CN109749264A - A kind of preparation method of the high water-fast polystyrene sandwich panel of heat preservation - Google Patents
A kind of preparation method of the high water-fast polystyrene sandwich panel of heat preservation Download PDFInfo
- Publication number
- CN109749264A CN109749264A CN201711102431.9A CN201711102431A CN109749264A CN 109749264 A CN109749264 A CN 109749264A CN 201711102431 A CN201711102431 A CN 201711102431A CN 109749264 A CN109749264 A CN 109749264A
- Authority
- CN
- China
- Prior art keywords
- preparation
- parts
- polystyrene
- sandwich panel
- heat preservation
- 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
Landscapes
- Laminated Bodies (AREA)
Abstract
The invention discloses a kind of preparation methods of high water-fast polystyrene sandwich panel of heat preservation, comprising the following steps: the preparation of colored zinc plated steel；The preparation of polystyrene foam plate；The preparation of adhesive；The preparation of battenboard: using automatic moulding machine by after colored zinc plated steel die mould, polystyrene sandwich panel then is made in the pressurization of colored zinc plated steel and polystyrene foam plate, the heating of upper and lower surface with adhesive obtained above.This method is easy to operate, and low in raw material price, preparation cost is low, battenboard good heat insulating obtained, excellent fireproof performance, ageing-resistant, water-tolerant, efficient and light weight.
Description
Technical field
The present invention relates to the field of building materials, are specifically related to a kind of preparation side of high water-fast polystyrene sandwich panel of heat preservation
Method.
Background technique
With the fast development of Chinese economy, to construction industry, more stringent requirements are proposed.Wall in China's building trade
Material, still continue to use traditional clay brick, watt, cause the environmental pollution of precious land resource waste and sintering procedure, Er Qie
In actual use, to building using bringing various difficulties for being difficult to overcome in function, antidetonation, construction technology.According to upper
State there are the problem of, Minstry of Housing and Urban-Rural Development of People Republic of China (MOHURD) proposes materials for wall reform policy, and building material emerges one after another.
The eighties start to occur polystyrene sandwich panel at home, and with its excellent performance and extensive purposes,
It is rapidly developed in short several years, plate is widely used in building building surface in big industrial factory, warehouse, gymnasium, freezer, building
Add the fields such as layer, has become the pillar product in novel light building materials at present.In external some developed countries, production application this
The history that kind plate has last 100 years is still widely used till now due to its distinctive plurality of advantages.
Polystyrene sandwich panel is to bond polystyrene plastics between metal plate by double layer of metal sheet cold-bending Cheng Qianbo
Core material and the novel composite thermal insulation boards constituted, main raw material(s) are colored zinc plated steel, polystyrene foam and bonding
Agent, the quality of battenboard are decided by the quality of raw material first.Therefore the key for wanting processability excellent is to be made to have excellent performance
Raw material.
Summary of the invention
The main purpose of the present invention is to provide a kind of preparation method of high water-fast polystyrene sandwich panel of heat preservation, this method
Easy to operate, polystyrene sandwich panel mechanical property obtained is good, excellent thermal insulation performance, water-tolerant, and preparation cost is low.
To achieve the above objectives, the technical solution adopted by the present invention are as follows:
A kind of preparation method of the high water-fast polystyrene sandwich panel of heat preservation, comprising the following steps:
(1) preparation of colored zinc plated steel
Using hot-dip galvanizing sheet steel as substrate, degreasing, phosphatization, chromic acid salt treatment are passed through in surface, then apply two bakings using two
Technique coats one layer of organic coating in hot-galvanized steel plate surface, and colored zinc plated steel is made；
(2) preparation of polystyrene foam plate
A) by weight by 50-80 parts of expandable polystyrene particles, 1-2 parts of waterproofing agents, 0.5-1 parts of magnesium hydroxides,
0.1-0.4 parts of carbon nanotubes are mixed and added in the hopper of No.1 plastic extruder, by spice and feeding device by No.1
Plastic extruder is heated to 185-205 DEG C, screw speed 25-50rpm, then by 1-1.5 parts of carbon dioxide main foaming agents,
0.3-0.6 parts of citric acids are injected into No.1 plastic extruder from the middle section of No.1 plastic extruder by foaming agent injection device
In, the pressure of No.1 plastic extruder is adjusted to 12-16MPa, obtains mixed material；
B) the mixing and cooling by mixed material made from step A) through No. two plastic extruders and static mixer, then
It is squeezed out by mold, flattens and be formed using evener, cooling fan is cooled to 100 DEG C hereinafter, cutting, obtains polystyrene and squeeze
Mould plate utilizes cutter to polystyrene extruded sheet, and each face of polystyrene extruded sheet is removed the peel, then by sander, will gather
Styrene extrusion molding plate surface polishes flat, and polystyrene foam plate is made；
(3) preparation of adhesive
A) 100-150 parts of isocyanates and 50-75 parts of polyester polyols are reacted into 1-2h at 65 DEG C by weight, risen
Temperature keeps the temperature 1-2h to 80-85 DEG C, and base polyurethane prepolymer for use as is made；
B) 30-45 parts of hydrophilic chain extenders are added into base polyurethane prepolymer for use as obtained above, chain extension is carried out at 60-70 DEG C
2-4h is reacted, 10-15 parts of small molecule glycol chain extenders are then added, is warming up to 80-85 DEG C of reaction 2-4h, is then cooled to 50
DEG C, 20-30 parts of neutralizers are added and are neutralized, keep the temperature, stirring is added deionized water and carries out under the revolving speed of 1000-1200r/min
5-10min is emulsified, polyurethane aqueous pre-polymerization precursor emulsion is obtained；
C) 50- is added into polyurethane aqueous pre-polymerization precursor emulsion obtained above under the stirring of 300-500r/min revolving speed
110 parts of degradation collagen solutions, then continue to stir under the revolving speed of 150-200r/min, are warming up to 65 DEG C, keep the temperature 1-2h, then drop
Temperature is removed in vacuum volatile matter under negative pressure, obtains MR adhesive to 50 DEG C；
(4) preparation of battenboard
Using automatic moulding machine by after colored zinc plated steel die mould, then the adhesive made from step (3) is upper following table
The pressurization of colored zinc plated steel and polystyrene foam plate, the heating in face, are made polystyrene sandwich panel.
The invention has the following advantages:
Colored zinc plated steel of the present invention, polystyrene foam plate, adhesive are raw material to prepare polystyrene sandwich panel, and
Water-resistant bonding is prepared by adjusting the preparation process of colored zinc plated steel, polystyrene foam plate, and using degradation collagen solution
Agent, the water-tolerant of adhesive, battenboard excellent in mechanical performance obtained, water-tolerant, heat preservation and soundproof excellent performance, flame retardant property
Good, preparation cost is low.
Specific embodiment
It is described below for disclosing the present invention so that those skilled in the art can be realized the present invention.It is excellent in being described below
Embodiment is selected to be only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.
Embodiment 1
A kind of preparation method of the high water-fast polystyrene sandwich panel of heat preservation, comprising the following steps:
(1) preparation of colored zinc plated steel
Using hot-dip galvanizing sheet steel as substrate, degreasing, phosphatization, chromic acid salt treatment are passed through in surface, then apply two bakings using two
Technique coats one layer of organic coating in hot-galvanized steel plate surface, and colored zinc plated steel is made；Wherein, the organic coating, with weight
Part meter is measured, composed of the following components: 20 parts of water-soluble polypropylene acid resin, 2 parts of organic silicon sol, 0.3 part of silane coupling agent, titanium
3 parts of white powder, 0.2 part of defoaming agent, 25 parts of water；
(2) preparation of polystyrene foam plate
A) 50 parts of expandable polystyrene particles, 1 part of waterproofing agent, 0.5 part of magnesium hydroxide, 0.1 part of carbon are received by weight
Mitron is mixed and added in the hopper of No.1 plastic extruder by spice and feeding device, No.1 plastic extruder is added
Then heat is injected 1 part of carbon dioxide main foaming agent, 0.3 part of citric acid by foaming agent to 185 DEG C, screw speed 25rpm
Device is injected into No.1 plastic extruder from the middle section of No.1 plastic extruder, adjust No.1 plastic extruder pressure to
12MPa obtains mixed material；
B) the mixing and cooling by mixed material made from step A) through No. two plastic extruders and static mixer, No. two
Screw of plastic extruder revolving speed is 8rpm, and the temperature of static mixer is 110 DEG C, is then squeezed out by mold, using leveling
Machine leveling sizing, cooling fan are cooled to 100 DEG C hereinafter, cutting, obtains polystyrene extruded sheet, to polystyrene extruded sheet benefit
With cutter, each face of polystyrene extruded sheet is removed the peel, then by sander, polystyrene extruded sheet surface is polished flat
It is whole, polystyrene foam plate is made；
(3) preparation of adhesive
A) 100 parts of toluene di-isocyanate(TDI)s and 50 parts of polyethylene glycol adipates are reacted into 1h at 65 DEG C by weight,
80 DEG C are warming up to, and keeps the temperature 1h, base polyurethane prepolymer for use as is made；
B) 30 parts of dihydromethyl propionic acids are added into base polyurethane prepolymer for use as obtained above, chain extending reaction is carried out at 70 DEG C
2h, then be added 10 parts of diglycols, be warming up to 80 DEG C of reaction 2h, be then cooled to 50 DEG C, be added 20 parts of triethylamines into
Row neutralizes, heat preservation, and stirring is added deionized water and carries out emulsification 5min under the revolving speed of 1000r/min, obtains polyurethane aqueous pre-polymerization
Precursor emulsion；
C) 50 parts of degradations are added into polyurethane aqueous pre-polymerization precursor emulsion obtained above under the stirring of 300r/min revolving speed
Then collagen solution continues to stir under the revolving speed of 150r/min, be warming up to 65 DEG C, keeps the temperature 1h, is then cooled to 50 DEG C, under negative pressure
Volatile matter is removed in vacuum, obtains MR adhesive；
(4) preparation of battenboard
Using automatic moulding machine by after colored zinc plated steel die mould, then the adhesive made from step (3) is upper following table
The pressurization of colored zinc plated steel and polystyrene foam plate, the heating in face, are made polystyrene sandwich panel.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and what is described in the above embodiment and the description is only the present invention
Principle, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these variation and
Improvement is both fallen in the range of claimed invention.The present invention claims protection scope by appended claims and its
Equivalent defines.
Claims (9)
1. a kind of preparation method of the high water-fast polystyrene sandwich panel of heat preservation, which comprises the following steps:
(1) preparation of colored zinc plated steel
Using hot-dip galvanizing sheet steel as substrate, degreasing, phosphatization, chromic acid salt treatment are passed through in surface, then apply two techniques dried using two
One layer of organic coating is coated in hot-galvanized steel plate surface, colored zinc plated steel is made；
(2) preparation of polystyrene foam plate
A) by weight by 50-80 parts of expandable polystyrene particles, 1-2 parts of waterproofing agents, 0.5-1 parts of magnesium hydroxides, 0.1-0.4
Part carbon nanotube is mixed and added in the hopper of No.1 plastic extruder by spice and feeding device, No.1 plastics is squeezed
Machine is heated to 185-205 DEG C, screw speed 25-50rpm out, then by 1-1.5 parts of carbon dioxide main foaming agents, 0.3-0.6
Part citric acid is injected into No.1 plastic extruder by foaming agent injection device from the middle section of No.1 plastic extruder, adjusts one
The pressure of number plastic extruder obtains mixed material to 12-16MPa；
B) the mixing and cooling by mixed material made from step A) through No. two plastic extruders and static mixer, then passes through
Mold squeezes out, and flattens and is formed using evener, and cooling fan is cooled to 100 DEG C hereinafter, cutting, obtains polystyrene extruded plastic
Plate utilizes cutter to polystyrene extruded sheet, each face of polystyrene extruded sheet is removed the peel, then by sander, by polyphenyl
Ethylene extrusion molding plate surface polishes flat, and polystyrene foam plate is made；
(3) preparation of adhesive
A) 100-150 parts of isocyanates and 50-75 parts of polyester polyols are reacted into 1-2h at 65 DEG C by weight, are warming up to
80-85 DEG C, and 1-2h is kept the temperature, base polyurethane prepolymer for use as is made；
B) 30-45 parts of hydrophilic chain extenders are added into base polyurethane prepolymer for use as obtained above, chain extending reaction is carried out at 60-70 DEG C
Then 2-4h is added 10-15 parts of small molecule glycol chain extenders, is warming up to 80-85 DEG C of reaction 2-4h, is then cooled to 50 DEG C,
20-30 parts of neutralizers are added to be neutralized, keep the temperature, stirring is added deionized water and is emulsified under the revolving speed of 1000-1200r/min
5-10min obtains polyurethane aqueous pre-polymerization precursor emulsion；
C) 50-110 parts are added into polyurethane aqueous pre-polymerization precursor emulsion obtained above under the stirring of 300-500r/min revolving speed
Degradation collagen solution, then continues to stir under the revolving speed of 150-200r/min, is warming up to 65 DEG C, keeps the temperature 1-2h, is then cooled to
50 DEG C, volatile matter is removed in vacuum under negative pressure, obtains MR adhesive；
(4) preparation of battenboard
Using automatic moulding machine by after colored zinc plated steel die mould, then the adhesive made from step (3) is upper and lower surface
Colored zinc plated steel and polystyrene foam plate pressurization, heating, are made polystyrene sandwich panel.
2. a kind of preparation method of high water-fast polystyrene sandwich panel of heat preservation as described in claim 1, it is characterised in that: step
(1) in, the organic coating is in parts by weight, composed of the following components: 20-40 parts of water-soluble polypropylene acid resin, organosilicon
2-6 parts of colloidal sol, 0.3-0.7 parts of silane coupling agent, 3-5 parts of titanium dioxide, 0.2-0.4 parts of defoaming agent, 25-50 parts of water.
3. a kind of preparation method of high water-fast polystyrene sandwich panel of heat preservation as described in claim 1, it is characterised in that: step
B in), No. two screw of plastic extruder revolving speeds are 8-10rpm, and the temperature of static mixer is 110-140 DEG C.
4. a kind of preparation method of high water-fast polystyrene sandwich panel of heat preservation as described in claim 1, it is characterised in that: step
A) in, the isocyanates is one of toluene di-isocyanate(TDI), isophorone diisocyanate, when isocyanates is different Buddhist
When your ketone diisocyanate, 0.1-0.2 parts of dibutyl tin dilaurate should also be added as catalyst.
5. a kind of preparation method of high water-fast polystyrene sandwich panel of heat preservation as described in claim 1, it is characterised in that: step
A) in, the polyester polyol is one of polybutylene glyool adipate, polyethylene glycol adipate.
6. a kind of preparation method of high water-fast polystyrene sandwich panel of heat preservation as described in claim 1, it is characterised in that: step
B) in, the neutralizer is one of triethylamine, tri-n-butylamine.
7. a kind of preparation method of high water-fast polystyrene sandwich panel of heat preservation as described in claim 1, it is characterised in that: step
B) in, the small molecule glycol chain extender is one of Isosorbide-5-Nitrae butanediol, diglycol.
8. a kind of preparation method of high water-fast polystyrene sandwich panel of heat preservation as described in claim 1, it is characterised in that: step
B) in, the hydrophilic chain extender is one of dihydromethyl propionic acid, dimethylolpropionic acid.
9. a kind of preparation method of high water-fast polystyrene sandwich panel of heat preservation as described in claim 1, it is characterised in that: step
C) in, the degradation collagen is 6000-10000 from leather leftover alkaline bleach liquor degradation to molecular weight, and gel content is in collagen solution of degrading
45-50%, viscosity 500-1000mPas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711102431.9A CN109749264A (en) | 2017-11-06 | 2017-11-06 | A kind of preparation method of the high water-fast polystyrene sandwich panel of heat preservation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711102431.9A CN109749264A (en) | 2017-11-06 | 2017-11-06 | A kind of preparation method of the high water-fast polystyrene sandwich panel of heat preservation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109749264A true CN109749264A (en) | 2019-05-14 |
Family
ID=66401635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711102431.9A Pending CN109749264A (en) | 2017-11-06 | 2017-11-06 | A kind of preparation method of the high water-fast polystyrene sandwich panel of heat preservation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109749264A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110256651A (en) * | 2019-05-20 | 2019-09-20 | 齐鲁工业大学 | A kind of preparation method of collagen-base papermaking function sizing agent |
-
2017
- 2017-11-06 CN CN201711102431.9A patent/CN109749264A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110256651A (en) * | 2019-05-20 | 2019-09-20 | 齐鲁工业大学 | A kind of preparation method of collagen-base papermaking function sizing agent |
| CN110256651B (en) * | 2019-05-20 | 2021-08-31 | 齐鲁工业大学 | Preparation method of collagen-based papermaking functional sizing agent |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102333803B (en) | Polyurethane dispersion and process for producing same | |
| CN106142564B (en) | A kind of flexible composite 3D printing method based on no-solvent polyurethane | |
| CN105968319A (en) | Blocked polyurethane based flexible composite 3D (three dimensional) printing method | |
| CN104812564B (en) | Article having glass-like design | |
| CN111748295A (en) | Asphalt-based waterproof coiled material and preparation method thereof | |
| CN109749264A (en) | A kind of preparation method of the high water-fast polystyrene sandwich panel of heat preservation | |
| EP1027977B1 (en) | Process for producing foamable composite polyolefin resin sheet and composite foam | |
| CN111231463A (en) | PU (polyurethane) plate and preparation method thereof | |
| CN106827609B (en) | A kind of preparation method of the high water-fast polystyrene sandwich panel of heat preservation | |
| CN110421938B (en) | Preparation method of easy-to-tear polyester film | |
| CN114164682B (en) | Preparation method of solvent-free polyurethane synthetic leather and product thereof | |
| CN110469070A (en) | Fast-assembling Self-sticking decoration sheet for surface finishing wallboard | |
| CN112662098A (en) | Preparation method of PVA collodion cotton head with good water absorption | |
| CN110919949B (en) | Preparation method of corrosion-resistant waterproof flame-retardant elastic coiled material | |
| KR101318947B1 (en) | Light Heat-Insulating BathTub and Method for Manufacturing Thereof | |
| CN105348754A (en) | Weather-proof, heat-proof and sound-proof glass film master batch as well as preparation method and application thereof | |
| CN212507149U (en) | Heat insulation PVC wallboard | |
| CN109804007A (en) | A kind of foamed plastic plate and its production technology | |
| JP2003504433A (en) | Method and system for producing polyurethane hot melt adhesives | |
| CN117209715B (en) | Use method of polyurethane sealing material | |
| CN107474455A (en) | A kind of indoor composite material for decoration | |
| CN108410088A (en) | A kind of PVC foams building board | |
| CN1990529A (en) | High rigidity foaming base material capable of being molded | |
| CN104827691A (en) | ASA composite membrane compoundable with metal, and preparation and application thereof | |
| CN115651326A (en) | Special-shaped mirror frame formula and forming process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190514 |