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US Patent for Liquid antioxidant produced by alkylating
The present invention relates to a process for the production of a liquid antioxidant composition; the product so produced and its use as a stabiliser in organic material. It is known to produce a dark-coloured solid antioxidant composition by reacting diphenylamine with diisobutylene in the presence of aluminium chloride, as catalyst.
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US4824601A - Liquid antioxidant produced by alkylating
Process is described for the production of a liquid antioxidant composition by reaction of diphenylamine with diisobutylene comprising reacting diphenylamine with diisobutylene in a molar ratio of from 1:1.1 to 1:2.5 and in the presence of an acid activated earth catalyst, while ensuring that the concentration of diisobutylene remains substantially constant throughout the reaction period at a ...
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Liquid antioxidant produced by alkylating diphenylamine
The present invention relates to a process for the production of a liquid antioxidant composition; the product so produced and its use as a stabiliser in organic material. It is known to produce a dark-coloured solid antioxidant composition by reacting diphenylamine with diisobutylene in the presence of aluminium chloride, as catalyst.
Send Inquiry
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Doctor’s Best High Absorption CoQ10 is a pure coenzyme Q10 supplement that uses a formula that combines CoQ10 benefits with the benefits of black pepper extract in soft gels. What’s in it: 100mg CoQ10; 5mg black pepper extract; Who makes it: Doctor’s Best is a unique nutritional supplement brand that was founded in 1990 by a physician. They hold their products to high standards, and only use scientifically proven ingredients at their effective dosages.
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Liquid alkylated diphenylamine antioxidant - B. F
This example shows that a liquid alkylated diphenylamine can be formed by another method but the product is formed by chain scission of the diisobutylene or octyl groups into tertiary butyl substituents and results in a product having over 60% disubstituted DPA. In addition, this process of cracking octyl groups only works above 160° C. EXAMPLE 1
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Liquid alkylated diphenylamine antioxidant - The
A process for alkylating diphenylamine which results in high amounts of desirable monosubstituted diphenylamine antioxidants is described. These monoalkylated diphenylamines have good antioxidant activity in various lubricating oils and polymeric molding compositions. These antioxidants are low in yellow color and resist further yellowing. 2.
Send InquiryUS Patent for Liquid antioxidant produced by alkylating
The present invention relates to a process for the production of a liquid antioxidant composition; the product so produced and its use as a stabiliser in organic material. It is known to produce a dark-coloured solid antioxidant composition by reacting diphenylamine with diisobutylene in the presence of aluminium chloride, as catalyst.
Send Inquiry
US4824601A - Liquid antioxidant produced by alkylating
Process is described for the production of a liquid antioxidant composition by reaction of diphenylamine with diisobutylene comprising reacting diphenylamine with diisobutylene in a molar ratio of from 1:1.1 to 1:2.5 and in the presence of an acid activated earth catalyst, while ensuring that the concentration of diisobutylene remains substantially constant throughout the reaction period at a
Send Inquiry
Liquid antioxidant produced by alkylating diphenylamine
The present invention relates to a process for the production of a liquid antioxidant composition; the product so produced and its use as a stabiliser in organic material. It is known to produce a dark-coloured solid antioxidant composition by reacting diphenylamine with diisobutylene in the presence of aluminium chloride, as catalyst.
Send Inquiry
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At the same time, the best way to get the most out of your diet is to eat a variety of fruits and vegetables. It is a good choice to eat a lot of fruits and veggies. This is the case with the South America food store. The body is designed to store fat and fuel for the day. The foreskin is made up of a male sheath that covers the glans.
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Are liquid antioxidant supplements better than tablets?
When it comes to antioxidant supplements, liquids are not as potent as tablets. The instant the seal is broken on the liquid bottle, air gets into it. What does air have in it? Oxygen. What happens when oxygen comes in contact with an antioxidant? It inactivates its antioxidant properties because it "uses it up".
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Best CoQ10 Supplements - Top 10 Brands Reviewed for 2019
Doctor’s Best High Absorption CoQ10 is a pure coenzyme Q10 supplement that uses a formula that combines CoQ10 benefits with the benefits of black pepper extract in soft gels. What’s in it: 100mg CoQ10; 5mg black pepper extract; Who makes it: Doctor’s Best is a unique nutritional supplement brand that was founded in 1990 by a physician. They hold their products to high standards, and only use scientifically proven ingredients at their effective dosages.
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There are 7,659 liquid antioxidant suppliers, mainly located in Asia. The top supplying countries or regions are United States, China, and India, which supply 1%, 88%, and 2% of liquid antioxidant respectively.
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