CN102261132A

CN102261132A - Inorganic vertical fibre composite thermal insulation board and manufacturing method thereof

Info

Publication number: CN102261132A
Application number: CN2011101015867A
Authority: CN
Inventors: 赵书恒
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-04-22
Filing date: 2011-04-22
Publication date: 2011-11-30
Anticipated expiration: 2031-04-22
Also published as: CN102261132B

Abstract

The invention relates to an inorganic vertical fibre composite thermal insulation board and a manufacturing method thereof. The manufacturing method mainly comprise the steps of: shearing an inorganic refractory fibre body into short fibre according to the producing requirement, arranging the short fibre vertically with a mold or a special tool and machine; heating and molding, spraying inorganic gelatinizer or interface agent on two surfaces of the inorganic vertical fibre body, then spraying or applying anti-crack mortar, and then pressing in alkali-proof glass fibre or wire mesh, finally painting gelatinizer complex membrane on the naked part of the vertical fibre. The glass fibre or wire mesh is a net structure consisting of multiple fibre yarns or iron wires which are distributed vertically and horizontally. The invention has the beneficial effects that the advantages of the inorganic fibre material are fully played, such as environmental protection, fire prevention, compression strength, negative wind pressure resistance, no loosing-off, no hanging-down, excellent construction performance and thermal insulating performance, easy factory production and the like; the state A-grade fire prevention requirement can be met; and the composite thermal insulation board can be used as the product integrate with environmental protection and energy conservation, fire prevention and thermal insulation.

Description

A kind of inorganic upright fibres composite insulation boards and preparation method thereof

Technical field

The present invention relates to building materials field, relate in particular to a kind of inorganic upright fibres composite insulation boards and preparation method thereof.

Background technology

At present domestic Modular building thing lacks the preferable heat preservation fireproofing material of performance, thereby fire takes place frequently, existing inorfil cotton products belong to the fibre layered structure of tiling and can not be directly used in exterior-wall heat insulation: at first, inorganic material fiber fire prevention basic property is fine, but environmental-protecting performance, the non-constant of workability, fiber fly upward the direct Field Force's of influence health with the wind; Secondly, its layer structure causes spreading upon mortar, the cementitious material of this product surface and has only fixed its top layer, and the intermediate layer can be As time goes on and slowly sagging, makes heat-insulation system form cavity, ftracture, come off.In sum, need carry out technological innovation on the prior art basis, this comprises structure of warming plate and preparation method thereof.

Summary of the invention

At above defective, the invention provides a kind of energy-conserving and environment-protective, fire prevention resistance to compression, wind suction prevention, heat-insulating property superior, be easy to batch production production, help inorganic upright fibres composite insulation boards that improves construction environment and preparation method thereof, to solve many deficiencies of prior art.

For achieving the above object, the present invention is by the following technical solutions:

A kind of inorganic upright fibres composite insulation boards, its preparation method mainly may further comprise the steps:

(1) will cut into short fiber according to production requirement by the inorganic refractory fiber body that simple glass cotton, centrifugally glass-wool, glass fiber, alumina silicate fibre, alumina silicate needling fiber, rock wool, mineral wool or asbestos fiber are formed, and use mould or special worker, facility that short fiber is uprightly arranged;

(2) through heating typing;

(3) spray inorganic gel agent or interfacial agents on two surfaces of inorganic upright fibres body, and then spray or scrape and smear anticracking grout, then be pressed into alkali-resistant glass fibre or wire gauze, at last at the multiple film of the exposed part brushing gelling agent of upright fibres.

Described glass fiber or wire gauze are the net structure of being made up of the fibre of some longitudinal and transverse distributions or iron wire, the multiple film of fiber exposed part brushing one deck gelling agent of described inorganic refractory fiber body.

Compared with prior art, the beneficial effect of inorganic upright fibres composite insulation boards of the present invention and preparation method thereof is: it has overcome the drawback of current material, the advantage of inorganic fibers is fully played, as environmental protection, fire prevention, compressive strength, wind suction prevention, do not come off, not sagging, workability, heat-insulating property are superior, be easy to various aspects such as batch production production, simultaneously can reach the fire protection requirement of national A level, can be used as collection environmental protection and energy saving, fire prevention, insulation etc. and be the product of one.

Description of drawings

With reference to the accompanying drawings the present invention is described in further detail below.

Fig. 1 is the structural representation of the described inorganic upright fibres composite insulation boards of the embodiment of the invention.

Among the figure:

1, inorganic refractory fiber body; 2, outside screed; 3, glass fiber or wire gauze; 4, mortar top layer.

The specific embodiment

As shown in Figure 1, the described inorganic upright fibres composite insulation boards of the embodiment of the invention, comprise inorganic refractory fiber body 1 and outside screed 2, two external surfaces of described inorganic upright fibres body 1 spray one deck inorganic gel agent or interfacial agents, simultaneously by the spraying of this gelling agent layer or scrape and smear the outside screed 2 of one deck cracking resistance, these outside screed 2 inside are pressed into alkali-resistant glass fibre or wire gauze 3, and this glass fiber or wire gauze 3 are by the fibre of some longitudinal and transverse distributions or iron wire is formed and form net structure in mortar top layer 4; The multiple film of upright fibres exposed part brushing one deck gelling agent of described inorganic refractory fiber body 1 causes environment pollution to avoid fiber to fly upward.Described inorganic upright fibres body 1 is made up of simple glass cotton, centrifugally glass-wool, glass fiber, alumina silicate fibre, alumina silicate needling fiber, rock wool, mineral wool or asbestos fiber.

The preparation method of the described inorganic upright fibres composite insulation boards of the embodiment of the invention may further comprise the steps:

(1) inorganic refractory fiber is cut into the short fiber of certain-length according to production requirement, use mould or special worker, facility that its short fiber is uprightly arranged; Purpose is to make the product batch production to produce, and has avoided the artificial error of site operation proportioning, and its quality stability, heat insulation effect, fire-protection rating have all obtained effective raising, reaches the requirement of country to the Modular building insulated fire;

(2) through heating typing, tentatively obtain inorganic upright fibres composite insulation boards of product and preparation method thereof (during typing, inorganic refractory fiber contains the typing of can directly heating of gelling agent, does not contain the typing of heating again after adding gelling agent of gelling agent, does not add gelling agent and can adopt the needle point method typing);

(3) spray inorganic gel agent or interfacial agents on two surfaces of inorganic upright fibres composite insulation boards and preparation method thereof, and then spray or scrape and smear anticracking grout, then be pressed into alkali-resistant glass fiber mesh, cause environment pollution at the multiple film of the exposed part brushing gelling agent of upright fibres to avoid fiber to fly upward at last, this process possesses following characteristics:

1. because of its bonding one-tenth is whole after the agent of two surface spraying inorganic gels at the two ends of short fiber, gelling agent solidifies back two thin plates of formation short fiber is clipped in the middle, the two ends of also having fixed short fiber simultaneously make its one-tenth as a whole, short fiber can be not sagging, come off, drawback such as stopped the heat-insulation system cavity, come off;

2. because of gelling agent solidifies two thin plates that the back forms short fiber is clipped in the middle, has also fixed simultaneously the two ends of short fiber, effectively avoided short fiber along with air flies upward, causes environment pollution during site operation, thereby improved construction environment;

3. be pressed into the integral body that the alkali-resistant glass fiber mesh in the gelling agent makes this product form a suppleness height, not ftracture, do not fracture;

4. because of the fiber alignment structure of this product is the upright composite board that forms of arranging, sheet material is erected be attached on the body of wall, 90 ° of right angles of fiber and body of wall formation, effectively increased compressive strength, reduced the destructiveness of negative blast to insulation layer;

5. cost is lower, meets national energy-conservation requirement, can reach the fire protection requirement of A level, is applicable to exterior-wall heat insulation.

Claims

1. inorganic upright fibres composite insulation boards and preparation method thereof, its preparation method mainly may further comprise the steps:

(2) through heating typing;

2. inorganic upright fibres composite insulation boards according to claim 1 is characterized in that: described glass fiber or the wire gauze net structure for being made up of the fibre or the iron wire of some longitudinal and transverse distributions.

3. inorganic upright fibres composite insulation boards according to claim 1 and preparation method thereof is characterized in that: the multiple film of fiber exposed part brushing one deck gelling agent of described inorganic refractory fiber body.