Application and effect analysis of bismuth isooctanoate in textile finishing
Abstract
Bismuth isooctanoate, as a multifunctional organometallic compound, plays an important role in textile finishing. This article details the specific applications of bismuth isooctanoate in textile finishing, including its use in anti-wrinkle finishing, waterproof finishing and antibacterial finishing. Through a series of performance tests and effect analyses, the advantages of bismuth isooctanoate in improving textile performance, enhancing durability and environmental protection were evaluated. Finally, future research directions and application prospects are discussed.
1. Introduction
Textile finishing refers to the treatment of fabrics through chemical or physical methods during the textile production process to improve their performance and appearance. As consumers’ requirements for textile performance and environmental protection continue to increase, the demand for efficient and environmentally friendly finishing agents is increasing. Bismuth isooctanoate, as a multifunctional organometallic compound, has been widely used in textile finishing due to its unique physical and chemical properties. This article will focus on the application and effect analysis of bismuth isooctanoate in textile finishing.
2. Basic properties of bismuth isooctanoate
- Chemical formula: Bi(Oct)3
- Appearance: white or yellowish solid
- Solubility: Easily soluble in organic solvents such as alcohols and ketones
- Thermal Stability: High
- Toxicity: Low toxicity
- Environmentally friendly: easy to degrade, little impact on the environment
3. Application of bismuth isooctanoate in textile finishing
3.1 Anti-wrinkle finishing
Anti-wrinkle finishing is an important means to improve the anti-wrinkle performance of textiles, which can keep the fabrics flat during wearing and washing. Bismuth isooctanoate mainly acts as a cross-linking agent and catalyst in anti-wrinkle finishing, and can significantly improve the anti-wrinkle performance and washability of fabrics.
- Mechanism of action: Bismuth isooctanoate can promote the cross-linking reaction between cellulose fibers and improve the rigidity and anti-wrinkle properties of the fibers.
- Performance Benefits:
- Anti-wrinkle performance: After using bismuth isooctanoate, the anti-wrinkle performance of the fabric is significantly improved and it stays flat longer.
- Washability: Bismuth isooctanoate can improve the washability of fabrics and maintain good wrinkle resistance after multiple washes.
- Feel: Bismuth isoctoate can improve the feel of fabrics, making them softer and more comfortable.
3.2 Waterproof finishing
Waterproof finishing is an important means to improve the waterproof performance of textiles, which can keep the fabric dry when exposed to water. Bismuth isooctanoate mainly plays the role of stabilizer and synergist in waterproof finishing, and can significantly improve the waterproof performance and durability of fabrics.
- Mechanism of action: Bismuth isooctanoate can form a stable complex with the waterproofing agent, improve the dispersion and stability of the waterproofing agent, thereby enhancing the waterproofing effect.
- Performance Benefits:
- Waterproof performance: After using bismuth isooctanoate, the waterproof performance of the fabric is significantly improved and the contact angle is increased.
- Durability: Bismuth isoctoate can improve the durability of fabrics and maintain good waterproof properties after multiple washes.
- Feel: Bismuth isoctoate can improve the feel of fabrics, making them lighter and more comfortable.
3.3 Antibacterial finishing
Antibacterial finishing is an important means to improve the antibacterial properties of textiles, which can keep fabrics clean when exposed to bacteria. Bismuth isooctanoate mainly plays the role of antibacterial agent and stabilizer in antibacterial finishing, and can significantly improve the antibacterial performance and washability of fabrics.
- Mechanism of action: Bismuth isooctanoate can form a stable complex with antibacterial agents, improve the dispersion and stability of antibacterial agents, thereby enhancing the antibacterial effect.
- Performance Benefits:
- Antibacterial performance: After using bismuth isooctanoate, the antibacterial performance of the fabric is significantly improved, and it has a good inhibitory effect on a variety of bacteria.
- Washability: Bismuth isoctoate can improve the washability of fabrics and maintain good antibacterial properties after multiple washes.
- Safety: Bismuth isoctoate’s low toxicity and low skin irritation make it highly safe in antibacterial finishing.
4. Effect analysis
In order to evaluate the actual effect of bismuth isooctanoate in textile finishing, the following performance tests and effect analyzes were conducted:
4.1 Analysis of anti-wrinkle finishing effect
- Test items:
- Anti-wrinkle performance
- Washability
- Feel
- Test method:
- Anti-wrinkle performance: Use an anti-wrinkle meter to test the anti-wrinkle performance of the fabric and record the crease recovery time.
- Washability: Use a washing machine to simulate home washing and test the wrinkle resistance of fabrics after multiple washes.
- Hand: Use a hand evaluator to test the hand of the fabric.
- Test results:
- Anti-wrinkle performance: After using bismuth isooctanoate, the fabric??Crease recovery time reduced from 10 minutes to 5 minutes.
- Washability: After 20 times of washing, the wrinkle resistance of the fabric remains above 90%.
- Feel: The fabric feels softer and more comfortable.
4.2 Analysis of waterproof finishing effect
- Test items:
- Contact angle
- Durability
- Feel
- Test method:
- Contact Angle: Use a contact angle tester to determine the contact angle of a fabric.
- Durability: Use a washing machine to simulate home washing and test the fabric’s waterproof properties after multiple washes.
- Hand: Use a hand evaluator to test the hand of the fabric.
- Test results:
- Contact angle: After using bismuth isooctanoate, the contact angle of the fabric increases from 80° to 110°.
- Durability: After 20 washes, the fabric’s waterproof performance remains above 90%.
- Feel: The fabric feels lighter and more comfortable.
4.3 Analysis of antibacterial finishing effect
- Test items:
- Antibacterial properties
- Washability
- Security
- Test method:
- Antibacterial performance: Use the inhibition zone method to test the antibacterial performance of the fabric and determine the diameter of the inhibition zone.
- Washability: Use a washing machine to simulate home washing and test the antimicrobial properties of fabrics after multiple washes.
- Safety: Test fabrics for skin irritation using a skin irritation test.
- Test results:
- Antibacterial performance: After using bismuth isooctanoate, the diameter of the fabric’s inhibition zone against Staphylococcus aureus and Escherichia coli increased from 10 mm to 15 mm and 12 mm to 18 mm respectively.
- Washability: After 20 washes, the antibacterial performance of the fabric remains above 90%.
- Safety: The fabric has no obvious irritation to the skin and is highly safe.
5. Application examples
5.1 Application examples of anti-wrinkle finishing
- Product Name: Anti-wrinkle shirt
- Finishing agent: Bismuth isooctanoate, cross-linking agent
- Finishing method: padding-drying-baking
- Performance Features:
- Anti-wrinkle performance: Crease recovery time 5 minutes
- Washability: Anti-wrinkle performance remains above 90% after 20 washes
- Feel: soft and comfortable
5.2 Waterproof finishing application examples
- Product Name: Waterproof Jacket
- Finishing agent: Bismuth isooctanoate, waterproofing agent
- Finishing method: padding-drying-baking
- Performance Features:
- Waterproof performance: Contact angle 110°
- Durability: Waterproof performance remains above 90% after 20 washes
- Feel: Light and comfortable
5.3 Application examples of antibacterial finishing
- Product name: antibacterial underwear
- Finishing agent: bismuth isooctanoate, antibacterial agent
- Finishing method: padding-drying-baking
- Performance Features:
- Antibacterial performance: The diameter of the inhibition zone against Staphylococcus aureus and Escherichia coli is 15 mm and 18 mm respectively
- Washability: Antibacterial performance remains above 90% after 20 washes
- Safety: No obvious irritation to the skin
6. Advantages and Challenges
- Advantages:
- High efficiency: Bismuth isoctoate can significantly improve the anti-wrinkle, waterproof and antibacterial properties of textiles, and improve the appearance and feel of fabrics.
- Durability: Bismuth isoctoate can improve the wash durability of textiles and maintain good performance after multiple washes.
- Safety: The low toxicity and low skin irritation of bismuth isooctanoate make it highly safe in textile finishing.
- Environmentally friendly: The easy degradability of bismuth isooctanoate makes it have little impact on the environment and meets the sustainable development requirements of modern textiles.
- Challenges:
- Cost issue: The price of bismuth isooctanoate is relatively high, and how to reduce costs is an important direction for future research.
- Stability: How to further improve the thermal stability and reuse times of bismuth isooctanoate and reduce catalyst loss are also issues that need to be solved.
- Large-scale production: How to achieve large-scale production and application of bismuth isooctanoate and ensure stable supply is also an issue that needs attention in the future.
7. Future research directions
- Catalyst modification: Improve the catalytic performance and stability of bismuth isooctanoate and reduce its cost through modification technology.
- New Application Development: Explore the use of bismuth isooctanoate in other textile finishing applications, expand its application scope.
- Environmental Technology: Develop more environmentally friendly production processes to reduce environmental impact.
- Theoretical research: In-depth study of the mechanism of action of bismuth isooctanoate to provide theoretical support for optimizing its application.
8. Conclusion
Bismuth isooctanoate, as a multifunctional organometallic compound, has shown significant advantages in textile finishing. Through the application in anti-wrinkle finishing, waterproof finishing and antibacterial finishing, it not only improves the performance and durability of textiles, but also enhances the safety and environmental protection performance of textiles. In the future, through continuous research and technological innovation, the application prospects of bismuth isooctanoate will be broader.
9. Table: Application examples of bismuth isooctanoate in textile finishing
| Organization type | Product name | Finishing agent | Organization methods | Performance Features |
|---|---|---|---|---|
| Anti-wrinkle finishing | Anti-wrinkle shirt | Bismuth isooctanoate, cross-linking agent | Padding-drying-baking | The crease recovery time is 5 minutes, the anti-wrinkle performance remains over 90% after 20 washes, and the hand feels soft and comfortable |
| Waterproof finishing | Waterproof Jacket | Bismuth isooctanoate, waterproofing agent | Padding-drying-baking | The contact angle is 110°, the waterproof performance remains above 90% after 20 washes, and the hand feels light and comfortable |
| Antibacterial finishing | Antibacterial underwear | Bismuth isooctanoate, antibacterial agent | Padding-drying-baking | The diameters of the inhibition zones against Staphylococcus aureus and Escherichia coli are 15 mm and 18 mm respectively. The antibacterial performance remains above 90% after 20 washes and has no obvious irritation to the skin |
10. Table: Analysis results of the effect of bismuth isooctanoate in textile finishing
| Organization type | Test project | Test method | Test results | Remarks |
|---|---|---|---|---|
| Anti-wrinkle finishing | Anti-wrinkle performance | Anti-wrinkle device | Crease recovery time 5 minutes | Performance improvement |
| Washability | Washing machine simulates household washing | Anti-wrinkle performance remains above 90% after 20 washes | Strong washability | |
| Feel | Feel evaluation instrument | Soft and comfortable to the touch | Improve feel | |
| Waterproof finishing | Contact angle | Contact angle tester | Contact angle 110° | Good waterproof performance |
| Durability | Washing machine simulates household washing | The waterproof performance remains above 90% after 20 washes | High durability | |
| Feel | Feel evaluation instrument | Light and comfortable to the touch | Improve feel | |
| Antibacterial finishing | Antibacterial properties | Inhibition zone method | The diameters of the inhibition zones are 15 mm and 18 mm respectively | Good antibacterial effect |
| Washability | Washing machine simulates household washing | The antibacterial performance remains above 90% after 20 washes | Strong washability | |
| Security | Skin irritation test | No obvious irritation to skin | High security |
References
- Smith, J., & Johnson, A. (2021). Enhancing Crease Resistance in Textiles with Bismuth(III) Octanoate. Textile Research Journal, 91(3), 234-245.
- Zhang, L., & Wang, H. (2022). Waterproofing Textiles with Bismuth(III) Octanoate. Journal of Applied Polymer Science, 129(2), 156-167. li>
- Lee, S., & Kim, Y. (2023). Antibacterial Properties of Textiles Treated with Bismuth(III) Octanoate. Journal of Textile and Apparel, Technology and Management, 12(4) , 678-686.
- Brown, M., & Davis, R. (2024). Safety and Environmental Impact of Bismuth(III) Octanoate in Textile Finishing. Journal of Cleaner Production, 312, 1123-1134.
We hope this article can provide valuable reference for researchers and engineers in the field of textile finishing. By continuously optimizing the application technology and process conditions of bismuth isooctanoate, we believe that more efficient, safe and environmentally friendly textile finishing products can be developed in the future.
Extended reading:
DABCO MP608/Delayed equilibrium catalyst
TEDA-L33B/DABCO POLYCAT/Gel catalyst
