Rubber bound phenolic antioxidant and its application in Belgium

synthesis and properties of polyethylene-bound antioxidants

Synthesis and Properties of Polyethylene-Bound Antioxidants

The polyethylene-bound antioxidants have been obtained by a synthetic procedure capable of industrial applications, i.e. the melt grafting of polyethylene with monomeric antioxidants at 130–170

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pulsed electric fields affect endogenous enzyme activities

Pulsed electric fields affect endogenous enzyme activities

2.10. Extraction of phenolic compounds. Free and bound phenolic compounds were extracted following the methodology proposed by Mattila and Kumpulainen (2002) with slight modifications, in which acid and alkaline hydrolysis were performed. The modification consisted in adding a centrifugation step (8784 × g for 5 min) before filtrating samples

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synthesis and performance of phenolic polybutadiene‐bound

Synthesis and performance of phenolic polybutadiene‐bound

Request PDF | Synthesis and performance of phenolic polybutadiene‐bound stabilizers | An antioxidant derivative, 6-sulfanylhexyl 3-(3,5-di-tert-butyl-4-hydroxyphenyl)propanoate, was synthesized

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synthesis and characterization of a novel macromolecular

Synthesis and Characterization of A Novel Macromolecular

The sterically hindered phenolic antioxidants were bonded to variety of substrates, such as silica nanoparticles [46,47], carbon nanotubes [48,49] and several types of linear polymers, e.g

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(pdf) effects of heat treatment on total phenolic contents

(PDF) Effects of Heat Treatment on Total Phenolic Contents

The level of phenolic acids increase due to chain-breaking effect of heat treatment; additionally the breakdown of cell walls and hydrolysis of linkages between bound acid and lignin or

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extraction resistance and mechanism of a macromolecular

Extraction resistance and mechanism of a macromolecular

In this article, a new type Schiff base rubber antioxidant with combined advantages of hindered phenol and hindered amine antioxidants has been synthesized and applied in the natural rubber.

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chemical profile, functional and antioxidant properties

Chemical profile, functional and antioxidant properties

The AA of tomato peel fiber was low, since the phenolic compounds are mainly bound to the cell wall of plant, showing a low capacity for scavenging radicals. Due to its chemical profile and functional properties, tomato peel fiber can be used as a food supplement, improving the different physical, chemical, and nutritional properties of foods.

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high-performance liquid chromatography with photodiode array

High-Performance Liquid Chromatography with Photodiode Array

Mashua (Tropaeolum tuberosum Ruíz and Pavón), an Andean tuber with high antioxidant activity, has sparked interest because of its traditional medicinal use. In this study, we evaluated the anthocyanin composition for three purple mashua genotypes and their contribution to the overall antioxidant activity of the tuber. Mashua anthocyanins, total phenolics, and 2,2‘-azinobis(3

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high-performance liquid chromatography with photodiode array

High-Performance Liquid Chromatography with Photodiode Array

Mashua (Tropaeolum tuberosum Ruíz and Pavón), an Andean tuber with high antioxidant activity, has sparked interest because of its traditional medicinal use. In this study, we evaluated the anthocyanin composition for three purple mashua genotypes and their contribution to the overall antioxidant activity of the tuber. Mashua anthocyanins, total phenolics, and 2,2‘-azinobis(3

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administration dependent antioxidant effect of carica papaya

Administration Dependent Antioxidant Effect of Carica papaya

The antioxidant activity of C. papaya seeds water extract was compared with a well-known antioxidant, vitamin C (Figure 3(b)). No toxic concentrations of vitamin C (50, 100, 150, 200, and 250 μM) were added to the culture medium simultaneously with H 2 O 2 or during recovery. Antioxidant vitamin C effect was differently exerted than extract.

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ferulic acid content and appearance determine the antioxidant

Ferulic Acid Content and Appearance Determine the Antioxidant

To investigate the antioxidant capacity of ferulic acid (FA) in conjunction with prebiotic arabinoxylanoligosaccharides (AXOS), procedures for the production of FA-enriched, -depleted and cross-linked AXOS were developed, and samples were analyzed using the Trolox equivalent antioxidant capacity (TEAC) and oxygen radical absorbance capacity (ORAC) assays.

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validated method for the characterization and quantification

Validated Method for the Characterization and Quantification

Phenolic Compounds of Pomegranate Byproducts (Outer Skin, Mesocarp, Divider Membrane) and Their Antioxidant Activities. Journal of Agricultural and Food Chemistry 2016, 64 (34) , 6584-6604. DOI: 10.1021/acs.jafc.6b02950. Andrew G. Newsome, Yongchao Li, and Richard B. van Breemen .

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butylated hydroxytoluene (bht) in food - uses, safety, toxicity

Butylated Hydroxytoluene (BHT) In Food - Uses, Safety, Toxicity

Butylated hydroxytoluene in food. Butylated hydroxytoluene (BHT) is a synthetic antioxidant authorized for use in fats and oils, only for the professional manufacture of heat-treated food, in frying oil and frying fat (excluding olive pomace oil) and in lard, fish oil, beef, poultry and sheep fat 19).

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buckwheat as a functional food and its effects on health

Buckwheat as a Functional Food and Its Effects on Health

Determination of free and bound phenolic compounds and their antioxidant activity in buckwheat bread loaf, crust and crumb Vito Verardo , Virginia Glicerina , Emiliano Cocci , Antonia Garrido Frenich , Santina Romani , Maria Fiorenza Caboni

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us4371583a - modified ionomer blend and laminated article

US4371583A - Modified ionomer blend and laminated article

The disclosure relates to a modified ionomer blend which is characterized by excellent metal adhesion, good weatherability, and low gloss, consisting essentially of an intimate mixture of (1) about 20 to 60 percent of an ethylene-propylene rubber, in which ethylene is the predominant component, (2) about 40 to 80 percent of a copolymer containing ethylene units and carboxylic acid containing

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ep1510549a1 - thermoplastic elastomer composition and method

EP1510549A1 - Thermoplastic elastomer composition and method

Disclosed is a thermoplastic elastomer composition comprising 100 parts by weight of EPDM rubber, 5-1,000 parts by weight of styrenic thermoplastic elastomer, 50-3,000 parts by weight of paraffin oil, 10-200 parts by weight of a polyolefin resin as a curative, 1-15 parts by weight of a phenolic resin, and 0.5-5 parts by weight of a curing activator.

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ep1510549a1 - thermoplastic elastomer composition and method

EP1510549A1 - Thermoplastic elastomer composition and method

Disclosed is a thermoplastic elastomer composition comprising 100 parts by weight of EPDM rubber, 5-1,000 parts by weight of styrenic thermoplastic elastomer, 50-3,000 parts by weight of paraffin oil, 10-200 parts by weight of a polyolefin resin as a curative, 1-15 parts by weight of a phenolic resin, and 0.5-5 parts by weight of a curing activator.

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understanding the relations among the storage, soaking,

Understanding the Relations Among the Storage, Soaking,

The divalent cation‐chelating ability of phytic acid in (some) pulses qualifies it as an antioxidant given its high affinity for Fe 2+, which catalyzes many oxidation reactions (Oatway, Vasanthan, & Helm, 2001; Pokorný & Korczak, 2001).

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buckwheat as a functional food and its effects on health

Buckwheat as a Functional Food and Its Effects on Health

Determination of free and bound phenolic compounds and their antioxidant activity in buckwheat bread loaf, crust and crumb Vito Verardo , Virginia Glicerina , Emiliano Cocci , Antonia Garrido Frenich , Santina Romani , Maria Fiorenza Caboni

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george manganaris - associate professor - cyprus university

George Manganaris - Associate Professor - Cyprus University

CONCLUSION: ‘Camarosa’ fruit had acceptable quality attributes for fresh consumption and at the same time a high phytochemical content up to 1 day shelf life. The over-ripe fruit continued to be an excellent reservoir of natural antioxidants, pointing to its potential use as food antioxidant and nutritional supplement. Show more Show less

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10.1016/j.foodres.2011.04.005 | deepdyve

10.1016/j.foodres.2011.04.005 | DeepDyve

In addition, dietary fiber obtained from plant foods rich in phenolic compounds has been considered a dietary source of these antioxidants ( Saura-Calixto, 1998 ).</P>By-products derived from the tomato industry not only have a potential application in the food industry; due to their content of bioactive compounds, but they are also attractive

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dynamically vulcanized alloys of crystalline polyolefin resin

Dynamically vulcanized alloys of crystalline polyolefin resin

The quantity of rubber process oil utilized is based on the total rubber content, both cured and uncured, and can be defined as the ratio, by weight, of process oil to the total rubber in the DVA. This ratio can vary from about 0 to about 1.5/1; preferably from about 0.2/1 to about 1.2/1; more preferably from about 0.6/1 to about 1/1.

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antimicrobial preservatives part three: challenges facing

Antimicrobial Preservatives Part Three: Challenges Facing

Note for guidance on inclusion of antioxidants and antimicrobial preservatives in medicinal products. CPMP/CVMP/ QWP/115/95, 08 July 1997. EMA, 2003. Note for guidance on excipients, antioxidants and antimicrobial preservatives in the dossier for application for marketing authorisation of a medicinal product. 20 February 2003, CPMP/QWP/419/03.

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fluid absorbing, adhesive hydrocolloid compositions - avery

Fluid absorbing, adhesive hydrocolloid compositions - Avery

The polyisobutylene, Vistanex LMMH, is available from Exxon Chemical Company. The Irganox 1010 is a hindered phenolic antioxidant manufactured by Ciba. A hydrocolloid adhesive, Example 3, was prepared as follows. A sigma-blade mixer was purged with nitrogen gas and heated to 160° C. The speed of the front, faster, blade was 47 rpm.

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a review of sustainable and intensified techniques

A review of sustainable and intensified techniques

Wounding increased the total free and bound phenolic content, whereas the carotenoid content was unaltered. In the sequential application of wounding stress, extrusion induced higher accumulation of total free and bound phenolics, whereas in the case of carotenoids, the sequential application induced degradation of all- trans β-carotene and

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george manganaris - associate professor - cyprus university

George Manganaris - Associate Professor - Cyprus University

CONCLUSION: ‘Camarosa’ fruit had acceptable quality attributes for fresh consumption and at the same time a high phytochemical content up to 1 day shelf life. The over-ripe fruit continued to be an excellent reservoir of natural antioxidants, pointing to its potential use as food antioxidant and nutritional supplement. Show more Show less

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are there other persistent organic pollutants? a challenge

Are There Other Persistent Organic Pollutants? A Challenge

The past 5 years have seen some major successes in terms of global measurement and regulation of persistent, bioaccumulative, and toxic (PB&T) chemicals and persistent organic pollutants (POPs). The Stockholm Convention, a global agreement on POPs, came into force in 2004. There has been a major expansion of measurements and risk assessments of new chemical contaminants in the global

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us patent for dynamically vulcanized alloys of crystalline

US Patent for Dynamically vulcanized alloys of crystalline

The quantity of rubber process oil utilized is based on the total rubber content, both cured and uncured, and can be defined as the ratio, by weight, of process oil to the total rubber in the DVA. This ratio can vary from about 0 to about 1.5/1; preferably from about 0.2/1 to about 1.2/1; more preferably from about 0.6/1 to about 1/1.

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chemical auxiliary manufacturers & suppliers, chemical

Chemical Auxiliary Manufacturers & Suppliers, Chemical

Chemical Auxiliary manufacturers and companies directory, display main products as well as regional and certification, find quality China Chemical Auxiliary suppliers and Chemical Auxiliary manufacturers on Bossgoo.com.

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polymers and the environment | intechopen

Polymers and the Environment | IntechOpen

Poly(butylene succinate-co-terephthalate (PBST): Some of its main applications are blown films, filaments, blown and injection moulded containers, thermoformable cups and trays, paper coating, etc. A product in the market is Sorona/Biomax). PBST has good mechanical properties, reasonable processing and biodegrades slowly [69, 72].

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foods | free full-text | a multifunctional biosurfactant

Foods | Free Full-Text | A Multifunctional Biosurfactant

The increase of crop production along with stricter requirements on food security have augmented the demand of new and eco-friendly bactericides. Most of the bactericides used at the moment consist of persistent organic substances, representing a risk for environmental and human health. For instance, agriculture bactericides used for crop protection includes copper-based, dithiocarbamate and ...

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modern rubber chemicals, compounds and rubber goods

Modern Rubber Chemicals, Compounds And Rubber Goods

Styrene-Butadiene Rubber (SBR) Oil Extended non-pigmented, Emulsion polymerised, General Purpose, 1700 Series B.S. 3650-1976 Raw Chioroprene Raw Chloroprene Raw ISO-Buteneisoprene Rubber (IIR of Buty) B.S. 4470-1980 Raw Non-oil Extended Isoprene Rubber Vulcanisation Characteristics of B.S. 5474-1977 Reclaim Rubber -IS 7490-1974

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