Chemical-mechanical treatment of potato starch for isolation of nanocrystal particles

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Chemical-mechanical treatment of potato starch for isolation of nanocrystal particles. / Tryakhov, Denis E.; Politov, Anatoly A.

In: Chimica Techno Acta, Vol. 9, No. 3, 20229313, 2022.

Research output: Contribution to journal › Article › peer-review

BibTeX

@article{8701c78058ce4e39b95d8ccac7f6c5f6,

title = "Chemical-mechanical treatment of potato starch for isolation of nanocrystal particles",

abstract = "Starch nanocrystals were isolated by a combination of acid hydrolysis and sonication of native potato starch. The obtained samples were examined by XRD, scanning electron microscopy and static light scattering. An increase in hydrolysis time increases the degree of crystallinity from 47 to 66%. By changing the processing conditions, it is possible to isolate particles of a given size. First, submicron flat particles with dimensions of 3000–5000 nm and a thickness of 80–100 nm are obtained. With longer processing, approximately isometric nanoscale particles remain. Based on the obtained data, a stepwise topochemical mechanism for the formation of starch nanoparticles was proposed.",

keywords = "chemical-mechanical treatment, potato starch, starch nanocrystals, topochemical hydrolysis of starch granule, ultrasonic treatment",

author = "Tryakhov, {Denis E.} and Politov, {Anatoly A.}",

note = "Funding Information: The research was funded within the state assignment to ISSCM SB RAS (project No. 122011700261-3). Publisher Copyright: {\textcopyright} 2022, the Authors.",

year = "2022",

doi = "10.15826/chimtech.2022.9.3.13",

language = "English",

volume = "9",

journal = "Chimica Techno Acta",

issn = "2409-5613",

publisher = "Ural Federal University",

number = "3",

}

RIS

TY - JOUR

T1 - Chemical-mechanical treatment of potato starch for isolation of nanocrystal particles

AU - Tryakhov, Denis E.

AU - Politov, Anatoly A.

PY - 2022

Y1 - 2022

N2 - Starch nanocrystals were isolated by a combination of acid hydrolysis and sonication of native potato starch. The obtained samples were examined by XRD, scanning electron microscopy and static light scattering. An increase in hydrolysis time increases the degree of crystallinity from 47 to 66%. By changing the processing conditions, it is possible to isolate particles of a given size. First, submicron flat particles with dimensions of 3000–5000 nm and a thickness of 80–100 nm are obtained. With longer processing, approximately isometric nanoscale particles remain. Based on the obtained data, a stepwise topochemical mechanism for the formation of starch nanoparticles was proposed.

AB - Starch nanocrystals were isolated by a combination of acid hydrolysis and sonication of native potato starch. The obtained samples were examined by XRD, scanning electron microscopy and static light scattering. An increase in hydrolysis time increases the degree of crystallinity from 47 to 66%. By changing the processing conditions, it is possible to isolate particles of a given size. First, submicron flat particles with dimensions of 3000–5000 nm and a thickness of 80–100 nm are obtained. With longer processing, approximately isometric nanoscale particles remain. Based on the obtained data, a stepwise topochemical mechanism for the formation of starch nanoparticles was proposed.

KW - chemical-mechanical treatment

KW - potato starch

KW - starch nanocrystals

KW - topochemical hydrolysis of starch granule

KW - ultrasonic treatment

UR - http://www.scopus.com/inward/record.url?scp=85139946174&partnerID=8YFLogxK

UR - https://www.elibrary.ru/item.asp?id=49453978

U2 - 10.15826/chimtech.2022.9.3.13

DO - 10.15826/chimtech.2022.9.3.13

M3 - Article

AN - SCOPUS:85139946174

VL - 9

JO - Chimica Techno Acta

JF - Chimica Techno Acta

SN - 2409-5613

IS - 3

M1 - 20229313

ER -

ID: 38183658