CN203361377U

CN203361377U - Prefabrication hard foam polyurethane rock wool composite insulation board

Info

Publication number: CN203361377U
Application number: CN 201320400473
Authority: CN
Inventors: 马仝; 宋爱芳
Original assignee: YANTAI ZHENGHAI NEW MATERIALS Co Ltd
Current assignee: YANTAI ZHENGHAI NEW MATERIALS Co Ltd
Priority date: 2013-07-08
Filing date: 2013-07-08
Publication date: 2013-12-25
Anticipated expiration: 2023-07-08

Abstract

The utility model discloses a prefabrication hard foam polyurethane rock wool composite insulation board which is characterized by being composed of a composite core material, upper cement base interface thin felt (3) and lower cement base interface thin felt (1). The composite core material contains a rock wool core material (4) and a hard foam polyurethane wrapping layer (2). The upper cement base interface thin felt (3) and the lower cement base interface thin felt (1) are firmly adhered through polyurethane foam and the composite core material; the prefabrication hard foam polyurethane rock wool composite insulation board is novel in structure, low in manufacturing cost due to being prefabricated by factories, good in thermal insulation effect, capable of being processed by setting of the size, and convenient to use.

Description

A kind of prefabrication hard-foam polyurethane rock wool composite insulation board

Technical field:

The utility model relates to the building energy-saving heat-insulating material technical field, is a kind of prefabrication hard-foam polyurethane rock wool composite insulation board specifically.

Background technology:

Building energy conservation contributes to energy-saving and emission-reduction, protection of the environment, and it is to implement one of effective means of building energy conservation that building is carried out to the thermal insulation processing.Rock wool and hard-foam polyurethane are can meet at present building energy conservation 75% to require the heat insulating material of the most ripe two kinds.

Rock wool is inorganic heat insulation material, and rock cotton board has good fire prevention, mothproof, insulation and sound-absorbing combination property.Qualified rock wool for building should be to adopt basalt and other natural crystal etc. for primary raw material, and through the high-temperature fusion fibroblast, energy consumption and price are all higher; The common rock wool for building of existing market is actually rock (ore deposit) cotton, use slag as primary raw material, but the goods of making are more loose, intensity is low, alkali resistance is poor, easy water suction is decomposed, and the technical indicators such as the tensile strength of product, immersion water absorption rate, acidity coefficient are difficult to meet the relevant criterion requirement.

Current rock wool for building and building heat preservation are also undesirable by the mortar bonding ability.Even, by the rock wool surface interface is processed, rock wool thin plastering exterior wall heat-insulation system tensile bond strength also is far smaller than the hard-foam polyurethane external insulating system for thinly plastered external wall.

In addition, rock cotton board is because autologous density is little, and quality is loose, is difficult for cutting, and the work progress operating personnel generally have serious itch sensation.Its memory requirement is also stricter, especially can not be caught in the rain.Similar Problems is also arranged in the wall process on sheet material, and the rock cotton board hydrophobic performance makes moderate progress in recent years, but still can't thoroughly solve.

The utility model content:

The purpose of this utility model is to overcome rock cotton board prior art deficiency, and a kind of prefabrication hard-foam polyurethane rock wool composite insulation board is provided, and mainly solves that existing rock cotton board goods quality is loose, the problems such as intensity is low, alkali resistance is poor, easy water suction decomposition.

The technical solution of the utility model is: a kind of prefabrication hard-foam polyurethane rock wool composite insulation board, its special character is that it is comprised of composite core material, upper cement-based interface mat and lower cement-based interface mat, described composite core material is containing rock wool core materials and hard-foam polyurethane clad, and upper cement-based interface mat and lower cement-based interface mat firmly bond with composite core material by polyurethane foam.

Further, the thickness of described rock wool core materials is the 20-150 millimeter, and density is 70-200Kg/m3.

Further, the thickness of described upper cement-based interface mat and lower cement-based interface mat is the 0.2-0.8 millimeter.

Further, the material of described hard-foam polyurethane clad is hard-foam polyurethane or the poly-isocyanurate that hard bubbles.

A kind of prefabrication hard-foam polyurethane rock wool composite insulation board of the present utility model, cement-based interface mat and hard-foam polyurethane have good waterproof action, improved the water resistance of rock wool core materials, rock wool core materials is covered by hard-foam polyurethane and cement-based interface mat, guarantee that transportation and work progress rock wool can not damage easily, overcome the shortcoming that the loose easy water suction of rock wool fibers is subsided, improved storage and the application life of product under mal-condition; The rock wool core materials fiber is coated by hard polyurethane foam, and in the construction cutting process, rock wool fibers is difficult for operating personnel's skin is injured; Improved the operability of product.

A kind of prefabrication hard-foam polyurethane rock wool composite insulation board described in the utility model is compared and is had following good effect with common rock cotton board: 1, solve the loose characteristics of existing rock cotton board goods quality, can use the common anchor firmware in construction, but not the special-purpose large chi dish anchoring piece of rock wool; 2, the composite plate price is similar to common rock cotton board, and heat-insulating property obviously is better than common rock cotton board; 3, improve the rock cotton board mechanical property, particularly obviously promoted tensile bond strength and compressive strength with slurry systems; 4, rock cotton board alkali resistance and water resistance have obviously been promoted; Composite plate is in storage, transportation and use link not need specific condition, and composite plate is not made of salt, and with alkaline building mortar, contacts with cement mortar and also has excellent water resistant alkali resistance; 5, can be used for the outer insulation of building and interior of building heat-insulating sound-insulating, the high density polyurethane rock wool composite insulation board that hard bubbles can be used for interior wall partition; 6, easy construction, quick for installation; Construction can adopt the bonding or fixture anchoring of mortar, in the construction cutting process, also can not damage operating personnel's skin; 7, its novel structure, composite plate is by prefabrication, and cost of manufacture is low, and high insulating effect, but sizing processing, easily realize supply in batches.

The accompanying drawing explanation:

Fig. 1 is structural representation of the present utility model.

The specific embodiment:

Now provide specific embodiment of the utility model, be used for formation of the present utility model is further described; Illustrated embodiment is only for explaining the utility model, not for limiting the scope of utility model.

Embodiment 1, and referring to Fig. 1, a kind of prefabrication hard-foam polyurethane rock wool composite insulation board of take is example, adopts quartz powder, cement, fire retardant etc. to mix, and makes inorganic powder, adopt emulsion polymerization, deionized water, defoamer etc. to mix, make the polymer agent material, inorganic powder and polymer agent material are mixed in mixing plant, be prepared into fire-retardant cement-based interface slurry, fire-retardant cement-based interface slurry is applied to glass fiber surface felt surface, then dries, correction, cutting edge, rolling, make flame-retarding cement-based interface mat used in exterior wall external insulation, produce the cement-based interface mat with production line, thickness is the 0.2-0.8 millimeter, then adopt two crawler belt laminating machine type polyurethane plank stuff production technologies, polyisocyanates and combined polyether are mixed into to polyurethane combined material, be poured into cement-based interface mat (3), between lower cement-based interface mat (1) and rock wool core materials (4), rock wool core materials (4) thickness is the 20-150 millimeter, density is 70-200Kg/m3, typing production continuously in two crawler belt laminating machinees, polyurethane combined material can infiltrate in loose rock wool core materials (4) system, foaming, bonding, sizing and solidifying, form hard-foam polyurethane clad (2), hard-foam polyurethane clad (2) is combined into composite core material with rock wool core materials (4), hard-foam polyurethane is bonding securely by composite core material and upper and lower fire-retardant cement-based interface mat simultaneously, after typing, size is as required cut and is packed, and the hard-foam polyurethane rock wool composite insulation board that completes given size at production department is made.

Claims

1. a prefabrication hard-foam polyurethane rock wool composite insulation board, it is characterized in that it is comprised of composite core material, upper cement-based interface mat (3) and lower cement-based interface mat (1), described composite core material is containing rock wool core materials (4) and hard-foam polyurethane clad (2), and upper cement-based interface mat (3) and lower cement-based interface mat (1) bond securely by polyurethane foam and composite core material.

2. a kind of prefabrication hard-foam polyurethane rock wool composite insulation board according to claim 1, the thickness that it is characterized in that described rock wool core materials (4) is the 20-150 millimeter, density is 70-200Kg/m3.

3. a kind of prefabrication hard-foam polyurethane rock wool composite insulation board according to claim 1, is characterized in that the thickness of described upper cement-based interface mat (3) and lower cement-based interface mat (1) is the 0.2-0.8 millimeter.