Urethane - Wikipedia
网页Urethane may refer to: Ethyl carbamate, a chemical compound which is an ester of carbamic acid. Polyurethane, a polymer composed of a chain of organic units joined by carbamate (urethane) links. Carbamate, an organic compound derived from carbamic acid.
Polyurethane - Wikipedia
网页Polyurethane (/ ˌ p ɒ l i ˈ jʊər ə ˌ θ eɪ n,-j ʊəˈr ɛ θ eɪ n /; [1] often abbreviated PUR and PU) refers to a class of polymers composed of organic units joined by carbamate (urethane) links.
Ethyl carbamate - Wikipedia
网页Ethyl carbamate (also called urethane) is an organic compound with the formula CH 3 CH 2 OC(O)NH 2. It is an ester of carbamic acid and a white solid. Despite its name, it is not a component of polyurethanes. Because it is a carcinogen, it is rarely used, but naturally forms in low quantities in many types of fermented foods and drinks.
What is Urethane and How Is It Used Around the World Today?
网页2020年9月6日 · Urethane is commonly used as a sealant, but it has several other uses because it is resistant to water, oil, and oxidation. As an elastomer, it has outstanding tensile and tear strength. It is also resistant to abrasion and retains its durability in a wide range of temperature extremes.
What is Urethane and How is it Used? - Xometry
网页2021年11月18日 · Urethane is a type of thermosetting plastic used in a wide range of specialized applications. Urethanes can be processed to make solids, foams, and occasionally films or even fibers. This article will explain exactly what urethane is and why it is such a useful engineering material.
Urethane Explained: What Is Urethane, Timberthane, and …
网页4 天之前 · Urethane, also known as ethyl carbamate, is a versatile synthetic compound with the chemical formula C₃H₇NO₂. This material has found applications across various industries due to its impressive properties. In construction, urethane is primarily used as a sealer for decorative concrete and stone, providing a protective barrier against ...
Urethane Definition & Meaning - Merriam-Webster
网页The meaning of URETHANE is a crystalline compound C3H7NO2 that is the ethyl ester of carbamic acid and is used especially as a solvent and medicinally as an antineoplastic agent.
Understanding Urethane and Polyurethane: Uses, Differences, and ...
网页2024年6月4日 · Urethane is a single chemical compound, flexible and malleable. Polyurethane is a polymer made up of many urethane units, making it more rigid and durable. Both are used in various applications, but understanding their differences can help you make the right choice for specific needs.
Urethane | NH2COOC2H5 | CID 5641 - PubChem
网页Urethane is a carbamate ester obtained by the formal condensation of ethanol with carbamic acid. It has been found in alcoholic beverages. It has a role as a fungal metabolite and a mutagen. ChEBI.
Difference Between Urethane and Polyurethane | Definition, …
网页2017年8月24日 · Urethane is a crystalline compound in which a carbonic acid group is composed of both an amide group and an ester group. Sometimes, urethane is used to name polyurethanes and carbamate, which is a compound derived from carbamic acid. However, the term urethane actually represents ethyl carbamate.