In today’s competitive plastics industry, achieving high opacity, excellent whiteness, and stable processing performance is essential for manufacturers worldwide. Choosing a reliable white masterbatch supplier in China plays a critical role in ensuring consistent product quality and cost efficiency. Debao Masterbatch is a professional masterbatch manufacturer in China, specializing in high-quality TiO2 masterbatch and titanium dioxide concentrates designed for packaging, injection molding, extrusion, and blow molding applications.
With advanced manufacturing technology, strict quality control systems, and years of export experience, Debao provides high opacity white masterbatch solutions that help plastic processors improve appearance, durability, and overall performance.
 

What Is White Masterbatch and How It Works

White masterbatch is a white color concentrate produced by dispersing titanium dioxide (TiO2) pigment into a polymer carrier resin, such as polyethylene (PE), polypropylene (PP), polyethylene terephthalate (PET), or ABS. It functions as an efficient plastic whitening agent, enhancing the whiteness index, brightness, opacity, and UV resistance of plastic products.
Instead of adding raw TiO2 powder directly during processing, manufacturers use TiO2 masterbatch to ensure:

• Uniform pigment dispersion
• Cleaner and safer production
• Stable color consistency
• Improved processing efficiency

Debao uses rutile TiO2 combined with optimized carrier systems to produce high dispersion TiO2 masterbatch suitable for demanding industrial applications.
 

Key Benefits of High-Quality TiO2 White Masterbatch

Using a premium titanium dioxide concentrate delivers multiple technical and commercial advantages:

• High opacity and strong hiding power
• Improved whiteness and brightness
• Reduced pigment consumption
• Stable performance at high processing temperatures
• Enhanced surface appearance of plastic products

Debao’s white pigment concentrate helps manufacturers achieve superior visual quality while maintaining cost efficiency.
 

High Opacity and Whiteness with Debao TiO2 Concentrates

Opacity and whiteness are the most important indicators of a high opacity white masterbatch. Debao’s TiO2 masterbatch is engineered to deliver:

• Excellent light scattering performance
• Uniform whiteness across different thicknesses
• Smooth surface finish
• Minimal color variation between batches

Thanks to high dispersion TiO2, Debao products maintain stable color even in thin films and complex molded parts.
 

Compatible Resins: PE, PP, PET, ABS, and More

As an experienced white masterbatch supplier in China, Debao develops resin-specific formulations to ensure perfect compatibility.
Our white masterbatch solutions are compatible with:

• PE white masterbatch (LDPE, LLDPE, HDPE)
• PP white masterbatch
• PET white masterbatch
• ABS and engineering plastics
• EVA and specialty polymers

Each formulation is optimized to match the melt flow behavior of the customer’s base resin, ensuring smooth processing and consistent results.
 

Applications in Blown Film and Packaging

Blown film white masterbatch is widely used in packaging applications where high opacity and cleanliness are essential. Typical uses include:

• Food packaging films
• Shopping bags and garbage bags
• Agricultural films
• Lamination and protective films

Debao’s TiO2 masterbatch ensures excellent dispersion, stable extrusion, and uniform film thickness during high-speed blown film production.
 

Injection Molding Solutions with White Masterbatch

For injection molding masterbatch applications, Debao offers specially formulated grades that provide:

• High flowability
• Consistent color appearance
• No negative impact on mechanical properties
• Excellent mold release performance

These products are commonly used for household goods, caps and closures, appliance housings, and industrial plastic components.
 

Extrusion and Blow Molding Grade Options

Debao also supplies white masterbatch solutions optimized for extrusion and blow molding processes, including:

• Plastic pipes and profiles
• Sheets and panels
• Bottles and containers

These grades offer excellent heat resistance, high dispersion, and long-term color stability, even under continuous processing conditions.
 

Food-Grade and Eco-Friendly White Masterbatch

Debao manufactures food grade white masterbatch that complies with international food contact regulations. These products are suitable for:

• Food packaging materials
• Beverage containers
• Medical and pharmaceutical plastic products

Additionally, Debao provides eco-friendly white masterbatch solutions with low heavy metal content, supporting recyclable plastics and environmentally responsible manufacturing.
 

TiO2 Loading Levels: From 20% to 75% Concentration

Debao offers flexible custom TiO2 loading options to meet different performance requirements.

TiO2 Concentration	Typical Applications	Main Advantage
20%–30%	General packaging	Cost-effective whitening
40%–50%	Film & injection molding	Balanced opacity
60%–75%	High-end applications	Maximum whiteness

This flexibility allows customers to select the most suitable titanium dioxide concentrate for their production needs.
 

Excellent Dispersion and Heat Resistance Properties

Poor dispersion can lead to streaking, black spots, and unstable processing. Debao eliminates these issues through:

• Advanced twin-screw extrusion technology
• Optimized polymer carrier resin systems
• Controlled TiO2 particle distribution

Our high dispersion TiO2 masterbatch maintains stable color and performance even under high processing temperatures.
 

UV Stability and Weather Resistance Features

For outdoor and long-life applications, Debao provides UV resistant white masterbatch with enhanced durability. These products offer:

• Resistance to yellowing
• Strong UV protection
• Long-term weather stability

They are widely used in agricultural films, outdoor furniture, and construction plastic products.
 

Advanced Manufacturing Process of Debao White Masterbatch

As a professional masterbatch manufacturer China, Debao follows a strict and standardized production process:

1. Selection of high-purity rutile TiO2
2. Precise formulation and raw material dosing
3. High-torque twin-screw extrusion compounding
4. Filtration, cooling, and pelletizing
5. Batch-by-batch quality inspection

This ensures consistent quality and reliable performance for every shipment.
 

Whiteness Index Control and Quality Consistency

Maintaining a stable whiteness index masterbatch is essential for large-scale production. Debao applies comprehensive quality control measures, including:

• Whiteness and color measurement
• Melt flow index testing
• Dispersion evaluation
• Thermal aging tests

These controls ensure batch consistency and predictable processing behavior.
 

Typical Addition Rates for Different Applications

Application Type	Recommended Addition Rate
Blown film	2%–5%
Injection molding	1.5%–4%
Extrusion profiles	2%–6%
Blow molding	2%–5%

Exact usage depends on the required opacity, base resin, and TiO2 loading level.
 

Cost Efficiency Through High Opacity White Masterbatch

Due to its high hiding power, Debao’s high opacity white masterbatch allows manufacturers to:

• Reduce dosage levels
• Lower raw material costs
• Improve production efficiency
• Minimize waste and defects

This makes Debao’s TiO2 masterbatch a cost-effective solution for large-scale plastic production.
 

Sustainability and Environmental Responsibility

Debao is committed to sustainable development by offering eco-friendly white masterbatch solutions that:

• Meet international environmental regulations
• Support recyclable plastic systems
• Reduce environmental impact during production

 

Why Choose Debao as Your White Masterbatch Supplier in China

Debao is trusted by global customers because of:

• Stable and consistent product quality
• Competitive China-based pricing
• Custom formulation capabilities
• Strong production capacity
• Professional technical support

As a reliable white masterbatch supplier in China, Debao supports long-term partnerships and global growth.
 

Get a Quote: Contact Debao for Samples and Pricing

If you are searching for a high-quality TiO2 masterbatch supplier, Debao is your ideal partner. Contact us today to request:

• Free samples
• Technical data sheets
• Custom TiO2 loading solutions
• Competitive pricing

Debao – Your Trusted White Masterbatch Supplier in China.