Crosslinked polycarbonate polyurethanes: preparation and physical properties
β Scribed by N Cao; M Pegoraro; F Severini; L Di Landro; G Zoia; A Greco
- Book ID
- 103351944
- Publisher
- Elsevier Science
- Year
- 1992
- Tongue
- English
- Weight
- 584 KB
- Volume
- 33
- Category
- Article
- ISSN
- 0032-3861
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π SIMILAR VOLUMES
Polyester based polyurethanes were synthesized from low molecular weight polyester 2000) and 4,4@-methylene bis(phenyl isocyanate) (MDI) with (M n butanediol as a chain extender and glycerol as a crosslinker. The polyester was synthesized from adipic acid and glycol which was a mixture of 1,6-hexane
Stress-strain and stress-relaxation behavior of polyurethane elastomers based on poly(ethy1ene adipate), poly(ethy1ene maleate), polyethylene glycol, and 4,4'-diphenylmethane diisocyanate (MDI) have been studied. The elastomers were crosslinked by an excess of MDI and by dicumyl peroxide (DiCup); th