Welan Gum

Product Name: Welan gum
CAS No.:96949-22-3
Appearance: Off-white to tan powder
Function:a viscosity rheological modifier produced by powdered microbial fermentation. As a super rheological agent, it is specifically developed for high mobility, high suspension, and high water retention requirements as a biopolymer.
Type:3810,4810
Packing:25kg/bag with pallet
Leading time:7-10days
Sample:available
Application:Drilling fluid additives, cementing additives
Product Description

 Welan Gum by Xi’an TaiCheng Chem Co., Ltd – High-Quality Industrial Solution

Xi’an TaiCheng Chem Co., Ltd is a leading manufacturer and supplier of Welan Gum, providing businesses with reliable, high-quality chemical solutions that meet international standards. 


1.Product Introduction

Welan gum, also known as Brunei gum, is a biosaccharide produced through biochemical fermentation using starch and other carbohydrates as the main raw materials, extracted from a strain cultivated in the Alcaligenes genus. It consists of repeating tetrasaccharide units composed of D-glucose, D-glucuronic acid, L-rhamnose, and L-mannose. From its molecular formula, it can be observed that hydrogen bonds exist between two glycoside rings on the polymer chain, leading to a significant increase in the viscosity of the solution system. This enables it to adhere better to the surface of substances, creating a wide-ranging bridging effect throughout the entire solution system, thereby increasing the yield value. When left at rest or under moderate shear forces, the solution system maintains good cohesiveness, providing excellent thickening properties, rheological properties, and suspension stability.

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2.Why Choose Us?

Proven Expertise: With years of experience and a strong presence in the chemical industry, we guarantee reliable, high-quality products that meet international standards.

ISO9000 Certified: Our operations are ISO9000 certified, ensuring that we maintain stringent quality control measures across all products.

Flexible & Reliable Delivery: We understand the importance of timely delivery for your business. Our streamlined supply chain ensures that you receive your products on time, every time.

Global Reach: Serving clients in construction, manufacturing, chemical processing, and energy sectors worldwide, we offer a global supply solution tailored to your business needs.

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3.Product Parameters

Test Item

Specifications

Appearance

Off-white to tan powder

Solubility

Hot or cold water

Viscosity(1% gum to 1%KCL Brookfield, LVT. 60 rpm, spring 3, 25)

1500 mPa.s~3500mPa.s

Loss on drying

6.0%~16.0%

pH (of 1% solution)

5.0-9.5

Particle size

92%through 60 mesh


4.Key Features

High Purity: Our product has a purity level of over 98%, ensuring superior quality and consistency.

Stable Performance: It is highly stable under a range of conditions, making it ideal for industrial applications that require long-term reliability.

Versatile Applications: It serves a variety of industries, including construction, chemical processing, and energy, making it a valuable resource for global manufacturers and distributors.


5.How It Works

Welan Gum act as a viscosity rheological modifier produced by powdered microbial fermentation. When dissolving in cold or hot water, stir while slowly pouring the thermoplastic polyurethane powder into the water (natural seawater, artificial seawater, standard tap water, which can be selected according to the application formula). Stir thoroughly until it is completely dissolved, ensuring that there are no lumps in the solution


6.Application Cases

Oil & Gas Drilling Fluids
widely used as a viscosifier and fluid-loss control agent in drilling muds for oil and gas exploration. Its ability to maintain viscosity and suspension stability under high-temperature and high-salinity conditions ensures efficient cuttings transport and wellbore stability, even in challenging downhole environments.

Cement and Concrete Additives
In the construction industry, it serves as a high-performance thickener and water retention agent in cement-based products such as self-leveling mortars and tile adhesives. It improves workability, reduces segregation, and enhances the uniformity and pumpability of fresh concrete mixtures.

Personal Care and Cosmetic Formulations
employed in shampoos, lotions, and creams as a natural rheology modifier. It provides excellent suspension of insoluble particles (like exfoliants or pigments), stabilizes emulsions, and delivers a smooth, non-tacky sensory feel—making it ideal for clean-label and sustainable beauty products.


7.Technical Support

At Xi’an TaiCheng Chem Co., Ltd, we provide expert technical support to help businesses integrate it into their operations. Our professional team is ready to assist with product specifications, safety data sheets, and any technical queries you may have. We are dedicated to ensuring that your business receives the best support for smooth, efficient operations.
 

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8.Exhibition

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9.FAQ

What is Welan Gum used for?

It is primarily used in a viscosity rheological modifier produced by powdered microbial fermentation. As a super rheological agent, it is specifically developed for high mobility, high suspension, and high water retention requirements as a biopolymer.

What is the purity level of your product?

Our product has a purity of 96% or higher, ensuring consistent quality and performance.

How can I place an order for it?

You can contact us via email or request a quotation through our website. Our team will guide you through the ordering process.

Do you offer technical support for it?

Yes, we provide comprehensive technical support, including product specifications, safety data sheets, and advice on product integration.

What are your delivery terms?

We offer flexible delivery options depending on the order size and your location. Contact us for specific delivery arrangements.


10.Contact Us

For inquiries or to request a quote for Welan Gum, please contact us at:

 Email: sales@tcc-ofc.com

Xi’an TaiCheng Chem Co., Ltd is committed to providing high-quality industrial materials that meet your business needs. Get in touch today to discuss your requirements!

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