Starches modified with octenyl succinic anhydride (OSA) have been used in a range of industrial applications, particularly as a food additive, for more than half a century. Interest in these products has grown in recent years as a result of new methods and applications becoming available.
The objective of this work is to investigate the effects of reaction conditions on the synthesis of octenyl succinic anhydride (OSA)-modified starch from waxy corn starch and to study the characteristics of the OSA-modified starch as well as its applications.
The DDSA modified quinoa starch efficiently stabilized O/W Pickering emulsions and has some technical advantages compared to octenyl succinic anhydride (OSA)-modified quinoa starch. Increasing DS led to decreased droplet size of the emulsions and a higher capacity in stabilizing emulsions during storage for a period of 10 days.
rheological properties of octenyl succinic anhydrate (OSA) modified potato starch. Potato starch was modified with differentconcentrations of OSA (0, 1, 3, and 5%, v/v). X-ray results suggested that OSA mod-ification did not disrupt the crystallinity of the native starch, and esterification occurs primarily in the amorphous regions. The use of
Octenyl Succinate Starch (OSS) CLEARGUM® CO octenyl succinate starches provide excipient benefits to the pharmaceutical and nutraceutical industry by acting as both an emulsifier and a solubilizer. It can be used in a variety of product forms including blends, …
breadfruit starch should be modified to improve its properties particularly the water binding capacity, clarity of the paste, as well as to reduce retrogradation. Among several modification methods, starches modified with octenyl succinic anhydride (OSA) have been used widely in food industries. OSA starches have unique characteristics because
Octenyl succinic anhydride (OSA) modified early indica rice starch was prepared in aqueous slurry systems and the major factors affecting the esterification were investigated systematically. The physicochemical properties of the products were determined by means of Fourier transform infrared (FT-IR) spectroscopy, scanning electron microscopy (SEM), X-ray diffraction and Rapid Visco Analyser …
Starch sodium octenyl succinate (E 1450) up to a single dose of 25,000 mg was well tolerated by fasting healthy adults. However, the Panel noted reports on gastrointestinal symptoms conducted in infants with hypoallergenic formula containing 2% octenyl succinic anhydride (OSA)‐modified starch …
Seven early indica rice starches with different amylose contents were modified by octenyl succinic anhydride (OSA) in aqueous suspension systems to evaluate the effect of amylose contents on starch esterification. The crystalline structure and pasting properties of starches were investigated using X-ray diffraction and a Rapid Visco Analyzer (RVA).
Native and acid‐hydrolyzed wx corn starches were modified by octenyl succinic anhydride (OSA) in aqueous slurry systems. The characteristics of the modified wx corn starches and their effects on chicken meat sausages were evaluated by means of FT‐IR, rapid visco analyser, SEM, and …
Structure, properties, spectra, suppliers and links for: 1-Octenyl succinic anhydride, 26680-54-6.
The invention discloses a preparation method for octenyl succinic starch ester. The preparation method comprises the steps as follows: uniformly and ultrasonically mixing starch prepach emulsion, octenyl succinic anhydride, surfactant, catalyst with sodium hydroxide solution into an ultrasonic reaction kettle and performing esterification reaction; after the esterification reaction is .
Mar 31, 2010· The Panel considers that reading across from data on gum acacia (E 414) and food starch sodium octenyl succinate (E1450) there would be no requirements for additional toxicity data on OSA modified gum acacia. The Panel considers the available toxicological dataset to …
Jul 31, 2012· Starch was isolated from two wheat varieties and modified with mixtures of succinic acid and acetic anhydride, and azelaic acid and acetic anhydride in 4, 6 and 8 % (w/w). Thermophysical, pasting properties, swelling power, solubility and amylose content of modified starches were determined.
May 01, 2009· Preparation and properties of octenyl succinic anhydride modified potato starch. . potato could be a cheap alternative source for various starch products and modified starch products in China. . H. Ruan, Q.H. ChenPreparation and properties of octenyl succinic anhydride modified early indica rice starch. Starch/Stärke, 58 (2006), pp. 109 .
Abstract. Octenyl succinic anhydride (OSA) modified early Indica rice starch was prepared in aqueous slurry systems using response surface methodology. The paste properties of the OSA starch were also investigated. Results indicated that the suitable parameters for the preparation of OSA starch from early Indica rice starch were as follows: reaction period 4 h, reaction temperature 33.4 °C .
Octenyl succinic anhydride (OSA) modified starch is widely used in emulsion and encapsulation applications. The functionality of OS starch depends on its molecular structure. A systematic study was performed to investigate the reaction of OSA with granular waxy maize (WM) starch, microporous WM starch and soluble maltodextrin.
The structure and emulsification properties of octenyl succinic anhydride (OSA) starch hydrolyzed with hydrochloric acid (HCl) were studied by varying the HCl concentration through the range of 0 .
Feb 26, 2016· Particle size distribution and transmission electron microscopic images of starch nanoparticles (A, a), octenyl succinic anhydride modified starch nanoparticles with degree of substitution of 0.024 (B, b) and 0.036 (C, c). The scale bars represent a length.
Feb 07, 2013· Starch can be chemically modified by treatment with different alkenyl succinic anhydrides, for example, octenyl succinic anhydride (OSA), which is approved for food applications at an added amount of up to 3% based on the dry weight of starch.
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Used to produce modified starches with various end uses: - Starch sodium octenyl succinate as emulsifier. - modified wheat starch as component in glue. - cosmetics: starch sodium octenyl succinate and starch aluminium octenyl succinate. Used for the manufacture of cleaning products as surfactant - …
The method of preparing the 1-octenyl succinic anhydride modified starch as claimed in claim, wherein: said PH 8.0 ~ 8.5 was achieved by the addition of sodium hydroxide solution, the concentration of the sodium hydroxide solution are 2- 5%.
The purpose behind this investigation was to modify native pea starch by means of the microwave-assisted and conventional method of esterification by utilizing octenyl succinic anhydride (OSA) as .
esterification reaction involving the addition of octenyl succinic acid anhydride (CAS No. 26880-54-6) in a process analogous to the production of starch sodium octenylsuccinate (modified food starch, octenylsuccinate starch). OSA modified gum arabic is produced in …
modified with n-octenyl succinic anhydride as an emulsifier for flavourings and other uses. The present opinion deals with the safety of gum acacia modified with n-octenyl succinic anhydride (OSA) for use as an emulsifier in various in foods. The Panel notes that no ADME studies on OSA modified gum acacia are available.
OSA modified starch Abstract Emulsions are utilized to help control phase separation and are found in many products ranging from food to pharmaceuticals. Because of the hydrophobic properties of its functional group, octenylsuccinic anhydride (OSA) modified starch is …
This study investigated the direct production of octenyl succinic anhydride modified starch (OSA‐starch) by a non‐conventional mechanical activation (MA)‐assisted solid phase synthesis (MASPS) technology without the use of solvents and additives in a stirring ball mill.
Apr 01, 2018· Residual phosphate in food starch-modified not to exceed 0.4 percent calculated as phosphorus. 1-Octenyl succinic anhydride, not to exceed 3 percent: 1-Octenyl succinic anhydride, not to exceed 2 percent, and aluminum sulfate, not to exceed 2 percent
Distribution of Octenyl Succinate Groups in Octenyl Succinic Anhydride Modified Waxy Maize Starch The location of octenyl succinate groups within octenyl succinic anhydride (OSA)-mod-ified waxy maize (WM) starch granules was studied in order to better understand the relationship between the structure and physical properties of OSA starches. OSA