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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 25. Отображено 25.
02-06-2023 дата публикации

Steaming and baking all-in-one machine and control method thereof

Номер: CN116195879A
Автор: REN FUJIA, XUE JINGZHEN, ZHOU DINGFENG, LI XINHE, LIU RONG, WANG WENLONG, FANG YUJIA
Принадлежит:

The embodiment of the invention discloses a steaming and baking all-in-one machine and a control method thereof. The control method comprises the following steps: acquiring a heating rate in a cavity when the steaming and baking all-in-one machine works; determining the current steam sufficiency condition in the cavity according to the heating rate; and the steam amount in the cavity is fed back and adjusted according to the current steam sufficiency condition. By adopting the control method, the steam condition in the cavity can be accurately determined without adding an extra steam quantity detection device, and the product manufacturing cost can be reduced. Besides, the steam quantity in the cavity is fed back and adjusted based on the current steam condition in the cavity, so that the steam quantity in the cavity is matched with the actual cooking working condition, the intelligence and accuracy of steam quantity control are improved, the phenomena of serious water accumulation at the ...

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Номер записи: 1
11-04-2023 дата публикации

Lifting range hood and control method thereof

Номер: CN115949981A
Автор: REN FUJIA, LI XINHE, FU ANRONG, BAI QINGSONG, WANG WENLONG, ZHOU DINGFENG, XUE JINGZHEN, ZHOU SHUAI, FANG YUJIA
Принадлежит:

The invention discloses a lifting range hood and a control method thereof. The lifting range hood comprises a range hood shell and an exhaust fume collecting hood arranged at the bottom of the range hood shell in a lifting mode. A distance measuring sensor is arranged at the bottom of the exhaust fume collecting hood, rotationally connected to the bottom of the exhaust fume collecting hood and capable of moving on the horizontal plane where the bottom of the exhaust fume collecting hood is located. The distance measuring sensor measures the whole or part of the detected cooking bench in the rotating or moving process; compared with the prior art, in the intermittent rotation process of the distance measuring sensor, in the period that the distance measuring sensor stops rotating, in the horizontal movement process of the distance measuring sensor, the distance value between the distance measuring sensor and the shelter is observed, so that the high position of the shelter cookware is judged ...

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Номер записи: 2
07-04-2023 дата публикации

Steaming and baking machine and temperature control method

Номер: CN115919165A
Автор: REN FUJIA, ZHOU DINGFENG, XUE JINGZHEN, LIU RONG, HU RONG, LI XINHE, ZHONG HAOHAN, FANG YUJIA
Принадлежит:

The invention provides a steaming and baking machine and a temperature control method, and relates to the technical field of electric appliance control. According to the method, input steaming and baking parameters are obtained, and the steaming and baking parameters comprise a first preset temperature, a second preset temperature and preset steaming and baking duration; acquiring the detection temperature of the first temperature sensor and the detection temperature of the second temperature sensor; when the detection temperature of the first temperature sensor and the detection temperature of the second temperature sensor meet the preheating condition, a heat preservation mode is started to complete steaming and baking according to the steaming and baking parameters and the preset heat preservation duration, and in the heat preservation mode, the first heating device maintains the first preset temperature, and the second heating device maintains the second preset temperature. Therefore ...

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Номер записи: 3
07-04-2023 дата публикации

Cooking equipment cavity temperature calibration method and device

Номер: CN115931177A
Автор: REN FUJIA, LI XINHE, FANG YUJIA, WANG WENLONG, BAI QINGSONG
Принадлежит:

The invention provides a method and device for calibrating the temperature in a cavity of cooking equipment, and relates to the technical field of kitchen appliances, and when the temperature in the cavity of the cooking equipment needs to be calibrated, a temperature detection probe of a detection module can be placed at an expected detection position in a working cavity. Then a user sets a target temperature T0 and starts a heating function, and when the temperature in the cavity gradually rises and reaches a heat preservation mode, a cavity temperature sensor and a detection module are used for temperature collection, and a temperature detection value T1 and a temperature detection value T2 are obtained; and according to the T1, the T2 and the T0, a new temperature compensation value delta T1 is obtained through calculation, the original compensation value is covered, and the follow-up cooking equipment cooks food according to the new temperature compensation value.

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Номер записи: 4
23-06-2023 дата публикации

Distance measuring device and distance measuring method for lifting range hood

Номер: CN116293851A
Автор: REN FUJIA, LI XINHE, FANG YUJIA, BAI QINGSONG, ZHANG FUYUAN
Принадлежит:

The invention discloses a distance measuring device for a lifting range hood. The distance measuring device comprises a shell; the fan is arranged in the machine shell; the smoke collecting cavity is arranged in the machine shell; the detection mechanism is used for horizontally detecting whether a shielding object exists or not; the vertical telescopic rod is provided with the detection mechanism, can stretch out and draw back in the vertical direction and is used for vertically and downwards stretching out to the detection mechanism to detect the shielding object; the translation structure is arranged on the smoke collecting cavity and can drive the vertical telescopic rod to reciprocate in the horizontal direction; the driving mechanism is arranged in the machine shell, connected with the smoke collecting cavity and used for limiting the distance for driving the smoke collecting cavity to descend according to the vertical distance between the smoke collecting cavity and the shielding ...

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Номер записи: 5
23-05-2023 дата публикации

Intelligent kitchen stove ignition state detection method and detection system

Номер: CN116147027A
Автор: REN FUJIA, LI XINHE, FANG YUJIA, WANG WENLONG, FU ANRONG
Принадлежит:

The embodiment of the invention discloses an intelligent kitchen stove ignition state detection method and system. The detection method comprises the steps that an igniter is controlled to ignite; sampling thermocouple potential in real time to obtain initial thermocouple potential and real-time thermocouple potential; and the ignition state of the kitchen stove is judged according to the magnitude relation between the real-time thermocouple potential and the first preset potential threshold value and between the real-time thermocouple potential and the initial thermocouple potential. By utilizing the method, the thermocouple potential is sampled in real time, and the real-time thermocouple potential is respectively judged with the first preset potential threshold and the initial thermocouple potential, so that the ignition state of the intelligent kitchen stove can be more accurately and quickly detected; the situation that the ignition state is misjudged when the intelligent kitchen stove ...

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Номер записи: 6
18-04-2023 дата публикации

Dry burning prevention method and device for kitchen range, kitchen range and storage medium

Номер: CN115978599A
Автор: REN FUJIA, LI XINHE, YU FUQIANG, FANG YUJIA, WANG WENLONG, FU ANRONG
Принадлежит:

The invention discloses a dry burning prevention method and device of a stove, the stove and a storage medium. The dry burning prevention method of the kitchen range comprises the steps that the current pot bottom temperature of the cooking utensil is obtained every preset time interval; if the current pot bottom temperature does not reach the protection temperature, the temperature change rate in the current time period is obtained; obtaining a first temperature rise rate threshold value according to the pot bottom temperature detected in the current time period and the fire power of the cooker; performing dry burning protection on the stove when dry burning of the stove is determined according to the first temperature rise rate threshold value and the temperature change rate, and otherwise, obtaining a rate difference value between the temperature change rate in the current time period and the temperature change rate in the previous time period; and performing dry burning protection on ...

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Номер записи: 7
18-04-2023 дата публикации

Dry burning prevention method and device for kitchen range, kitchen range and storage medium

Номер: CN115978598A
Автор: REN FUJIA, LI XINHE, YU FUQIANG, FANG YUJIA, WANG WENLONG, FU ANRONG
Принадлежит:

The invention discloses a dry burning prevention method and device of a stove, the stove and a storage medium. The dry burning prevention method of the kitchen range comprises the steps that the current pot bottom temperature of the cooking utensil is obtained; if the current pot bottom temperature does not reach the protection temperature, the heating time of each temperature section in the current pot bottom temperature changing process is obtained; obtaining a temperature change rate according to the heating time of the temperature section corresponding to the current pot bottom temperature; a first temperature rise rate threshold value is obtained according to the temperature section corresponding to the current pot bottom temperature and the fire power of the cooker; and performing dry burning protection operation on the stove when dry burning of the stove is determined according to the first temperature rise rate threshold value and the temperature change rate. According to the embodiment ...

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Номер записи: 8
08-08-2023 дата публикации

Preparation method of chitin/chitosan material compounded with natural calcium carbonate

Номер: CN116554557A
Автор: CAI JIE, ZHANG QIAN, YU XUEJIE, FANG YUJIA, ZHANG KE
Принадлежит:

The invention relates to the technical field of natural macromolecules and macromolecular materials, in particular to a preparation method of a chitin/chitosan material compounded with natural calcium carbonate, which comprises the following steps: performing deproteinization treatment on raw materials containing natural calcium carbonate and chitin/chitosan, performing oxidation decolorization treatment by using 1-5wt% H2O2 aqueous solution, performing deacetylation reaction, and performing vacuum drying to obtain the chitin/chitosan material compounded with natural calcium carbonate. And washing to obtain a raw material containing natural calcium carbonate and chitin/chitosan with different deacetylation degrees. A chitin/chitosan-natural calcium carbonate raw material is dissolved under an alkaline condition to prepare a chitin material compounded with natural calcium carbonate or a chitosan material compounded with natural calcium carbonate. The chitin/chitosan-natural calcium carbonate ...

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Номер записи: 9
11-08-2023 дата публикации

Teaching score control method and system for teaching stove

Номер: CN116580606A
Автор: REN FUJIA, LI XINHE, WU MINJUN, FANG YUJIA, WANG WENLONG, BAI QINGSONG, FU ANRONG
Принадлежит:

The invention mainly relates to the technical field of teaching stove teaching scoring control, in particular to a teaching stove teaching scoring control method and system. The teaching score control method for the teaching stove comprises the following steps: a teacher stove sends teaching start information; the student stove receives the teaching start information, controls the student stove to enter a student stove operable state, and generates and sends teaching executable information after entering the student stove operable state; and the teacher kitchen receives the teaching executable information, and obtains and sends a teaching instruction and scoring reference data/generates teaching termination information according to the teaching executable information. According to the teaching scoring control method and system of the teaching stove, each operation step of the student stove can be automatically scored and evaluated, so that students are greatly helped to improve the cooking ...

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Номер записи: 10
23-06-2023 дата публикации

Distance measuring device and distance measuring method for lifting range hood

Номер: CN116293850A
Автор: REN FUJIA, LI XINHE, FANG YUJIA, BAI QINGSONG, ZHOU RONG
Принадлежит:

The invention discloses a distance measuring device for a lifting range hood. The distance measuring device comprises a shell; the fan is arranged in the machine shell; the smoke collecting cavity is arranged in the machine shell; the detection mechanism is used for horizontally detecting whether a shielding object exists or not; the horizontal telescopic rod is provided with the detection mechanism, can stretch out and draw back in the horizontal direction and is used for adjusting the position of the detection mechanism in the horizontal direction; the vertical telescopic rod is connected with the smoke collecting cavity and the horizontal telescopic rod, can stretch out and draw back in the vertical direction and is used for vertically and downwards stretching out till the detection mechanism detects the shielding object; the driving mechanism is arranged in the machine shell, connected with the smoke collecting cavity and used for limiting the distance for driving the smoke collecting ...

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Номер записи: 11
28-04-2023 дата публикации

Range hood and control method thereof

Номер: CN116025939A
Автор: REN FUJIA, LI XINHE, FU ANRONG, BAI QINGSONG, WANG WENLONG, ZHOU DINGFENG, XUE JINGZHEN, ZHOU SHUAI, FANG YUJIA
Принадлежит:

The invention discloses a range hood and a control method thereof. The range hood comprises a range hood shell and an exhaust fume collecting hood arranged at the bottom of the range hood shell in a lifting mode. The bottom of the exhaust fume collecting hood is rotationally connected with a rotating shaft, the rotating shaft is connected with a plurality of distance measuring sensors, the rotating shaft rotates to synchronously drive the distance measuring sensors on the rotating shaft to rotate, and the distance measuring sensors measure the whole or part of the detected cooking bench in the rotating process; compared with the prior art, by arranging the rotating shaft and the plurality of distance measuring sensors which rotate synchronously, a plurality of areas of the detected cooking bench are detected in the rotating process of the rotating shaft, so that a plurality of cookware of the detected cooking bench can be detected at the same time; therefore, the highest part of the highest ...

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Номер записи: 12
14-07-2023 дата публикации

Application of myrica dichroa glycoside in inhibition of microsporidia and preparation of pebrine-related drugs for prevention or treatment of pebrine

Номер: CN116421609A
Автор: HAN JUNG-HO, TANG XUDONG, FANG YUJIA, SU YAPING, QIAN PING, LYU DINGDING, ZHANG YILING
Принадлежит:

The invention discloses application of myricetin in inhibiting microsporidia and preparing related drugs for preventing or treating pebrine. According to the application disclosed by the invention, the myrica dichroa glycoside is used for inhibiting the nosema bombycis for the first time, the myrica dichroa glycoside can be efficiently combined with the Orac1 protein, and the replication of the nosema bombycis pathogen-nosema bombycis is inhibited by blocking the function of the Orac1 protein, so that the aim of preventing or treating the nosema bombycis is fulfilled. When the myrica dichroa glycoside is used in cells, the final concentration reaches 0.1 mu M or above, and the nosema bombycis can be inhibited; when the compound is used for preparing the medicine for preventing or treating pebrine, the morbidity of pebrine of bombyx mori can be obviously reduced when the concentration reaches 200ppm or above.

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Номер записи: 13
18-07-2023 дата публикации

Teaching stove teaching control method and system

Номер: CN116453383A
Автор: REN FUJIA, LI XINHE, WU MINJUN, FANG YUJIA, WANG WENLONG, BAI QINGSONG, FU ANRONG
Принадлежит:

The invention mainly relates to the technical field of teaching stove teaching control, in particular to a teaching stove teaching control method and system. The teaching control method of the teaching stove comprises the following steps: a teacher stove sends teaching start information; the student stove receives the teaching start information, controls the student stove to enter a student stove operable state, and generates and sends teaching executable information after entering the student stove operable state; the teacher stove receives the teaching executable information, and obtains and sends a teaching instruction/generates teaching termination information according to the teaching executable information; the student kitchen range receives the teaching instruction, obtains student kitchen range operation information and judges whether the student kitchen range operation information conforms to the teaching instruction or not. According to the teaching control method and system of ...

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Номер записи: 14
16-05-2023 дата публикации

IncRNA and application of antisense oligonucleotide thereof

Номер: CN116121253A
Автор: PU SHIQI, QIAN PING, XU MEI, QU QINGSHENG, FANG YUJIA, TANG XUDONG
Принадлежит:

The invention discloses lncRNA (long non-coding ribonucleic acid) and application of antisense oligonucleotide of the lncRNA. The lncRNA is lncRNA 857.1, and the nucleotide sequence of the lncRNA is shown as SEQ ID NO. 1. The nucleotide sequence of the antisense oligonucleotide is selected from SEQ ID NO.2 to 3. The antisense oligonucleotide targeting lncRNA857.1 disclosed by the invention can effectively inhibit proliferation of nosema bombycis, and has a remarkable effect in preparation of RNAi medicines for preventing or treating diseases caused by nosema bombycis infection.

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Номер записи: 15
18-08-2023 дата публикации

Dry burning prevention device and method based on multi-point temperature detection and storage medium

Номер: CN116608494A
Автор: REN FUJIA, LI XINHE, ZHANG HAILIN, FANG YUJIA, ZHOU RONG, BAI QINGSONG
Принадлежит:

The invention relates to the technical field of intelligent kitchen ware, in particular to a dry burning prevention device and method based on multi-point temperature detection and a storage medium, the dry burning prevention device comprises a plurality of temperature sensors and a controller, the temperature sensors are distributed at the bottom of a pot and are all connected with the controller, and the controller is in communication connection with an intelligent gas stove; the controller runs a dry burning judgment program, the dry burning judgment program periodically judges whether dry burning exists or not according to the temperature sensors, and if dry burning exists, the controller informs the intelligent gas stove to turn off fire. The method has the advantages that the multiple temperature sensors are arranged at the bottom of the cookware, detection of the temperature of the bottom of the cookware is improved through the multiple temperature sensors, then the accuracy of dry ...

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Номер записи: 16
25-04-2023 дата публикации

Multi-angle disinfection device

Номер: CN115998929A
Автор: XIAO HONGMEI, CHEN QIANBO, WEI KAI, ZHOU YANAN, GUO YONG, WANG RUJIAO, LIU LI, ZHAI SIQI, FANG YUJIA, GUO MINMIN
Принадлежит:

The invention discloses a multi-angle disinfection device, relates to the technical field of disinfection auxiliary devices for surgical supplies of infectious departments, solves the problem of secondary pollution caused by easy contact with a frame body, and comprises a fixed plate, a limiting frame and a rod, the medical tool clamping device further comprises a clamping assembly used for enabling the clamping rod to clamp a medical tool. The movable assembly is used for being matched with the rotating limiting frame to enable the medical tool to move the clamping position along the clamping rod; according to the medical tool disinfection device, the limiting frame rotates by a certain angle, so that the medical tool rotates, the medical tool rotates relative to the disinfection box body, the medical tool is prevented from making contact with the interior of the disinfection box body, the disinfection angle is guaranteed, a U-shaped plate is switched to move while a sleeve rotates, and ...

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Номер записи: 17
18-08-2023 дата публикации

Intelligent pot electronic menu recording method and system, cooking method and system and storage medium

Номер: CN116610045A
Автор: REN FUJIA, LI XINHE, ZHANG HAILIN, FANG YUJIA, ZHANG FUYUAN, BAI QINGSONG
Принадлежит:

The invention relates to the technical field of intelligent kitchen ware, in particular to an intelligent pot electronic menu recording method, a cooking method, a cooking system and a storage medium, the electronic menu recording method comprises the following steps: step S11, a controller receives a cooking starting signal; s12, the controller periodically reads and records the working rotating speed of the stirring shovel, the detection value of the temperature sensor and the gear of the kitchen range; s13, the controller draws a stirring speed time sequence curve, a temperature time sequence curve and a stove gear time sequence curve; and S14, the controller receives a food material adding time sequence, and the food material adding time sequence is associated with the stirring speed time sequence curve, the temperature time sequence curve and the stove gear time sequence curve to serve as an electronic menu. The intelligent pot has the beneficial technical effects that the parameters ...

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Номер записи: 18
05-05-2023 дата публикации

Distance measuring device and distance measuring method for lifting range hood

Номер: CN116067324A
Автор: REN FUJIA, LI XINHE, FANG YUJIA, BAI QINGSONG, ZHANG FUYUAN
Принадлежит:

The invention discloses a distance measuring device for a lifting range hood. The distance measuring device comprises a shell; the fan is arranged in the machine shell; the smoke collecting cavity is arranged in the machine shell; the detection mechanism is used for horizontally detecting whether a shielding object exists or not; the rotating structure is used for driving the detection mechanism to rotate back and forth in the horizontal direction; the vertical telescopic rod is arranged in the smoke collecting cavity, can stretch out and draw back in the vertical direction and is used for driving the detection mechanism to vertically move downwards until the detection mechanism detects the shielding object; the driving mechanism is arranged in the machine shell, connected with the smoke collecting cavity and used for limiting the distance for driving the smoke collecting cavity to descend according to the vertical distance between the smoke collecting cavity and the shielding object detected ...

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Номер записи: 19
05-05-2023 дата публикации

Range hood and control method thereof

Номер: CN116066879A
Автор: REN FUJIA, LI XINHE, FU ANRONG, BAI QINGSONG, WANG WENLONG, ZHOU DINGFENG, XUE JINGZHEN, ZHOU SHUAI, FANG YUJIA
Принадлежит:

The invention discloses a range hood and a control method thereof. The range hood comprises a range hood shell and an exhaust fume collecting hood arranged at the bottom of the range hood shell in a lifting mode. A distance measuring sensor is arranged at the bottom of the exhaust fume collecting hood, the distance measuring sensor is rotationally connected to the bottom of the exhaust fume collecting hood, and a measuring area of the distance measuring sensor comprises an area, used for placing cookware, of a cooking bench; the distance measuring sensor at least comprises two detection directions and is used for detecting the distance to a cooking bench; compared with the prior art, through rotation of the distance measuring sensor, the distance value between the distance measuring sensor and the shielding object in the rotation process is obtained, the sudden change condition of the value is observed, the highest point of the cookware is judged, and finally the accurate position of the ...

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Номер записи: 20
08-08-2023 дата публикации

Cooking method and device, electronic equipment and computer readable storage medium

Номер: CN116560244A
Автор: REN FUJIA, LI XINHE, FANG YUJIA, WANG WENLONG, XUE JINGZHEN
Принадлежит:

The invention provides a cooking method and device, electronic equipment and a computer readable storage medium. The method comprises the following steps: acquiring a menu, and controlling the cooking equipment to work at a preset first power; acquiring a plurality of temperature data of the cooking equipment based on a preset time interval, and adjusting the working duration of a target stage included in the menu based on the plurality of temperature data and a preset temperature of the target stage included in the menu; and controlling the working duration after the cooking equipment continuously works and is adjusted. In the mode, in the initial heating stage of cooking of the intelligent menu, the intelligent menu can be directly heated to a stable state by using the high-power first power, and the working duration of the target stage included in the menu is adjusted according to the collected multiple pieces of temperature data and the preset temperature of the target stage included ...

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Номер записи: 21
08-08-2023 дата публикации

Preparation method of chitin/chitosan-based hemostatic material

Номер: CN116554537A
Автор: CAI JIE, FANG YUJIA, YU XUEJIE, ZHANG QIAN
Принадлежит:

The invention relates to the field of natural polymer materials and biomedical materials, in particular to a preparation method of a chitin/chitosan-based hemostatic material.The preparation method comprises the steps that firstly, chitin/chitosan raw materials with different deacetylation degrees are dissolved under the alkaline condition, a cross-linking agent is added, then holes are preformed in chemically-crosslinked alkali gel through freezing, and then the chitosan/chitosan-based hemostatic material is prepared. And regenerating in a non-solvent, washing with water, and removing liquid to obtain the chitin/chitosan-based hemostatic material. The porous structure in the hemostatic material is beneficial to efficient imbibition, and the wound is blocked through the self-expansion effect. The solvent system used in the invention can realize rapid dissolution of natural polymer materials, the biocompatibility, biodegradability and antibacterial and bacteriostatic properties of the raw ...

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Номер записи: 22
05-05-2023 дата публикации

Distance measuring device and distance measuring method for lifting range hood

Номер: CN116067288A
Автор: REN FUJIA, LI XINHE, FANG YUJIA, BAI QINGSONG, ZHENG QIANG
Принадлежит:

The invention discloses a distance measuring device for a lifting range hood. The distance measuring device comprises a shell; the fan is arranged in the machine shell; the smoke collecting cavity is arranged in the machine shell; the detection mechanism is used for horizontally detecting whether a shielding object exists or not; the horizontal telescopic rod is provided with the detection mechanism, can stretch out and draw back in the horizontal direction and is used for driving the detection mechanism to reciprocate in the horizontal direction; the vertical telescopic rod is connected with the smoke collecting cavity and the horizontal telescopic rod, can stretch out and draw back in the vertical direction and is used for vertically and downwards stretching out till the detection mechanism detects the shielding object; the driving mechanism is arranged in the machine shell, connected with the smoke collecting cavity and used for limiting the distance for driving the smoke collecting ...

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Номер записи: 23
04-04-2023 дата публикации

Water level control structure, water supply waterway and steaming oven

Номер: CN115886565A
Автор: REN FUJIA, LI XINHE, FANG YUJIA, FU ANRONG, ZHANG FUYUAN, WANG WENLONG
Принадлежит:

The invention provides a water level control structure, a water supply waterway and a steaming oven, and relates to the technical field of water level control structures. A water level control structure comprises a water inlet box provided with a water inlet passage, a water inlet control part for controlling the on-off of the water inlet passage is arranged in the water inlet box, and the water inlet control part is provided with a buoyancy part which changes the tension on the water inlet control part along with the change of the water level in the water inlet box so as to change the control of the water inlet control part on the on-off state of the water inlet passage. According to the water level control structure, the water level control method is simplified, the disturbance variable in the water level control method is reduced, and the reliability of water level detection and water level control is improved. According to the water supply waterway, the water level control method is ...

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Номер записи: 24
08-08-2023 дата публикации

Preparation method of multifunctional natural polymer porous material

Номер: CN116554538A
Автор: CAI JIE, FANG YUJIA, ZHANG QIAN, YU XUEJIE, WANG LEI
Принадлежит:

The invention relates to the technical field of preparation of environment-friendly materials, in particular to a preparation method of a multifunctional natural polymer porous material, which comprises the following steps: mixing a functional additive, a stabilizer, a natural polymer material and an alkaline solvent until the materials are completely dissolved to obtain a natural polymer solution; the preparation method comprises the following steps: adding a cross-linking agent into a natural polymer solution, uniformly stirring, placing until partially chemically cross-linked alkali gel is formed, freezing the alkali gel to pre-form pores, after unfreezing, soaking the obtained gel in a non-solvent of a natural polymer material for regeneration, and washing with water to obtain hydrogel; and removing liquid from the hydrogel to obtain the multifunctional natural polymer porous material. Natural polymers can be quickly dissolved in a green and environment-friendly solvent system, a flexible ...

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Номер записи: 25