ArticleMaterials (Basel, Switzerland)2020
Application of Earth Pigments in Cycloolefin Copolymer: Protection against Combustion and Accelerated Aging in the Full Sunlight Spectrum.
Article in Materials (Basel, Switzerland), 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.
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13 citing papers in PubMed, 22 citations in OpenAlex.
- Comparative Study on the Influence of Inorganic Pigments on the Thermomechanical and Combustion Performance of Different Elastomer Composites.Molecules (Basel, Switzerland) · 2026Article
- Innovative Materials Based on Epoxy Resin for Use as Seat Elements in Bulk Transport.Materials (Basel, Switzerland) · 2024Article
- Evaluation of Permulgin 3274 as a Material for the Conservation of Beeswax Seals.Materials (Basel, Switzerland) · 2022Article
- Comparison of Aging Resistance and Antimicrobial Properties of Ethylene-Norbornene Copolymer and Poly(Lactic Acid) Impregnated with Phytochemicals Embodied in Thyme (International journal of molecular sciences · 2021Article
- Influence of the Silica Specific Surface Area and Ionic Liquids on the Curing Characteristics and Performance of Styrene-Butadiene Rubber Composites.Materials (Basel, Switzerland) · 2021Article
- Effects of Basalt and Carbon Fillers on Fire Hazard, Thermal, and Mechanical Properties of EPDM Rubber Composites.Materials (Basel, Switzerland) · 2021Article
- Investigation into the Effect of Spinel Pigments on the Photostability and Combustion Properties of Ethylene-Norbornene Copolymer.Materials (Basel, Switzerland) · 2021Article
- Article
- Plant-Origin Stabilizer as an Alternative of Natural Additive to Polymers Used in Packaging Materials.International journal of molecular sciences · 2021Article
- Influence of a Natural Plant Antioxidant on the Ageing Process of Ethylene-norbornene Copolymer (Topas).International journal of molecular sciences · 2021Article
- Bis(trifluoromethylsulfonyl)imide Ionic Liquids Applied for Fine-Tuning the Cure Characteristics and Performance of Natural Rubber Composites.International journal of molecular sciences · 2021Article
- Biocomposites of Epoxidized Natural Rubber/Poly(lactic acid) Modified with Natural Fillers (Part I).International journal of molecular sciences · 2021Article
- Anti-Oxidative Activity of Alcohol-Water Extracts from Field Horsetail (Materials (Basel, Switzerland) · 2020Article
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Authors and funding
5 authors at 3 institutions in 1 country.
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No grant is acknowledged in the PubMed record.
Abstract
In this paper, we assess various natural earth pigments as potential colorants and stabilizers for ethylene-norbornene copolymer composites. Several cycloolefin copolymer (COC) composites colored with 2 wt% of a selected pigment were prepared using a two-step mixing method. The aging resistance of the polymer composites was investigated in terms of changes to their mechanical properties, following accelerated aging in the full sunlight spectrum (100, 200, 300, 400, and 500 h). Fourier-transform infrared spectroscopy (FTIR), surface energy measurements, and spectrophotometry were used to assess the color changes, surface defects, and morphology of the composites. Thermogravimetric analysis (TGA) was used to study their thermal stability. The combustion characteristics of the prepared COC composites were evaluated based on the microcombustion calorimetry test (MCC). The application of earth pigments resulted in interesting color changes and a significant improvement in the aging resistance of the COC-filled samples, as evidenced by higher aging factor values and lower carbonyl index parameters compared to the reference (COC). The best results were observed for hematite (HM), gold ochre (GO), and red ochre (RO). In addition, the application of earth pigments, especially iron ochre (IO) and red ochre (RO), in COC contributed to a significant reduction in the heat release rate (HRR) values, indicating improved flame retardancy. This research opens the possibility of producing colorful COC composites with enhanced photostability and reduced flammability for use in polymer applications.
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