CN109280524A - A kind of polyurethane foam glue and its preparation method and application - Google Patents
A kind of polyurethane foam glue and its preparation method and application Download PDFInfo
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- CN109280524A CN109280524A CN201811002627.5A CN201811002627A CN109280524A CN 109280524 A CN109280524 A CN 109280524A CN 201811002627 A CN201811002627 A CN 201811002627A CN 109280524 A CN109280524 A CN 109280524A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/14—Applications used for foams
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention belongs to building material technical fields, and in particular to a kind of polyurethane foam glue and its preparation method and application.Including component A and B component；The component A is composed of the following raw materials by weight: 5-15 parts of polyester polyol, 55-65 parts of polyether polyol, 25-35 parts of dibutyl phthalate, 2-3 parts of silicone oil, 5-15 parts of dichloro one fluoroethane, 0.5-1.5 parts and catalyst 1-2 parts of water；The B component is isocyanates；Component A and B component 0.3-0.8:1-1.5 in mass ratio are used cooperatively when use.It is shorter to do solid work the time for polyurethane foam glue good waterproof performance of the present invention, and lower than preferable foaminess is also kept under 5 DEG C of environment, is greatly enlarged the scope of application of foamed glue.The preparation that polyurethane foam glue of the present invention is used for rock wool integrated board is improved to the waterproof performance of rock wool integrated board；And at the same time improving the intensity of rock wool.
Description
Technical field
The invention belongs to building material technical fields, and in particular to a kind of polyurethane foam glue and preparation method thereof and answer
With.
Background technique
Polyurethane is the high molecular synthetic material haveing excellent performance, and according to the difference of raw material, adhesive can be made, apply
Material, rigid foam etc..Polyurethane foam glue between building doors and windows and wall, heat preservation plate material gap and hole it is close
Envelope has the multi-effects such as bonding, sealing, heat-insulated, waterproof.And existing foamed glue often exist surface drying time it is too short, solidification temperature
It spends height, do solid work the problems such as overlong time；In addition to this, the characteristic that gas release increases is increased with temperature since foamed glue has,
Temperature it is low then cannot abundant extruding, minimum 5 DEG C of existing foamed glue Applicable temperature greatly limits foamed glue in severe cold environment
Application.
Rock wool heat-preservation material heat insulating ability is good, and anti-flammability is splendid, A grades of noninflammability, good permeability, but too due to its bulk density
Greatly, the disadvantages of waterproofness is poor is gradually not suitable for modernization rapid production process.Also, traditional rock wool one board production technology
It is that integrated board and rock wool are sticked together by adhesive, then the back side passes through adhesive again and cement backboard sticks together, so
Upper cold press produces product by the cold pressing of (about the cold pressing time is that 4-8 hours climates are affected) for a long time afterwards.It should
Process requirement largely manually participates in, and production efficiency is low, and requires rock wool bulk density high.Chinese patent application: novel wall rock
Cotton insulation and decoration integrated plate (CN201220537075X) provides a kind of novel wall rock wool heat-preservation decoration integrated board, packet
Insulating layer and decorative layer are included, the insulating layer is rock-wool heat insulation plate, and the decorative layer is cement fibrolite plate, rock-wool heat insulation plate and water
Mud fiberboard is complex as a whole by bonding.Although the integrated board has good anti-flammability, its water imbibition is high, waterproofness
It can be poor.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of polyurethane foaming glue, and the foaming adhesiveness is low, good penetrability,
It can solidify rapidly under the conditions of moisture content is higher, there is good waterproof performance；The present invention also provides the systems of the foamed glue
Preparation Method and application.Foamed glue of the present invention is used for the preparation of rock wool integrated board, the waterproof performance of rock wool integrated board can be improved, gram
The defect of waterproof difference existing for traditional rock wool integrated board is taken.
To achieve the above object, the invention adopts the following technical scheme:
First aspect of the present invention, provides a kind of polyurethane foam glue, and the polyurethane foam glue includes component A and B group
Point；The component A is composed of the following raw materials by weight: 5-15 parts of polyester polyol, 55-65 parts of polyether polyol, and O-phthalic
25-35 parts of dibutyl phthalate, 2-3 parts of silicone oil, 5-15 parts of dichloro one fluoroethane, 0.5-1.5 parts and catalyst 1-2 parts of water；The B group
It is divided into isocyanates；
Component A and B component 0.3-0.8:1-1.5 in mass ratio are used cooperatively when use.
Preferably, the polyester polyol is polyester polyol 3152；The polyether polyol is by polyether polyol
The DL1000 and 1-2:5-7 in mass ratio of polyether polyol 4110 composition.
Preferably, the catalyst is N, N- dimethyl benzylamine, triethylenediamine, double dimethylaminoethyl ethers, octanoic acid
It is one or more of in stannous and dibutyl tin dilaurate.
Preferably, the catalyst is N, N- dimethyl benzylamine, triethylenediamine and stannous octoate 3-5 in mass ratio:
7:4 composition.
Preferably, the isocyanates is toluene di-isocyanate(TDI) or methyl diphenylene diisocyanate.
Second aspect of the present invention provides the preparation method of the polyurethane foam glue, comprising the following steps:
(1) the pure and mild polyether polyol of polyester polyols is mixed in proportion, dibutyl phthalate is added, room temperature stirs
It mixes uniformly, obtains solution I；
(2) silicone oil is added in step (1) acquired solution I, stirs evenly, sequentially adds dichloro one fluoroethane, water and urge
Agent is uniformly mixed, and obtains solution II；
(3) by component B be added step (2) acquired solution II in, stir evenly, be added catalyst, stir and evenly mix to get.
Third aspect present invention provides the polyurethane foam glue and is preparing the application in water-proof rock wool integrated board.
Fourth aspect present invention, provides a kind of water-proof rock wool integrated board, and the water-proof rock wool integrated board includes polyurethane hair
Steep glue-line, rock wool layer, integrated board and glass fiber felt coiled material layer；The rock wool layer is covered each by integrated board and glass fiber felt coiled material up and down
Layer, is coated with polyurethane foam glue between integrated board and rock wool layer and rock wool layer and glass fiber felt coiled material layer；The polyurethane hair
Steeping glue is polyurethane foam glue described above.
Fifth aspect present invention, provides the preparation method of water-proof rock wool integrated board described above, and the preparation method includes
Following steps:
S1. integrated board is sent to glue spraying board by rolling platform, and polyurethane foam glue is uniformly coated on one through glue sprayer
On plate；
S2. rock wool is delivered on the complete integrated board of step S1 glue spraying by conveyer belt, using glue sprayer by polyurethane
Foamed glue is uniformly coated on rock wool；
S3. glass fiber felt coiled material is covered on rock wool, laminated machine sizing and solidifying to get；
The polyurethane foam glue includes component A and B component；The component A is composed of the following raw materials by weight: polyester is more
First alcohol 5-15 parts, 55-65 parts of polyether polyol, 25-35 parts of dibutyl phthalate, 2-3 parts of silicone oil, dichloro one fluoroethane 5-
15 parts, 0.5-1.5 parts and catalyst 1-2 parts of water；The B component is isocyanates；
Component A and B component 0.3-0.8:1-1.5 in mass ratio are used cooperatively when use.
Preferably, step S1, S2 polyurethane foam glue coating thickness is 5-30mm.
It is that the present invention obtains the utility model has the advantages that
(1) it is shorter to do solid work the time, and also keeps in the case where being lower than 5 DEG C of environment for polyurethane foam glue good waterproof performance of the present invention
Preferable foaminess is greatly enlarged the scope of application of foamed glue.
(2) polyurethane foam glue of the present invention is used for the preparation of rock wool integrated board, polyurethane foam glue can be uniformly coated on
It in rock wool table and penetrates into rock wool, forms the waterproof layer of continuous hole-closing structure, overcome the defect of the hygroscopic deliquescence of rock wool,
Improve the waterproof performance of rock wool integrated board；And at the same time improving the intensity of rock wool.
Specific embodiment
It is noted that described further below be all exemplary, it is intended to provide further instruction to the present invention.Unless another
It indicates, all technical and scientific terms used herein has usual with general technical staff of the technical field of the invention
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to exemplary embodiments of the present invention.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation and/or their combination.
In order to enable those skilled in the art can clearly understand technical solution of the present invention, below with reference to tool
The embodiment of the body technical solution that the present invention will be described in detail.
Polyester polyol 3152 is purchased from really high-tech adhesive Co., Ltd of Shandong China；Polyether polyol DL1000 is purchased from Guangzhou
Fu Fei Chemical Co., Ltd.；Polyether polyol 4110 is purchased from Langfang Quan Zhen chemical development Co., Ltd.
A kind of polyurethane foam glue of embodiment 1
The polyurethane foam glue includes component A and B component；The component A is composed of the following raw materials by weight: polyester is more
10 parts of first alcohol, 60 parts of polyether polyol, 30 parts of dibutyl phthalate, 2.5 parts of silicone oil, 10 parts of dichloro one fluoroethane, 1 part of water
With 1.1 parts of catalyst；The B component is isocyanates；
Component A and B component 0.5:1 in mass ratio are used cooperatively when use.
The polyester polyol is polyester polyol 3152；The polyether polyol is by polyether polyol DL1000 and polyethers
The 1:5 in mass ratio of polyalcohol 4110 composition.
The catalyst is N, N- dimethyl benzylamine, triethylenediamine and stannous octoate 3:7:4 in mass ratio composition.
The preparation method of the polyurethane foam glue, comprising the following steps:
(1) the pure and mild polyether polyol of polyester polyols is mixed in proportion, dibutyl phthalate is added, room temperature stirs
It mixes uniformly, obtains solution I；
(2) silicone oil is added in step (1) acquired solution I, stirs evenly, sequentially adds dichloro one fluoroethane, water and urge
Agent is uniformly mixed, and obtains solution II；
(3) by component B be added step (2) acquired solution II in, stir evenly, be added catalyst, stir and evenly mix to get.
A kind of polyurethane foam glue of embodiment 2
The polyurethane foam glue includes component A and B component；The component A is composed of the following raw materials by weight: polyester is more
5 parts of first alcohol, 55 parts of polyether polyol, 25 parts of dibutyl phthalate, 2 parts of silicone oil, 5 parts of dichloro one fluoroethane, 0.5 part of water and
1 part of catalyst；The B component is toluene di-isocyanate(TDI)；
Component A and B component 0.3:1 in mass ratio are used cooperatively when use.
The polyester polyol is polyester polyol 3152；The polyether polyol is by polyether polyol DL1000 and polyethers
The 1:5 in mass ratio of polyalcohol 4110 composition.
The catalyst is N, N- dimethyl benzylamine, triethylenediamine and stannous octoate 3:7:4 in mass ratio composition.
That the preparation method is the same as that of Example 1 is similar for the polyurethane foam glue.
A kind of polyurethane foam glue of embodiment 3
The polyurethane foam glue includes component A and B component；The component A is composed of the following raw materials by weight: polyester is more
15 parts of first alcohol, 65 parts of polyether polyol, 35 parts of dibutyl phthalate, 3 parts of silicone oil, 15 parts of dichloro one fluoroethane, 1.5 parts of water
With 2 parts of catalyst；The B component is methyl diphenylene diisocyanate.
Component A and B component 0.8:1.5 in mass ratio are used cooperatively when use.
The polyester polyol is polyester polyol 3152；The polyether polyol is by polyether polyol DL1000 and polyethers
The 1:7 in mass ratio of polyalcohol 4110 composition.
The catalyst is N, N- dimethyl benzylamine, triethylenediamine and stannous octoate 3:7:4 in mass ratio composition.
That the preparation method is the same as that of Example 1 is similar for the polyurethane foam glue.
A kind of polyurethane foam glue of embodiment 4
The polyurethane foam glue includes component A and B component；The component A is composed of the following raw materials by weight: polyester is more
10 parts of first alcohol, 60 parts of polyether polyol, 20 parts of dibutyl phthalate, 2.5 parts of silicone oil, 10 parts of dichloro one fluoroethane, 1 part of water
With 1.5 parts of catalyst；The B component is methyl diphenylene diisocyanate；
Component A and B component 0.5:1 in mass ratio are used cooperatively when use.
The polyester polyol is polyester polyol 3152；The polyether polyol is by polyether polyol DL1000 and polyethers
The 1:5 in mass ratio of polyalcohol 4110 composition.
The catalyst is N, N- dimethyl benzylamine, triethylenediamine and stannous octoate 3:7:4 in mass ratio composition.
That the preparation method is the same as that of Example 1 is similar for the polyurethane foam glue.
A kind of polyurethane foam glue of embodiment 5
The polyurethane foam glue includes component A and B component；The component A is composed of the following raw materials by weight: polyester is more
10 parts of first alcohol, 60 parts of polyether polyol, 20 parts of dibutyl phthalate, 2.5 parts of silicone oil, 10 parts of dichloro one fluoroethane, 1 part of water
With 1.5 parts of catalyst；The B component is toluene di-isocyanate(TDI)；
Component A and B component 0.5:1 in mass ratio are used cooperatively when use.
The polyester polyol is polyester polyol 3152；The polyether polyol is by polyether polyol DL1000 and polyethers
The 1:5 in mass ratio of polyalcohol 4110 composition.
The catalyst is double dimethylaminoethyl ethers, triethylenediamine and stannous octoate 3:7:4 in mass ratio composition.
That the preparation method is the same as that of Example 1 is similar for the polyurethane foam glue.
A kind of polyurethane foam glue of embodiment 6
The polyurethane foam glue includes component A and B component；The component A is composed of the following raw materials by weight: polyester is more
10 parts of first alcohol, 60 parts of polyether polyol, 30 parts of dibutyl phthalate, 2.5 parts of silicone oil, 10 parts of dichloro one fluoroethane, 1 part of water
With 1.1 parts of catalyst；The B component is toluene di-isocyanate(TDI)；
Component A and B component 0.5:1 in mass ratio are used cooperatively when use.
The polyester polyol is polyester polyol 3152；The polyether polyol is by polyether polyol DL1000 and polyethers
The 2:5 in mass ratio of polyalcohol 4110 composition.
The catalyst is N, N- dimethyl benzylamine, triethylenediamine and stannous octoate 3:7:4 in mass ratio composition.
That the preparation method is the same as that of Example 1 is similar for the polyurethane foam glue.
A kind of water-proof rock wool integrated board of embodiment 7
The water-proof rock wool integrated board includes polyurethane foam glue-line, rock wool layer, integrated board and glass fiber felt coiled material layer；It is described
Rock wool layer is covered each by integrated board and glass fiber felt coiled material layer, integrated board and rock wool layer and rock wool layer and glass fiber felt coiled material layer up and down
Between be coated with polyurethane foam glue；The polyurethane foam glue is polyurethane foam glue described in above embodiments 1.
The preparation method of the water-proof rock wool integrated board, comprising the following steps:
S1. integrated board is sent to glue spraying board by rolling platform, and polyurethane foam glue described in embodiment 1 is uniformly applied through glue sprayer
Cloth is on integrated board；
S2. rock wool is delivered on the complete integrated board of step S1 glue spraying by conveyer belt, using glue sprayer by embodiment 1
The polyurethane foam glue is uniformly coated on rock wool；
S3. glass fiber felt coiled material is covered on rock wool, laminated machine sizing and solidifying to get.
Step S1, S2 polyurethane foam glue coating thickness is 10mm.
Water-proof rock wool integrated board of the present invention uses 1 polyurethane foam glue of embodiment, and the foamed glue is coated in rock wool board
Lower surface simultaneously penetrates into rock wool board, forms the watertight insulation of continuous hole-closing structure, overcomes lacking for the hygroscopic deliquescence of rock wool
It falls into, improves the waterproof performance of water-proof rock wool integrated board, ensured the persistence of material thermal insulation property.And the foamed glue is straight
It connects the foaming between rock wool board and cement paper and integrated board decoration panel and forms waterproof, damp-proof layer, vapor is avoided to destroy plate.
1 polyurethane foam glue performance test of test example
Subjects: embodiment 1-6 polyurethane foam glue.
Test method:
(1) measurement of surface drying time:
Cotton pellet method measurement is blown according to as defined in standard GB/T/T1728-1979
(2) it does solid work chronometry: being measured according to pressure filter paper method as defined in standard GB/T/T1728-1979
(3) adhesiveness measures: it is measured according to standard GB/T/T2794-1995 adhesive viscosity measuring method,
Environment temperature is 23 DEG C.
Test result: each group polyurethane foam glue performance measurement result is as shown in table 1.
1 each group polyurethane foam glue performance measurement result of table
| Group | Surface drying time (min) | Solidification temperature (DEG C) | Do solid work the time (min) | Viscosity (mPa.s/23 DEG C) |
| Embodiment 1 | 2 | 50 | 5 | 48 |
| Embodiment 2 | 6 | 50 | 10 | 65 |
| Embodiment 3 | 7 | 45 | 12 | 110 |
| Embodiment 4 | 5 | 50 | 10 | 72 |
| Embodiment 5 | 4 | 60 | 8 | 54 |
| Embodiment 6 | 16 | 40 | 20 | 130 |
As shown in Table 1,1 polyurethane foam glue surface drying time of the embodiment of the present invention is 2min, and solidification temperature is 50 DEG C, is done solid work
Time is 5min, and viscosity is 48mPa.s/23 DEG C, it follows that not only surface drying time is short for polyurethane foam glue of the present invention, but also
It is also short to do solid work the time, and adhesiveness is low, is easy to be coated with.Simultaneously by above-mentioned test result it is found that each ingredient of polyurethane foam glue not
With proportion, different black material selection, the compounding of different catalysts and the different combination of two kinds of polyethers can all influence polyurethane
The performance of foamed glue.
Since the limitation of existing foamed glue uses minimum 5 DEG C of temperature, which greatly limits the uses of foamed glue.The present invention exists
It is found in research process, polyurethane foam glue of the present invention is not necessarily to heat raw material during the preparation process, therefore this hair
The bright service condition for further having probed into the foamed glue in low temperature environment, specific test result are as shown in table 2.
The different polyurethane adhesives of table 2 foam situation in low temperature environment
As seen from the above table, polyurethane foam glue of the present invention also has good foam characteristics in lower environment temperature,
Therefore, present invention hair has expanded application of the polyurethane foam glue in low temperature environment.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any changes, modifications, substitutions, combinations, simplifications made without departing from the spirit and principles of the present invention,
It should be equivalent substitute mode, be included within the scope of the present invention.
Claims (10)
1. a kind of polyurethane foam glue, which is characterized in that including component A and B component；The component A is by following raw material
Composition: 5-15 parts of polyester polyol, 55-65 parts of polyether polyol, 25-35 parts of dibutyl phthalate, 2-3 parts of silicone oil, two
5-15 parts of one fluoroethane of chlorine, 0.5-1.5 parts and catalyst 1-2 parts of water；The B component is isocyanates；
Component A and B component 0.3-0.8:1-1.5 in mass ratio are used cooperatively when use.
2. polyurethane foam glue according to claim 1, which is characterized in that the polyester polyol is polyester polyol
3152；The polyether polyol is made of polyether polyol DL1000 and the 1-2:5-7 in mass ratio of polyether polyol 4110.
3. polyurethane foam glue according to claim 1, which is characterized in that the catalyst is N, N- dimethyl benzylamine, three
It is one or more of in ethylene diamine, double dimethylaminoethyl ethers, stannous octoate and dibutyl tin dilaurate.
4. polyurethane foam glue according to claim 3, which is characterized in that the catalyst is N, N- dimethyl benzylamine, three
Ethylene diamine and stannous octoate 3-5:7:4 in mass ratio composition.
5. polyurethane foam glue according to claim 1, which is characterized in that the isocyanates be toluene di-isocyanate(TDI) or
Methyl diphenylene diisocyanate.
6. the preparation method of polyurethane foam glue described in claim 1, which comprises the following steps:
(1) the pure and mild polyether polyol of polyester polyols is mixed in proportion, dibutyl phthalate is added, stirring at normal temperature is equal
It is even, obtain solution I；
(2) silicone oil is added in step (1) acquired solution I, stirs evenly, sequentially adds dichloro one fluoroethane, water and catalyst
It is uniformly mixed, obtains solution II；
(3) by component B be added step (2) acquired solution II in, stir evenly, be added catalyst, stir and evenly mix to get.
7. any polyurethane foam glue of claim 1-5 is preparing the application in water-proof rock wool integrated board.
8. a kind of water-proof rock wool integrated board, which is characterized in that including polyurethane foam glue-line, rock wool layer, integrated board and glass fiber felt
Coiled material layer；The rock wool layer is covered each by integrated board and glass fiber felt coiled material layer up and down, integrated board and rock wool layer and rock wool layer with
Polyurethane foam glue is coated between glass fiber felt coiled material layer；The polyurethane foam glue is the hair of polyurethane described in claim 1
Steep glue.
9. the preparation method of water-proof rock wool integrated board described in claim 8, which comprises the following steps:
S1. integrated board is sent to glue spraying board by rolling platform, and polyurethane foam glue is through glue sprayer even spread described in claim 1
On integrated board；
S2. rock wool is delivered on the complete integrated board of step S1 glue spraying by conveyer belt, using glue sprayer by claim 1 institute
Polyurethane foam glue is stated to be uniformly coated on rock wool；
S3. glass fiber felt coiled material is covered on rock wool, laminated machine sizing and solidifying to get.
10. preparation method according to claim 8, which is characterized in that step S1, S2 polyurethane foam glue coating thickness is 5-
30mm。
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Application publication date: 20190129 |