What kind of plastic is disposable diapers?

Disposable diapers are typically made from a combination of synthetic materials, including various types of plastics. The primary components of a disposable diaper include:

Polyethylene (PE): This is a common type of plastic used in the outer layer of disposable diapers. It provides a waterproof barrier to prevent leakage.

Polypropylene (PP): Another type of plastic often used in the construction of disposable diapers, especially in the backsheet (outer layer).

Polyester: This material is used in the topsheet (inner layer that comes into contact with the baby's skin) for its softness and moisture-wicking properties.

Super Absorbent Polymer (SAP): While not a plastic, SAP is a crucial component in disposable diapers. It is a type of absorbent material that can hold a significant amount of liquid, turning it into a gel-like substance.

Elastics: Some disposable diapers contain elastic materials, such as elastane or rubber, to provide a snug fit around the baby's legs and waist.

It's important to note that the specific materials and composition can vary among different diaper brands. Manufacturers may also use a combination of these materials to achieve the desired performance characteristics, such as absorbency, comfort, and leak prevention. Additionally, there have been efforts to develop more eco-friendly and biodegradable diaper options to address environmental concerns associated with traditional disposable diapers.