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During recent decades, consumers have been continuously moving towards the substitution of synthetic ingredients of the food industry by natural products, obtained from vegetal, animal or microbial sources.
María Fraga-Corral +8 more
doaj +2 more sources
The type of polymeric condensed tannins from plum fruit (Prunus salicina) (PCT), the degree of polymerization and the distribution of polymers were characterized by MALDI-TOF MS and NMR spectroscopy. The metal-binding capacity of PCT with five metal ions
Liangliang Zhang +4 more
doaj +2 more sources
The pharmacological effects of tannins are mainly related to their astringent action. Several medical studies in recent decades have shown additional antimicrobial and anti- inflammatory properties of tannins. Purpose of the study. To evaluate the efficacy and safety of fixed tannin combinations, including spray / lotion (suspension) and cream ...
D. Zaslavsky +4 more
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Heterogeneous Photodegradation for the Abatement of Recalcitrant COD in Synthetic Tanning Wastewater
Tannery wastewater is considered one of the most contaminated and problematic wastes since it consists of considerable amounts of organic and inorganic compounds.
Maria Toscanesi +6 more
doaj +2 more sources
Impact of Bio-Based (Tannins) and Nano-Scale (CNC) Additives on Bonding Properties of Synthetic Adhesives (PVAc and MUF) Using Chestnut Wood from Young Coppice Stands [PDF]
Sustainability and ecotoxicity issues call for innovations regarding eco-friendly adhesives in the production of biocomposite wood materials, and solutions involving nano-scale and bio-based compounds represent a valid and promising target. One possible approach is to increase the performance of adhesives such as polyvinyl acetate (PVAc) or melamine ...
Francesco Marini +7 more
openaire +4 more sources
The aim of the study was to compare two sources of tannins on fatty acids (FA) composition in rumen. Treatments were (g tannins/kg diet as-feed-basis) as follows: (1) no supplemental tannin addition (CON), (2) addition of 13 g of oak bark extract (OAK), and (3) 4 g of tannic acid (TAN). The basal diet contained 55:45 forage to concentrate ratio.
Małgorzata P. Majewska +4 more
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Utilization of Tannins with Various Polymers for Green-Based Active Packaging: A Review
Tannin is a major polyphenolic secondary metabolite widely distributed in the forestry sector and can be added to polymer matrices to manufacture bioactive films for food packaging.
Fidela Devina Agrippina +3 more
doaj +2 more sources
Application of the Gold-Beater's Skin Test to Some Synthetic Tannins
IN several communications1 we have shown that the generally accepted reactions for the tannins are quite unreliable, with the result that the above-named test was evolved.2 The gold-beater's skin test demonstrates the tanning properties of a substance, and is given only by true tannins.
M. Nierenstein
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Direct anthelmintic effects of condensed tannins from diverse plant sources against Ascaris suum. [PDF]
Ascaris suum is one of the most prevalent nematode parasites in pigs and causes significant economic losses, and also serves as a good model for A.
Andrew R Williams +4 more
doaj +9 more sources
A sound in-plant pollution control strategy can only be defined by paying due attention to bio-recalcitrance and toxicity. In this context the levels of toxicity and inert COD introduced to textile dyebath discharges by two alternative auxiliary chemicals, namely natural tannin (NT) and synthetic tannin (ST), were investigated. The effect of 40 minutes
F, Germirli Babuna +4 more
openaire +3 more sources

