CN109575512A - A kind of natural polymer subbase aeroge and preparation method thereof, application - Google Patents

A kind of natural polymer subbase aeroge and preparation method thereof, application Download PDF

Info

Publication number
CN109575512A
CN109575512A CN201811490343.5A CN201811490343A CN109575512A CN 109575512 A CN109575512 A CN 109575512A CN 201811490343 A CN201811490343 A CN 201811490343A CN 109575512 A CN109575512 A CN 109575512A
Authority
CN
China
Prior art keywords
aeroge
natural polymer
drying
cellulose
polymer subbase
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811490343.5A
Other languages
Chinese (zh)
Inventor
廖望
廖敏惠
张文静
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xihua University
Original Assignee
Xihua University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xihua University filed Critical Xihua University
Priority to CN201811490343.5A priority Critical patent/CN109575512A/en
Publication of CN109575512A publication Critical patent/CN109575512A/en
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/28Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/26Synthetic macromolecular compounds
    • B01J20/265Synthetic macromolecular compounds modified or post-treated polymers
    • B01J20/267Cross-linked polymers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28014Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
    • B01J20/28047Gels
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00Processes of treating or compounding macromolecular substances
    • C08J3/24Crosslinking, e.g. vulcanising, of macromolecules
    • C08J3/246Intercrosslinking of at least two polymers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/50Carbon oxides
    • B01D2257/504Carbon dioxide
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2201/00Foams characterised by the foaming process
    • C08J2201/04Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
    • C08J2201/048Elimination of a frozen liquid phase
    • C08J2201/0482Elimination of a frozen liquid phase the liquid phase being organic
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2201/00Foams characterised by the foaming process
    • C08J2201/04Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
    • C08J2201/048Elimination of a frozen liquid phase
    • C08J2201/0484Elimination of a frozen liquid phase the liquid phase being aqueous
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2301/00Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2301/08Cellulose derivatives
    • C08J2301/26Cellulose ethers
    • C08J2301/28Alkyl ethers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2305/00Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2301/00 or C08J2303/00
    • C08J2305/04Alginic acid; Derivatives thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2305/00Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2301/00 or C08J2303/00
    • C08J2305/08Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2361/00Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
    • C08J2361/20Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08J2361/22Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
    • C08J2361/24Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with urea or thiourea
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2361/00Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
    • C08J2361/20Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08J2361/26Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
    • C08J2361/28Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2389/00Characterised by the use of proteins; Derivatives thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2401/00Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2401/08Cellulose derivatives
    • C08J2401/26Cellulose ethers
    • C08J2401/28Alkyl ethers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2405/00Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2401/00 or C08J2403/00
    • C08J2405/08Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2461/00Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
    • C08J2461/20Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08J2461/26Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
    • C08J2461/28Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2479/00Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2461/00 - C08J2477/00
    • C08J2479/02Polyamines
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/32Phosphorus-containing compounds
    • C08K2003/321Phosphates
    • C08K2003/322Ammonium phosphate
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/32Phosphorus-containing compounds
    • C08K2003/321Phosphates
    • C08K2003/322Ammonium phosphate
    • C08K2003/323Ammonium polyphosphate
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/32Phosphorus-containing compounds
    • C08K2003/321Phosphates
    • C08K2003/325Calcium, strontium or barium phosphate
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/32Phosphorus-containing compounds
    • C08K2003/329Phosphorus containing acids
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/04Oxygen-containing compounds
    • C08K5/07Aldehydes; Ketones
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/04Oxygen-containing compounds
    • C08K5/15Heterocyclic compounds having oxygen in the ring
    • C08K5/151Heterocyclic compounds having oxygen in the ring having one oxygen atom in the ring
    • C08K5/1515Three-membered rings
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/16Nitrogen-containing compounds
    • C08K5/34Heterocyclic compounds having nitrogen in the ring
    • C08K5/3467Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
    • C08K5/3477Six-membered rings
    • C08K5/3492Triazines
    • C08K5/34922Melamine; Derivatives thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K9/00Use of pretreated ingredients
    • C08K9/04Ingredients treated with organic substances
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02CCAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00Capture or disposal of greenhouse gases
    • Y02C20/40Capture or disposal of greenhouse gases of CO2
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/151Reduction of greenhouse gas [GHG] emissions, e.g. CO2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The present invention provides a kind of natural polymer subbase aeroge and preparation method thereof, application, which is made of according to mass parts meter following component: natural macromolecular and its 0.1~10 part of derivative;0.05~5 part of rich nitrogen molecular;0.005~3 part of rich phosphorus molecule;0~15 part of crosslinking agent.Have many advantages, such as high flame retardant, low thermal conductivity, low-density, high tenacity using natural polymer subbase aeroge prepared by the method for the present invention.

Description

A kind of natural polymer subbase aeroge and preparation method thereof, application
Technical field
The present invention relates to field of material technology more particularly to a kind of natural polymer subbase aeroge and preparation method thereof, answer With.
Background technique
Aeroge is a kind of mutually to coalesce high dispersive solid-state constitute and using air as decentralized medium by ultramicro powder Material has extremely-low density, superhigh specific surface area (600~1200m2/ g) and the characteristics such as superelevation porosity (> 90%), it is current World's upper density is minimum, the smallest solid material of thermal conductivity.SiO is made by hydrolysis sodium metasilicate in typical aerogel material2Colloidal sol, SiO is obtained through aging again2Gel.In the drying process, in order to guarantee that fragile gel skeleton is not destroyed by capillary tension, It generallys use solvent displacement and supercritical drying method is dried.However, this aerogel-like intensity is low, poor toughness, nanometer The disadvantages of pore structure is easily destroyed under external force significantly limits its practical application.
The flexibility that aeroge can be obviously improved aeroge is prepared using high molecular material.Wang et al. reports one kind The polymer aerogel made of hydrophobically modified gelatin is simultaneously adsorbed for greasy dirt, due to its good flexibility, can be pressed repeatedly Contracting uses up to 5000 times.[J.Wang et al., J.Mater.Chem.A, 2016,4,9381-9389.] Takeshita and Yoda formaldehyde crosslinking chitosan, then passes through supercritical CO2A kind of transparent, with high flexibility aeroge has been made in drying Material, elasticity modulus can be up to 38.9MPa.[S.Takeshita*and S.Yoda,Chem.Mater.,2015,27, 7569-7572.] Chinese invention patent CN 1032050125 A disclose and a kind of prepare flexible aeroge with regenerated cellulose Method.
However, common high molecular material belongs to combustible material more, there is fire risk in use process.Aeroge is come It says, due to its high specific surface area, it is easier to detonation occur.
Summary of the invention
It is an object of the invention to solve the problems of the above-mentioned prior art, a kind of natural polymer subbase aeroge is provided And preparation method thereof, application.
A kind of natural polymer subbase aeroge, raw material are made of according to mass parts meter following component:
Natural macromolecular and its 0.1~10 part of derivative
0.05~5 part of rich nitrogen molecular
0.005~3 part of rich phosphorus molecule
0~15 part of crosslinking agent.
Further, natural polymer subbase aeroge as described above, raw material is according to mass parts meter, by following component structure At:
Natural macromolecular and its 0.5~10 part of derivative
0.05~4 part of rich nitrogen molecular
0.01~2 part of rich phosphorus molecule
0~15 part of crosslinking agent.
Further, natural polymer subbase aeroge as described above, the natural macromolecular and its derivative include Methylcellulose, hydroxyethyl cellulose, hydroxyethylmethylcellulose, hydroxyethyl methyl carboxymethyl cellulose, hydroxypropyl cellulose, At least one of hydroxypropyl methyl cellulose, ethoxy SE-cellulose, chitosan, gelatin, sodium alginate.
Further, natural polymer subbase aeroge as described above, the natural macromolecular and its derivative are hydroxyl second Base cellulose, hydroxypropyl cellulose, ethoxy SE-cellulose, starch, chitosan, gelatin, at least one in sodium alginate Kind.
Further, natural polymer subbase aeroge as described above, it is described richness nitrogen molecular be Lauxite, dicyandiamide, Polypropylene amine, polyallylamine hydrochloride, polyethyleneimine, branched polyethylene imine, tetraethylenepentamine, melamine, trimerization At least one of cyanogen amine-formaldehyde resin.
Further, natural polymer subbase aeroge as described above, the richness phosphorus molecule is phosphoric acid, phosphate, poly- phosphorus At least one of acid, Quadrafos, poly-phosphate derivative, phytic acid.
Further, natural polymer subbase aeroge as described above, the crosslinking agent are divinylsulfone, epoxy chloropropionate Alkane, citric acid, boric acid, borate, formaldehyde, glyoxal, glutaraldehyde, 1- (3- dimethylamino-propyl) -3- ethyl carbodiimide salt At least one of hydrochlorate (EDC), 1- ethyl -3- (3- dimethylaminopropyl) carbodiimide.
A kind of preparation method of natural polymer subbase aeroge as described above, includes the following steps:
(1) parts by weight are pressed, the natural macromolecular, rich nitrogen molecular, rich phosphorus molecule, crosslinking agent are dispersed in solvent In;The solvent is one or more groups of water, methanol, ethyl alcohol, propyl alcohol, isopropanol, the tert-butyl alcohol, acetone and dimethyl sulfoxide It closes;
(2) solid-state is made in above-mentioned dispersion liquid;Wherein the mode of solid-state processing includes: ripening, freezing processing, colloidal sol One of change processing or a variety of combinations;
(3) solid-state is dried;The mode of the drying include: supercritical drying, freeze-drying, vacuum drying, One of spray drying, microwave drying and infra-red drying or a variety of combinations are dried;
(4) solid-state after drying is subjected to cross-linked stable;The mode of the cross-linked stable include: heat cross-linking, ultrasound crosslinking, Microwave irradiation crosslinking, infrared irridiation crosslinked, ultraviolet irradiation crosslinking, electron beam irradiation crosslinking, plasma radiation crosslinking, gal One of the crosslinking of horse x ray irradiation x and x-ray irradiation crosslinking or a variety of combinations.
According to the natural polymer subbase aeroge any one of as above in flexibly thermal insulation material and carbon dioxide capture field Application.
The utility model has the advantages that
Using the method for the present invention preparation natural polymer subbase aeroge have high flame retardant, low thermal conductivity, low-density, The advantages that high tenacity.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, the technical solution below in the present invention carries out clear Chu is fully described by, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of natural polymer subbase aeroge, and the material is in parts by weight, constituted by the following substances, 0.1~10 part of soluble natural macromolecular, 0.05~5 part of rich nitrogen molecular, 0.005~3 part of rich phosphorus molecule, crosslinking agent 0.01~15 Part, 100 parts of water.The density of material is 10~50kg/m3,20~60kPa of tensile strength, 0.010~0.030W/ of thermal coefficient (mK), limit oxygen index is higher than 50%, porosity 80~95%, 60~150m2/g of specific surface area, in 0.1MPa, 273K ring In border, carbon dioxide adsorption capacity is 5~20% quality of materials.The material can be used for flexibly thermal insulation material and carbon dioxide is inhaled It is attached.
The present invention also provides a kind of preparation methods of natural polymer subbase aeroge, include the following steps:
(1) parts by weight are pressed, the natural macromolecular, rich nitrogen molecular, rich phosphorus molecule, crosslinking agent are dispersed in solvent In;The solvent is one or more groups of water, methanol, ethyl alcohol, propyl alcohol, isopropanol, the tert-butyl alcohol, acetone and dimethyl sulfoxide It closes;
(2) solid-state is made in above-mentioned dispersion liquid;Wherein the mode of solid-state processing includes: ripening, freezing processing, colloidal sol One of change processing or a variety of combinations;
(3) solid-state is dried;The mode of the drying include: supercritical drying, freeze-drying, vacuum drying, One of spray drying, microwave drying and infra-red drying or a variety of combinations are dried;
(4) solid-state after drying is subjected to cross-linked stable;The mode of the cross-linked stable include: heat cross-linking, ultrasound crosslinking, Microwave irradiation crosslinking, infrared irridiation crosslinked, ultraviolet irradiation crosslinking, electron beam irradiation crosslinking, plasma radiation crosslinking, gal One of the crosslinking of horse x ray irradiation x and x-ray irradiation crosslinking or a variety of combinations.
It should be understood that when the component of crosslinking agent is 0, the cross-linked stable means of step 4 use in the preparation method Using cross-linking radiation.
Embodiment:
Referring in particular to Tables 1 and 2.
1. formula table of table
2. performance parameter table of table
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features; And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and Range.

Claims (9)

1. a kind of natural polymer subbase aeroge, which is characterized in that its raw material is made of according to mass parts meter following component:
Natural macromolecular and its 0.1~10 part of derivative
0.05~5 part of rich nitrogen molecular
0.005~3 part of rich phosphorus molecule
0~15 part of crosslinking agent.
2. natural polymer subbase aeroge according to claim 1, which is characterized in that its raw material according to mass parts meter, by Following component is constituted:
Natural macromolecular and its 0.5~10 part of derivative
0.05~4 part of rich nitrogen molecular
0.01~2 part of rich phosphorus molecule
0~15 part of crosslinking agent.
3. natural polymer subbase aeroge according to claim 1, which is characterized in that the natural macromolecular and its spread out Biology includes methylcellulose, hydroxyethyl cellulose, hydroxyethylmethylcellulose, hydroxyethyl methyl carboxymethyl cellulose, hydroxypropyl Base cellulose, hydroxypropyl methyl cellulose, ethoxy SE-cellulose, chitosan, gelatin, at least one in sodium alginate Kind.
4. natural polymer subbase aeroge according to claim 1, which is characterized in that the natural macromolecular and its derivative Object is hydroxyethyl cellulose, in hydroxypropyl cellulose, ethoxy SE-cellulose, starch, chitosan, gelatin, sodium alginate At least one.
5. natural polymer subbase aeroge according to claim 1, which is characterized in that the richness nitrogen molecular is ureaformaldehyde tree Rouge, dicyandiamide, polypropylene amine, polyallylamine hydrochloride, polyethyleneimine, branched polyethylene imine, tetraethylenepentamine, trimerization At least one of cyanamide, melamine formaldehyde resin.
6. natural polymer subbase aeroge according to claim 1, which is characterized in that the richness phosphorus molecule is phosphoric acid, phosphorus At least one of hydrochlorate, polyphosphoric acid, Quadrafos, poly-phosphate derivative, phytic acid.
7. natural polymer subbase aeroge according to claim 1, which is characterized in that the crosslinking agent is divinyl Sulfone, epoxychloropropane, citric acid, boric acid, borate, formaldehyde, glyoxal, glutaraldehyde, 1- (3- dimethylamino-propyl) -3- ethyl At least one of carbodiimide hydrochloride (EDC), 1- ethyl -3- (3- dimethylaminopropyl) carbodiimide.
8. a kind of preparation method of natural polymer subbase aeroge as described in claim 1, which is characterized in that including walking as follows It is rapid:
(1) parts by weight are pressed, in a solvent by the natural macromolecular, rich nitrogen molecular, rich phosphorus molecule, crosslinking agent dispersion; The solvent is one or more combinations of water, methanol, ethyl alcohol, propyl alcohol, isopropanol, the tert-butyl alcohol, acetone and dimethyl sulfoxide;
(2) solid-state is made in above-mentioned dispersion liquid;Wherein the mode of solid-state processing includes: ripening, freezing processing, at solation One of reason or a variety of combinations;
(3) solid-state is dried;The mode of the drying includes: supercritical drying, freeze-drying, vacuum drying, is sprayed One of dry, microwave drying and infra-red drying or a variety of combinations are dried;
(4) solid-state after drying is subjected to cross-linked stable;The mode of the cross-linked stable includes: heat cross-linking, ultrasound crosslinking, microwave Cross-linking radiation, infrared irridiation crosslinked, ultraviolet irradiation crosslinking, electron beam irradiation crosslinking, plasma radiation crosslinking, gamma are penetrated One of line cross-linking radiation and x-ray irradiation crosslinking or a variety of combinations.
9. any one of the claim 1~7 natural polymer subbase aeroge is led in flexibly thermal insulation material and carbon dioxide capture The application in domain.
CN201811490343.5A 2018-12-06 2018-12-06 A kind of natural polymer subbase aeroge and preparation method thereof, application Pending CN109575512A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811490343.5A CN109575512A (en) 2018-12-06 2018-12-06 A kind of natural polymer subbase aeroge and preparation method thereof, application

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811490343.5A CN109575512A (en) 2018-12-06 2018-12-06 A kind of natural polymer subbase aeroge and preparation method thereof, application

Publications (1)

Publication Number Publication Date
CN109575512A true CN109575512A (en) 2019-04-05

Family

ID=65926575

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811490343.5A Pending CN109575512A (en) 2018-12-06 2018-12-06 A kind of natural polymer subbase aeroge and preparation method thereof, application

Country Status (1)

Country Link
CN (1) CN109575512A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110204796A (en) * 2019-06-10 2019-09-06 四川师范大学 Fire-retardant aeroge with self-healing properties and preparation method thereof
CN110669262A (en) * 2019-10-09 2020-01-10 西华大学 Foam material and preparation method and application thereof
CN111592680A (en) * 2020-06-15 2020-08-28 齐鲁工业大学 High-water-absorptivity aerogel packaging material prepared from reed waste residues and preparation method thereof
CN113683811A (en) * 2021-06-30 2021-11-23 青岛科技大学 Efficient flame-retardant phosphorylated chitosan aerogel and preparation method thereof
CN114181422A (en) * 2021-11-15 2022-03-15 安徽工程大学 Micron fiber reinforced cellulose composite aerogel and preparation method and application thereof
CN114832741A (en) * 2022-05-05 2022-08-02 彗晶新材料科技(杭州)有限公司 Preparation method of heat-conducting wave-absorbing composite aerogel and heat-conducting wave-absorbing composite aerogel
CN115197476A (en) * 2022-07-18 2022-10-18 中国皮革制鞋研究院有限公司 Bio-based aerogel and preparation method and application thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103589258A (en) * 2013-10-16 2014-02-19 纳诺科技有限公司 Aerogel coating and production method and application thereof
CN107267006A (en) * 2016-04-08 2017-10-20 南京唯才新能源科技有限公司 A kind of aeroge water-borne heat-insulating fireproof coating and preparation method thereof
CN107556495A (en) * 2017-07-10 2018-01-09 南京林业大学 A kind of preparation method of functional nano cellulose composite aerogel
US20180009969A1 (en) * 2015-04-07 2018-01-11 Lg Chem, Ltd. Aerogel-containing composition and insulation blanket prepared using the same
CN108047485A (en) * 2017-12-13 2018-05-18 西华大学 A kind of aerogel material and preparation method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103589258A (en) * 2013-10-16 2014-02-19 纳诺科技有限公司 Aerogel coating and production method and application thereof
US20180009969A1 (en) * 2015-04-07 2018-01-11 Lg Chem, Ltd. Aerogel-containing composition and insulation blanket prepared using the same
CN107267006A (en) * 2016-04-08 2017-10-20 南京唯才新能源科技有限公司 A kind of aeroge water-borne heat-insulating fireproof coating and preparation method thereof
CN107556495A (en) * 2017-07-10 2018-01-09 南京林业大学 A kind of preparation method of functional nano cellulose composite aerogel
CN108047485A (en) * 2017-12-13 2018-05-18 西华大学 A kind of aerogel material and preparation method thereof

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110204796A (en) * 2019-06-10 2019-09-06 四川师范大学 Fire-retardant aeroge with self-healing properties and preparation method thereof
CN110669262A (en) * 2019-10-09 2020-01-10 西华大学 Foam material and preparation method and application thereof
CN111592680A (en) * 2020-06-15 2020-08-28 齐鲁工业大学 High-water-absorptivity aerogel packaging material prepared from reed waste residues and preparation method thereof
CN113683811A (en) * 2021-06-30 2021-11-23 青岛科技大学 Efficient flame-retardant phosphorylated chitosan aerogel and preparation method thereof
CN114181422A (en) * 2021-11-15 2022-03-15 安徽工程大学 Micron fiber reinforced cellulose composite aerogel and preparation method and application thereof
CN114832741A (en) * 2022-05-05 2022-08-02 彗晶新材料科技(杭州)有限公司 Preparation method of heat-conducting wave-absorbing composite aerogel and heat-conducting wave-absorbing composite aerogel
CN115197476A (en) * 2022-07-18 2022-10-18 中国皮革制鞋研究院有限公司 Bio-based aerogel and preparation method and application thereof
CN115197476B (en) * 2022-07-18 2023-08-22 中国皮革制鞋研究院有限公司 Bio-based aerogel and preparation method and application thereof

Similar Documents

Publication Publication Date Title
CN109575512A (en) A kind of natural polymer subbase aeroge and preparation method thereof, application
CN103599734B (en) A kind of aerogel material and preparation method thereof
CN103285424B (en) A kind of three-dimensional fiber base aeroge tissue engineering bracket and preparation method thereof
CN107126929B (en) Sulfhydryl cellulose porous material and preparation and application thereof
Fan et al. Water-induced self-assembly and in situ mineralization within plant phenolic glycol-gel toward ultrastrong and multifunctional thermal insulating aerogels
CN108164744A (en) A kind of preparation method of elastomer element aeroge and its hydrophobic fibre element aeroge
CN108047485A (en) A kind of aerogel material and preparation method thereof
CN109464968A (en) It is a kind of high at charcoal-aero gel and preparation method thereof, application
CN104945004B (en) A kind of composite of New Regenerated Cellulosic Fibers aeroge and preparation method thereof
CN109553799A (en) A kind of fire retardant aeroge and preparation method thereof, application
JP6566419B2 (en) Porous body, structure and composition
CN106638114A (en) Polyimide paper and preparation method thereof
KR20090118200A (en) Method of manufacturing carbon aerogel and the carbon aerogel manufactured using the same
Nie et al. Biomimetic multi-layered hollow chitosan–tripolyphosphate rod with excellent mechanical performance
Zhao et al. Manipulation of pore structure during manufacture of agarose microspheres for bioseparation
CN107459637B (en) The poly butylene succinate ionomer and its preparation of low molecular weight and high melt viscosity and microcellular foam material and application based on it
CN114605696B (en) Preparation method of silica/aramid nanofiber multifunctional composite heat-insulation aerogel
CN113526513B (en) Massive lignin-silicon dioxide composite aerogel
CN108219797A (en) A kind of soil moisturizing agent
CN110358139A (en) Polyacrylamide/nano-cellulose composite aerogel and preparation method thereof
CN114316375A (en) Hierarchical pore structure composite aerogel and preparation method thereof
CN108623836A (en) A kind of heteropolyacid salt carrying fiber element porous material and preparation method thereof
CN102660893A (en) Sizing liquid, preparation method and coated paper using sizing liquid
CN102628241A (en) Sizing agent, preparation method thereof and coated paper applying same
Li et al. Fabrication and property of hydrophobic polyvinyl alcohol/clay aerogel via irradiation-crosslinking and ambient-drying

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20190405