Polyurethane (/ ˌpɒliˈjʊərəˌθeɪn, - jʊəˈrɛθeɪn /; [1] often abbreviated as PUR and PU) is a class of polymers composed of organic units joined by carbamate (urethane) links. In contrast to other …

Polyurethanes were invented back in the 1930s by Professor Dr. Otto Bayer (1902-1982). There are various types of polyurethanes, which look and feel very different from each other. They are used in …

Jan 10, 2026 · Polyurethane, any of a class of synthetic resinous, fibrous, or elastomeric compounds belonging to the family of organic polymers made by the reaction of diisocyanates (organic …

Oct 8, 2024 · Polyurethane provides a durable, protective finish for floors or furniture in your home. In this guide, we discuss the various types of polyurethane, when to use each one, and how to apply …

Jun 7, 2024 · Polyurethane is a typical thermoset polymer compound characterized by durability, flexibility, toughness, and resistance to abrasion, acids/alkalis, solvents, and weathering. It is formed …

May 16, 2025 · Polyurethane (PU), an important polymeric material, has been widely utilized in numerous fields since its initial synthesis in 1937, owning to its distinctive molecular structure and …

What is Polyurethane? Polyurethanes are formed by reacting a polyol (an alcohol with more than two reactive hydroxyl groups per molecule) with a diisocyanate or a polymeric isocyanate in the presence …

What is Polyurethane? Polyurethane, often abbreviated to PU or PUR, is an organic polymer that features many organic units linked via urethane molecules. Most polyurethanes do not melt upon …

What is Polyurethane? Polyurethane is a versatile synthetic thermoset polymer. Commonly abbreviated as PUR and PU, it is known for its wide application in various industries and offers excellent …

Mar 26, 2025 · Learning how to apply polyurethane can give wood furniture and flooring a glossy, smooth finish while improving its durability. Read on for steps on how to apply polyurethane to …