..., as well as bio-functionalization, nontoxicity and safe application to paper. These natural EOs also demonstrated antifungal action against A. terreus, A. flavus, A. niger, etc. Their antioxidant activity may play an essential role in preserving paper from degradation caused by cellulose oxidation...

...Salwa Moustafa Amer Mahmoud; Sayed Hemeda Purpose This study aims to determine the efficiency of three types of essential oils (EOs) as antioxidants on wood pulp paper samples: camphor oil, clove oil and lavender oil. Because of the detrimental influence of the oxidation process on wood pulp paper...

... (EPDFM) rubber matrix, focusing on its reinforcing and antioxidant effect on the resulting EPDM composites. Design/methodology/approach The structure of the prepared EPDM composites was confirmed by Fourier-transform infrared spectroscopy, and the dispersion of the additive fillers and antioxidants...

... paper Type of paper Wood-derived fibers Type of printing Intaglio printing Type of ink Lampblack + line seed oil Phenomena of degradation Soot spots, yellowness and stains Antioxidants SEM Inks Degradation Cellulose Immersion washing The alkyl...

...Hoda Sabry Othman; Maher A. El-Hashash; S.H. El-Sabbagh; A.A. Ward; Galal A.M. Nawwar Purpose Calcium and Zinc lignates were proven to be good antioxidants for rubber composites. The purpose of this paper is to evaluate the copper lignate antioxidant activity along with evaluating its electrical...

... of these ingredients. Many of these compounds possess health benefits or nutraceutical properties, which either prevent or delay the onset of diseases of serious concern such as cancer, cardiovascular diseases and neurodegenerative diseases. Antioxidant activity of plant extracts is due to the presence of plenty...

...Ankit Chokriwal; Bjorn John Stephen; Abhijeet Singh Purpose Carotenoids are pigments that have significant value as colorants and antioxidants in pharmaceutical, food, textile and cosmetic industries. Owing to its high demand, this study aims to identify ß-carotene producing bacteria from...

... (Curcuma xanthorrhiza), “temu pauh” (Curcuma mangga), “lempoyang” (Zingiber zerumbet) and “bonglai” (Zingiber cassumunar) using alkaline and chemical-based extraction method for antimicrobial and antioxidant activities. Design/methodology/approach Through the alkaline...

...-organisms and algae as indispensable. This study aims to extract anthocyanins, an important natural plant pigments, from Sohiong (Prunus nepalensis). This study demonstrated that Sohiong have high anthocyanins content and antioxidant property, indicating an immense potential for the fruit producers and food...

...Esmail Rezaei-Seresht; Aboulfazl Salimi; Behnam Mahdavi Purpose The purpose of this paper is synthesis and evaluation of antioxidant and antibacterial activities of a series of new azo dyes derived from 4-aminostilbene. Design/methodology/approach First, the starting material 4-aminostilbene...

... to clarify the relationship between alizarin content and the antioxidant and antimicrobial activities of Rubia extract. Design/methodology/approach The paper opted for analytical tools (HPLC) and the in-vitro study of biological activities, namely, the antioxidant activity which...

... Antioxidants Pigments Betalains Hylocereus polyrhizus Hylocereus polyrhizus (Weber) Britton & Rose was used in the present studies. The peel and pulp of the fruits were excised and freeze-dried for one week. Dried peel and pulp were homogenized in the powder form and stored at −20...

... Antioxidants Antifogs In modern times, packaging has been identified as an integral part of processing in the food industry. Food package is the physical entity that functions as the barrier between the contents and the exterior atmosphere (Smith et al., 1990). Packaging has three tasks...

... as antioxidants for natural rubber vulcanizates. The amide polymers prepared showed high efficiency as antioxidants for rubber vulcanizates, exceeding the performance of commercial antioxidants. In addition, the results obtained are encouraging and support the use of these polymers from both the environmental...