How to choose between Carbopol 940 and 980?

In the Carbopol family, 940 and 980 are two highly regarded members. They have similar appearance and performance, but have taken two different paths in production technology. Understanding the characteristics of these two products can help formulators make more suitable choices.

1, Same texture genes

Carbopol 940 and 980 share similar texture characteristics. Both of them have high viscosity. After gelation, they present a crystal clear and transparent appearance, which is particularly popular in products that pursue the texture of transparent gel. In addition to high transparency, they also have the property of short rheology - after being gelatinized, they stand upright like toothpaste and do not easily flow or deform. This texture allows the product to maintain its shape during extrusion, without flowing around, making it both convenient to use and enhancing the user experience.

2, The thickening strength of Carbopol 940

The core capability of 940 is reflected in its thickening efficiency. It can quickly form a gel system with stable structure, and the whole thickening process is efficient and controllable. The formed gel is not only clear and bright, but also firm and neat in touch. For those products whose core demands are transparency and sense of standing, such as transparent essence gel, aloe vera gel and gel like facial mask, Carbomer 940 is quite appropriate. It completes the thickening task in a concise and clear manner, without causing unnecessary trouble, allowing formulators to focus on the combination of other functional ingredients.

3, Main limitations of Carbopol 940

No raw material is omnipotent, and Carbopol 940 is no exception. It has one aspect that needs special attention: its ion resistance is relatively poor. This means that it is sensitive to the salt content in the formula system. If a higher concentration of electrolyte component needs to be added to the product, the gel structure of Carbomer 940 may be affected, resulting in viscosity decline or even system destruction. Therefore, during the formulation design phase, engineers need to evaluate the overall ionic strength of the product and determine whether Carbopol 940 is suitable for the current system. For applications in high electrolyte environments, alternative solutions or adjustments to the formulation structure need to be considered.

4, Compliance advantages of Carbopol 980

The emergence of Carbopol 980 provides a new option for scenarios that require stricter environmental and regulatory requirements. It maintains high consistency in performance with Carbopol 940- the same high viscosity, the same high transparency, the same short rheological properties, and the same excellent thickening efficiency. The biggest difference between the two lies in the production process. Carbopol 980 adopts a more environmentally friendly production method and can fully meet the latest requirements. For products that need to be exported to regions with strict environmental regulations, or for brands with clear green production commitments, Carbopol 980 has become a more reliable choice.

5, How to make a choice

Choosing Carbopol 940 or 980 depends on specific product requirements and positioning. If the product is cost sensitive and there are no special environmental regulations in the sales area, Carbopol 940 is a classic option that is completely sufficient. If the brand pursues green compliance, the product needs to enter a market with high environmental requirements, or the enterprise itself wants to practice sustainable development concepts in the raw material side, then paying more costs to choose Carbopol 980 is a reasonable decision. There is no absolute superiority or inferiority between the two options, the key is to weigh the product requirements, cost budget, and compliance requirements together. By understanding the similarities and differences between the two ingredients, the formulator can make a more confident judgment.

Hubei Xindesheng Material Technology Co., Ltd. is committed to providing the market with high-purity, high-performance, and excellent stability between batches of Carbopol series products, ensuring that each batch of your formula can achieve consistent rheological performance and outstanding final results. If you have any recent purchasing needs, please click on the official website for more details or contact me!