SU1208755A1 - Raw mixture for manufacturing heat-insulating material - Google Patents

Description

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The invention relates to the production of heat insulating materials based on polystyrene foam and inorganic binders for the manufacture of building products for civil and industrial construction.

The aim of the invention is to improve the cohesive and adhesive characteristics and water resistance of the finished material.

Example 1.BIOO MA.H. liquid glass with a density of 1.3 g / cm is introduced 4 mas. chrysotile asbestos, 10 ma.ch. expandable polystyrene with a granule size of 0.1-2 mm in diameter, 9 wt.h. silicon silicate and 2.5 parts crystalline silicon with a fineness of 60 microns, stirred until homogeneous

ma.ch. liquid 1.3 g / cm

masses. Obtained (the mixture is poured into a form preheated to 85-90 ° C. The form is placed in a heating cabinet with a temperature of 100-110 ° C and held for 1 hour. Then the product is removed from the form and dried at 60 ° C to constant weight.,

The resulting product is gray with a dense uniform structure, regular geometric shape, without cracks and deformations. The product is characterized by the following physicomechanical and physical properties. Volumetric mass 150 kg / m, compressive strength - 1.8 kg / cm, moisture absorption - 0.5%, water absorption - 4.5%, thermal conductivity - 0.05 W / m / K /, combustibility - mass loss - 8.8%, which makes it difficult to burn.

Example 2. In 100 of whom the glass density is entered 6 MA. chrysotile asbestos, 12 mph. expandable polystyrene with a granule size of 0.1–2 mm in diameter, 9.5 parts by weight. kremneftoris of that, 3,5 м.ч. crystalline silicon with fineness of 60 microns all mixed until a homogeneous mass (hereinafter example 1).

The resulting product is gray with a uniform structure, properly geometric shape. The product has the following properties. Bulk mass - 180 kg / m, flammability during compression - 2.3 kgf / cm, moisture absorption - 0.4%, thermal conductivity - 0.055 W / m / K /, water absorption

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4.1%, mass loss during combustion - 5.6%.

Example 3. BIOO ma.ch. liquid glass with a density of 1.3 g / cm .-. 8 math are introduced. chrysotile asbestos, 15 ma.ch. expandable polystyrene with a granule size of 0.1-2 mm in diameter, 10 parts by weight. silicon fluoride sodium, 6.0 wt.h. crystalline silicon with a fineness of 60 microns, all mixed until a homogeneous mass (hereinafter example 1).

The resulting product has a uniform structure and the following characteristics

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tests. Volumetric mass — 150 kg / m, compressive strength — 2.5 kgf / cm, moisture absorption — 0.4% by volume, water absorption — 4.8%, heat conductivity — 0.05 W / m / K /, mass loss at burning - 14.5% ..

Example 4. 100 ma.ch. liquid glass with a density of 1.5 g / cm was introduced on 4 May, h. chrysotile asbestos, 10 ma.ch. expandable polystyrene with a granule size of 0.1-2 mm in diameter, 9.0 wt.h. silica sulphate, 2.5 math. crystalline silicon with a fineness of milling 60 microns, stirred until homogeneous

0 mass (hereinafter example 1).

The resulting product is gray with a dense structure, regular geometric shape. The product is characterized by the following characteristics. Bulk mass - 180 kg / m, compressive strength - 2.5 kgf / cm, water absorption - 0.6 vol.%, Water absorption - 5.4 May.% "Thermal conductivity - 0.055 Bt / M / K /, mass loss

0 when burning -4.5%.

Example 5. 100 ma.ch. liquid glass with a density of 1.5 g / cm was introduced on 6 May, h. chrysotile asbestos, May 12, h. expanding poly5 styrene with a granule size of 0.1-2 mm in diameter of 9.5 May, h. silicon fluoride sodium, 3.5 May, h crystalline silicon - with a fine grinding of 60 microns, all mixed until a homogeneous composition of the composition (hereinafter in example 1).

The resulting product has a uniform structure, smooth edges. Characterized by the following properties. - Volumetric mass - 200 kg / m compressive strength - 3.0 kgf / cm, moisture absorption - 0.5% by volume; water absorption - 5.0 wt.%; Thermal conductivity - 0.06 Bt / m / K /, loss mass during combustion - 8.6%.

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Example 6. 100 ma.ch. liquid glass with a density of 1.5 g / cm is introduced 8 mas. chrysotile asbestos, 15 ma.ch. expanding polystyrene with a granule size of 0.1–2 mm in 5 diameter, 10 parts by weight. creamy sodium, 6 ma.ch. crystalline silicon with a fineness of 60 microns, all mixed until a homogeneous composition (hereinafter Example 1). fO

The resulting products have a uniform surface, a uniform structure, and the following characteristics. Bulk mass - 180 kg / m, compressive strength - 2.2 kgf / cm, moisture-f5 polishing - 0.5 vol.%, Water absorption - 4.8 wt.%, Thermal conductivity - 0.05 W / m / K /, mass loss during combustion - 12.2%.

PRI me R. 7 (conditional). 100 ma.ch. liquid glass with a density of 1.2 g / cm was introduced 6.0 wt.h. chrysotile asbestos, 12 mph. expandable polystyrene with a particle size of 0.1-2 mm in diameter, 2.5 parts by weight crystalline silicon with a fineness of milling of 60 microns, 9 mach. silicofluorite sodium, blend until odiorodnoy masa (hereinafter example 1).

The resulting products have a looser structure and the following physical and mechanical properties. Bulk mass - 120 kg / m, compressive strength - 0.5 kgf / cm, moisture absorption - g, 8 vol.%, Water absorption 7.44 mee.%, Thermal conductivity - 0.05 W / m / K /, loss mases when burning - 14 ,, 7%.

Example 8 (conditional). 100 ma.ch. liquid glass with a density of 1.6 g / cm is introduced 6 nas. hrieotil asbestos, 12 ma.ch. expandable polystyrene with a particle size of 0.1-2 mm in diameter,

2.5mech.ch. crystalline silicon with fineness milling 60 microns, 9 wt.h. silicon fluoride sodium, all mixed until a homogeneous composition (hereinafter example 1).

The resulting products have more than you

thirty

35 40

45 50

What dense network is 250 kg / m, durability at a stretch of –2.7 kgf / cm j moisture absorption is 0.5 vol.%, water absorption is 8.2 wt.%, thermal conductivity is 0.9 W / m / K /, the mass loss during combustion is 8.5%.

Example 9 (conditional). 100 ma.ch. liquid glass with a dense

1.3 g / cm are introduced 3 ma.h. chrysotile asbestos, 7 mah. expandable polystyrene with a particle size of 0.1-2 mm in diameter, 8 wt.Ch; creamy naphta, 2 ma.ch. crystalline silicon with a fineness of 60 microns (hereinafter in example 1).

The resulting products have a bulk weight of 320 kg / m, compressive strength of 3.0 kg / cm, moisture absorption of 0.7 vol.%, Water absorption of 9.4 wt.%, Thermal conductivity of 0.12 W / m / K /, weight loss during burning, - 5.8%.

Example 10 (conditional). 100 ma.ch. liquid effluent with a density of 1.3 g / m is introduced 9 mas.

chrysotile asbestos, 17 mach. expandable polystyrene with a particle size of 0.1-2 mm in diameter, 11 wt.h. silicon fluoride sodium 7 mah. crystalline silicon with a fine grinding of 60 microns and stirred until a homogeneous composition (hereinafter example 1),

The resulting products have a uniform structure and the following properties. Bulk mass - 200 kg / m, compressive strength - 2.9 kgf / cm, moisture absorption - 0.5% by volume, water absorption - 4.7 wt.%, Thermal conductivity - 0.06 W / m / K /, lost maeey when burning - 20%.

Example 11. 100 ma.ch. . liquid glass with a density of 1.3 g / cm is introduced 4 mas. chrysotile asbestos, 12 mph. expanding polystyrene with a particle size of 0.1–2 mm in diameter, 9 mash, silicon-refined sodium, 3 wt.h; alkyl hydride-silfesquioxane and mix until smooth (hereinafter referred to as

RU

The resulting products have a uniform structure, even edges and the following characteristics. Bulk mass - 150 kg / m, compressive strength - 2.0 kgf / cm, moisture absorption - 0.5 vol.%, Water absorption - 4.0 wt.%, Thermal conductivity 0, 05 W / m / K /, mass loss during combustion - 7%.

Example 12 (conditional). 100 ma.ch. liquid glass with a density of 1.3 g / cm is introduced 4 mas. chrysotile asbestos, 12 mph. polystyrene foam granules, 9 ma.h. creamy sodium.

5 ma.ch. crystalline silicon with a fineness of milling of 60 microns and stir (further

The mixture is homogenous according to Example 1).

The resulting products have a heterogeneous structure, polystyrene granules swim and give uneven height and bulk density. On average, the volume mass of the samples is 150 kg / m, compressive strength - 1.3 kgf / cm, moisture absorption - 1.7 vol.%, Water absorption - 8.4 wt.%, Thermal conductivity - 0.06 W / m / K /, mass loss during combustion - 12%.

Example 13 (conditional). At 100 mash., Liquid glass with a density of 1.3 g / cm is introduced into 4 mash. xylose asbestos, 12 mash., foaming polystyrene with a particle size of 0.1-2 mm, 5 mash. crystalline silicon with a fine grinding of 60 microns and stirred until a homogeneous composition (hereinafter example 1).

As a result, the absence of hardeners — sodium fluoride — the composition did not harden and the samples were tested.

Example 14 (conditional). 100 ma.ch. liquid glass e with a density of 1, 3 g / m injected 8 mas. hri zotyla abebeta, 12 ma.ch. The polyether bumper is e with granule sizes less than 1 mm in diameter, Q mas. creamy sodium.

Compiled by N. Kosheleva Editor I. Pilipenko Tehred A. Kravchuk Proofreader L. Pilipenko

Order 1230 / G Tirj 588. Subscription VNIIPI USSR State Committee

for inventions and discoveries 113035, Moscow, Zh-35, Raushsk nab., 4/5

Production and printing company, Uzhgorod, Projecto st., 4

12087556

5 mach., Crystalline silicon with a fineness of grinding of microns, all mixed

until homogeneous composition (hereinafter in example 1).

The resulting products have a uniform structure and the following physico-mechanical properties. Bulk weight

220 kg / m, compressive strength - 2.7 kg / cm, moisture absorption - 7.4, vol.% Thermal conductivity - 0.9 W / m / K /, loss of heat loss during combustion - 15.4%.

Example 15 (skillful). 100 ma.ch. liquid effluent with a density of 1.3 g / cm is introduced into 8 m.ch. chrysotile asbestos, 12 mph. All-round polyether e with granule size greater than 2 mm in diameter, 9 parts per hour. sodium fluoride, 5 May. including crystalline cream - with a fineness of milling 60 microns, all mixed until a homogeneous composition (hereinafter example 1).

The resulting products have a uniform structure and the following features. Bulk mass - 180 kg / m, compressive strength - 2.3 kgf / cm, water absorption - 0.6 wt.%, Moisture absorption - 4.0 vol.%, Thermal conductivity - 0.06 W / m / K /, mass loss at mountain institute - 22.4%. In addition, the resulting foam has increased water resistance, tensile strength, increased adhesion to metal, which makes it possible to recommend this

raw materials for three layer wall panels.

Claims (2)

RAW MIXTURE FOR THE MANUFACTURE OF HEAT-INSULATING MATERIAL, including liquid glass, sodium silicofluoride, mineral filler and polystyrene granules, characterized in that, in order to improve the cohesive and adhesive characteristics and water-resistance, the following ratio. 100 9-10 4-8 ' of finished material, it contains fibrous asbestos as polystyrene granules — expandable polystyrene granules with a size of 0.1–2 mm in diameter and additionally crystalline silicon with components, Liquid Glass Silicon Fluoride Sodium Fibrous · Asbestos Polystyrene foam beads with a size of 0.12 mm in diameter Crystalline silicon 10-15 2.5-6.0 00 SL SL 1 1208755 2