CN105440526A - Light energy-saving plate and preparation method thereof - Google Patents

Abstract

The invention discloses a light energy-saving plate which is made of the following raw materials by weight: 0.8 to 1 part of zinc hydroxy stannate, 50 to 60 parts of halloysite nanotubes, 30 to 40 parts of urea, 1 to 2 parts of zinc oxide, 6 to 7 parts of potassium hydroxide, 200 to 300 parts of polyvinyl alcohol, 10 to 16 parts of acrylonitrile, 0.5 to 0.6 part of divinylbenzene, 0.1 to 0.12 part of azodiisobutyronitrile, 160 to 180 parts of polyvinyl chloride, 1 to 2 parts of alkylol amide, 10 to 14 parts of light calcium carbonate, 6 to 11 parts of dibutyl maleate, 3 to 4 parts of rosin, 5 to 10 parts of oystershell, 0.1 to 0.16 part of tribasic lead sulfate, 8 to 10 parts of bentonite, and 1 to 2 parts of propolis. As oystershell, bentonite and the like are taken as raw materials, the production cost is reduced; the plate is light, so as to be convenient to transport and mount.

Description

A kind of light energy conservation sheet material and preparation method thereof

Technical field

The present invention relates to board technology field, particularly relate to a kind of light energy conservation sheet material and preparation method thereof.

Background technology

Halloysite nanotubes is the silico-aluminate that a class has multi-walled pipes shape structure, nontoxic, respectively containing aluminium hydroxyl and silicone hydroxyl inside and outside its tube wall, and with the secondary valence bond such as hydrogen bond and Van der Waals force syndeton unit, can be dispersed in polymeric matrix preferably, simultaneously also because the active group in hollow tube wall can catch the free radical of polymer combustion process generation, the burning of polymkeric substance can be delayed, therefore obtain extensive concern and research.Utilize zinc hydroxyl stannate to carry out surface coating modification to halloysite nanometer, and used as the fire retardant for polyvinyl chloride, the flame retarding and smoke suppressing properties of polyvinyl chloride can be improved.

Summary of the invention

The object of the invention is exactly the defect in order to make up prior art, provides a kind of light energy conservation sheet material and preparation method thereof.

The present invention is achieved by the following technical solutions:

A kind of light energy conservation sheet material, it is made up of the raw material of following weight parts:

Zinc hydroxyl stannate 0.8-1, halloysite nanotubes 50-60, urea 30-40, zinc oxide 1-2, potassium hydroxide 6-7, polyvinyl alcohol 200-300, vinyl cyanide 10-16, divinylbenzene 0.5-0.6, Diisopropyl azodicarboxylate 0.1-0.12, polyvinyl chloride 160-180, alkylolamide 1-2, light calcium carbonate 10-14, dibutyl maleinate 6-11, rosin 3-4, oyster shells 5-10, lead sulfate tribasic 0.1-0.16, wilkinite 8-10, propolis 1-2.

A described light energy conservation preparation of plates method, comprises the following steps:

(1) above-mentioned alkylolamide is joined in 16-20 times of deionized water, add the 3-5% of lead sulfate tribasic, polyvinyl chloride weight under agitation condition, insulated and stirred 3-5 minute at 80-90 DEG C, obtain alkylolamide solution;

(2) joined in 4-6 times of polyvinyl alcohol by above-mentioned rosin, raised temperature is 80-90 DEG C, adds propolis, light calcium carbonate, insulated and stirred 16-20 minute, obtains rosin alcohol liquid;

(3) by wilkinite, oyster shells mixing, calcine 1-2 hour at 700-800 DEG C, after cooling, wear into fine powder;

(4) by rosin alcohol liquid, the mixing of alkylolamide solution, stir, add the wilkinite after calcining, oyster shell powder, send in the water-bath of 76-80 DEG C, add dibutyl maleinate, insulated and stirred 1-2 hour, discharging cools, and obtains composite modified solution;

(5) by above-mentioned halloysite nanotubes, urea mixing, join in 20-30 times of deionized water, insulated and stirred 60-70 minute at 50-60 DEG C, then ultrasonic disperse 40-50 minute, obtain dispersion liquid;

(6) by above-mentioned zinc hydroxyl stannate, zinc oxide, potassium hydroxide mixing, join in 10-15 times of water, be heated to 50-60 DEG C, add above-mentioned dispersion liquid, raised temperature is 85-90 DEG C, insulation reaction 5-6 hour, suction filtration, joins in 1.6-2 propyl carbinol doubly by filter cake, ultrasonic disperse 7-10 minute, component distillation, by the solid substance vacuum-drying obtained, obtains the coated halloysite of zinc hydroxyl stannate;

(7) coated for above-mentioned zinc hydroxyl stannate halloysite is joined in remaining polyvinyl alcohol, raised temperature is 60-70 DEG C under nitrogen protection, add aforesaid propylene nitrile, divinylbenzene, Diisopropyl azodicarboxylate successively, insulated and stirred reaction 7-8 hour, be cooled to normal temperature, add above-mentioned composite modified solution, ultrasonic disperse 20-30 minute, suction filtration, vacuum-drying;

(8) mix with residue each raw material by above-mentioned vacuum drying material, at 120-125 DEG C, stir 3-4 minute, feeding twin screw extruder, extrudes, mould molding, to cut off, overlay film, obtain described plastic plate.

Advantage of the present invention is:

The coated halloysite nanotubes that the present invention adopts, the zinc hydroxyl stannate on its surface is in blend combustion processes, and the Hcl gas discharged when itself Zn2+ and SnO32-can catch burning, suppresses Hcl to the further catalyzed degradation effect of polyvinyl chloride;

Zinc hydroxyl stannate can play fire retardation in gas phase and condensed state to the burning of polymkeric substance respectively along with the raising of temperature of combustion, react the zinc chloride generated and can catch active strong free radical in gas phase, firm and the charring layer of densification is formed in solid phase, Zncl2 with Sncl4 is by promoting to be cross-linked, to become charcoal to reduce generation and the release of flammable volatile matter, CO in all right catalyzed oxidation flame of tin compound simultaneously after gasification and soot, thus the oxygen concentration in minimizing combustion processes, play fire retardation;

Halloysite nanotubes has multi-walled pipes shape structure, can take blocking effect, and simultaneously also owing to containing micro-oxidation iron in its composition, can catch the living radical produced in degradation process, effectively can suppress the carrying out of DeR, improve thermostability;

Nanoparticle can be made to be uniformly dispersed in polymeric matrix, and interface interaction power is large, is conducive to the improvement of the mechanical property of blend, improves resistance to impact shock.

The present invention adopts oyster shells, wilkinite etc. to be raw material, reduces production cost, sheet material light weight of the present invention, is convenient to transport and installs.

Embodiment

A kind of light energy conservation sheet material, it is made up of the raw material of following weight parts:

Zinc hydroxyl stannate 0.8, halloysite nanotubes 50, urea 30, zinc oxide 1, potassium hydroxide 6, polyvinyl alcohol 200, vinyl cyanide 10, divinylbenzene 0.5, Diisopropyl azodicarboxylate 0.1, polyvinyl chloride 160, alkylolamide 1, light calcium carbonate 10, dibutyl maleinate 6, rosin 3, oyster shells 5, lead sulfate tribasic 0.1, wilkinite 8, propolis 1.

A described light energy conservation preparation of plates method, comprises the following steps:

(1) above-mentioned alkylolamide is joined in 16 times of deionized waters, add under agitation condition lead sulfate tribasic, polyvinyl chloride weight 3%, at 80 DEG C, insulated and stirred 3 minutes, obtains alkylolamide solution;

(2) joined in 4 times of polyvinyl alcohol by above-mentioned rosin, raised temperature is 80 DEG C, adds propolis, light calcium carbonate, and insulated and stirred 16 minutes, obtains rosin alcohol liquid;

(3) by wilkinite, oyster shells mixing, calcine 1 hour at 700 DEG C, after cooling, wear into fine powder;

(4) by rosin alcohol liquid, the mixing of alkylolamide solution, stir, add the wilkinite after calcining, oyster shell powder, send in the water-bath of 76 DEG C, add dibutyl maleinate, insulated and stirred 1 hour, discharging cools, and obtains composite modified solution;

(5) by above-mentioned halloysite nanotubes, urea mixing, join in 20 times of deionized waters, insulated and stirred 60 minutes at 50 DEG C, then ultrasonic disperse 40 minutes, obtain dispersion liquid;

(6) by above-mentioned zinc hydroxyl stannate, zinc oxide, potassium hydroxide mixing, join in 10 times of water, be heated to 50 DEG C, add above-mentioned dispersion liquid, raised temperature is 85 DEG C, insulation reaction 5 hours, suction filtration, joins in the propyl carbinol of 1.6 times by filter cake, ultrasonic disperse 7 minutes, component distillation, by the solid substance vacuum-drying obtained, obtains the coated halloysite of zinc hydroxyl stannate;

(7) coated for above-mentioned zinc hydroxyl stannate halloysite is joined in remaining polyvinyl alcohol, raised temperature is 60 DEG C under nitrogen protection, add aforesaid propylene nitrile, divinylbenzene, Diisopropyl azodicarboxylate successively, insulated and stirred reacts 7 hours, be cooled to normal temperature, add above-mentioned composite modified solution, ultrasonic disperse 20 minutes, suction filtration, vacuum-drying;

(8) mix with residue each raw material by above-mentioned vacuum drying material, stir 3 minutes at 120 DEG C, feeding twin screw extruder, extrudes, mould molding, to cut off, overlay film, obtain described heat insulating plastic plate.

Performance test:

Tensile strength (MPa) 47;

Flexural strength (MPa) 73.6;

Flame retardant resistance: namely put out from fire, does not have black smoke.

Claims (2)

1. a light energy conservation sheet material, is characterized in that, it is made up of the raw material of following weight parts:

Zinc hydroxyl stannate 0.8-1, halloysite nanotubes 50-60, urea 30-40, zinc oxide 1-2, potassium hydroxide 6-7, polyvinyl alcohol 200-300, vinyl cyanide 10-16, divinylbenzene 0.5-0.6, Diisopropyl azodicarboxylate 0.1-0.12, polyvinyl chloride 160-180, alkylolamide 1-2, light calcium carbonate 10-14, dibutyl maleinate 6-11, rosin 3-4, oyster shells 5-10, lead sulfate tribasic 0.1-0.16, wilkinite 8-10, propolis 1-2.

2. a light energy conservation preparation of plates method as claimed in claim 1, is characterized in that comprising the following steps:

(1) above-mentioned alkylolamide is joined in 16-20 times of deionized water, add the 3-5% of lead sulfate tribasic, polyvinyl chloride weight under agitation condition, insulated and stirred 3-5 minute at 80-90 DEG C, obtain alkylolamide solution;

(2) joined in 4-6 times of polyvinyl alcohol by above-mentioned rosin, raised temperature is 80-90 DEG C, adds propolis, light calcium carbonate, insulated and stirred 16-20 minute, obtains rosin alcohol liquid;

(3) by wilkinite, oyster shells mixing, calcine 1-2 hour at 700-800 DEG C, after cooling, wear into fine powder;

(4) by rosin alcohol liquid, the mixing of alkylolamide solution, stir, add the wilkinite after calcining, oyster shell powder, send in the water-bath of 76-80 DEG C, add dibutyl maleinate, insulated and stirred 1-2 hour, discharging cools, and obtains composite modified solution;

(5) by above-mentioned halloysite nanotubes, urea mixing, join in 20-30 times of deionized water, insulated and stirred 60-70 minute at 50-60 DEG C, then ultrasonic disperse 40-50 minute, obtain dispersion liquid;

(6) by above-mentioned zinc hydroxyl stannate, zinc oxide, potassium hydroxide mixing, join in 10-15 times of water, be heated to 50-60 DEG C, add above-mentioned dispersion liquid, raised temperature is 85-90 DEG C, insulation reaction 5-6 hour, suction filtration, joins in 1.6-2 propyl carbinol doubly by filter cake, ultrasonic disperse 7-10 minute, component distillation, by the solid substance vacuum-drying obtained, obtains the coated halloysite of zinc hydroxyl stannate;

(7) coated for above-mentioned zinc hydroxyl stannate halloysite is joined in remaining polyvinyl alcohol, raised temperature is 60-70 DEG C under nitrogen protection, add aforesaid propylene nitrile, divinylbenzene, Diisopropyl azodicarboxylate successively, insulated and stirred reaction 7-8 hour, be cooled to normal temperature, add above-mentioned composite modified solution, ultrasonic disperse 20-30 minute, suction filtration, vacuum-drying;

(8) mix with residue each raw material by above-mentioned vacuum drying material, at 120-125 DEG C, stir 3-4 minute, feeding twin screw extruder, extrudes, mould molding, to cut off, overlay film, obtain described plastic plate.