CN104944780A - Glass bead for caution garment light-reflecting film and preparation method thereof - Google Patents

Abstract

The invention discloses a glass bead for a caution garment light-reflecting film and a preparation method thereof. The glass bead is prepared from the following raw materials in parts by weight: 23-34 parts of phlogopite, 18-29 parts of periclase, 14-26 parts of refining slag, 32-44 parts of riebeckite, 24-36 parts of idocrase, 3-6 parts of stannous chloride, 5-10 parts of fumed silica, 6-12 parts of potassium fluozirconate, 10-15 parts of magnesia, 4-7 parts of potassium carbonate, 3-6 parts of sodium metaaluminate, 5-8 parts of tricalcium phosphate, 4-6 parts of anhydrous sodium sulphate and 8-10 parts of an additive. The glass bead prepared by the invention is high in refractive index, excellent in light-reflecting effect, has good mechanical property, heat resistance, weather resistance, acid and alkali corrosion resistance, and the like, can be widely applied to caution garment light-reflecting films, and greatly improves the safety and reliability of users.

Description

A kind of glass microballon for warning dress ornament tapetum lucidum and preparation method thereof

Technical field

The present invention relates to a kind of glass microballon for warning dress ornament tapetum lucidum and preparation method thereof, belonging to glass microballon and manufacturing field.

Background technology

A kind of of many uses, a kind of type material that performance is special that glass microballon is that development in recent years is got up, be the small hollow glass spheroid of a kind of size, belong to ceramic.Glass microballon is the main raw material manufacturing light reflecting material, can be widely used in the field light reflecting materials such as highway, railway, airport, harbour, sea transport, mine, tunnel, fire-fighting, urban construction.Along with China is to the increasing of infrastructure construction dynamics of investment, the demand of glass microballon is increasing, simultaneously also more and more higher to the performance requriements of glass microballon.Current China only has minority producer to grasp the production technology of high refractive index glass micro pearl, and its product performance are very unstable, and specific refractory power is low, and reflecting effect is poor, cannot be applied to warning dress ornament tapetum lucidum.

Summary of the invention

Of the present inventionly being for the deficiencies in the prior art, providing a kind of specific refractory power high, glass microballon for warning dress ornament tapetum lucidum of good stability and preparation method thereof.

For achieving the above object, the technical solution used in the present invention is as follows:

For warning a glass microballon for dress ornament tapetum lucidum, be made up of the raw material of following weight part: phlogopite 23-34, periclasite 18-29, refining slag 14-26, riebeckite 32-44, vesuvianite 24-36, tin protochloride 3-6, gas-phase silica 5-10, potassium fluozirconate 6-12, magnesia 10-15, salt of wormwood 4-7, sodium metaaluminate 3-6, tricalcium phosphate 5-8, Sodium sulfate anhydrous.min(99) 4-6, additive 8-10;

Described additive is mixed by the raw material of following weight part: dysprosium oxide 2-3, nanometer palygorskite 4-6, ceric hydroxide 3-4, antimonous acid anhydride 5-8, barium molybdate 6-12, sodium wolframate 4-7, Bismuth Subcarbonate 8-14, titanium sponge 3-5, antimony sulfide 2-4, zinc selenide 2-3.

For warning a preparation method for the glass microballon of dress ornament tapetum lucidum, comprise the following steps:

(1) phlogopite, periclasite, riebeckite and vesuvianite are mixed, be positioned in microwave baking furnace, first under the Ar atmosphere of 3-4MPa, when microwave heating is to 490-520 DEG C, insulation 8-12min, air-cooled to normal temperature, then at the H of 2-3MPa ₂under atmosphere, when microwave heating is to 470-500 DEG C, insulation 10-15min, air-cooled to normal temperature, then under the Ar atmosphere of 1-2MPa, when microwave heating is to 465-495 DEG C, insulation 14-18min, take out, air cooling, to normal temperature, is pulverized, cross 80-120 mesh sieve, add appropriate water stirring and make the suspension that concentration is 45-55%, 3000-4000r/min speed lapping 8-12min, is delivered to after grinding in spray-drying tower and is spray dried to powder at 120-145 DEG C of temperature;

(2) powder that above-mentioned spraying dry obtains is mixed with refining slag, gas-phase silica, potassium fluozirconate, magnesia, be added in electrolytic furnace, be heated to material and all melt, then add remaining raw material, stir 4-6min, then leave standstill 12-18min, blanking;

(3) by under the fused solution that goes out put into clear water and carry out shrend, by de-for moisture content dry after, put into dryer and dry, then by dry the glass particle material that obtains by fragmentation, screening, balling-up, again sieve, wash, dry after, formation glass microballon product.

Beneficial effect of the present invention:

The Refractive Index of Glass Microspheres that the present invention obtains is high, reflecting effect is good, there is the excellent performance such as mechanics mechanical property, thermotolerance, weathering resistance, acid-alkali-corrosive-resisting simultaneously, warning dress ornament tapetum lucidum can be widely used in, greatly increase the safe reliability of user.

Embodiment

For warning a glass microballon for dress ornament tapetum lucidum, be made up of the raw material of following weight (kg): phlogopite 29, periclasite 23, refining slag 18, riebeckite 36, vesuvianite 28, tin protochloride 4, gas-phase silica 6, potassium fluozirconate 8, magnesia 11, salt of wormwood 5, sodium metaaluminate 4, tricalcium phosphate 6, Sodium sulfate anhydrous.min(99) 5, additive 9;

Described additive is mixed by the raw material of following weight (kg): dysprosium oxide 3, nanometer palygorskite 6, ceric hydroxide 4, antimonous acid anhydride 8, barium molybdate 12, sodium wolframate 7, Bismuth Subcarbonate 14, titanium sponge 5, antimony sulfide 4, zinc selenide 3.

For warning a preparation method for the glass microballon of dress ornament tapetum lucidum, comprise the following steps:

(1) phlogopite, periclasite, riebeckite and vesuvianite are mixed, be positioned in microwave baking furnace, first under the Ar atmosphere of 3-4MPa, when microwave heating is to 490-520 DEG C, insulation 8-12min, air-cooled to normal temperature, then at the H of 2-3MPa ₂under atmosphere, when microwave heating is to 470-500 DEG C, insulation 10-15min, air-cooled to normal temperature, then under the Ar atmosphere of 1-2MPa, when microwave heating is to 465-495 DEG C, insulation 14-18min, take out, air cooling, to normal temperature, is pulverized, cross 80-120 mesh sieve, add appropriate water stirring and make the suspension that concentration is 45-55%, 3000-4000r/min speed lapping 8-12min, is delivered to after grinding in spray-drying tower and is spray dried to powder at 120-145 DEG C of temperature;

(2) powder that above-mentioned spraying dry obtains is mixed with refining slag, gas-phase silica, potassium fluozirconate, magnesia, be added in electrolytic furnace, be heated to material and all melt, then add remaining raw material, stir 4-6min, then leave standstill 12-18min, blanking;

(3) by under the fused solution that goes out put into clear water and carry out shrend, by de-for moisture content dry after, put into dryer and dry, then by dry the glass particle material that obtains by fragmentation, screening, balling-up, again sieve, wash, dry after, formation glass microballon product.

The Refractive Index of Glass Microspheres adopting above-described embodiment to prepare is 2.14, and roundness is 99%, and ultimate compression strength is 11MPa, heat-drawn wire 1200 DEG C.

Claims (2)

1. one kind for warning the glass microballon of dress ornament tapetum lucidum, it is characterized in that, be made up of the raw material of following weight part: phlogopite 23-34, periclasite 18-29, refining slag 14-26, riebeckite 32-44, vesuvianite 24-36, tin protochloride 3-6, gas-phase silica 5-10, potassium fluozirconate 6-12, magnesia 10-15, salt of wormwood 4-7, sodium metaaluminate 3-6, tricalcium phosphate 5-8, Sodium sulfate anhydrous.min(99) 4-6, additive 8-10;

Described additive is mixed by the raw material of following weight part: dysprosium oxide 2-3, nanometer palygorskite 4-6, ceric hydroxide 3-4, antimonous acid anhydride 5-8, barium molybdate 6-12, sodium wolframate 4-7, Bismuth Subcarbonate 8-14, titanium sponge 3-5, antimony sulfide 2-4, zinc selenide 2-3.

2. as claimed in claim 1 for warning a preparation method for the glass microballon of dress ornament tapetum lucidum, it is characterized in that comprising the following steps:

(1) phlogopite, periclasite, riebeckite and vesuvianite are mixed, be positioned in microwave baking furnace, first under the Ar atmosphere of 3-4MPa, when microwave heating is to 490-520 DEG C, insulation 8-12min, air-cooled to normal temperature, then at the H of 2-3MPa ₂under atmosphere, when microwave heating is to 470-500 DEG C, insulation 10-15min, air-cooled to normal temperature, then under the Ar atmosphere of 1-2MPa, when microwave heating is to 465-495 DEG C, insulation 14-18min, take out, air cooling, to normal temperature, is pulverized, cross 80-120 mesh sieve, add appropriate water stirring and make the suspension that concentration is 45-55%, 3000-4000r/min speed lapping 8-12min, is delivered to after grinding in spray-drying tower and is spray dried to powder at 120-145 DEG C of temperature;

(2) powder that above-mentioned spraying dry obtains is mixed with refining slag, gas-phase silica, potassium fluozirconate, magnesia, be added in electrolytic furnace, be heated to material and all melt, then add remaining raw material, stir 4-6min, then leave standstill 12-18min, blanking;

(3) by under the fused solution that goes out put into clear water and carry out shrend, by de-for moisture content dry after, put into dryer and dry, then by dry the glass particle material that obtains by fragmentation, screening, balling-up, again sieve, wash, dry after, formation glass microballon product.