Definition of Polyurea. Meaning of Polyurea. Synonyms of Polyurea

- Polyurea is a type of elastomer that is derived from the reaction product of an isocyanate component and an amine component. The isocyanate can be aromatic...
- synthetic fiber known for its exceptional elasticity. It is a polyether-polyurea copolymer that was invented in 1958 by chemist Joseph Shivers at DuPont...
- products are then used in coatings, adhesives, sealants and elastomers. Pure polyurea reacts extremely quickly making them almost unusable without plural component...
- Polyurethane (PU) foam LRPu low-resilience polyurethane Memory foam Sorbothane Polyurea foam Polyethylene foam, as used in PEF rod Polyvinyl chloride (PVC) foam...
- "hard segment" phases consisting mostly of polyurea. The concentration and organization of these polyurea phases can have a significant impact on the...
- combining PVC with polyurea at the molecular level. PVC foamboard is made up of an interpenetrating polymer network between PVC and polyurea. Now, the manufacturing...
- rate of reaction being strongly influenced by catalysts and inhibitors; polyureas form virtually instantaneously when isocyanate resins are combined with...
- times. It is also used extensively in polyurethanes and in both spray polyureas and elastomers. When used in elastomer production these can be used as...
- synthesized, a prepolymer is first produced usually modified with DMPA. In polyurea prepolymer production, instead of a polyol a polyamine is used. Two molecules...
- and process methods such as high or low pressure, aromatic or aliphatic, polyurea or polyurethane, or hybrid and solvent base. Performance greatly relies...