Diisocyanates Explained - American Chemistry Council
网页Learn about diisocyanates, a family of chemical building blocks used to make polyurethane products for various applications. Find out the differences between aromatic and aliphatic diisocyanates, such as TDI and MDI, and their uses in …
Isocyanate - Wikipedia
网页Isocyanate is a functional group with the formula R−N=C=O, and diisocyanate is an organic compound with two isocyanate groups. Diisocyanates are used to make polyurethanes, polyureas, and other polymers, and they can react with various nucleophiles, water, and themselves.
Polyurethanes & Diisocyanates - Chemical Safety Facts
网页2023年7月26日 · Learn about the uses, benefits and safety of polyurethanes and diisocyanates, a family of chemical building blocks used in many products. Find out how diisocyanates are reacted to form polyurethane foams, …
Diisocyanate - an overview | ScienceDirect Topics
网页Learn about diisocyanate, a class of organic compounds used in polyurethane production and toxicology. Find chapters and articles on diisocyanate properties, reactions, environmental fate, health effects, and analysis methods.
A brief overview of properties and reactions of diisocyanates
网页2022年5月8日 · Diisocyanates are monomers used to make polyurethane (PU) polymers and are characterized by having two NCO groups as their key reactive sites. They are distinguished from mono-isocyanates, like methyl isocyanate, which is used industrially as an acylating agent, by having very different physical properties and toxicological profiles.
HEALTH EFFECTS - Toxicological Profile for Toluene Diisocyanate …
网页The respiratory tract is the primary target of TDI and MDI toxicity resulting in declines in lung function and occupational asthma; chronic airway inflammation likely plays a key role in both effects. The mechanisms of diisocyanate-induced occupational asthma have been more extensively investigated than those involved in reduced lung function.
A brief overview of properties and reactions of diisocyanates
网页By way of introduction to the special issue on diisocyanates and their corresponding diamines, this brief overview presents, for the most commonly used diisocyanate monomers, a selection of physical-chemical properties that are relevant to exposure in the workplace and in the general environment, as well as a concise overview of …
Diisocyanate - an overview | ScienceDirect Topics
网页Learn about diisocyanate, a class of organic compounds with two isocyanate groups, and their applications in polyurethane, silicone, and other polymers. Find chapters and articles on diisocyanate synthesis, properties, and reactions …
Diisocyanates - Introduction - Health and Safety Authority
网页Learn about diisocyanates, a group of chemicals used to make polyurethane, and their health effects and exposure controls. Find out how to comply with the Chemical Agents Regulations and other legislation related to diisocyanates.
Fast Facts and Frequently Asked Questions - American …
网页Diisocyanate technology is a chemistry where innovation is vigorous and manufacturing continues to thrive. Diisocyanates are incredible chemical building blocks that enable countless products we rely on every day for comfort, insulation, weather-resistance, adhesion, durability, flexibility and improved quality of life.
跳至内容