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Light Stabilizer 622: Everything You Need to Know

What is Light Stabilizer 622?

What is Light Stabilizer 622?

Light Stabilizer 622, scientifically known as Bis(2,2,6,6-tetramethyl-4-piperidinyl) sebacate, is a hindered amine light stabilizer (HALS) that is widely used to protect polymers from degradation caused by exposure to light and heat. Often employed in thin-section applications, this stabilizer is characterized by its excellent light stability and resistance to extraction. It finds broad applications in many industries, including plastics, coatings, and adhesives, due to its high thermal stability and compatibility with a variety of polymer materials.

Understanding the chemical structure of light stabilizer 622

Light Stabilizer 622, or Bis(2,2,6,6-tetramethyl-4-piperidinyl) sebacate, possesses a unique chemical structure that contributes to its high performance as a light stabilizer. The primary components of its structure can be broken down as follows:

  1. Sebacic Acid Backbone: This ten-carbon dicarboxylic acid core provides the structural framework for light stabilizer 622. It’s responsible for the compound’s excellent thermal stability and resilience under extreme conditions.
  2. 2,2,6,6-Tetramethyl-4-piperidinyl Groups: Attached to the sebacic acid backbone are two 2,2,6,6-tetramethyl-4-piperidinyl groups. These bulky groups are essentially what make light stabilizer 622 a hindered amine light stabilizer (HALS). They provide the compound’s light-stabilizing properties by efficiently absorbing and neutralizing harmful UV radiation.
  3. Ester Linkages: The 2,2,6,6-tetramethyl-4-piperidinyl groups are linked to the sebacic acid backbone through ester linkages. These linkages provide a balance of rigidity and flexibility, contributing to the material’s durability and resistance to extraction.

Understanding this complex chemical structure is critical to appreciating how light stabilizer 622 works to protect polymers from light and heat degradation.

Applications calling for low volatility of light stabilizer 622

Light Stabilizer 622 is a highly stable and low-volatility additive, making it ideal for applications requiring high thermal stability. It is commonly used in the manufacture of polyolefins, such as polypropylene and high-density polyethylene, due to its excellent heat stability. It is also suitable for thin-layer and thick-section applications, offering resistance to extraction and migration. Additionally, Light Stabilizer 622 finds value in long-life industrial finishes and automotive coatings.

The role of hindered amine light stabilizers (HALS) in light stabilizer 622

Hindered Amine Light Stabilizers (HALS) play an integral role in the functionality of light stabilizer 622, contributing to its effectiveness in several ways:

  1. UV Radiation Absorption: The primary role of HALS, including the 2,2,6,6-Tetramethyl-4-piperidinyl groups in light stabilizer 622, is to absorb harmful UV radiation. This prevents the UV rays from degrading the polymers.
  2. Thermal Stability: HALS compounds, inherent in light stabilizer 622, contribute to its high thermal stability, making it suitable for applications that require resilience to high temperatures.
  3. Durability: The presence of HALS in light stabilizer 622 enhances its durability. This is owing to the balance of rigidity and flexibility offered by the ester linkages, which connect the 2,2,6,6-Tetramethyl-4-piperidinyl groups to the sebacic acid backbone.
  4. Resistance to Migration: HALS, due to their bulky structure, offer resistance to migration and extraction, making light stabilizer 622 ideal for long-term applications.

Understanding the role of HALS in light stabilizer 622 provides insight into its broad utility in industries such as manufacturing, automotive coatings, and more.

Effective use of light stabilizer 622 in UV protection

Light stabilizer 622 offers adequate UV protection by absorbing harmful radiation and preventing polymer degradation. To ensure optimal protection, evenly distribute it within the polymer matrix and adjust the concentration based on application requirements. Higher concentrations may be needed for outdoor use. By strategically utilizing light stabilizer 622, polymers can maintain quality and longevity when exposed to UV radiation.

How Light Stabilizer 622 contributes to stability in different materials

Light stabilizer 622 lends its stability to various materials, owing to its UV absorption properties and its inherent thermal stability. Polyolefins, such as polyethylene and polypropylene, provide excellent light stability, preventing degradation and discoloration due to UV exposure. In styrenics, including ABS, SAN, and ASA, it enhances the material’s durability by offering resistance to UV-induced yellowing and surface cracking. Furthermore, in polyamides and polyurethanes, light stabilizer 622’s high thermal stability proves invaluable, effectively countering any heat-induced degradation. Lastly, in PVC applications, it curbs degradation by absorbing harmful UV radiation, thereby preventing the breakdown of the material’s molecular structure. Thus, across a broad spectrum of materials, light stabilizer 622 contributes to their overall stability.

Product Description and Review

Product Description and Review

Assessing the technical aspects of light stabilizer 622

Light stabilizer 622 is a highly effective UV absorber and thermal stabilizer for polymers. It offers excellent protection against UV-induced degradation, ensuring the preservation of mechanical properties and color. With good solubility and compatibility, it’s easy to incorporate into polymer processing. Caution should be taken during high-temperature processes to prevent sublimation. It’s a reliable choice for complex stabilization systems, but its impact on overall material performance should be evaluated for specific applications and polymer substrates.

Availability and price range of light stabilizer 622 in the market

Light stabilizer 622 is widely available in the market through various chemical distributors and online platforms. It is typically supplied in 25 kg bags or large containers for industrial use. The pricing of light stabilizer 622 can vary considerably, depending on the quantity purchased, the quality of the product, and the supplier’s location. As of the current market status, prices generally range from $15 to $25 per kilogram. However, it is always advisable to request quotes from multiple suppliers to ensure competitive pricing. Additionally, potential buyers should consider the supplier’s credibility, product quality, and customer service when making their purchasing decisions.

Examining the Material Safety Data Sheets (MSDS) for light stabilizer 622

The Material Safety Data Sheet (MSDS) for light stabilizer 622 provides essential safety information, highlighting proper handling and storage, potential hazards, and emergency procedures. While it is not classified as a hazardous substance, precautions should still be taken to avoid contact with eyes, skin, or inhalation of dust. It should be stored in a tightly closed container in a cool, dry, well-ventilated area. Fire-fighting measures include the use of dry chemicals, carbon dioxide, or foam. Always refer to the MSDS for safe usage and handling.

Understanding the product description and specifications of light stabilizer 622

Light Stabilizer 622, also known as Poly(2,2,6,6-tetramethyl-4-piperidyl sebacate), is a highly effective hindered amine light stabilizer (HALS) used in polyolefins. It provides superior protection against gloss reduction, cracking, blistering, delamination, and color change. With its versatile properties, it is widely used across various industrial applications. It is essential to follow the manufacturer’s guidelines and adjust its usage based on specific requirements.

Explore Information About Light Stabilizer 622

Application and Contact Information

Exploring the diverse applications of Light Stabilizer 622 in various industries

Light Stabilizer 622 finds extensive use in a variety of industrial applications due to its versatile properties and superior protection against environmental degradation. Here are some critical applications:

  1. Polymer Industry: It is predominantly used in polyolefins, such as polyethylene and polypropylene, to improve their light-fastness properties.
  2. Coatings: This light stabilizer is used in varnishes and paints to prevent color change and maintain the gloss.
  3. Automotive Industry: In the automotive sector, it is used in interior and exterior parts to prevent discoloration and maintain the structural integrity of the materials exposed to sunlight.
  4. Packaging Materials: It is also incorporated in packaging materials to prevent the degradation caused by exposure to light, thus extending the shelf-life of the packaged products.
  5. Synthetic Fibers: In synthetic fiber manufacturing, Light Stabilizer 622 is used to enhance the UV resistance, preventing fiber degradation and color fading.
  6. Agriculture: In agricultural films and greenhouse covers, this stabilizer is used to protect the materials from sunlight-induced degradation, thereby increasing their longevity.

Remember, always refer to the manufacturer’s instructions or a qualified professional to determine the correct usage for each specific application.

Compatibility with different materials and the effect on stability

Light Stabilizer 622 exhibits varied compatibility and impact on stability with other materials:

  1. Polyolefins: It shows excellent compatibility with polyolefins like polyethylene and polypropylene, significantly enhancing their light stability and longevity.
  2. Polystyrene: With polystyrene, this stabilizer exhibits good compatibility, preventing yellowing and maintaining the material’s structural stability under UV light.
  3. Polyvinyl Chloride (PVC): In PVC, it demonstrates moderate compatibility. While it provides UV protection, it may affect the overall stability of the PVC, requiring careful dosage.
  4. Polyurethane (PU): Light Stabilizer 622 has excellent compatibility with PU, contributing to improved light stability and extended service life of PU products.
  5. Epoxy Resins: Epoxy resins show good compatibility, offering protection against UV light and improving the stability and life span of the material.
  6. Rubber: Its compatibility with rubber is good; it helps maintain color and structural stability when exposed to sunlight.

For the most effective results, it is highly recommended to consult the manufacturer’s guidelines or a material science expert to determine the correct usage and quantity of Light Stabilizer 622 for each specific material.

Using light stabilizer 622 in food, packaging, and other sensitive applications

In the realm of food, packaging, and other sensitive applications, Light Stabilizer 622 offers crucial benefits. However, its suitability and effectiveness can differ among various applications:

  1. Food Packaging: Light Stabilizer 622 provides excellent protection for food packaging materials, especially those exposed to sunlight. It prevents color change and material degradation, extending the shelf life of packaged products. However, its use must align with food safety regulations.
  2. Pharmaceutical Packaging: It helps in preserving the integrity of pharmaceutical packaging, safeguarding medicines from UV-induced degradation. The use of this stabilizer in pharmaceutical applications must comply with health and safety regulations.
  3. Cosmetic Packaging: This light stabilizer is effective in cosmetic packaging, particularly in preventing discoloration and maintaining the stability of the packaging material, thereby preserving the product’s quality over time.
  4. Agricultural Films: In agricultural films, it prevents the plastic’s degradation from UV radiation, contributing to increased durability and life span.
  5. Sensitive Electronic Components: It assists in protecting sensitive electronic components from UV-induced damage, helping to ensure their longevity and reliability.
  6. Automotive Interiors: For automotive interiors exposed to sunlight, Light Stabilizer 622 helps in maintaining the color and structural stability of material over time.

For all these applications, it’s imperative to adhere to relevant regulations and guidelines and to determine the appropriate dosage of Light Stabilizer 622.

Assessing the hot migration and effectiveness of light stabilizer 622 in different scenarios

Hot migration, specifically the movement of Light Stabilizer 622 from the interior to the surface, plays a crucial role in various industries. It effectively protects materials from UV radiation, maintaining their integrity and preventing degradation. Whether it’s in food packaging, pharmaceuticals, cosmetics, agricultural films, sensitive electronic components, or automotive interiors, Light Stabilizer 622’s hot migration ensures longevity and reliability without compromising product quality. Careful regulation is necessary to ensure no adverse effects on the end consumer.

Tinuvin 622: Chemical Properties and Technical Details

Tinuvin 622: Chemical Properties and Technical Details

Comparing Tinuvin 622 with other light stabilizers in terms of effectiveness

When compared with other light stabilizers, Tinuvin 622 demonstrates superior performance in several aspects:

  1. Effectiveness Against UV Radiation: Unlike many other light stabilizers, Tinuvin 622 provides comprehensive protection against different types of UV radiation, thereby offering better protection for the materials.
  2. Heat Resistance: Tinuvin 622 displays exceptional resistance to high temperatures, making it an ideal additive for products used in hot environments.
  3. Chemical Stability: The chemical stability of Tinuvin 622 surpasses that of many others. This ensures its effectiveness is retained for a more extended period, even in challenging conditions.
  4. Compatibility: Tinuvin 622 is compatible with a wide range of substrates, making it a versatile choice in various industrial applications.
  5. Minimal Color Distortion: Some light stabilizers can cause discoloration in the product. However, Tinuvin 622 causes minimal color change, preserving the aesthetic quality of the product.

In terms of effectiveness, while other light stabilizers may excel in one or two areas, Tinuvin 622 provides a more comprehensive, well-rounded solution. It’s crucial to consider these attributes while choosing a light stabilizer for different industrial applications.

Understanding the chemical composition and properties of inulin 622

Tinuvin 622 is a polymeric sterically hindered amine light stabilizer (HALS) with unique properties. Its high molecular weight and polymeric nature provide excellent UV protection, durability, and resistance to extraction. The compound’s chemical stability, heat and light resilience, and minimal discoloration make it a superior choice. Tinuvin 622 showcases the intricate relationship between chemical composition and performance attributes.

Assessing the role of Hals 622 in various applications

The role of HALS 622, or Tinuvin 622, makes it a preferred choice in various applications across industries. Below is a list of some notable applications:

  1. Plastics: Owing to its excellent UV protection and durability, Tinuvin 622 is widely used in the stabilization of plastics. It helps to extend the service life of plastic products exposed to sunlight and weathering, ensuring their integrity and aesthetics are preserved for extended periods.
  2. Coatings: The chemical stability and heat resistance of Tinuvin 622 make it an ideal additive in coatings. It enhances the longevity of the coatings, maintaining their appearance and protective properties even in harsh environmental conditions.
  3. Automotive materials: The minimal color distortion property of Tinuvin 622 is crucial in automotive applications where maintaining the original color and appearance of materials is essential. It is also resistant to extraction, which is a critical factor in automotive applications where materials are often exposed to various types of liquids and solvents.
  4. Synthetic fibers and textiles: Tinuvin 622’s resistance to extraction and its UV protective properties make it an ideal additive in synthetic fibers and textiles, particularly those meant for outdoor use. It helps to prevent color fading and degradation of the fibers, thus enhancing the lifespan of the fabrics.

These applications are just the tip of the iceberg. The broad compatibility of Tinuvin 622 with various substrates opens up countless possibilities for its use in diverse industrial applications.

Exploring the technical specifications and data of Tinuvin 622

Tinuvin 622 LD is a high molecular weight hindered amine light stabilizer (HALS) known for its excellent thermal stability. It exhibits low volatility at high temperatures and high resistance to extraction. Compatible with various polymers, it can be easily incorporated into the polymer matrix. With a typical usage level of 0.1% to 0.5% by weight, Tinuvin 622 LD is commonly used in combination with other antioxidants and UV absorbers to enhance performance in a wide range of applications.

Impact of inulin 622 on the aging process in different materials

Tinuvin 622 has a significant effect on the aging process of various materials, mainly due to its light-stabilizing properties:

  1. Polymer Materials: Tinuvin 622 slows down the degradation process of polymers exposed to UV light, prolonging the lifespan of these materials. It also prevents discoloration and maintains the physical properties of the polymer.
  2. Automotive Materials: In the automotive industry, Tinuvin 622 helps to maintain the original color and appearance of materials that are regularly exposed to sunlight. It also increases their resistance against various solvents and liquids.
  3. Synthetic Fibers and Textiles: The use of Tinuvin 622 in synthetic fibers and textiles helps to protect these materials from color fading and fiber degradation. This is particularly beneficial for outdoor textiles, which are often exposed to harsh sunlight.
  4. Coatings and Adhesives: Tinuvin 622 is highly resistant to extraction, making it a valuable addition to coatings and adhesives that are exposed to severe environmental conditions. It helps to maintain the integrity of these materials by preventing degradation caused by UV light.
  5. Plastics: Given its excellent thermal stability, Tinuvin 622 works well to protect plastics from UV-induced degradation while maintaining their mechanical and optical properties.

These examples illustrate the broad scope of Tinuvin 622’s impact on the aging process of different materials, reinforcing its value in diverse industrial applications.

Light Stabilizer 622 in Different Industries

Light Stabilizer 622 in Different Industries

Examining the use of 622 in plastic, elastomer, and polyurethane industries

Plastic Industry

In the plastic industry, Tinuvin 622 acts as an effective light stabilizer. Due to its excellent thermal stability and resistance to extraction, it helps maintain the mechanical and optical properties of plastics. This is crucial for products that are continually exposed to UV radiation, ensuring their longevity and durability.

Elastomer Industry

Elastomers, often subjected to harsh environmental conditions, greatly benefit from Tinuvin 622. It aids in preventing the degradation of elastomers exposed to UV light, thereby enhancing their service life. It also helps to retain their elasticity and resistance to solvents, contributing to the overall performance of the elastomeric products.

Polyurethane Industry

In the polyurethane industry, Tinuvin 622 is used to protect the material from UV-induced degradation. It preserves the physical properties of polyurethanes and prevents discoloration. This is especially important for maintaining the aesthetics and functionality of polyurethane products, such as furniture and insulation materials, that are regularly exposed to sunlight.

Assessing the impact of light stabilizer 622 in the polypropylene market

In the polypropylene market, the application of Tinuvin 622 offers substantial advantages in terms of product longevity and quality. Polypropylene, widely used in packaging, automotive, and construction industries, is highly susceptible to UV degradation. The incorporation of Tinuvin 622 in polypropylene manufacturing helps counteract this degradation. It ensures the preservation of both the mechanical and optical properties of polypropylene products, preventing discoloration and maintaining structural integrity, even under prolonged UV exposure. This improved durability significantly enhances the competitiveness of polypropylene products in various markets, thereby reinforcing the importance of Tinuvin 622 as a light stabilizer in the polypropylene industry.

Applications of 622 in polyethylene, polyamide, and other resin-based industries

Tinuvin 622 is a widely used additive in various industries, including polyethylene, polyamide, polystyrene, and polycarbonate. It enhances the resistance to UV radiation, prolonging the lifespan of products such as plastic bags, containers, fabric, automotive parts, and more. Its application ensures improved weather resistance, prevents discoloration, and maintains optical properties and impact resistance. Overall, Tinuvin 622 plays a critical role in enhancing the performance and longevity of a wide range of products.

Effectiveness of light stabilizer 622 in film and packaging materials

In the realm of film and packaging materials, the efficacy of light stabilizer 622 is highly commendable. Here are some critical areas of effectiveness:

  1. UV Protection: Tinuvin 622 acts as a potent UV absorber, shielding the materials from harmful UV radiation, which could lead to discoloration and degradation of mechanical properties.
  2. Color Stability: It prevents yellowing and loss of brightness in film and packaging materials, ensuring that the aesthetic appeal of products remains intact throughout their lifecycle.
  3. Increased Lifespan: By enhancing the materials’ resistance to environmental factors like UV radiation, the stabilizer effectively extends the useful life of film and packaging products.
  4. Material Integrity: The stabilizer helps to preserve the structural properties of materials, maintaining their texture, tensile strength, and overall quality, even under harsh climatic conditions.
  5. Cost-Effective: The use of Tinuvin 622 leads to fewer product returns due to damage, thus reducing costs associated with waste and customer dissatisfaction.

Industrial applications calling for the use of light stabilizer 622

Light stabilizer 622 (Tinuvin 622) is used across diverse industrial applications due to its effective UV radiation absorption properties. In the automotive industry, it is integrated into plastic parts exposed to sunlight, such as dashboards, exterior panels, and headlights, to prevent discoloration and maintain structural integrity. In the textile industry, it is used in synthetic fabrics to avoid UV-induced color degradation and retain the fabric’s strength. In the construction industry, stabilizers are added to polycarbonate sheets, widely used for roofing and cladding, to enhance their weather resistance and lifespan. Lastly, in the agriculture industry, Tinuvin 622 is incorporated into greenhouse films, ensuring longevity in harsh sunlight exposure. Therefore, the use of light stabilizer 622 is vital in these industries for the production of superior, durable, and aesthetically pleasing products.


  1. UV Stabilizer 101: Everything You Need to Know – A comprehensive guide that provides an overview of what UV stabilizers are, how they work, and the benefits they provide.
  2. Light Stabilizer 622, Hindered Amine | Tinuvin 622 (Ciba) – Provides specific information about Light Stabilizer 622, including its FDA approval for use in food packages and recommended dosage.
  3. Hindered Amine Light Stabilizer 622 – Another source highlighting the FDA approval of Light Stabilizer 622 for use in food packages, reinforcing its safety and reliability.
  4. Light Stabilizer UV-622 – Disheng Technology – Details the composition of Light Stabilizer UV-622, providing a deeper understanding of its chemical makeup.
  5. Suqian-Light Stabilizer 622 – Polymer Additives – Discusses the use of Light Stabilizer 622 in various materials, broadening its application scope.
  6. Light Stabilizer 622, tech., 1x5g – Provides practical information about the product packaging, storage recommendations, and testing.
  7. A novel method for the direct detection of light stabilizer… – An academic article that presents a new method for detecting Tinuvin 622 in polymer additives, offering insights into analytical techniques related to the product.
  8. A novel method for the direct detection of light stabilizer… – Another scholarly source discussing the same novel detection method, validating the findings of the previous source.
  9. TINUVIN® 622 by BASF Formulation Additives – Manufacturer’s product page providing detailed information about TINUVIN® 622, its properties, and applications.
  10. Google Scholar – A search portal for scholarly literature, which includes a number of papers and articles studying the chemical properties and applications of Light Stabilizer 622.

Recommended Reading: Tinuvin 292: Understanding the Advantages of This Specialty Chemical

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