Synthesis and properties of UV-curable hyperbranched polyurethane acrylate oligomers containing carboxyl groups
โ Scribed by Wensong Han; Baoping Lin; Hong Yang; Xueqin Zhang
- Publisher
- Springer
- Year
- 2011
- Tongue
- English
- Weight
- 324 KB
- Volume
- 68
- Category
- Article
- ISSN
- 0170-0839
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๐ SIMILAR VOLUMES
## Abstract An dendritic acrylate oligomer with eight double bonds (DAO) was synthesized by Michael addition reaction of ethylene diamine (EDA) and trimethylolpropane triacrylate (TMPTA) under mild conditions, and was easily separated from the reaction system with methanol. The structure of DAO was
UV-curable polyurethane (PU) acrylates have been synthesized from polypropylene glycol (PPG), isophorone diisocyanate (IPDI), and three types of reactive diluents, i.e., 2-hydroxyethylacrylate (HEA), tripropyleneglycol diacrylate (TPGDA), and trimethylolpropane triacrylate (TMPTA). The effects of so
Ultraviolet (UV)-curable polyurethane acrylate ionomer (PUAI) prepolymers were synthesized from isophorone diisocyanate (IPDI), poly(methylene ether) glycol (PTMG), 2,2-bis(hydroxymethyl) propionic acid (DMPA), triethylamine (TEA), 2-hydroxy ethyl acrylate (HEA), and dibutyl tin dilaurate (DBT) as a