CN106750700A - A kind of building floor preparation method of PU modified rubber particle cushion blockings - Google Patents
A kind of building floor preparation method of PU modified rubber particle cushion blockings Download PDFInfo
- Publication number
- CN106750700A CN106750700A CN201611029110.6A CN201611029110A CN106750700A CN 106750700 A CN106750700 A CN 106750700A CN 201611029110 A CN201611029110 A CN 201611029110A CN 106750700 A CN106750700 A CN 106750700A
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- CN
- China
- Prior art keywords
- building floor
- modified rubber
- preparation
- particle
- cushion blockings
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L21/00—Compositions of unspecified rubbers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides a kind of building floor preparation method of PU modified rubber particle cushion blockings, polyurethane elastomer particle and rubber grain are mixed, building floor PU modified rubber particle cushion blockings are compounded to form with aqueous, environmental protective glue.The beneficial effects of the invention are as follows：Weight is reduced, is conducive to construction, improve every single-action really.
Description
Technical field
The present invention relates to the preparation method of cushion blocking, more particularly to a kind of building floor PU modified rubber particle cushion blockings
Preparation method.
Background technology
The rubber grain cushion blocking for being currently used for building floor uses rubber grain or rubber grain mixed foaming material mostly
Material is made, and mainly uses the elasticity of elastomeric material and the sound insulation value of expanded material to reach the effect of shock-absorption sound-insulation, its shortcoming
It is as follows：
1. because rubber grain density is big, rubber grain cushion blocking heavier-weight, unfavorable construction.
2. the coefficient of elasticity performance range of rubber is limited, and rigidity is larger, and low frequency vibration isolation effect is poor.
3., because the elastic Modulatory character of rubber grain cushion blocking is poor, sound insulation higher to be reached, it is necessary to increase vibration isolator
Thickness reach, influence building floor height.
4. the rigidity of sound insulating pad is big, and air-borne sound sound insulation is relatively poor.
The content of the invention
In order to solve the problems of the prior art, the invention provides a kind of building floor PU modified rubber particle vibration dampings
The preparation method of pad.
The invention provides a kind of building floor preparation method of PU modified rubber particle cushion blockings, by polyurethane
Ester elastomer particle and rubber grain mix, and building floor PU modified rubber particle vibration dampings are compounded to form with aqueous, environmental protective glue
Pad.
As a further improvement on the present invention, the polyurethane elastomer particle is by following steps system
It is standby：Cutting machine is passed sequentially through from polyurethane elastomer block and polyurethane elastomer leftover pieces to be cut
Bar, dicer carry out that stripping and slicing, disintegrating machine are crushed, grinder is ground, screening machine is screened, feeder is carried out
Material, grinder are ground the polyurethane elastomer particle for obtaining that particle diameter is 1~3mm.
As a further improvement on the present invention, the rubber grain is prepared by following steps：From junked tire
Passing sequentially through ring cutting machine is carried out cutting circle, is cut by cutting machine, carry out stripping and slicing by dicer, broken by disintegrating machine
It is broken, separated by defibrator, be ground by grinder, being screened by screening machine, being entered by feeder
Row feeding, the rubber grain for obtaining that particle diameter is 1~3mm is ground by grinder.
As a further improvement on the present invention, by the rubber grain and the polyurethane elastomer particle according to
Weight ratio is 100：4~100：Ratio stirring mixing between 10.
As a further improvement on the present invention, the rubber grain and the polyurethane elastomer particle are passed through
Mixer is stirred.
As a further improvement on the present invention, the polyurethane elastomer particle and the rubber grain mix
To compound, the ratio by weight 20%~25% mixes aqueous, environmental protective glue and is constantly stirred to the compound, directly
Glue compound is fully obtained to stirring.
As a further improvement on the present invention, according to 600~800 kilograms/m3Injected volume by glue compound deliver arrive
Among mould, and briquetting pressure is applied to glue compound, form building floor PU modified rubber particle cushion blockings.
As a further improvement on the present invention, the time for briquetting pressure being applied to glue compound is 45 minutes, meanwhile, adopt
Heated with vapor, kept the temperature between 90~100 DEG C.
As a further improvement on the present invention, by the building floor of forming PU modified rubber particle cushion blockings from mould
Middle taking-up, and being placed in the environment that room temperature is 26~30 DEG C, by 24 hours afterwards, is cut, deburring and packaging.
The beneficial effects of the invention are as follows：By such scheme, weight is reduced, be conducive to construction, improve every single-action really.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of the preparation method of building floor PU modified rubbers particle cushion blocking of the invention.
Specific embodiment
The present invention is further described for explanation and specific embodiment below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of preparation method of building floor with PU modified rubber particle cushion blockings, by polyurethanes
Elastomer particles 1 and rubber grain 2 mix, and being compounded to form building floor PU modified rubber particles with aqueous, environmental protective glue 3 subtracts
Shake pad 4.
As shown in figure 1, the polyurethanes（PU）Elastomer particles 1 are prepared by following steps：From poly-
Urethane elastomers block and polyurethane elastomer leftover pieces pass sequentially through that cutting machine is cut, dicer enters
Row stripping and slicing, disintegrating machine are crushed, grinder is ground, screening machine is screened, feeder carries out feeding, grinder is carried out
Grinding obtains the polyurethane elastomer particle that particle diameter is 1~3mm, and preferably footpath is the polyurethane of 1mm, 2mm, 3mm
Ester elastomer particle 1.
As shown in figure 1, the rubber grain 2 is prepared by following steps：Passed sequentially through from junked tire and cut circle
Machine carried out cutting circle, cut by cutting machine, carry out stripping and slicing by dicer, crushed by disintegrating machine, by fiber
Seperator is separated, is ground by grinder, being screened by screening machine, feeding carried out by feeder, is passed through
Grinder is ground the rubber grain for obtaining that particle diameter is 1~3mm, and preferably footpath is the rubber grain 2 of 1mm, 2mm, 3mm.
As shown in figure 1, the rubber grain 2 and the polyurethane elastomer particle 1 are existed according to weight ratio
100：4~100：Ratio stirring mixing between 10, composition of proportions determines building floor PU modified rubber particle cushion blockings
Elastic performance and damping characteristic, can according to the actual requirements carry out selection percentage, be preferably in a proportion of 100：4、100：5、100：6、100：
7、100：8、100：9、100：10.
As shown in figure 1, the rubber grain 2 and the polyurethane elastomer particle 1 is abundant by mixer
Stir.
As shown in figure 1, the polyurethane elastomer particle 1 and the rubber grain 2 are mixed to get compound, press
Ratio of the weight than 20%~25% mixes aqueous, environmental protective glue 3 and is constantly stirred to the compound, and preferential ratio is
20%th, 21%, 22%, 23%, 24%, 25%, until stirring fully obtains glue compound.
As shown in figure 1, according to 600~800 kilograms/m3Injected volume glue compound is delivered among mould, preferably
Injected volume is 600 kilograms/m3, 700 kilograms/m3, 800 kilograms/m3, according to molding thickness is calculated, by the upper cover mold for adjusting mould
The location dimension of plate, briquetting pressure is applied to glue compound, forms building floor PU modified rubber particles cushion blocking 4.
As shown in figure 1, with PU modified rubber particles cushion blocking 4 be elastomer because of building floor, the cohesion in pressing process
Power cannot be eliminated, and extremely unstable contraction is often produced when shaping is from mould, accordingly, it would be desirable to pressurize treatment is carried out, specifically, right
The time that glue compound applies briquetting pressure is 45 minutes, meanwhile, heated using vapor, keep the temperature at 90~100
Between DEG C, preferable temperature is 90 DEG C, 95 DEG C, 100 DEG C.
As shown in figure 1, the building floor of forming is removed from the molds with PU modified rubber particles cushion blocking 4, and put
Put in the environment that room temperature is 26~30 DEG C, preferable temperature is 26 DEG C, 28 DEG C, 30 DEG C, by 24 hours afterwards, building floor is used
PU modified rubber particles cushion blocking 4 could relax stabilization, then the specification according to product cut, deburring and packaging.
A kind of building floor that the present invention is provided is preparation-obtained with the preparation method of PU modified rubber particle cushion blockings
Building floor PU modified rubber particles cushion blocking 4 on existing structures suitable for installing sound isolation of floor system additional.
A kind of building floor that the present invention is provided is preparation-obtained with the preparation method of PU modified rubber particle cushion blockings
Building floor has advantages below with PU modified rubber particles cushion blocking 4：
1. 1 density ratio rubber grain of polyurethane elastomer particle, 2 density are small, rubber grain 2 and polyurethanes bullet
Elastomer particles 1 can to a certain extent reduce global density after mixing by a certain percentage, mitigate cushion blocking heavier-weight, favorably apply
Work.
2. polyurethane elastomer particle 1 is a kind of novel damping material, and coefficient of elasticity has scope wider, together
When damping characteristic preferably, after mixed rubber particle, low frequency vibration isolation performance can be effectively improved.
3. by select different coefficient of elasticity, different damping coefficient, the different mixing proportion of variable grain size sum it is poly-
Urethane elastomers particle 1 improves the performance of building floor PU modified rubber particles cushion blocking 4, so as to reach adaptation
The vibration isolation sound isolation requirement high etc. of different occasions, different isolation frequency, different layers.
4., due to the elasticity and damping characteristic of polyurethane elastomer particle 1, building floor PU can be improved accordingly
The air-borne sound sound insulation property of modified rubber particle cushion blocking 4.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to assert
Specific implementation of the invention is confined to these explanations.For general technical staff of the technical field of the invention,
On the premise of not departing from present inventive concept, some simple deduction or replace can also be made, should be all considered as belonging to of the invention
Protection domain.
Claims (9)
1. a kind of building floor preparation method of PU modified rubber particle cushion blockings, it is characterised in that：By polyurethanes
Elastomer particles and rubber grain mix, and building floor PU modified rubber particle vibration dampings are compounded to form with aqueous, environmental protective glue
Pad.
2. the building floor according to claim 1 preparation method of PU modified rubber particle cushion blockings, it is characterised in that
The polyurethane elastomer particle is prepared by following steps：From polyurethane elastomer block and poly-
Urethane elastomers leftover pieces pass sequentially through that cutting machine is cut, dicer carries out stripping and slicing, disintegrating machine and crushed, ground
Grinding machine is ground, screening machine is screened, to carry out feeding, grinder and be ground to obtain particle diameter be the poly- of 1~3mm to feeder
Urethane elastomers particle.
3. the building floor according to claim 1 preparation method of PU modified rubber particle cushion blockings, it is characterised in that
The rubber grain is prepared by following steps：From junked tire pass sequentially through ring cutting machine cut circle, by slitting
Machine is cut, carries out stripping and slicing by dicer, crushed by disintegrating machine, separated by defibrator, passed through
Grinder is ground, screened by screening machine, feeding is carried out by feeder, be ground by grinder and obtain grain
Footpath is the rubber grain of 1~3mm.
4. the building floor according to claim 1 preparation method of PU modified rubber particle cushion blockings, it is characterised in that：
By the rubber grain and the polyurethane elastomer particle according to weight ratio 100：4~100：Ratio between 10
Stirring mixing.
5. the building floor according to claim 4 preparation method of PU modified rubber particle cushion blockings, it is characterised in that：
The rubber grain and the polyurethane elastomer particle are stirred by mixer.
6. the building floor according to claim 1 preparation method of PU modified rubber particle cushion blockings, it is characterised in that：
The polyurethane elastomer particle and the rubber grain are mixed to get compound, by weight 20%~25% ratio
Aqueous, environmental protective glue is mixed to the compound and be constantly stirred, until stirring fully obtains glue compound.
7. the building floor according to claim 6 preparation method of PU modified rubber particle cushion blockings, it is characterised in that：
According to 600~800 kilograms/m3Injected volume glue compound is delivered among mould, and glue compound is applied to be molded
Pressure, forms building floor PU modified rubber particle cushion blockings.
8. the building floor according to claim 7 preparation method of PU modified rubber particle cushion blockings, it is characterised in that：
The time for applying briquetting pressure to glue compound is 45 minutes, meanwhile, heated using vapor, keep the temperature at 90~
Between 100 DEG C.
9. the building floor according to claim 8 preparation method of PU modified rubber particle cushion blockings, it is characterised in that：
The building floor of forming is removed from the molds with PU modified rubber particle cushion blockings, and it is 26~30 DEG C to be placed on room temperature
In environment, by 24 hours afterwards, cut, deburring and packaging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611029110.6A CN106750700A (en) | 2016-11-22 | 2016-11-22 | A kind of building floor preparation method of PU modified rubber particle cushion blockings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611029110.6A CN106750700A (en) | 2016-11-22 | 2016-11-22 | A kind of building floor preparation method of PU modified rubber particle cushion blockings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106750700A true CN106750700A (en) | 2017-05-31 |
Family
ID=58970785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611029110.6A Pending CN106750700A (en) | 2016-11-22 | 2016-11-22 | A kind of building floor preparation method of PU modified rubber particle cushion blockings |
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| CN (1) | CN106750700A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108189297A (en) * | 2017-12-29 | 2018-06-22 | 浙江立新声学科技有限公司 | The production method of building floor vibration isolation tolerant noise-insulating warm-keeping pad |
| CN108189298A (en) * | 2017-12-29 | 2018-06-22 | 浙江立新声学科技有限公司 | The production method of dot type floating build floor vibration isolation sound insulation block |
| CN112159608A (en) * | 2020-09-15 | 2021-01-01 | 深圳洛赛声学技术有限公司 | Composite sound insulation coating and sound insulation part |
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| CN1454144A (en) * | 2000-08-11 | 2003-11-05 | 因德斯普罗伊恩公司 | Compacted material comprising a polyurethane elastomer and rubber, method for obtaining said material and applications thereof |
| CN101198756A (en) * | 2005-06-10 | 2008-06-11 | 皮雷利&C.有限公司 | Method for producing noise insulation bearing floor |
| CN201428231Y (en) * | 2009-05-05 | 2010-03-24 | 李其根 | Rubber particle vibration and noise isolation pad |
| CN102094513A (en) * | 2009-12-14 | 2011-06-15 | 马明 | Sound insulating and vibration reducing plate and preparation method thereof |
| CN104775619A (en) * | 2014-01-09 | 2015-07-15 | 马明 | Method for manufacturing rubber sound-insulating heat-insulating floor slab at normal temperature and pressure |
| CN105317897A (en) * | 2014-05-27 | 2016-02-10 | 江阴市人人达科技有限公司 | Polyurethane rubber sound and vibration insulation cushion and use method thereof |
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2016
- 2016-11-22 CN CN201611029110.6A patent/CN106750700A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1454144A (en) * | 2000-08-11 | 2003-11-05 | 因德斯普罗伊恩公司 | Compacted material comprising a polyurethane elastomer and rubber, method for obtaining said material and applications thereof |
| CN101198756A (en) * | 2005-06-10 | 2008-06-11 | 皮雷利&C.有限公司 | Method for producing noise insulation bearing floor |
| CN201428231Y (en) * | 2009-05-05 | 2010-03-24 | 李其根 | Rubber particle vibration and noise isolation pad |
| CN102094513A (en) * | 2009-12-14 | 2011-06-15 | 马明 | Sound insulating and vibration reducing plate and preparation method thereof |
| CN104775619A (en) * | 2014-01-09 | 2015-07-15 | 马明 | Method for manufacturing rubber sound-insulating heat-insulating floor slab at normal temperature and pressure |
| CN105317897A (en) * | 2014-05-27 | 2016-02-10 | 江阴市人人达科技有限公司 | Polyurethane rubber sound and vibration insulation cushion and use method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108189297A (en) * | 2017-12-29 | 2018-06-22 | 浙江立新声学科技有限公司 | The production method of building floor vibration isolation tolerant noise-insulating warm-keeping pad |
| CN108189298A (en) * | 2017-12-29 | 2018-06-22 | 浙江立新声学科技有限公司 | The production method of dot type floating build floor vibration isolation sound insulation block |
| CN112159608A (en) * | 2020-09-15 | 2021-01-01 | 深圳洛赛声学技术有限公司 | Composite sound insulation coating and sound insulation part |
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Application publication date: 20170531 |