Optical Brightener For 399 liquid for P.E.T , Plastics

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Optical Brightener For 399 liquid for P.E.T , Plastics

Name: Optical Brightener For 399 liquid for P.E.T , Plastics
Brand: CHEMEXO CHEMICALS
Price: 1 INR
Availability: InStock

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MOQ : 10 Kilograms

Optical Brightener For 399 liquid for P.E.T , Plastics Specification

CAS No
16470-24-9

Grade
Industrial Grade

Melting Point
Not applicable (liquid form)

Ph Level
7.0-8.0 (approx)

Molecular Formula
C24H16N2O2

Ingredients
Specialty stilbene derivative optical brightener

EINECS No
240-486-1

Shape
Liquid

Storage
Store in a cool, dry, and well-ventilated area away from direct sunlight

Physical Form
Liquid

Molecular Weight
364.39 g/mol

Smell
Mild

Properties
Excellent brightness enhancement, compatible with PET and plastics, stable under processing conditions

Purity
99% min

HS Code
32042090

Product Type
Optical Brightener

Taste
Odorless

Usage
Additive in the manufacturing process of PET and plastic products

Solubility
Soluble in organic solvents, dispersible in polymers

Application
Used for brightening and whitening of PET, plastics, and polyester products

Structural Formula
(Image or structural data upon request)

Refractive Rate
1.35 (approx)

Shelf Life
2 years

Density
1.05 Gram per cubic centimeter(g/cm3)

Appearance
Light yellowish liquid

Poisonous
Non-poisonous

Viscosity
100-300 cps (25°C)

Environmental Impact
Non-hazardous, meets ROHS and REACH compliance

Thermal Stability
Up to 300°C

Light Fastness
Good stability under UV exposure

Packing
25 kg, 50 kg or 200 kg HDPE drums

Compatibility
Compatible with PET, PVC, PS, and polyolefins

Dosage Recommendation
50-300 ppm depending on application and required effect

Color Index
Fluorescent Brightener 199

Flash Point
>90°C

About Optical Brightener For 399 liquid for P.E.T , Plastics

OPTICAL BRIGHTENER ER 399

Optical brightener suitable for P.E.T , Plastic, PVC, Polyester, Acetate fiber , suitable for both exhaustion & padding.

PPEARANCE: SLIGHT YELLOW DISPERSION

IONICITY: ANION

DYEING SHADE: bluish / neutral

LIGHT FASTNESS: 5-6

Enhance Brightness and Whiteness Effortlessly

Optical Brightener For 399 liquid offers a powerful solution for achieving maximum brightness and whiteness in PET and other plastic products. Its excellent compatibility and ease of dispersion ensure consistent enhancement of optical properties across a range of polymer applications, while its robust stability under processing conditions guarantees reliable results.

Safe and Sustainable Choice for Plastic Manufacturing

Engineered to meet global standards, this optical brightener is non-hazardous and complies with both ROHS and REACH requirements. Its environmentally responsible profile makes it ideal for manufacturers seeking efficiency without compromising on safety or sustainability.

FAQs of Optical Brightener For 399 liquid for P.E.T , Plastics:

Q: How is Optical Brightener For 399 used in PET and plastic manufacturing?

A: Optical Brightener For 399 is typically added during the manufacturing process of PET, PVC, PS, or polyolefin products. It is incorporated at a recommended dosage of 50300 ppm, depending on the required level of brightness and whiteness. The liquid disperses easily in polymers and is compatible with a variety of processing methods.

Q: What are the advantages of using Fluorescent Brightener 199 in my products?

A: Fluorescent Brightener 199 provides excellent brightness and whitening effects, improves the visual appeal of finished goods, and enhances the optical properties of PET and plastic materials. It is thermally stable up to 300C, has good light fastness, and stays chemically stable under typical processing conditions.

Q: When should this optical brightener be added during production?

A: It is best to introduce Optical Brightener For 399 during the compounding or mixing stage of plastic manufacturing. This ensures uniform distribution and effectiveness throughout the polymer matrix, contributing to consistent brightness enhancement.

Q: Where is this product typically stored, and what is the shelf life?

A: The liquid brightener should be stored in a cool, dry, and well-ventilated area away from direct sunlight. Under recommended storage conditions, the product maintains its performance for up to 2 years from the date of manufacture.

Q: What is the process for determining the right dosage of Optical Brightener For 399?

A: The dosage depends on the type of plastic, desired brightness, and processing method. Laboratory or pilot-scale evaluations are recommended to determine the optimal amount between 50 and 300 ppm for your specific application and end-use requirements.

Q: Is Optical Brightener For 399 environmentally safe and compliant with global regulations?

A: Yes, this product is classified as non-hazardous and complies with important regulatory frameworks such as ROHS and REACH, ensuring it meets international safety and environmental standards.

Q: What types of packaging are available for this optical brightener, and who can supply it in India?

A: Optical Brightener For 399 is supplied in 25 kg, 50 kg, and 200 kg HDPE drums. It is available in India through distributors, exporters, importers, manufacturers, suppliers, and traders specialized in industrial chemical additives.

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