ArticleACS sustainable chemistry & engineering2022
Poly(l-Lactide) Liquid Crystals with Tailor-Made Properties Toward a Specific Nematic Mesophase Texture.
Article in ACS sustainable chemistry & engineering, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.
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4 citing papers in PubMed.
- Modifying Polylactide with Powdered Cork Filler.Materials (Basel, Switzerland) · 2025Article
- Specific Condis Crystal-like Mesophase of Poly(butylene succinate-ACS sustainable chemistry & engineering · 2024Article
- Biosynthesis and Biodegradation-Eco-Concept for Polymer Materials.International journal of molecular sciences · 2024Article
- Nematic-to-Isotropic Phase Transition in Poly(International journal of molecular sciences · 2022Article
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Authors and funding
11 authors.
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Abstract
This paper presents the liquid crystal (LC) properties of poly(l-lactide) (PLLA). Mesophase behavior is investigated using polarized optical microscopy, X-ray diffraction, and differential scanning calorimetry. The performed analyses confirm that pressed PLLA films exhibit the unique capability of self-assembling into a nematic mesophase under the influence of mechanical pressure, temperature, and time. It was originally demonstrated that the chiral nematic mesophase can be obtained by introducing fine powders into the polymer. Based on the research conducted, it was proved that the pressed PLLA films have a chiral nematic mesophase with a nematic-to-isotropic phase transition and a large mesophase stability range overlapping the temperature of the human body, which can persist for years at ambient temperature. The obtained films show tailor-made properties toward a nematic mesophase with a specific texture, including colored planar texture of the chiral nematic mesophase and blue-phase (BP) LC texture. The BP, described for the first time in plain PLLA, occurred over a wider than usual temperature range of stability between isotropic and chiral nematic thermotropic phases (Δ
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