles, moderate density.
- Performance Advantages: Good antibacterial performance, easy to clean, and high comfort.
IV. The role of LED-103 in customized formulas
4.1 Basic principles of formula design
In the production of polyurethane products, formula design is a key link. As a multifunctional catalyst, LED-103 can adjust the formula according to customer needs to meet the performance requirements of different products. The following are the basic principles of formula design:
- Determine product performance targets: such as density, hardness, resilience, etc.
- Select suitable raw materials: including polyols, isocyanates, foaming agents, etc.
- Optimize the catalyst dosage: Adjust the amount of LED-103 according to the reaction speed and foam structure.
- Test and Verification: Pass the small and medium tests to verify the feasibility of the formula.
4.2 The relationship between the dosage and performance of LED-103
The amount of LED-103 is used directly affecting the rate of polyurethane foaming reaction and foam structure. The following is the relationship table of LED-103 usage and performance:
| LED-103 dosage (%) | Response speed | Foam structure | Product Performance |
|---|---|---|---|
| 0.1-0.3 | Slower | Coarse | Low density |
| 0.3-0.5 | Moderate | Alternate | Medium density |
| 0.5-0.8 | Fastest | Delicate | High density |
4.3 Customized distribution plan example
The following is a customized formula for preparing high rebound car seat foam:
| Raw Material Name | Doing (%) | Function Description |
|---|---|---|
| Polyol | 60 | Providing foam body structure |
| Isocyanate | 40 | React with polyol to form polyurethane |
| LED-103 | 0.5 | Adjust the reaction speed and optimize the foam structure |
| Frothing agent | 2 | Create bubbles and form foam |
| Stabilizer | 1 | Improve foam stability |
| Flame retardant | 3 | Improve the flame retardant performance of products |
V. Precautions for using LED-103
5.1 Storage and Transport
- Storage in a cool and dry place to avoid direct sunlight.
- Prevent severe vibration and high temperatures during transportation.
5.2 Safe Operation
- Wear protective gloves and goggles when in use.
- Avoid direct contact with the skin and eyesIf you accidentally touch your eyes, rinse them immediately with clean water.
5.3 Environmental protection and waste treatment
- LED-103 is a low VOC product, but the waste still needs to be disposed of in accordance with local environmental regulations.
- Waste packaging should be recycled in a classified manner.
VI. Future development trends
As the continuous expansion of the application field of polyurethane materials, the demand for high-efficiency catalysts such as LED-103 will continue to grow. In the future, the research and development direction of LED-103 will focus on the following aspects:
- Higher performance: Improve catalytic efficiency and reduce dosage.
- More environmentally friendly: Further reduce VOC emissions and develop bio-based catalysts.
- Widely wider application: Expand to emerging fields such as new energy, aerospace, etc.
Conclusion
LED-103, as a multifunctional polyurethane foaming catalyst, has become an important raw material in the production of polyurethane products due to its advantages such as high efficiency, environmental protection, customized adaptation. Through rational design of formulas and optimized processes, LED-103 can meet the performance requirements of polyurethane products in different fields, providing strong support for industry development.
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