comparison effects of lanthanum stearate and antioxidants

comparison effects of lanthanum stearate and antioxidants in

Comparison effects of lanthanum stearate and antioxidants in

This work studied possibilities of using lanthanum stearate (LaSt) as an antioxidant in epoxidized natural rubber containing 25 mol.% expoxidation (ENR25) compounds. For comparison purposes, two commercial antioxidant 4010NA and MB were also used.

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comparison effects of lanthanum stearate and antioxidants in

Comparison effects of lanthanum stearate and antioxidants in

Request PDF | Comparison effects of lanthanum stearate and antioxidants in epoxidized natural rubber | This work studied possibilities of using lanthanum stearate (LaSt) as an antioxidant in

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journal of rare earths | vol 33, issue 11, pages 1129-1240

Journal of Rare Earths | Vol 33, Issue 11, Pages 1129-1240

Comparison effects of lanthanum stearate and antioxidants in epoxidized natural rubber Changjin YANG, Yongyue LUO, Zheng PENG, Kui XU, Jieping ZHONG Pages 1236-1240

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effects of lanthanum complex on the thermo-oxidative aging of

Effects of lanthanum complex on the thermo-oxidative aging of

In this study, two formulations of NR—one with the antioxidant IPPD and the other with the mixed antioxidants composed of antioxidant IPPD and lanthanum (La) complex—were compared to investigate their protective effects on the thermo-oxidative aging properties of the rubber. Mechanical testing, Fourier transform infrared spectroscopy with

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yang changjin | research assistant | chinese academy of

Yang CHANGJIN | Research Assistant | Chinese Academy of

Comparison effects of lanthanum stearate and antioxidants in epoxidized natural rubber. Article. For comparison purposes, two commercial antioxidant 4010NA and MB were also used. The influence

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zheng peng's research works | chinese academy of tropical

Zheng Peng's research works | Chinese Academy of Tropical

Comparison effects of lanthanum stearate and antioxidants in epoxidized natural rubber Zheng PENG [] Jieping ZHONG. This work studied possibilities of using lanthanum stearate (LaSt) as an

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effects of acetone on the hydrogenation of diisopropylimine

Effects of acetone on the hydrogenation of diisopropylimine

Comparison effects of lanthanum stearate and antioxidants in epoxidized natural rubber J. Rare Earths , 33 ( 2015 ) , pp. 1236 - 1240 Article Download PDF View Record in Scopus Google Scholar

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effect of neodymium stearate on cure and mechanical

Effect of neodymium stearate on cure and mechanical

Comparison effects of lanthanum stearate and antioxidants in epoxidized natural rubber. Article. Nov 2015; J RARE EARTH; Yang Changjin; Compared with antioxidant 4010NA and MB, the ENR25

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effects of lanthanum complex on the thermo-oxidative aging of

Effects of lanthanum complex on the thermo-oxidative aging of

In this study, two formulations of NR—one with the antioxidant IPPD and the other with the mixed antioxidants composed of antioxidant IPPD and lanthanum (La) complex—were compared to investigate their protective effects on the thermo-oxidative aging properties of the rubber. Mechanical testing, Fourier transform infrared spectroscopy with

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effect of some light rare earth elements on seed germination

Effect of some light rare earth elements on seed germination

Rare earth elements (REEs) enriched fertilizers have been commonly used in China since the 1980s, thus inducing a growing concern about their environmental impact in agriculture. In this work, the effect of some light REEs nitrate mixture and La(3+) nitrate on seed germination, seedling growth and a …

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effects of acetone on the hydrogenation of diisopropylimine

Effects of acetone on the hydrogenation of diisopropylimine

Comparison effects of lanthanum stearate and antioxidants in epoxidized natural rubber J. Rare Earths , 33 ( 2015 ) , pp. 1236 - 1240 Article Download PDF View Record in Scopus Google Scholar

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improvements of lanthanum complex on the thermal-oxidative

Improvements of lanthanum complex on the thermal-oxidative

Mixed antioxidants composed of antioxidant IPPD and novel rare earth lanthanum complex were used as an additive to prepare natural rubber (NR) samples. The variations of macro-properties, surface characterizations, and internal groups were investigated by mechanical testing, X-ray photoelectron spectroscopy, and thermogravimetric analysis coupled with Fourier transform infrared spectroscopy

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development and investigation of lanthanum sulfadiazine with

Development and Investigation of Lanthanum Sulfadiazine with

The influence of lanthanum sulfadiazine with calcium stearate (CaSt2) and epoxidized soybean oil (ESBO) on stabilizing PVC was studied by using the Congo red test, oven discoloration test, UV-vis spectroscopy and thermal decomposition kinetics.

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synergistic effects of lanthanum-pentaerythritol alkoxide

Synergistic Effects of Lanthanum-Pentaerythritol Alkoxide

The influence of lanthanum sulfadiazine with calcium stearate (CaSt 2 ) and epoxidized soybean oil (ESBO) on stabilizing PVC was studied by using the Congo red test, oven discoloration test, UV

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neurotoxicological evaluation of long-term lanthanum chloride

Neurotoxicological Evaluation of Long-Term Lanthanum Chloride

Therefore, understanding the effects of REEs on health has become more and more important. In this work, the neurotoxicity of lanthanum (La) was evaluated. Wistar rats were exposed to lanthanum chloride through oral administration at 0, 0.1, 2, and 40 mg/kg doses from gestation day 0 through 6 months of age.

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the synergistic effect of zinc urate with calcium stearate

The synergistic effect of zinc urate with calcium stearate

It can also play a powerful antioxidant that can replace vitamin C in some primates [, , ]. In this article, we found that the uric acid and pyridine diketone has similar structure, so the objective of this work is to investigate the possibility of using zinc urate (Zn 3 (C 5 HN 4 O 3 ) 2 , represented as Zn 3 Ur 2 ) as a thermal stabilizer for

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improvements of lanthanum complex on the thermal-oxidative

Improvements of lanthanum complex on the thermal-oxidative

Mixed antioxidants composed of antioxidant IPPD and novel rare earth lanthanum complex were used as an additive to prepare natural rubber (NR) samples. The variations of macro-properties, surface characterizations, and internal groups were investigated by mechanical testing, X-ray photoelectron spectroscopy, and thermogravimetric analysis coupled with Fourier transform infrared spectroscopy

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lipid composition and fluidity of the human immunodeficiency

Lipid composition and fluidity of the human immunodeficiency

Effects of calcium, lanthanum, and temperature on the fluidity of spin-labeled human platelets. J Membr Biol. 1980; 52 (3):201–219. Slosberg BN, Montelaro RC. A comparison of the mobilities and thermal transitions of retrovirus lipid envelopes and host cell plasma membranes by electron spin resonance spectroscopy. Biochim Biophys Acta.

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oxidative stress and antioxidant defense

Oxidative Stress and Antioxidant Defense

) radicals.96 Carotenoids show their antioxidant effects in low oxygen partial pressure but may have pro-oxidant effects at higher oxygen concentrations.97 Both carotenoids and retinoic acids (RAs) are capable of regulating transcription factors.98 β-Carotene inhibits the oxidant-induced NF-κB activation and interleukin (IL)-6 and tumor

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the synergistic effect of zinc urate with calcium stearate

The synergistic effect of zinc urate with calcium stearate

It can also play a powerful antioxidant that can replace vitamin C in some primates [, , ]. In this article, we found that the uric acid and pyridine diketone has similar structure, so the objective of this work is to investigate the possibility of using zinc urate (Zn 3 (C 5 HN 4 O 3 ) 2 , represented as Zn 3 Ur 2 ) as a thermal stabilizer for

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ep2172205b1 - pharmaceutical formulation comprising lanthanum

EP2172205B1 - Pharmaceutical formulation comprising lanthanum

EP2172205B1 EP20100151270 EP10151270A EP2172205B1 EP 2172205 B1 EP2172205 B1 EP 2172205B1 EP 20100151270 EP20100151270 EP 20100151270 EP 10151270 A EP10151270 A EP

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magnesium stearate side effects, uses, dosage and more - dr. axe

Magnesium Stearate Side Effects, Uses, Dosage and More - Dr. Axe

10 percent group: Reduced liver weight. 0–5 percent group: No side effects observed, which corresponds to less than 2500 milligrams per kilogram of body weight per day. It should be noted that the amounts of stearic acid and magnesium stearate typically used in a tablet is relatively minute.

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polymers | special issue : degradation and stabilization of

Polymers | Special Issue : Degradation and Stabilization of

The influence of lanthanum sulfadiazine with calcium stearate (CaSt 2) and epoxidized soybean oil (ESBO) on stabilizing PVC was studied by using the Congo red test, oven discoloration test, UV-vis spectroscopy and thermal decomposition kinetics. The results showed that the addition of LaSD as a thermal stabilizer can significantly improve the

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lubricants | free full-text | lubricants in pharmaceutical

Lubricants | Free Full-Text | Lubricants in Pharmaceutical

Magnesium stearate (Mg (C 18 H 35 O 2) 2) is a solid and white powder at room temperature; it is a Food and Drug Administration (FDA)-approved inactive ingredient commonly used in the pharmaceutical industry. Magnesium stearate may be derived from plants as well as animal sources.

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