A systematic study was performed to investigate the reaction of osa with granular waxy maize wm starch, microporous wm starch and soluble maltodextrin. Octenyl succinic anhydride modified sweet potato starch osa. Cn103435707a production process of octenyl succinic. Preparation and characterization of octenyl succinic anhydride. Distribution of octenyl succinate groups in octenyl succinic.
Starches modified with octenyl succinic anhydride osa have been used in a. Gum acacia modified with n octenyl succinic anhydride is proposed for use as an emulsifier for. Among several modification methods, starches modified with octenyl succinic anhydride osa have been used widely in food industries. The characteristics of the modified wx corn starches and their effects on chicken meat sausages were evaluated by means of ft. These formulae predominantly include extensively hydrolyzed protein or free amin. Structure and functional properties of octenyl succinic anhydride. Request pdf impact of octenyl succinic anhydride osa modified starch on the particle size distribution and rheological properties of xanthan gum in aqueous solutions effects of addition of. Granular waxy maize starch was reacted with two levels 3 and 15%, based on the weight of starch of octenyl succinic anhydride osa. Synthesis and characterization of novel amphiphilic. Granular form vs dissolved state maria matos, affiliations department of food technology, engineering, and nutrition, lund university, p. The latter is approved for food use at an osa addition level of starch molecule, the modified starch obtains surface active properties which are useful. Using a mouse model, the experimental results showed an extended and moderate postprandial glycemic response with a delayed and significantly decreased blood glucose peak of osa starch after cocooking with tpls 5% starch.
Synthesis and characterization of octenyl succinic anhydride. The degree of substitution ds for the dsa modified starch ranged from 0. After neutralization adjusting ph, the ph of mixing solutions is 6. Structural and rheological properties of potato starch affected by. Jul 24, 2020 octenyl succinic anhydride osa has been widely reported for modification of starches and bears an amphiphilic character and is permitted for food applications. Distribution of octenyl succinate groups in octenyl succinic anhydride modified waxy maize starch the location of octenyl succinate groups within octenyl succinic anhydride osa modified waxy maize wm starch granules was studied in order to better understand the relationship between the structure and physical properties of osa starches.
Characteristics and application of octenyl succinic. Preparation and physicochemical properties of octenyl succinic anhydride osa modified sago starch 807 introduction starch is a carbohydrate polymer which comprised of amylose and amylopectin chains and has been widely used as a functional ingredient in food and nonfood application 1. Starch is esterified with octenyl succinic anhydride osa to yield a hydrocolloid with amphiphilic properties, octenyl succinylated starch os starch. Microcapsules based on octenyl succinic anhydride osa. Rice and wheat osa starches had significantly higher peak viscosity pv, hot paste viscosity hpv, and cool paste viscosity cpv, but potato osa starch had only significantly higher cpv, relative to the native starch. The conjugate gains an amphiphilic character when hydrophilic. Production of octenyl succinic anhydridemodified waxy corn. Huayu hu, wandong liu, jian shi, zuqiang huang, yanjuan zhang, aimin huang, mei yang, xingzhen qin, fang shen, structure and functional properties of octenyl succinic anhydride modified starch prepared by a non. Octenyl succinic anhydride modified sweet potato starch osasps were synthesized in different degrees of substitution ds from 0. The in vivo slow digestion property of octenyl succinic anhydride modified waxy corn starch osa starch in the presence of tea polyphenols tpls was studied. Octenyl succinic anhydride osa modified starch and maltodextrins mds are important carbohydrate polymers as wall materials.
Text is available under the creative commons attributionsharealike. The starting material acacia gum e 414 is an authorised food additive under directive 952ec. In this work, we investigated the effects of osa modified starch and md on the release property of essential oils. Ir spectroscopy, scanning electron microscopy sem, x. Secondly, sincere thanks to both of my examiners, dr. The chemical structure of starch octenyl succinate osa starch is shown in fig. Influence of the sodium dodecyl sulphate sds concentration. The crystalline structure and pasting properties of starches were investigated using xray diffraction and a rapid visco analyzer rva. Production of octenyl succinic anhydridemodified waxy. May 01, 2009 potato starch was esterified with octenyl succinic anhydride osa in aqueous slurry systems and the major factors affecting the esterification were systematically investigated. Comparative emulsifying properties of octenyl succinic. Characteristics and application of octenyl succinic anhydride modified waxy corn starch in sausage. Nanostructure of octenyl succinic anhydride modified.
Interest in these products has grown in recent years as a result of new methods and applications becoming available. Application of modified breadfruit artocarpus altillis. The addition of octenyl succinic acid anhydride is 1215% of starch quality. Cn102532329b preparation method of lowviscosity octenyl. Construction of octenyl succinic anhydride modified porous starch. References this page was last edited on 3 october 2020, at 10. Due to a combination of osas hydrophobic and steric contribution and starch s peculiar highly branched. Jul 01, 2018 starch is esterified with octenyl succinic anhydride osa to yield a hydrocolloid with amphiphilic properties, octenyl succinylated starch os starch. Physical properties of octenyl succinic anhydride modified. Request pdf synthesis and characterization of octenyl succinic anhydride modified starches for food applications. Os starch finds wide application in the food industry mainly as emulsifier, encapsulating agent and fat replacer. Based on its amphiphilicity, osa starch is used as an emulsifier and stabilizer in many food or oilinwater systems, cosmetics, and pharmaceutical products 1922.
Octenyl succinic anhydride modified cassava starch containing both hydrophilic and hydrophobic groups is famous for its preferable emulsification properties. A 3week dietary safety study of octenyl succinic anhydride. Using a mouse model, the experimental results showed an extended and moderate postprandial glycemic response with a delayed and significantly decreased blood glucose peak of osa starch after cocooking with tpls 5% starch weight base. Emulsion stabilizing capacity of intact starch granules modi. 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. Production and application of octenyl succinicmodified starch as fat.
Process optimization for cassava starch modified by octenyl succinic. Pdf preparation and characterization of octenyl succinic. Except where otherwise noted, data are given for materials in their standard state at 25 c 77 f, 100 kpa. In order to analyse the disperse and rheological characteristics of emulsions containing two kinds of emulsifiers, part of the osa starch can be substituted with an adequate concentration of sodium dodecyl sulphate sds. Construction of octenyl succinic anhydride modified porous starch for improving bioaccessibility of. Nanostructure of octenyl succinic anhydride modified starch. In addition these alkenyl succinic anhydrides can be modified to their free acid. 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. A mathematical model was developed to investigate the influences of various processing condition factors on the production of the osa. Haiyan li a, yunxiang ma a, liyue yu a, huadong xue b, yue wang a, jinfeng chen a and shenggui zhang a a college of food science and engineering, gansu agricultural university, no. Nanoencapsulation of coenzyme q10 using octenyl succinic anhydride modified starch food chemistry, 174 2015, pp. This study investigated the direct production of octenyl succinic anhydride modified starch osastarch by a nonconventional mechanical. Scientific opinion on the use of gum acacia modified with. Unlike sweet potato starch sps, two additional characteristic peaks were detected at 1,572 and 1,724 cm 1 from the fourier transforminfrar.
The production process comprises the steps as follows. Sps were synthesized in different degrees of substitution ds from 0. Mar 30, 2020 nanoencapsulation of coenzyme q10 using octenyl succinic anhydride modified starch food chemistry, 174 2015, pp. Octenyl succinic anhydride modified early indica rice. We prepared emulsionfilled gels stabilized using octenyl succinic anhydride modified and pregelatinized maize starch osapgs. Jan 10, 2011 granular waxy maize starch was reacted with two levels 3 and 15%, based on the weight of starch of octenyl succinic anhydride osa. The impact of the emulsifier level, ph, and ionic strength on the rheology, microstructure, interfacial properties, water binding and thermal stability of the hipe was.
Alzbeta cizova, iva srokova, vlasta sasinkova, anna malovikova, anna ebringerova. Structure and physicochemical properties of octenyl succinic. Octenyl succinic acid osa modified gum arabic chemical and. The objective of this work is to investigate the effects of reaction conditions on the synthesis of octenyl succinic anhydride osamodified starch. This study investigated the direct production of octenyl succinic anhydride modified starch. Preparation and properties of octenyl succinic anhydride. Among possible additives applicable in glutenfree bakery products, esters of starch with octenyl succinic acid osa could be especially interesting 11. Ultrasoundassisted preparation of octenyl succinic anhydride. The objective of the present study was to investigate the rheological, pasting, and thermal properties of octenyl succinic anhydrate dsa modified potato starch. 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. Cn102702369b starch octenyl succinate anhydride preparation.
Starches modified with octenyl succinic anhydride osa have been used in a range of. It is used to treat gum arabic, and also in waxy maize production and for rice starch production. Octenyl succinic anhydride osa modified starch is widely used in emulsion and encapsulation applications. Enhancement of octenyl succinylation of cassava starch by. Structure and physicochemical properties of octenyl. Emulsification properties of enzymatically treated octenyl. However, few studies have shown whether these two wall materials affect the composition of core materials. The invention discloses a production process of octenyl succinic anhydride modified starch osa starch. Structure of the osa and modified starches was studied by onedimensional 1d 1 h and c and twodimensional 2d homonuclear correlation and heteronuclear correlation nuclear magnetic resonance nmr spectroscopy. Physicochemical properties of octenyl succinic esters of.
Impact of octenyl succinic anhydride osa modified starch on. The functionality of os starch depends on its molecular structure. The effects of ultrasound on the structure and properties of native cassava starch and the quality of osa. Rheological, pasting, thermal and retrogradation properties. A stable high internal phase emulsion fabricated with osa. Sps and their intensities were generally increased with the elevation in ds. Osa modified gum arabic is produced in aqueous solution, under the controlled.
Octenyl succinic anhydride osa modified starch functions as both an emulsifier and emulsion stabilizer in foods, and is intended for use in infant formula, followon formula, and formulae for. Potato starch was modified using different concentrations of dsa 0, 1, 3, and 5%, vv. Properties and digestibility of octenyl succinic anhydridemodified. Slow digestion property of octenyl succinic anhydride. Wheat starch ws, corn starch cs, waxy corn starch wcs, potato starch ps, sweet potato sp, rice starch rs and kidney bean kb were modified using octenyl succinic anhydride osa and evaluated for various properties. The physicochemical properties of the products were determined by means of fourier transform infrared ftir spectroscopy, scanning electron microscopy sem, xray. The invention discloses a starch octenyl succinate anhydride preparation process, which includes. Effect of octenyl succinic anhydride osa modified starches. The invention relates to a preparation method of lowviscosity octenyl succinic anhydride modified starch. Degree of substitution ds showed significant increase with increase in amylose am content. Characteristics and application of octenyl succinic anhydride.
Rheological, pasting, thermal and retrogradation properties of. Confocal fluorescence images showed that osapgs stabilized the emulsion. Evaluation of structural and physicochemical properties of. Dec 03, 2020 octenyl succinic anhydride modified sweet potato starch osa. Impact of octenyl succinic anhydride osa modified starch. Properties of octenyl succinic anhydride modified starches. I feel grateful and appreciated for her support, valuable advice and continuous guidance throughout this project. A high internal phase emulsion hipe was firstly fabricated with octenyl succinic anhydride modified starch through simple shear dispersion. Construction of octenyl succinic anhydride modified porous. The location of octenyl succinate groups within octenyl succinic anhydride osa. Octenyl succinic anhydride osa modified starch functions as both an emulsifier and emulsion stabilizer in foods, and is intended for use in infant formula, followon formula, and formulae for special medical purposes. Rheological, pasting, thermal and retrogradation properties of octenyl succinic anhydride modified potato starch. Modified starches food and agriculture organization of the. Synthesis and characterization of octenyl succinic.
Request pdf on jul 1, 20, jie zhu and others published nanostructure of octenyl succinic anhydride modified starch micelle find, read and cite all the research you need on researchgate. The physicochemical properties of the products were determined by means of fourier transform infrared ft. Jun 15, 2019 wheat starch ws, corn starch cs, waxy corn starch wcs, potato starch ps, sweet potato sp, rice starch rs and kidney bean kb were modified using octenyl succinic anhydride osa and evaluated for various properties. Unlike sweet potato starch sps, two additional characteristic peaks were detected at 1,572 and 1,724 cm. Starch alkenylsuccinates, such as dodecenyl succinic anhydride, octadecenyl succinic. Distribution of octenyl succinate groups in octenyl. Structure of starch modified with 2octen1yl succinic anhydride os starch. The physical properties of octenyl succinic anhydride osa starches prepared from rice, wheat, and potato starches were studied. Starch modifiers toner resins unsaturated polyester resins. Octenyl succinic anhydride osa, c8 linear octadecenyl succinic anhydride odsa, c18 linear. Feb 26, 2016 the amphiphilicity of octenyl succinic anhydride osa modified starch is improved due to the introduction of dual functional hydrophilic and hydrophobic groups. The ultrasonic ultrasonic power that carries out esterification that mixes is 180200w, and the time is 1. Pdf process optimization for cassava starch modified by.
Properties of octenyl succinic anhydride osa modified. The amphiphilicity of octenyl succinic anhydride osamodified starch is. Octenyl succinic anhydride osa modified starch is widely used in emulsion and. Preparation and characterization of octenyl succinic. Ultrasoundassisted preparation of octenyl succinic. Modified porous starch ps, by introducing octenyl succinic anhydride osa moieties, was synthesized successfully, which was applied as an.
In 1953, the starch modification using octenyl succinic anhydride osa first reported by caldwell. The present study was conducted to impart an amphiphilic character to tamarind seed xyloglucan tsx by its conjugation to osa with an objective to impart amphiphilicity. Aug 01, 2016 comparative emulsifying properties of octenyl succinic anhydride osa modified starch. Emulsion stabilizing capacity of intact starch granules. Modified starches are important in development of new food products with regards to both processing properties and end. 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. Esterification of starch with octenyl succinic anhydride osa alters the swelling power, paste viscosity, gel texture and retrogradation of starches.
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