2001
DOI: 10.1002/1521-3935(20011101)202:17<3410::aid-macp3410>3.0.co;2-q
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Synthesis of Novel Polyurethanes and Polyureas by Polyaddition Reactions of Dianhydrohexitol Configurated Diisocyanates

Abstract: The 2,5‐diamino compounds of the three isomeric 1,4 : 3,6‐dianhydrohexitols with D‐gluco‐ (1), D‐manno‐ (2) and L‐ido (3) configuration were efficiently transformed into the corresponding diisocyanates 7, 8 and 10 as well as the L‐ido diisothiocyanate 9 by a hot phosgenation procedure. Catalytic homogenous polyaddition procedures yielded various novel carbohydrate‐derived polyurethanes and polyureas. The polymers were characterized using IR and 1H/ 13C NMR spectroscopy, viscosimetry and DSC. Number‐average mol… Show more

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Cited by 73 publications
(55 citation statements)
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“…XXXX, XXX, XXX−XXX by reaction with phosgene. 194 Likewise, the dithiodiisocyanate derivative was prepared from the 2,5-diamino-2,5-dideoxy-Lidide (84) and thiophosgene. Thus, poly(thio)urethanes and poly(thio)ureas were synthesized from the three monomers (82−84).…”
Section: Polyurethanesmentioning
confidence: 99%
See 1 more Smart Citation
“…XXXX, XXX, XXX−XXX by reaction with phosgene. 194 Likewise, the dithiodiisocyanate derivative was prepared from the 2,5-diamino-2,5-dideoxy-Lidide (84) and thiophosgene. Thus, poly(thio)urethanes and poly(thio)ureas were synthesized from the three monomers (82−84).…”
Section: Polyurethanesmentioning
confidence: 99%
“…Koning et al described some poly-(urethane urea) dispersions containing renewable building blocks including isosorbide (1) 181 and thermoplastic poly(ester urethane urea)s from biobased monomers, such as L-lysine diisocyanate, isoidide diisocyanate, 1,4-diaminobutane, and diaminoisoidide (84). 219 Thiem et al 194 described the preparation of fully sugar-based polyureas by polyaddition reactions of the 1,6-diamino-1,6-dideoxy-dianhydrohexytols (82−84) to the isoidide diisocyanate. Galbis and co-workers 107 also described the synthesis of a semicrystalline polyurea (Scheme 51) by polyaddition reaction of the O-benzyl-1,6-diamino-L-arabinitol (66) to HDI.…”
Section: Polyureasmentioning
confidence: 99%
“…In particular, the former two compounds are readily available from D ‐glucose and D ‐mannose, respectively, by hydrogenation followed by acid‐catalyzed intramolecular dehydration 15. These carbohydrate‐based stereoisomeric diols 1a – 1c represent highly useful diol components for the synthesis of a variety of polymers such as polyesters,16–27 polyethers,28 polyurethanes,29–31 polyureas,31 poly(ester anhydride)s,32 poly(ester amide)s,33–35 poly(ester carbonate)s,36 and polycarbonates 37, 38. We have so far reported the synthesis of various biodegradable polymers based on 1a – 1c .…”
Section: Introductionmentioning
confidence: 99%
“…16,17 Isosorbide is thermally stable, available in large quantities and useful for the synthesis of bio-based polymers, such as polyesters, [18][19][20][21][22][23][24][25][26][27][28] polyamides 29 and polyurethanes. [30][31][32][33][34][35][36] A polycarbonate derived from petroleum is a bisphenol A-based polycarbonate (BPAPC). BPAPC possesses superior properties, such as high transparency, impact resistance, high tensile strength, durability and heat resistance.…”
Section: Introductionmentioning
confidence: 99%