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Food Processing Commons

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2021

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Full-Text Articles in Food Processing

Application Of Wireless Sensor Technology In Grain Storage Environment Monitoring, Huang Xian, Chen Jia, Chen Ke-Xin Oct 2021

Application Of Wireless Sensor Technology In Grain Storage Environment Monitoring, Huang Xian, Chen Jia, Chen Ke-Xin

Food and Machinery

Objective: To solve the problems of low computational efficiency and poor energy-saving effect of routing algorithm in wireless sensor networks, a new routing protocol for wireless sensor networks is established. Methods: Based on the architecture of grain storage environment monitoring system, a node scheduling method based on node residual energy clustering was proposed for wireless sensor network for grain storage environment monitoring. The number of active nodes in the cluster was calculated from two aspects: network coverage and monitoring accuracy. The working nodes were determined according to the energy and distribution of nodes, and the performance and superiority of the …


Optimization Of Sub-Critical Extraction Of Krill Oil And The Volatile Components, Sun De-Wei, Xie Qiang, Li Jin-Wei, Liu Yuan-Fa Oct 2021

Optimization Of Sub-Critical Extraction Of Krill Oil And The Volatile Components, Sun De-Wei, Xie Qiang, Li Jin-Wei, Liu Yuan-Fa

Food and Machinery

Objective: Antarctic krill lipids are rich in omega-3 polyunsaturated fatty acids (ω-3 PUFA, mainly, EPA and DHA, phospholipids (PL), as well as natural antioxidants, such as astaxanthin, and they have important physiological functions. It is of practical value to develop a new preparation method of Antarctic krill oil and further study its volatile components. Methods: The optimum conditions of the subcritical butane extraction were determined based on the response surface methodology (RSM). Gas chromatography-mass spectrometry (GC-MS) was used to determine the volatile components of krill oil prepared by a new process. Results: Referring to the actual operation procedure, the optimum …


Preparation And Adsorption Properties Of Microcrystalline Cellulose From Coffee Nut Shell, Wang Shuo, Li Sen, Li Jia-Yi, Chen Yu, Luo Lei Oct 2021

Preparation And Adsorption Properties Of Microcrystalline Cellulose From Coffee Nut Shell, Wang Shuo, Li Sen, Li Jia-Yi, Chen Yu, Luo Lei

Food and Machinery

Objective: This study focus on preparing microcrystalline cellulose with high adsorption capacityfromcoffee shells. Methods: Acid hydrolysis method was employed to prepare microcrystalline cellulose and the effects of acid hydrolysis time, acid hydrolysis temperature, percentage of acid and the ratio of material to solvent on the yield and adsorption capacity of microcrystalline cellulose were investigated. Furthermore, orthogonal experiment was taken to optimize the process parameters. Results: The optimum preparation conditions of coffee shell microcrystalline cellulose were as follows: acid hydrolysis time of 95 min, hydrochloric acid mass fraction of 16%, material to solvent ratio of 1∶22 (g/mL) and acid hydrolysis temperature …


Study On The Influence Of Moisture Content Of Cut Tobacco In Thin-Board Drying Process On The Aroma Components And Smoking Quality Of Granular Flavored Cigarettes, Li Chao, Liu Jin-Yun, Hu Yan, Li E-Xian, Wu Yi-Qin, Wang Qing-Hua, Cai Jie-Yun Oct 2021

Study On The Influence Of Moisture Content Of Cut Tobacco In Thin-Board Drying Process On The Aroma Components And Smoking Quality Of Granular Flavored Cigarettes, Li Chao, Liu Jin-Yun, Hu Yan, Li E-Xian, Wu Yi-Qin, Wang Qing-Hua, Cai Jie-Yun

Food and Machinery

Objective: To study the influence of different moisture content in the drying process of the sheet on the composition and content of aroma substances in test samples of different batches of granular cigarettes of the same specification. Methods: A static headspace-gas chromatography-mass spectrometry (HS-GC/MS) method was established. The 2-phenethyl acetate was used as the internal standard. The NIST library were used to search for qualitative and internal standards. Quantitatively, the aroma components in two different batches (A, B) samples of the domestic commercial granular aroma cigarette brand R were determined. Results: ① When the moisture content was 15%, the main …


Analysis On The Lamina Shape Requirement Of Flaky Tobacco For Slim Cigarettes, Tian Zhen, Hu Zong-Yu, Xu Qiang, Zhang Yu-Hai, Ji Ming-Yang, Chen Chao, Huang Chang-Geng, Ge Ni-Zhi, Xu Ru-Yan Oct 2021

Analysis On The Lamina Shape Requirement Of Flaky Tobacco For Slim Cigarettes, Tian Zhen, Hu Zong-Yu, Xu Qiang, Zhang Yu-Hai, Ji Ming-Yang, Chen Chao, Huang Chang-Geng, Ge Ni-Zhi, Xu Ru-Yan

Food and Machinery

Objective: This study focus on determining the lamina shape requirement of flaky tobacco in slim cigarettes. Methods: Six characterization methods of lamina shape were systematically developed by image analysis technique, and the most suitable characterization method of leaf blade shape was determined by the conformance of lamina shape coefficient and visual decision. The lamina shape coefficient database was established by using flaky tobacco from the regional processing center of China Tobacco Jiangsu Industrial Co., Ltd.. Simulation Study on the requirement of lamina shape was conducted based on simulation cutting model, and 114 samples were prepared to discuss the requirement of …


Theoretical Systems And Practical Experiences Of Japanese Food Education And Their Enlightenments For Relative Implementation In China, Su Jia Oct 2021

Theoretical Systems And Practical Experiences Of Japanese Food Education And Their Enlightenments For Relative Implementation In China, Su Jia

Food and Machinery

The implementation system and practical development of food education in Japan was systematically introduced, and an all-round development proposal of food education in China was put forward, including further improving the construction and top-level design of food education system, building a food education teaching system focusing on school education and establishing a comprehensive food education model with the participation of multiple social subjects.


Food Education Thought In Ancient China And Its Enlightenment To Primary And Secondary Schools, Feng Shuo, Wang Luo Oct 2021

Food Education Thought In Ancient China And Its Enlightenment To Primary And Secondary Schools, Feng Shuo, Wang Luo

Food and Machinery

In our country, the health situation of primary and middle school students is becoming increasingly rigorous, but the food education is still in its infancy. It is urgent to develop the food education. The current situation of domestic and abroad food education research was summarized here, and then its enlightenment to modern middle and primary school food education was analyzed, from the three aspects including food etiquette, food nutrition and food cooking technology. Finally, the practice strategy was proposed, which included traditional etiquette education, traditional diet and nutrition collocation learning and traditional cooking techniques training.


Research On The Path Of Chinese Traditional Food Culture Integrating Dietetic Education, Li Xiao-Yan Oct 2021

Research On The Path Of Chinese Traditional Food Culture Integrating Dietetic Education, Li Xiao-Yan

Food and Machinery

In order to improve people's physical quality and explore the road of modern food education with Chinese characteristics, the concept of food education in Chinese food culture should be deeply analyzed and explored. Taking the traditional food culture as the starting point and foothold, this paper summarizes the advanced views of food education, such as homology of medicine and food, festival of food and etiquette of food. This paper analyzes the relationship between traditional diet and modern food education, and holds that food education is an important way to carry forward traditional food culture, and traditional food culture is the …


On The Relationship Between Dietetic Education And Moral, Intellectual, Physical, Aesthetics And Labor Education, Chen Di, Feng Mei Oct 2021

On The Relationship Between Dietetic Education And Moral, Intellectual, Physical, Aesthetics And Labor Education, Chen Di, Feng Mei

Food and Machinery

To explore the internal collaborative relationship between “food education” and “Five Education” of morality, intelligence, sports, beauty and labor. Practical investigation, domestic and foreign research and analysis, and interpretation of relevant theories were used. In the coordination of “food education” and “Five Education” of morality, intelligence, sports, beauty and labor, the food education and five education have the consistency of macro objectives and the integration of educational contents; In terms of logical connection, food education is the basis of the five education, and food education and five education promote each other. It is necessary to establish a perfect curriculum system, …


Dilemmas And Countermeasures Of Food Education Practices For Athletes, Cai Li-Xia Oct 2021

Dilemmas And Countermeasures Of Food Education Practices For Athletes, Cai Li-Xia

Food and Machinery

Taking the development of domestic and foreign theories and practices of food education as an opportunity, the main problems existing in the current dietary nutrition management of athletes in China was discussed, and a basic practical model of athletes’ food education was proposed, based on promoting balanced nutrition management and improving sports performance. The audience groups, food education subjects, basic principles and implementation strategies involved in the practice mode were analyzed respectively.


Research Progress On The Effect Of Frozen Storage On Lipid Oxidation Of Aquatic Products, Yu Hui-Jie, Xie Jing Oct 2021

Research Progress On The Effect Of Frozen Storage On Lipid Oxidation Of Aquatic Products, Yu Hui-Jie, Xie Jing

Food and Machinery

The harm of lipid oxidation on aquatic products during the freezing process, the endogenous and exogenous pro-oxidation factors that led to lipid oxidationwere reviewed. It summarized the current methods of delaying lipid oxidation, such as adding antioxidants, improving packaging and new technology, and pointed out that the technology which can not only control the lipid oxidation of aquatic products in the process of frozen storage but also realize industrial promotion is an urgent problem to be solved.


Research Progress On Anti-Retrogradation Of Fresh Rice Noodles, Qian Xin, Zhou Wen-Hua, Li Liang-Yi, Tan Yu-Heng, Hu Han, Zhang Yu-Xin Oct 2021

Research Progress On Anti-Retrogradation Of Fresh Rice Noodles, Qian Xin, Zhou Wen-Hua, Li Liang-Yi, Tan Yu-Heng, Hu Han, Zhang Yu-Xin

Food and Machinery

In this review, the mechanism of retrogradation of fresh rice noodle was introduced, and the factors affecting the retrogradation of fresh rice noodle were discussed. At present, the application of physical method, enzyme method and food additive method in anti-retrogradation of fresh rice noodle and the possible problems were summarized, and the future research direction of anti-retrogradation methods of fresh rice noodle was prospected.


The Progress In Comprehensive Utilization Of Oil In By-Products Of Squid Processing, Ye Li-Zi, Li Jia, Pan Ying-Jie, Tang Ying-Qi Oct 2021

The Progress In Comprehensive Utilization Of Oil In By-Products Of Squid Processing, Ye Li-Zi, Li Jia, Pan Ying-Jie, Tang Ying-Qi

Food and Machinery

In the process of squid processing, a large number of by-products like viscera and cartilage are produced, which are rich in fat, protein and other nutrients. The research status and comprehensive utilization of oil from squid processing by-products were summarized in this review, from four aspects including biological activities, extraction, refining and microcapsulation. The development trend and research direction in the future were also prospected. In order to provide a theoretical reference for the further comprehensive development and utilization of oil in squid processing by-products and the rapid development of squid deep processing industry.


A Review On The Deep-Processing Of Tomato And The Utilization Of Its By-Products, Li Ying-Hui, Wang Man-Sheng, Shi Jun-Ling, Qu Wen-Juan Oct 2021

A Review On The Deep-Processing Of Tomato And The Utilization Of Its By-Products, Li Ying-Hui, Wang Man-Sheng, Shi Jun-Ling, Qu Wen-Juan

Food and Machinery

A comprehensive summary and comparison were carried out on the recently reported results given the types and properties of functional compounds in tomato skin, seed, and residues, as well as the suitable methods and techniques. The processing characteristics of the nutrients in tomato processing by-products were obtained in aspects of lycopene, dietary fiber, oil, and protein and the suitability, properties, advantages and disadvantages of different processing methods and technologies. The problems and the perspectives in the extensive use of tomato by-products were also proposed and discussed.


Recent Advances Of Mass Spectrometry In The Detection Of Aflatoxin, Ye Ping, Zhang Hui-E, Li Guang, Chen Chang-Bao, Wang En-Peng Oct 2021

Recent Advances Of Mass Spectrometry In The Detection Of Aflatoxin, Ye Ping, Zhang Hui-E, Li Guang, Chen Chang-Bao, Wang En-Peng

Food and Machinery

In this paper, the main types of aflatoxins were analyzed, the mass spectrometry detection methods of aflatoxins and the application of mass spectrometry detection of aflatoxins in food were reviewed, and the future development direction of aflatoxins was prospected.


Improvement Of Fruit-Berry Wine Technoloгy Based On Biocatalytic Processes, Umid Abdullayev, Shakhnoza Ziyaeva, Akmal Boboev Oct 2021

Improvement Of Fruit-Berry Wine Technoloгy Based On Biocatalytic Processes, Umid Abdullayev, Shakhnoza Ziyaeva, Akmal Boboev

CHEMISTRY AND CHEMICAL ENGINEERING

In the conditions of Uzbekistan, an increase in the range of wines through the production of natural and environmentally friendly wines from fruit and berry raw materials, as well as the efficient use of raw materials and the production of export-oriented natural young wines is an urgent problem. Based on this, the purpose of this study was to improve the technologies existing in Uzbekistan for the production of fruit and berry wines on a biocatalytic basis, by stimulating zymogenic enzymes of raw materials and yeast exohydrolases. To achieve this goal, berries such as red cherries, strawberries, raspberries, currants and mulberries …


Research Of The Process Of Extraction Of Black Cumin Oil With Preliminary Heat Treatment, Jasur Farmonov, Murodjon Samadiy, Kamar Serkayev, Toyir Safarov, Changeng Liu Oct 2021

Research Of The Process Of Extraction Of Black Cumin Oil With Preliminary Heat Treatment, Jasur Farmonov, Murodjon Samadiy, Kamar Serkayev, Toyir Safarov, Changeng Liu

CHEMISTRY AND CHEMICAL ENGINEERING

The aim of the study is to increase the yield of oil from black cumin seeds. The results of studies of the influence of technological parameters - temperature and duration of drying of black cumin seeds on indicators of the yield of oil, cake and moisture removal from seeds are presented. The optimal technological parameters of the influence of the preliminary heat treatment process on the indicators of the maximum oil yield, acid number, color, and oil moisture have been established. The variable parameters were the temperature from 80 to 130 °C and the duration of the heat treatment process …


Development Of Technology For Producing Food Sweeteners From Stevia And Their Immunomodulating Effect, Isomiddin Bobaev, Маrkhаbоhон Makhmudova, Makhbuba Alimova, Alimdjan Sadikov, Shamansur Sagdullaev Oct 2021

Development Of Technology For Producing Food Sweeteners From Stevia And Their Immunomodulating Effect, Isomiddin Bobaev, Маrkhаbоhон Makhmudova, Makhbuba Alimova, Alimdjan Sadikov, Shamansur Sagdullaev

CHEMISTRY AND CHEMICAL ENGINEERING

The aim of the study is to develop a technology for the production of food sweetener from stevia (Stevia rebaudiana Bertoni) - a plant of the Asteraceae (Compositae) family, cultivated in Uzbekistan using alcohol extracts. Diterpene glycosides were isolated from the extract - stevioside (1), rebaudioside A (2) and other biologically active substances. Pharmacological studies in mice have shown the presence of an immunostimulating effect in the alcoholic extract and in the individual diterpene glycoside, stevioside (1).


How To Stuff A Duck: Learning Artisan Foie Gras Production In France, Jean Lavigne Oct 2021

How To Stuff A Duck: Learning Artisan Foie Gras Production In France, Jean Lavigne

Environmental Studies Faculty Publications

I have always hated the taste of liver. Calf’s liver, chicken liver, liverwurst, any kind of pâté that contains even a small amount of liver—for me, the taste is repulsive. I was once served a rabbit’s liver at a family meal in Italy, the prize morsel that is offered to guests; I choked it down with an unconvincing “Grazie.” I never imagined I would come to like a specific kind of liver enough to prepare it myself at home, much less to spend six weeks with an artisan foie gras producer in Southwestern France learning how to produce it from …


Study On The Variation Of Volatile Components Of Ready-To-Eat Pacific Saury (Cololabis Saira) During Processing, Wu Li-Xiang, Zhang Wen, Tong Qiu-Xia, Ni Li Sep 2021

Study On The Variation Of Volatile Components Of Ready-To-Eat Pacific Saury (Cololabis Saira) During Processing, Wu Li-Xiang, Zhang Wen, Tong Qiu-Xia, Ni Li

Food and Machinery

Objective: Headspace solid-phasemicroextraction combined with gas chromatography-mass spectrometry (HS-SPME-GC-MS) was used to separate and identify the volatile components of Pacific saury. Methods: The odor threshold was used to calculate the relative odor activity value (ROAV) to determine the critical aroma component of the samples under different processing stages. Principal components analysis and variable importance for the projection (VIP) values were used to determine characteristic flavor compounds at different stages. Results: The results showed that 63 volatile components were detected in Pacific saury samples, and aldehydes were the main flavor substances. (E, Z)-2,6-nonadienal, Octanal, Methional, (Z)-4-heptenal, (E, E)-2,6 nonadienal and 1-octene-3 …


Comparison Of Emulsification Cross-Linking Method And Solvent Evaporating Technique For Preparation Of Microsphere Encapsulating Lemon Essential Oil, Chang Xiang-Yu, Li Hui-Qing, Cao Ye-Xia, Zhang Xin-Rui Sep 2021

Comparison Of Emulsification Cross-Linking Method And Solvent Evaporating Technique For Preparation Of Microsphere Encapsulating Lemon Essential Oil, Chang Xiang-Yu, Li Hui-Qing, Cao Ye-Xia, Zhang Xin-Rui

Food and Machinery

Objective: In order to overcome the disadvantageous volatility and degradability of essential oil, microsphere was prepared with polymer as wall material to encapsulate essential oil for sustaining release. Methods: The Lemon essential oil was extracted from the steam distillation, the essential oil microspheres were prepared by emulsion cross-linking method taking sodium alginate/gelatin used as the wall material, and solvent evaporating technique Polylactic acid-Glycolic Acid copolymer (PLGA) as the wall material. The properties of the microspheres were compared by yield rate, entrapment efficiency and slow release behavior, and their thermal stability was tested by thermogravimetric analysis. Results: The diameter of the …


Dark Tea Polysaccharide-Iron Produced By Ultra-High Static Pressure And Its Digestion Properties In Vitro, Jia Shi-Rong, He Hong, An Feng-Ping, Zeng Sao-Xiao, Song Hong-Bo Sep 2021

Dark Tea Polysaccharide-Iron Produced By Ultra-High Static Pressure And Its Digestion Properties In Vitro, Jia Shi-Rong, He Hong, An Feng-Ping, Zeng Sao-Xiao, Song Hong-Bo

Food and Machinery

Objective: Given the disadvantages of a traditional heating method for preparing polysaccharide-iron, such as long producing time and low iron binding rate, the aim was to optimize the preparation technology of dark tea polysaccharide-iron (DTPIC-HP) under ultra-high static pressure and investigate its digestion characteristics in vitro. Methods: DTPIC-HP was prepared by ultra-high static pressure with black tea polysaccharide as material. The preparation conditions were optimized, and the stability and bioavailability in vitro were investigated. Results: The effects of pressure, the ratio of polysaccharide to iron and treatment time on the iron content in DTPIC-HP were non-linear, and quadratic and interactive …


Effects Of The Addition Of Pumpkin Powder On The Quality Characteristics Of Fresh Noodles, Tan Yu-Heng, Li Liang-Yi, Ma Yan, Luo Ao-Jie, Hu Han, Zhou Wen-Hua Sep 2021

Effects Of The Addition Of Pumpkin Powder On The Quality Characteristics Of Fresh Noodles, Tan Yu-Heng, Li Liang-Yi, Ma Yan, Luo Ao-Jie, Hu Han, Zhou Wen-Hua

Food and Machinery

Objective: This study focuses on the effect of different additions of pumpkin powder on the quality characteristics of fresh pumpkin noodles. Methods: The color, cooking characteristics, texture characteristics and sensory evaluation scores of fresh noodles with different additions of pumpkin powder were determined, and the comprehensive evaluation was carried out by correlation analysis and principal component analysis. Results: With the increase in the amount of pumpkin powder added, the brightness of the fresh noodles decreased and the color changed from bright yellow to orange yellow. The 5% pumpkin powder fresh noodles had the lowest breakage rate and loss rate, and …


Recent Progress On Regulation Of Inflammatory Bowel Disease By Polysaccharides From Edible Fungi, Yang Xi-Ming, Xu Hong-Yan, Liu Si-Qi, Zhang Ming-Yan, Chen Chun-Ping Sep 2021

Recent Progress On Regulation Of Inflammatory Bowel Disease By Polysaccharides From Edible Fungi, Yang Xi-Ming, Xu Hong-Yan, Liu Si-Qi, Zhang Ming-Yan, Chen Chun-Ping

Food and Machinery

In this review, the composition and physiological effects of polysaccharides from edible fungi, the direct intervention of edible fungi polysaccharides in inflammatory bowel disease, and the indirect intervention by regulating gutmicrobiota were summarized. In addition, some suggestions for further study of the polysaccharides from edible fungi were put forward.


Design And Statics Analysis Of A Novel Under-Actuated Robot Hand, Jiang Rui-Bing, Zuo Cui, Huang Long, Li Zuo-Kui, Liu Bo-Hai Sep 2021

Design And Statics Analysis Of A Novel Under-Actuated Robot Hand, Jiang Rui-Bing, Zuo Cui, Huang Long, Li Zuo-Kui, Liu Bo-Hai

Food and Machinery

Objective: Here in this study, we focus on solving the pick-and-place problem of the food packaging boxes in different positions. Methods: A novel design of under-actuated robotic hand was proposed, and two motion patterns of the robotic hand were realized based on cable-pulley transmission, which were parallel gripping and adaptive gripping between the fingers. On this basis, the statics of the robotic hand was analyzed through the principle of virtual work, and the gripping forces between the fingers were obtained. Results: The force between the fingers can ensure the effective gripping of the packaging box no matter whether the box …


Study On The Current Situation And Prevention Countermeasures Of Microplastics Pollution In Food, Wu Guan-Hua, Li Chun-Lei, Zhang Meng-Han Sep 2021

Study On The Current Situation And Prevention Countermeasures Of Microplastics Pollution In Food, Wu Guan-Hua, Li Chun-Lei, Zhang Meng-Han

Food and Machinery

In this paper, the research progress of microplastics pollution in food in recent 10 years were summarized. The policies and regulations of microplastics pollution prevention at home and abroad were reviewed, and then suggestions were put forward for the prevention and control of microplastic pollution in Chinese food. It is suggested to combine with the tertiary prevention theory, including three sections of strict prevention at the source, strict control of transmission and strict control at the end.


Feasibility Study On Developing Nutrient Claim Of Lipid Concomitants In National Standard Of Oil-Tea Camellia Seed Oil, Wang Zheng, Cao Qing-Ming, Pei Xiao-Fang, Tan Yu-Heng, Huang Cui-Rong, Zhou Wen-Hua Sep 2021

Feasibility Study On Developing Nutrient Claim Of Lipid Concomitants In National Standard Of Oil-Tea Camellia Seed Oil, Wang Zheng, Cao Qing-Ming, Pei Xiao-Fang, Tan Yu-Heng, Huang Cui-Rong, Zhou Wen-Hua

Food and Machinery

This paper summarizes the existing research results on the content of lipid concomitants in oil-tea camellia seed oil, especially the content change during processing. It was proposed to develop uniform nutrient claims on lipid concomitants in the oil-tea camellia seed oil based on the analysis of content data of lipid concomitants in current standards for various product of oil-tea camellia seed oil.


Three-Dimensional Geometric Modeling Of Tomato Morphology Based On Representation Of Few Parameters, Liu Ying, Wang Man-Sheng, Qu Wen-Juan, Ma Hai-Le, Pan Zhong-Li, Jiang Qun-Hui Sep 2021

Three-Dimensional Geometric Modeling Of Tomato Morphology Based On Representation Of Few Parameters, Liu Ying, Wang Man-Sheng, Qu Wen-Juan, Ma Hai-Le, Pan Zhong-Li, Jiang Qun-Hui

Food and Machinery

Objective: This study aimed to realizing the three-dimensional visual simulation of the morphological structure of tomatoes. Methods: A new tomato shape equation was derived, which took the radius as a function and included size parameters and shape description coefficients. By calculating the geometric model description coefficients (a, b, c1, c2) based on the measured values of the main size parameters of the tomatoes, a three-dimensional geometric model of tomatoes was developed and established their correlation with the weight and height of the tomatoes. Moreover, the accuracy of the model was verified by comparing the measured and …


Evolution Of Powder, Master Batch And Film Structure Of Starch In The Process Of Extrusion Blowing, Zhu Jie, Cui Bo, Gao Wei, Wang Kun, Jia Si-Qiang Sep 2021

Evolution Of Powder, Master Batch And Film Structure Of Starch In The Process Of Extrusion Blowing, Zhu Jie, Cui Bo, Gao Wei, Wang Kun, Jia Si-Qiang

Food and Machinery

Objective: In order to study the structure evolution of three states of powder, masterbatch and film of starch during extrusion blowing. Methods: Using hydroxypropyl distarch phosphate as raw material, starch film was prepared by extrusion blow molding. Using Fourier Infrared Spectroscopy-Attenuated Total Reflectance (FTIR-ATR), X-ray Diffraction (XRD), Thermal Stability Analyzer (TGA), Gel Permeation Chromatography (GPC) and other technical means, crystal structure, thermal stability and molecular structure changes of the starch were analyzed in powder state, masterbatch state and film state. Results: After extrusion, the starch crystal form changed from powder state A to masterbatch state and film state V, and …


Identification Of Characteristic Flavor Markers In Breakable Capsules For Flavoring By Gc/Ms Combined With Multivariate Statistical Analysis, Zhang Hua, Liu Qi, Ye Yuan-Qing, Zhu Huai-Yuan, Liao Hui-Yun Sep 2021

Identification Of Characteristic Flavor Markers In Breakable Capsules For Flavoring By Gc/Ms Combined With Multivariate Statistical Analysis, Zhang Hua, Liu Qi, Ye Yuan-Qing, Zhu Huai-Yuan, Liao Hui-Yun

Food and Machinery

Objective: Identify the characteristic markers for the quality control of breakable capsule flavor. Methods: Volatile and semi-volatile compounds were detected by GC/MS, and the fingerprinting of the target samples was established. The obtained data were analyzed by multivariate statistical analysis. Results: 27 kinds of volatile and semi-volatile substances were identified, including 20 dominant aroma compounds and 7 shell materials, which were limonene, eugenol, anethole, menthol and so on, and caprylic/capric triglyceride respectively. Under the optimized conditions, the instrument precision, intra-day precision and inter-day precision were between 0.56%~9.94%, 3.07%~9.81% and 2.81%~11.95% respectively. Combined with the nearest neighbor algorithm of ChemPattern software, …