CN107352849A - A kind of preparation method of the plate of hydrophobic fiber containing modified nano-barium sulfate - Google Patents
A kind of preparation method of the plate of hydrophobic fiber containing modified nano-barium sulfate Download PDFInfo
- Publication number
- CN107352849A CN107352849A CN201710506264.8A CN201710506264A CN107352849A CN 107352849 A CN107352849 A CN 107352849A CN 201710506264 A CN201710506264 A CN 201710506264A CN 107352849 A CN107352849 A CN 107352849A
- Authority
- CN
- China
- Prior art keywords
- weight
- barium sulfate
- parts
- modified nano
- plate
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/26—Bituminous materials, e.g. tar, pitch
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/36—Inorganic materials not provided for in groups C04B14/022 and C04B14/04 - C04B14/34
- C04B14/368—Baryte
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/10—Coating or impregnating
- C04B20/1018—Coating or impregnating with organic materials
- C04B20/1029—Macromolecular compounds
- C04B20/1048—Polysaccharides, e.g. cellulose, or derivatives thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Civil Engineering (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The invention discloses a kind of preparation method of the plate of hydrophobic fiber containing modified nano-barium sulfate, by nano barium sulfate powder, it is crosslinked after being wrapped up with chitosan colloidal sol in infrared drying oven during heat drying and both obtains chitosan molecular film coating modification nano barium sulfate, acrylic emulsion is modified amboceptor, potassium peroxydisulfate is initiator, OP 10 is emulsifying agent, modified nano-barium sulfate is added to carry out preparing composite solution, infiltration molding will be carried out after fiber coupling processing afterwards and is prepared into fiberboard, the fiberboard of the present invention meets national requirements in terms of environmental protection, using Binderless binding, with preferable actual application value, also there is good water resistance, suitable for building, decoration, the purposes such as industry manufacture.
Description
Technical field
The invention belongs to fiberboard technical field, and in particular to a kind of preparation of the plate of hydrophobic fiber containing modified nano-barium sulfate
Method.
Background technology
At present, fitment material for family is quickly grown, especially, it is necessary to consume substantial amounts of house ornamentation material in terms of interior decoration and decoration
Material, composite become the mainstream product in the market, and at the same time, people cause to the high request of product to all physics of fiberboard
The fixed also more and more higher of mechanical performance index, the feature of environmental protection, water proofing property are the highest performance indications wherein required, fiberboard
Water resistance largely influences the quality of product, simultaneously as the addition of composite middle level mixture or adhesive, can band
Carry out residues of formaldehyde problem, formaldehyde is generally acknowledged carcinogen, and domestic and international scientific research has confirmed that formaldehyde passes through regulating DNA table
Up to that can cause the apoptosis of cell, cause oxidative damage to large biological molecule (protein, DNA), cause cell carcinogenesis.
Put down in Master's thesis Huangping《The research of environment-friendly type waterproof fibre plate is prepared based on acrylic acid modified atoleine》It is single
Body acrylic acid is modified amboceptor, and potassium peroxydisulfate is initiator, and OP-10 is that emulsifying agent modified liquid paraffin prepares acrylic acid modified liquid
Body paraffin water repellent, environment-friendly type waterproof fibre plate is prepared, but obtained product waterproof effect is not ideal enough, it is not anticipated that effect
Fruit.
The content of the invention
To solve the existing feature of environmental protection and waterproof sex chromosome mosaicism, the present invention provides a kind of hydrophobic fiber containing modified nano-barium sulfate
The preparation method of plate, not only water resistance is excellent for the fiberboard, and uses Binderless binding, is a kind of excellent without formaldehyde
Environmentally friendly fitment material for family.
The present invention is achieved by the following technical solutions：
A kind of preparation method of the plate of hydrophobic fiber containing modified nano-barium sulfate, comprises the following steps：
（1）The chitosan of 2-5 parts by weight is added in proper amount of acetic acid to the dilute ice for being configured to 0.1-1mol/L chitosans
Acetum, 0.1-0.3 parts by weight glutaraldehydes are added, it is 4.5-5.5 to add sodium hydroxide solution and control solution ph, is added
20-30 parts sulfuric acid barium, 30-50 minutes are stirred, regulation solution ph is 10-12, stirring reaction 30-50 minutes, is filtered
After drying 6-12 hours in infrared drying oven, powdery is ground into by grinder, obtains modified nano-barium sulfate, it is stand-by；
（2）By step（1）The modified nano-barium sulfate and 10-20 part by weight of liquid paraffin of gained are total to 100-200 parts by weight water
It is mixed to be heated with stirring to 80-100 DEG C, the OP-10 emulsifying agents of 1-2 parts by weight also are soluble in the water of appropriate isothermal, stirred
After add into atoleine solution emulsification 2-3 hours, add 20-30 parts by weight of acrylic acid emulsions, be heated with stirring to 80-100
DEG C, 0.5-2.5 parts by weight potassium peroxydisulfates are then added, it is stand-by after reacting 1-2 hours；
（3）1-2 parts by weight silane couplers are dissolved in appropriate absolute ethyl alcohol, it is fine that 30-40 parts by weight are added in 50-70 DEG C of water-bath
Dimension, uniform stirring 2-6h, 8-16h is dried in vacuo, is added to step（2）In gained mixed solution infiltrate 2-5 minutes after take out with
1-2 parts by weight ammonium lignosulphonate, 1-2 weight account polyethylene alcohol, which is put into agitator, to be mixed, and passes through mould after stirring
Sheet material is made in platen press, has both obtained the plate of hydrophobic fiber containing modified nano-barium sulfate.
Step（1）Drying temperature is 40-50 DEG C in described infrared drying oven.
Step（2）Described acrylic emulsion is that 1-2 parts by weight O P-10 emulsifying agents is soluble in water, adds 5-20 weights
Amount part acrylic acid carries out having emulsified 20-30 minutes both.
Step（3）Described fiber is the one or more in bamboo fibre, regenerated fiber, stalk, timber.
The molding preheating time of described die pressing is 20-30min, and molding temperature is 150-160 DEG C, dwell time 4-
5min, pressure 8-12MPa, it is cold-pressed time 3-5min, cold pressing pressure 10-15MPa.
It is an advantage of the invention that：
The present invention is by nano barium sulfate powder, after being wrapped up with chitosan colloidal sol in infrared drying oven during heat drying
It is crosslinked and both obtains chitosan molecular film coating modification nano barium sulfate, acrylic emulsion is to be modified amboceptor, potassium peroxydisulfate
For initiator, OP-10 is emulsifying agent, adds modified nano-barium sulfate and carries out preparing composite solution, afterwards by fiber coupling processing
After carry out infiltrating molding and be prepared into fiberboard, chitosan makes Crosslinked Polyaminated glucose colloidal sol uniformly with receiving using charge effect
Nano-barium sulfate combines so that the hydrophily of barium sulfate reduces, paraffin wax emulsions and interfibrous suction-operated, so as to improve fiberboard
Water resistance, add acrylic emulsion, improve the emulsifiability of paraffin, while the carboxyl and fiber that acrylic acid introduces
Hydroxyl reacts, and is combined with fiber more abundant, and when preparing fiberboard, chitosan can be with the similar glue of fiber surface generation
The material of stick, avoid using Form aldehyde release caused by resin adhesive, meet environmental requirement, fiberboard of the invention is in ring
Meet national requirements in terms of guarantor, using Binderless binding, there is preferable actual application value, it may have good water resistance,
Suitable for building, decorating, the purposes such as industry manufacture.
Embodiment
A kind of preparation method of the plate of hydrophobic fiber containing modified nano-barium sulfate, comprises the following steps：
（1）The chitosan of 3 parts by weight is added in proper amount of acetic acid to the dilute glacial acetic acid for being configured to 0.5mol/L chitosans
Solution, 0.2 parts by weight glutaraldehyde is added, it is 4.5-5.5 to add sodium hydroxide solution and control solution ph, adds 25 parts by weight sulphur
Sour barium, stir 40 minutes, regulation solution ph is 10-12, stirring reaction 40 minutes, it is small to filter the drying 9 in infrared drying oven
Shi Hou, powdery is ground into by grinder, obtains modified nano-barium sulfate, it is stand-by；
（2）By step（1）The modified nano-barium sulfate of gained and 15 part by weight of liquid paraffin add with 150 parts by weight water blending and stirrings
The OP-10 emulsifying agents of 1.5 parts by weight also are soluble in the water of appropriate isothermal, are stirring evenly and then adding into liquid to 90 DEG C by heat
Emulsified 2.5 hours in paraffin solution, add 25 parts by weight of acrylic acid emulsions, be heated with stirring to 90 DEG C, then add 0.8 parts by weight
Potassium peroxydisulfate, it is stand-by after reacting 1.5 hours；
（3）1.5 parts by weight silane couplers are dissolved in appropriate absolute ethyl alcohol, add 35 percent by weight fiber in 65 DEG C of water-baths,
Even stirring 4h, 12h is dried in vacuo, is added to step（2）Taken out after being infiltrated 3 minutes in gained mixed solution and 1.5 parts by weight wood
Quality ichthyodin, 1.5 weight account polyethylene alcohol, which are put into agitator, to be mixed, and plate is made by die pressing after stirring
Material, the plate of hydrophobic fiber containing modified nano-barium sulfate was both obtained.
Step（1）Drying temperature is 45 DEG C in described infrared drying oven.
Step（2）Described acrylic emulsion is that 1.5 parts by weight O P-10 emulsifying agents are soluble in water, adds 10 weight
Part acrylic acid carries out emulsification 25 minutes and both obtained.
Step（3）Described fiber is the one or more in bamboo fibre, regenerated fiber, stalk, timber.
The molding preheating time of described die pressing is 25min, and molding temperature is 1550 DEG C, dwell time 4.5min,
Pressure is 10MPa, is cold-pressed time 4min, cold pressing pressure 12MPa.
Claims (5)
1. a kind of preparation method of the plate of hydrophobic fiber containing modified nano-barium sulfate, it is characterised in that comprise the following steps：
（1）The chitosan of 2-5 parts by weight is added in proper amount of acetic acid to the dilute ice for being configured to 0.1-1mol/L chitosans
Acetum, 0.1-0.3 parts by weight glutaraldehydes are added, it is 4.5-5.5 to add sodium hydroxide solution and control solution ph, is added
20-30 parts sulfuric acid barium, 30-50 minutes are stirred, regulation solution ph is 10-12, stirring reaction 30-50 minutes, is filtered
After drying 6-12 hours in infrared drying oven, powdery is ground into by grinder, obtains modified nano-barium sulfate, it is stand-by；
（2）By step（1）The modified nano-barium sulfate and 10-20 part by weight of liquid paraffin of gained are total to 100-200 parts by weight water
It is mixed to be heated with stirring to 80-100 DEG C, the OP-10 emulsifying agents of 1-2 parts by weight also are soluble in the water of appropriate isothermal, stirred
After add into atoleine solution emulsification 2-3 hours, add 20-30 parts by weight of acrylic acid emulsions, be heated with stirring to 80-100
DEG C, 0.5-2.5 parts by weight potassium peroxydisulfates are then added, it is stand-by after reacting 1-2 hours；
（3）1-2 parts by weight silane couplers are dissolved in appropriate absolute ethyl alcohol, it is fine that 30-40 parts by weight are added in 50-70 DEG C of water-bath
Dimension, uniform stirring 2-6h, 8-16h is dried in vacuo, is added to step（2）In gained mixed solution infiltrate 2-5 minutes after take out with
1-2 parts by weight ammonium lignosulphonate, 1-2 weight account polyethylene alcohol, which is put into agitator, to be mixed, and passes through mould after stirring
Sheet material is made in platen press, has both obtained the plate of hydrophobic fiber containing modified nano-barium sulfate.
2. according to a kind of preparation method of the plate of hydrophobic fiber containing modified nano-barium sulfate of claim 1, it is characterised in that step
（1）Drying temperature is 40-50 DEG C in described infrared drying oven.
3. according to a kind of preparation method of the plate of hydrophobic fiber containing modified nano-barium sulfate of claim 1, it is characterised in that step
（2）Described acrylic emulsion is that 1-2 parts by weight O P-10 emulsifying agents is soluble in water, adds 5-20 parts by weight of acrylic acid and enters
Row emulsification 20-30 minutes both obtained.
4. according to a kind of preparation method of the plate of hydrophobic fiber containing modified nano-barium sulfate of claim 1, it is characterised in that step
（3）Described fiber is the one or more in bamboo fibre, regenerated fiber, stalk, timber.
5. according to a kind of preparation method of the plate of hydrophobic fiber containing modified nano-barium sulfate of claim 1, it is characterised in that described
The molding preheating time of die pressing is 20-30min, and molding temperature is 150-160 DEG C, dwell time 4-5min, pressure 8-
12MPa, it is cold-pressed time 3-5min, cold pressing pressure 10-15MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710506264.8A CN107352849A (en) | 2017-06-28 | 2017-06-28 | A kind of preparation method of the plate of hydrophobic fiber containing modified nano-barium sulfate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710506264.8A CN107352849A (en) | 2017-06-28 | 2017-06-28 | A kind of preparation method of the plate of hydrophobic fiber containing modified nano-barium sulfate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107352849A true CN107352849A (en) | 2017-11-17 |
Family
ID=60273168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710506264.8A Pending CN107352849A (en) | 2017-06-28 | 2017-06-28 | A kind of preparation method of the plate of hydrophobic fiber containing modified nano-barium sulfate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107352849A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54111164A (en) * | 1978-02-17 | 1979-08-31 | Matsushita Electric Ind Co Ltd | Insulating material and manufacturing method thereof |
| CN103193420A (en) * | 2012-01-10 | 2013-07-10 | 平湖市法而特建筑保温科技有限公司 | Nano-material-containing high-strength high-heat insulation exterior wall inorganic heat-retaining face brick |
| CN103588457A (en) * | 2013-11-26 | 2014-02-19 | 中国科学院长春应用化学研究所 | Low-density insulated plasterboard and preparation method thereof |
| CN105128120A (en) * | 2015-07-15 | 2015-12-09 | 百仪家具有限公司 | High-density composite fiberboard based on surface processed hybrid fiber and preparation method of high-density composite fiberboard |
-
2017
- 2017-06-28 CN CN201710506264.8A patent/CN107352849A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54111164A (en) * | 1978-02-17 | 1979-08-31 | Matsushita Electric Ind Co Ltd | Insulating material and manufacturing method thereof |
| CN103193420A (en) * | 2012-01-10 | 2013-07-10 | 平湖市法而特建筑保温科技有限公司 | Nano-material-containing high-strength high-heat insulation exterior wall inorganic heat-retaining face brick |
| CN103588457A (en) * | 2013-11-26 | 2014-02-19 | 中国科学院长春应用化学研究所 | Low-density insulated plasterboard and preparation method thereof |
| CN105128120A (en) * | 2015-07-15 | 2015-12-09 | 百仪家具有限公司 | High-density composite fiberboard based on surface processed hybrid fiber and preparation method of high-density composite fiberboard |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102528881B (en) | Vegetable fiber tableware and preparation method thereof | |
| CN107558297B (en) | A kind of waterproof and dampproof enhanced sizing agent and preparation method thereof | |
| CN104837897A (en) | Use of low molecular weight lignin together with lignin for production of phenol-formaldehyde binder composition | |
| CN102010678B (en) | Preparation method for biological oil-phenol-starch adhesive | |
| CN102367641A (en) | Aqueous surface reinforcing agent for corrugated paper | |
| WO2023284729A1 (en) | Biological formaldehyde-free adhesive, biological composite material and preparation method therefor | |
| CN105128117A (en) | Sun-protection high-density fiberboard based on ultraviolet shielding agent and preparation method of sun-protection high-density fiberboard | |
| CN104962099A (en) | Inorganic binder refractory artificial board material and preparation method thereof | |
| CN102086371B (en) | Method for preparing antiseptic soy protein adhesive | |
| CN113861936B (en) | Non-adhesive vegetable protein sucrose-based environment-friendly adhesive for plywood and preparation method and application thereof | |
| CN105001809A (en) | Bio-adhesive timber glue | |
| CN108943308A (en) | A kind of environment-protective adhesive and preparation method thereof can be used for beaver board | |
| CN104312535A (en) | Lignin weatherproof fiberboard adhesive and production method thereof | |
| CN104592919B (en) | Urea-formaldehyde glue adhesive and preparation method thereof | |
| CN104290168A (en) | Manufacturing method for thermosetting waterborne polyurethane composite fiberboard | |
| CN112322243B (en) | Waterproof polyamide-based adhesive and preparation method thereof | |
| CN107352849A (en) | A kind of preparation method of the plate of hydrophobic fiber containing modified nano-barium sulfate | |
| CN100567430C (en) | With the W-Gum is Wood substance material adhesion agent and the manufacture method thereof that major ingredient is made | |
| CN110172329A (en) | Rubber made from soybean cake with great friction coefficient and preparation method thereof and the application in making sheet | |
| CN106700990A (en) | Low-formaldehyde wood adhesive and preparation method thereof | |
| CN106827161A (en) | A kind of preparation method without aldehyde bamboo shaving plate | |
| CN114591707B (en) | High-temperature fast-curing starch-based shaving board adhesive and preparation method thereof | |
| CN115781831A (en) | Isocyanate-containing formaldehyde-free shaving board and preparation method thereof | |
| CN103450841B (en) | A kind of lac basic ring protects the preparation method of artificial board adhesive | |
| CN104388044A (en) | High-adhesive-strength lignin fiberboard adhesive and production method thereof |
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 |
Application publication date: 20171117 |
|
| RJ01 | Rejection of invention patent application after publication |