Polymers range from familiar synthetic plastics such as polystyrene to natural biopolymers such as DNA and proteins that are fundamental to biological structure and function. Polymers, both natural and …

Dec 1, 2025 · polymer, any of a class of natural or synthetic substances composed of very large molecules, called macromolecules, that are multiples of simpler chemical units called monomers. …

Polymers are ubiquitous materials in natural and manufactured products. These substances are large molecules, also known as macromolecules, created from the repetitive linking of smaller, identical, or …

Because they can be extremely large, often made up of hundreds of thousands of atoms, polymers are also referred to as macromolecules. To demonstrate the size scale difference, consider one polymer …

Jan 15, 2025 · Based on this classification, there are two main types of polymers: natural and synthetic polymers. There’s also a third group known as semi-synthetic polymers.

Jul 8, 2025 · Learn what polymers are, their properties, classifications and industrial applications, with a focus on advanced processing and sustainable solutions.

Polymers are giant molecules that consist of long chains of units called monomers connected by covalent bonds. Polymerization is the process of linking monomers together to form a polymer.

May 16, 2025 · Polymers are chains of molecules that come in both natural forms like rubber and synthetic forms like plastic. Different properties of polymers, like elasticity or reflectivity, make them …

Jul 28, 2025 · At their heart, polymers are deceptively simple. They are large molecules composed of repeating smaller units known as monomers, linked together like beads on a string. These chains …

Mar 1, 2025 · Large molecules known as polymers are composed of monomers, which are repeating units. These monomers chemically bond to form long, chain-like structures that give polymers their …

Mar 30, 2023 · Polymers are made of repeating steps of simpler compounds called monomers. Many chemicals have the potential to be polymerized into chains that make a material whose properties …

A polymer is a chemical substance made from repeating monomer units linked into long chains or networks. Polymers occur naturally, such as DNA, which forms from four linked nucleic acids …

Simple polymers are named after their monomers; the ethylene polymer is formally called poly (ethylene), although in common use, the names are used without parentheses: polyethylene. …

Jul 24, 2025 · A Polymer is a very big molecule or complexly structured material made up of macromolecules, which are small, simple compounds that repeat themselves to make polymers. …

What are polymers? Polymers are substances composed of macromolecules, very large molecules with molecular weights ranging from a few thousand to as high as millions of grams/mole.

Key Takeaways Polymers are long molecules composed of chains of units called monomers. Several important biological polymers include proteins, starch, cellulose, and DNA.

Mar 17, 2024 · Polymers are large molecules made of repeating subunits called monomers; they can be natural like DNA and proteins or synthetic like nylon and polyester, and their unique structure gives …

Apr 20, 2024 · This review is a vast overview of natural and synthetic polymers used in biomedical and environmental fields, polymer synthesis, and isolation methods, critically assessessing their …

Nov 19, 2025 · Polymers are chemical compounds whose molecules are very large, often resembling long chains made up of a seemingly endless series of interconnected links.

Jul 30, 2025 · PLA (poly (lactic acid)) and PBAT (poly (butylene adipate-co-terephthalate)) are both biodegradable polymers, but they differ significantly in mechanical properties and degradation behavior.

Ester group (blue) which defines polyesters. This diagram shows just one ester linkage per repeat unit. Polyester is a category of polymers that contain one or two ester linkages in every repeat unit of their …

Apr 25, 2025 · However, several challenges for the clinical use of BPs related to their stability, bioavailability, and cytotoxicity remain. The encapsulation of BPs in polymer micelles (PMs) has …

May 30, 2023 · Natural polymers are often used as immobilization matrices but present certain drawbacks, such as biocatalyst leakage and loss of physical integrity upon utilization in bioprocesses.