Overview of Amphoteric Surfactants Cocamidopropyl Betaine Cab-35
Amphoteric surfactants are a unique class of surface-active agents that possess both cationic and anionic properties, depending on the pH of the system they are in. They contain both a positively charged group (like a quaternary ammonium salt) and a negatively charged group (such as a carboxylate or sulfonate), which can ionize depending on the surrounding conditions. This dual nature grants them exceptional versatility, making them effective in a wide range of pH environments and compatible with other surfactant types. They are known for their mildness and excellent dermatological compatibility, rendering them particularly suitable for personal care applications.
Features of Amphoteric Surfactants Cocamidopropyl Betaine Cab-35
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pH Responsiveness: Their charge varies with pH, becoming cationic in acidic conditions and anionic in alkaline, with a zwitterionic (neutral) state at the isoelectric point.
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Mildness: Known for being gentle on skin and eyes, making them ideal for sensitive applications like baby care and personal hygiene products.
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Foaming Properties: Can generate rich, stable foam even in hard water conditions, enhancing their use in cleaning products.
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Emulsification: Efficient emulsifiers capable of forming both oil-in-water (O/W) and water-in-oil (W/O) emulsions, depending on the formulation and pH.
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Compatibility: Because they have both anionic and cationic properties, they are compatible with other types of surfactants and can work synergistically to enhance cleaning effects.
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Biodegradability: Many amphoteric surfactants are readily biodegradable, contributing to their environmentally friendly profile.

(Amphoteric Surfactants Cocamidopropyl Betaine Cab-35)
Specification of Amphoteric Surfactants Cocamidopropyl Betaine Cab-35
Cocamidopropyl Betaine CAB-35 is a key surfactant widely used. It’s known for being mild and creating excellent foam. This makes it perfect for personal care products. You find it in shampoos, body washes, and hand soaps often. Its gentle nature suits sensitive skin and baby products well.
Chemically, it’s an amphoteric surfactant. This means it carries both positive and negative charges. It works effectively across a broad pH range. It’s compatible with anionic, cationic, and nonionic surfactants easily. This compatibility boosts foam and improves viscosity in formulations.
Here are the main specifications for CAB-35:
Chemical Name: Cocamidopropyl Betaine
Appearance: Clear, pale yellow viscous liquid is typical.
Active Matter: Approximately 35% is standard. This is the actual betaine content doing the work.
Solids Content: Around 50% is common. This includes the active betaine plus salts like sodium chloride.
Sodium Chloride: Usually between 5% and 6%. This salt is a by-product of manufacturing.
pH (as is): Typically between 4.5 and 7.0. This mild acidity helps skin compatibility.
Solubility: It mixes with water easily. It dissolves in ethanol too. It’s generally insoluble in oils and organic solvents.
Viscosity: High viscosity is a characteristic feature. This helps thicken finished products.
Foaming Ability: It generates rich, stable foam. This happens even in hard water conditions.
Mildness: It causes very low eye and skin irritation. This is a major benefit over some harsher surfactants.
CAB-35 acts as a viscosity booster. It enhances foam stability significantly. It improves the mildness of formulations containing stronger surfactants. It offers good conditioning properties for hair and skin. Stability in formulations is generally reliable. It performs consistently under normal storage conditions. Handling requires standard precautions for chemical liquids. Always follow supplier safety data sheets.

(Amphoteric Surfactants Cocamidopropyl Betaine Cab-35)
Applications of Amphoteric Surfactants Cocamidopropyl Betaine Cab-35
Cocamidopropyl Betaine, known as CAB-35, is a key amphoteric surfactant. It’s very popular in many products. Its mildness is a major advantage. This makes it perfect for personal care items needing gentle cleansing. Think shampoos, body washes, and liquid soaps. People with sensitive skin often prefer these. CAB-35 reduces irritation potential significantly.
Another big benefit is its foam boosting ability. It creates rich, stable lather. This enhances the user experience. Consumers associate good foam with effective cleaning. CAB-35 delivers this feel. It works well alongside other surfactants too. It mixes smoothly with anionics like SLS or SLES. This compatibility is crucial for formulators. It allows creating custom blends easily.
CAB-35 also acts as a viscosity modifier. It helps thicken formulations. This improves product texture and stability. Thicker products feel more luxurious to many users. Stability ensures consistent performance. Its amphoteric nature offers versatility. It performs well across different pH levels. This flexibility is useful in diverse formulations.
Beyond personal care, CAB-35 finds industrial uses. It works in household cleaners and surface disinfectants. Its cleaning power and mildness are assets here. It features in some pet shampoos and veterinary products. Gentleness matters for animal care too. The agricultural sector uses it sometimes. It aids pesticide formulations by improving spreading and sticking. Environmental safety is another point. CAB-35 biodegrades relatively well. This aligns with modern sustainability goals. Its broad utility makes it a staple ingredient.
Company Profile
SurfactantChina is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality surfactant and relative products.
The company has a professional technical department and Quality Supervision Department, a well-equipped laboratory, and equipped with advanced testing equipment and after-sales customer service center.
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5 FAQs of Amphoteric Surfactants Cocamidopropyl Betaine Cab-35
What is CAB-35?
CAB-35 is Cocamidopropyl Betaine. It’s a thick liquid surfactant. It comes from coconut oil and dimethylaminopropylamine. This material works well with other surfactants. It makes products foam better and feel thicker.
Where is CAB-35 used?
You find CAB-35 in many personal care products. It is common in shampoos, body washes, and hand soaps. It also goes into facial cleansers and bubble baths. Its job is to clean gently and create rich foam. It improves the feel of the product on skin.
Is CAB-35 safe for skin?
CAB-35 is mild for most people. It is less irritating than some other surfactants. Many products for sensitive skin use it. Still, test new products first if your skin is very sensitive. Some people react to impurities in older batches.
Why is CAB-35 called amphoteric?
Amphoteric means it can act two ways. CAB-35 carries both positive and negative charges. Its behavior changes with the product’s acidity. In acidic formulas, it acts more cationic. In alkaline formulas, it acts more anionic. This flexibility helps it work with many ingredients.
How should I store CAB-35?
Keep CAB-35 in its original container. Store it in a cool, dry place. Avoid freezing temperatures. Protect it from direct sunlight. Check its appearance before use. It should be clear and consistent. If it looks separated or unusual, don’t use it. Always follow the supplier’s specific storage instructions.

(Amphoteric Surfactants Cocamidopropyl Betaine Cab-35)

