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Polyanhydrides—3. Thermotropic poly(ester-anhydride)s of 2,5-bis-alkoxyterephthalic acids and unsubstituted comonomers

✍ Scribed by Hans R. Kricheldorf; Dierk Lübbers


Publisher
Elsevier Science
Year
1992
Tongue
English
Weight
544 KB
Volume
28
Category
Article
ISSN
0014-3057

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📜 SIMILAR VOLUMES


Polyanhydrides, 6. Thermotropic poly(est
✍ Hans R. Kricheldorf; Angelika Domschke 📂 Article 📅 1994 🏛 John Wiley and Sons 🌐 English ⚖ 448 KB

## Abstract 2,5‐Bis(alkylthio)terephthalic acids (and their acyl chlorides) were prepared by nucleophilic substitution of diethyl 2,5‐dibromoterephthalate with octane‐, dodecane‐ and hexadecanethiol. The poly(ester anhydrides) were obtained by thermal polycondensation of disubstituted terephthaloyl

Polyanhydrides 1. Synthesis of thermotro
✍ Hans R. Kricheldorf; Dierk Lübbers 📂 Article 📅 1991 🏛 Elsevier Science 🌐 English ⚖ 254 KB

A~tract--Poly(ester-anhydride)s were prepared by cocondensation of terephthalic acid and 4-hydroxybenzoic acid with acetic anhydride under four different reaction conditions. Three cocondensations of terephthalic acid and 6-hydroxy-2-naphthoic acid were also performed. WAXS and DSC measurements demo

Polyanhydrides, 9. Thermotropic poly(est
✍ Hans R. Kricheldorf; Claas Jürgens 📂 Article 📅 1996 🏛 John Wiley and Sons 🌐 English ⚖ 460 KB

## Abstract Two series of thermotropic poly(ester‐anhydride)s, LC‐PEAs, were studied. The first series was prepared by polycondensation of naphthalene‐2,6‐dicarbonyl dichloride with silylated 4‐hydroxybenzoic acid, silylated and substituted 4‐hydroxybenzoic acids or silylated 6‐hydroxy‐2‐naphthoic