Biobased Pressure-Sensitive Adhesives from Tulipalin A and Lauryl Methacrylate Synthesized via PhotoATRP
4 affiliations
- 1Polymer Institute, Slovak Academy of Sciences, Dúbravská cesta 9, Bratislava, Slovakia, 84541
- 2Pretreatment and Finishing of Cellulose Based Textiles Dept., Textile Research Institute, National Research Centre, Dokki, Giza, Egypt
- 3Faculty of Chemical and Food Technology, STU, Radlinského 9, Bratislava, Slovakia, 81237
- 4Centre for Advanced Materials Application, Slovak Academy of Sciences, Dúbravská cesta 9, Bratislava, Slovakia, 84104
Abstract
Biobased pressure-sensitive adhesives (PSAs) were prepared from Tulipalin A (α-methyleneγ-butyrolactone, MBL) and lauryl methacrylate (LMA) as the principal renewable monomers using photochemically induced atom transfer radical polymerization (photoATRP).Copolymerization kinetics at different MBL/LMA feed ratios showed controlled behavior over the investigated conversion range, with increasing molar mass and relatively low dispersity.A copolymer containing approximately 20 mol% MBL and 80 mol% LMA exhibited a glasstransition temperature below room temperature and was selected for PSA optimization.The effects of MBL content, molar mass, acrylic acid (AA), and small amounts of 1,6-hexanediol diacrylate (HDDA) on the adhesion-cohesion balance were systematically evaluated.Depending on formulation, peel strength ranged from approximately 2 to 35 N/2.5 cm, static shear resistance ranged from a few hours to more than 80 days under a 0.5 kg load, and the shear adhesion failure temperature (SAFT) reached 66 °C.Comparison with analogous formulations prepared by free-radical photopolymerization indicated a more favorable adhesion-cohesion balance for the photoATRP-derived materials.Rheological and thermal analyses further confirmed PSA-like viscoelastic behavior and high thermal decomposition stability.Overall, the formulation can be tuned from removable to permanent adhesion while maintaining a biobased content above 70 wt% and without requiring a conventional tackifier.
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BibTeX
@misc{zain2026biobased,
title = {{Biobased Pressure-Sensitive Adhesives from Tulipalin A and Lauryl Methacrylate Synthesized via PhotoATRP}},
author = {Gamal Zain and Katarína Mosnáčková and Markus Weber and Anna Vykydalová and Branislav Horváth and Angela Kleinová and Jaroslav Mosnáček},
howpublished = {ChemRxiv},
year = {2026},
month = sep,
doi = {10.26434/chemrxiv.15008237/v1},
url = {https://chemrxiv.org/doi/full/10.26434/chemrxiv.15008237/v1},
note = {CC BY},
}
RIS
TY - UNPB
TI - Biobased Pressure-Sensitive Adhesives from Tulipalin A and Lauryl Methacrylate Synthesized via PhotoATRP
AU - Gamal Zain
AU - Katarína Mosnáčková
AU - Markus Weber
AU - Anna Vykydalová
AU - Branislav Horváth
AU - Angela Kleinová
AU - Jaroslav Mosnáček
PY - 2026
DA - 2026/09/03
PB - ChemRxiv
DO - 10.26434/chemrxiv.15008237/v1
UR - https://chemrxiv.org/doi/full/10.26434/chemrxiv.15008237/v1
AB - Biobased pressure-sensitive adhesives (PSAs) were prepared from Tulipalin A (α-methyleneγ-butyrolactone, MBL) and lauryl methacrylate (LMA) as the principal renewable monomers using photochemically induced atom transfer radical polymerization (photoATRP).Copolymerization kinetics at different MBL/LMA feed ratios showed controlled behavior over the investigated conversion range, with increasing molar mass and relatively low dispersity.A copolymer containing approximately 20 mol% MBL and 80 mol% LMA exhibited a glasstransition temperature below room temperature and was selected for PSA optimization.The effects of MBL content, molar mass, acrylic acid (AA), and small amounts of 1,6-hexanediol diacrylate (HDDA) on the adhesion-cohesion balance were systematically evaluated.Depending on formulation, peel strength ranged from approximately 2 to 35 N/2.5 cm, static shear resistance ranged from a few hours to more than 80 days under a 0.5 kg load, and the shear adhesion failure temperature (SAFT) reached 66 °C.Comparison with analogous formulations prepared by free-radical photopolymerization indicated a more favorable adhesion-cohesion balance for the photoATRP-derived materials.Rheological and thermal analyses further confirmed PSA-like viscoelastic behavior and high thermal decomposition stability.Overall, the formulation can be tuned from removable to permanent adhesion while maintaining a biobased content above 70 wt% and without requiring a conventional tackifier.
ER -