introduction polyurethane (pu) is a versatile polymer material with applications spanning various industries, including construction, automotive, textiles, and adhesives. the properties of pu can be t ...

contents introduction 1.1. what is a chain extender? 1.2. function of chain extenders in polyurethane chemistry 1.3. importance of chain extender selection classification of chain extenders 2.1. diol ...

introduction polyurethane (pu) materials have become ubiquitous in modern life due to their versatility and wide range of desirable properties. case applications – coatings, adhesives, sealants, and e ...

introduction volatile organic compounds (vocs) are organic chemicals that have a high vapor pressure at ordinary room temperature. their emissions from paints, coatings, adhesives, and other building ...