High-Performance Optical Brightener KSN for Enhanced Visual Clarity

• Customization: Available
• CAS No.: 5242-49-9
• Formula: C29h20n2o2
• Model NO.: KSN
• EINECS: 226-044-2
• Color: Yellow
• Kind: Optical Brightener
• Appearance: Powder
• Purity: 98min
• Melting Point: 300min
• Volatile Conten: 0.3max
• Ash Content: 0.1max
• Transport Package: Bag
• Specification: 25KG/BAG
• Origin: China
• HS Code: 3204200000
• Production Capacity: 3000mts/Month

Product Description

 

Product Description

Optical Birhgtenr KSN

Optical Birhgtenr KSN
Optical Brightener KSN is a fluorescent brightener chemically known as 4,4-bis(5-methyl-2-benzoxazolyl)stilbene, CAS No. 5242-49-9, which is usually a pale yellow or yellowish-green crystalline powder with a melting point in the range of 269-271°C (slight variations may occur from source to source).
Its chemical structure is similar to that of another common whitener, OB-1, but it is superior in certain properties (e.g., heat resistance, compatibility).

 

 

_{Technical index}

Item	Index
Appearance	yellow green powder
Purity,%	98min
Melting point,°C	300min
Volatile conten,%	0.3max
Ash content,%	0.1max
Fineness.mesh	325min

Applications

 

Application Methods:
Recommended quantity:
1000kg raw material.
1. 5~20g into transparent plastics.
2.100~200g into polyester fibers.

Application
1. Used on polyester, nylon fiber and terylen chemical fiber.optical brighteners for paint

2. Used on engineering plastic at high temperature as PET, PBT, PC, ABS, PA.

3. Used on PVC, PE, PS, PP, EVA, etc .

Packaging & Shipping

1.Packing:

25kg/bag

2.Storage:
It should be stored in a cool, dry and well-ventilated place, avoiding direct sunlight and high temperature.

Maintain a low humidity environment (20%-70% recommended) to prevent the product from moisture deterioration.

Ensure the package is sealed during storage to avoid external contaminants.

Keep away from open flames, hot objects and chemical pollutants (e.g. grease, acids and alkalis).

3.Transportation:
During transportation, the package should be kept upright and avoided to be put upside down, exposure to direct sunlight or humid environment should be avoided, the package should be carried and put down gently during transportation, avoiding violent vibration or impact, avoiding high temperature environment, and it is recommended to be transported at room temperature (5°C to 30°C) to prevent the product performance from being damaged.

 

 

About us

Company Profile

XTONG chemical employs veteran chemical engineers who are capable of conducting product evaluations and performance demonstrations both in the laboratory and in actual plant processes. Our team has extensive experience in identifying the right solutions for a variety of applications and is well-suited for any project at hand. We know that every project comes with its own set of unique challenges and we're eager to help develop a solution that meets your needs.With over 15years experience sourcing and distributing chemicals for various industries, coupled with vast experience in direct and online sales XTONG Chemical was formed to provide high quality products with a super fast delivery turn around-covering industrial chemicals,Agricultural chemicals plastics and resin.

Why Buy Optical Birhgtenr KSN from Xtongchem?

1. Unrivaled Quality Straight from the Source: When you buy  Optical Birhgtenr KSN, us quality control processes ensure that you receive the high purity product on the market.
2. Wide Product Range: Xtongchem offers a wide range of chemicals, including Optical Birhgtenr KSN, to cater to different requirements.
3. Expertise and Experience: With our experience, we have a deep understanding of chemical. Our expert possesses extensive knowledge in the industry and can provide valuable guidance and support. By choosing Xtongchem, you benefit from our expertise, ensuring that you make informed decisions and achieve optimal results.
4. Competitive Pricing: We strives to offer competitive pricing for our chemical products without compromising on quality. We aim to provide cost-effective products, helping you achieve efficient and sustainable results while keeping your expenses in check.
5. Excellent Customer Service: We are committed to providing exceptional customer service. We prioritize customer satisfaction and aim to exceed expectations at every step of the buying process. Whether you have inquiries, require assistance, or need post-purchase support, our friendly and knowledgeable customer service team is ready to help.

By choosing Xtongchem as your supplier of  Optical Birhgtenr KSN  you can benefit from our high-quality products, industry expertise, customization