A Strategy for Nonmigrating Plasticized PVC Modified
Jan 25, 2018 · Conversion of fatty acid methyl ester to epoxy plasticizer by auto-catalyzed in situ formation of performic acid: Kinetic modeling and application of the model Yuchen Bai , Junyang Wang
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The invention discloses a non-toxic plasticizer of biomass compound epoxy fatty acid methyl ester used in plastics and rubbers processing, which can be represented by the general formula I, wherein R, R' are CnH2n +1 (n = 0~15).
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Pvc Plasticizer Epoxy Fatty Acid Methyl Ester Additives
High Quality epoxy fatty acid methyl ester /DOP/replace dop plasticizer EFAME is a kind of environmetal epoxy plasticizer, which made from natural plant oil through etherification and epoxidation. It has very good intermiscibility with PVC resin also low cost. and it can partial or even totally replace DOP and DBP for PVC products' plasticizer.
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Epoxidized methyl ricinoleate bio-plasticizer with a pendant ...
Jul 29, 2019 · Processing polyvinyl chloride (PVC) artificial material requires plasticizer that softens the PVC coating. Currently, utilizing unsaturated fatty acid methyl esters to obtain epoxidized fatty acid methyl ester (EFAME) bio-plasticizers constitutes an environmentally responsible solution to substitute conventional ortho-phthalates that are endocrine disruptors or probable carcinogens. However ...
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Conversion of fatty acid methyl ester to epoxy plasticizer by ...
Fatty acid methyl esters (FAMEs) can be converted to epoxy plasticizer by in situ auto-catalyzed formation of performic acid (PFA) in a bi-phase reaction system. However, mass transfer effect could be neglected in a well-stirred reaction system.
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Plasticizers: Types, Uses, Classification, Selection & Regulation
Most commonly used phthalate plasticizers include: DEHP: Low molecular weight ortho-phthalate. Still the world’s most widely used PVC plasticizer; DINP, DIDP: High molecular weight ortho-phthalates; Aliphatic dibasic acid Esters – These include chemicals such as glutarates, adipates, azelates and sebecates. They are made from aliphatic dibasic acids such as adipic acid and alcohols.
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Synthesis of epoxy fatty acid methyl ester (EFAME) EFAME was synthesized by a two-step procedure of transesterification and epoxidation ( Evelyne et al., 2010 ; Feng et al., 2015a ; b ). The anhydrous waste cooking oil (100 g) and KOH CH 3 OH solution (0.5 g/18 g) were mixed in a flask with a mechanical stirrer and a condenser pipe.
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Plasticizers Derived from Biomass Resources: A Short Review
Nov 24, 2018 · Non-phthalate plasticizer alternatives include citric acid ester, phosphates, polyesters, halogenated alkanes, and epoxy compounds [4,5,6,7]. With the increase in people’s awareness of environmental protection, especially the discovery of potential threats to human health by phthalate plasticizers and environmental pollution problems, the ...
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The present invention is a replacement plasticizer system made from or containing an epoxidized fatty acid ester plasticizer as a primary plasticizer and a secondary plasticizer. The replacement placement system is useful with a variety of polymers in applications such as wire-and-cable insulations, wire-and-cable jackets, coatings, adhesives ...
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An efficient bio-based plasticizer for poly (vinyl chloride) from waste cooking oil and citric acid: Synthesis and evaluation in PVC films
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Jan 11, 2017 · There is also disclosed a method of making a phthalate-free, epoxidized plasticizer composition comprising forming a blend of the fatty acid esters bio-based oils, wherein the one or more fatty acid esters and the bio-based oils are epoxidized either prior to forming the blend or in a single epoxidation step after the blend is formed.
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Epoxidized fatty acid alkyl esters can be employed in plasticizer compositions, either alone or in combination with other plasticizers, such as epoxidized natural oils. Such plasticizers in turn may be used in the formation of polymeric compositions.
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Product/Service:Potassium Sulphate,NPK,Non-Phthalate Plasticizer,Grinding chemical for cement,Calpet,Concrete admixture,Ammonium sulphate ,,Potassium Sulphate,NPK,Non-Phthalate Plasticizer,Grinding chemical for cement,Calpet,Concrete admixture,Ammonium sulphate , HAMAT EOOD This supplier has not provided a Company Introduction yet..
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An efficient bio-based plasticizer for poly (vinyl chloride ...
Synthesis of epoxy fatty acid methyl ester (EFAME) EFAME was synthesized by a two-step procedure of transesterification and epoxidation ( Evelyne et al., 2010 ; Feng et al., 2015a ; b ). The anhydrous waste cooking oil (100 g) and KOH CH 3 OH solution (0.5 g/18 g) were mixed in a flask with a mechanical stirrer and a condenser pipe.
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Novel environmental castor oil based polyol ester plasticizers were prepared and used as the main plasticizers for PVC to substitute petroleum based plasticizers. Synthesis and Application of Environmental Castor Oil Based Polyol Ester Plasticizers for Poly(vinyl chloride) | ACS Sustainable Chemistry & Engineering
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Dioctyl phthalate | C24H38O4
Di-n-octyl phthalate (DnOP) is found as a component of mixed C6-C10 linear-chain phthalates used as plasticizers in various polyvinyl chloride applications, including flooring and carpet tiles. Following exposure and absorption, DnOP is metabolized to its hydrolytic monoester, mono-n-octyl phthalate (MnOP), and other oxidative products.
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This paper reviews the most widely used models for explaining how plasticizers render PVC flexible. These models include the gel, lubricity, and free volume theories; kinetic theories; and mathematical models which predict on the basis of plasticizer structure how much a plasticizer will lower the polymer glass transition in a flexible PVC compound.
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Primary eco-friendly plasticizer dop dbp substitute dioctyl . DOTP, a new type of plasticizer for PVC products, can reply DOP, and have better electric strength and resist cold, it is suitable for cable and wire, gland strip for the car, freezer, door and window aslo, DOTP has used in PVC leather, PVC floor, pipe and so on.
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Polymers | Free Full-Text | Synthesis and Properties
Feng et al. researched the synthesis of phosphorus-containing plasticizers based on castor oil, and their application for flame retardancy of polyvinyl chloride. Jia et al. compounded castor oil-based polyol ester plasticizers for PVC. In order to expand the utilization of castor oil, our research is directed toward the synthesis of new castor ...
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Fatty acid methyl esters (FAME) are a type of fatty acid ester that are derived by transesterification of fats with methanol. Fatty acid methyl esters are products that are produced by an alkali-catalyzed reaction between fats or fatty acids and methanol.
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