answersLogoWhite

0

A hydrogel is formed through the cross-linking of polymer chains in a network structure with water molecules trapped within the network. This cross-linking can occur through various methods such as chemical reactions, physical interactions, or radiation. The resulting hydrogel exhibits unique properties such as high water content, softness, and biocompatibility.

User Avatar

AnswerBot

1y ago

What else can I help you with?

Continue Learning about Chemistry

What is hydrogel made of?

Hydrogel is made of a network of polymer chains that can absorb and retain large amounts of water. These polymer chains are typically made from materials such as acrylic acid or acrylamide. The structure of hydrogels gives them unique properties, such as high water content and soft, gel-like consistency.


When sodium borate cross-linked with polyvinyl alcohol what does it make?

When sodium borate cross-links with polyvinyl alcohol, it creates a hydrogel. This hydrogel is a network of polymer chains that can absorb and retain large amounts of water. It is often used in biomedical applications, such as wound dressings or contact lenses, due to its biocompatibility and tunable properties.


What is the best material for absorbing water efficiently?

The best material for absorbing water efficiently is hydrogel, a superabsorbent polymer that can hold a large amount of water relative to its own weight.


What are the properties of hydrogel?

A hydrogel is an example of a smart material. It can change its structure in response to saltconcentration, pH and temperature. What is the Structure of a Hydrogel? Hydrogels are cross linkedpolymers that have hydrophillic groups. They are often polymers containing carboxylic acid groups. One common polymer used to make hydrogels is sodium polyacrylate. The chemical name for this polymer is poly(sodium propenoate). The polymer chains usually exist in the shape of randomly coiled molecules. In the absence of Na+ions (if you remove all the the salt) the negative charges on the oxide ions along the polymer chain all repel each other and the chains tend to uncoil


What is the gel in cold or heat therapy packs?

The gel typically found in cold or heat therapy packs is a hydrogel, which is a water-based gel containing polymers that can retain temperature well. It is designed to remain flexible when frozen for cold therapy or when heated for heat therapy, allowing it to conform to the body's shape for targeted relief.