CN104263219B - A kind of new polyturethane waterproofing paint process units and technique thereof - Google Patents
A kind of new polyturethane waterproofing paint process units and technique thereof Download PDFInfo
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- CN104263219B CN104263219B CN201410469620.XA CN201410469620A CN104263219B CN 104263219 B CN104263219 B CN 104263219B CN 201410469620 A CN201410469620 A CN 201410469620A CN 104263219 B CN104263219 B CN 104263219B
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- component polyurethane
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- 238000000034 method Methods 0.000 title claims abstract description 32
- 239000003973 paint Substances 0.000 title claims abstract description 31
- 238000004078 waterproofing Methods 0.000 title claims abstract description 13
- 239000004814 polyurethane Substances 0.000 claims abstract description 308
- 229920002635 polyurethane Polymers 0.000 claims abstract description 308
- 239000000463 material Substances 0.000 claims abstract description 136
- 238000003860 storage Methods 0.000 claims abstract description 97
- 238000004519 manufacturing process Methods 0.000 claims abstract description 38
- 238000007599 discharging Methods 0.000 claims description 48
- 239000004576 sand Substances 0.000 claims description 45
- 239000002994 raw material Substances 0.000 claims description 36
- 239000012528 membrane Substances 0.000 claims description 30
- 230000018044 dehydration Effects 0.000 claims description 28
- 238000006297 dehydration reaction Methods 0.000 claims description 28
- 238000005516 engineering process Methods 0.000 claims description 27
- 238000000227 grinding Methods 0.000 claims description 23
- 238000006243 chemical reaction Methods 0.000 claims description 22
- 238000003756 stirring Methods 0.000 claims description 21
- 239000002904 solvent Substances 0.000 claims description 17
- 208000005156 Dehydration Diseases 0.000 claims description 16
- 239000012752 auxiliary agent Substances 0.000 claims description 16
- 238000001816 cooling Methods 0.000 claims description 14
- 238000009826 distribution Methods 0.000 claims description 12
- 239000004744 fabric Substances 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 12
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 claims description 9
- 230000006837 decompression Effects 0.000 claims description 7
- 239000012948 isocyanate Substances 0.000 claims description 7
- 150000002513 isocyanates Chemical class 0.000 claims description 7
- 239000011527 polyurethane coating Substances 0.000 claims description 7
- 238000005204 segregation Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 229910021529 ammonia Inorganic materials 0.000 claims description 4
- 150000002148 esters Chemical class 0.000 claims description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 3
- 239000000306 component Substances 0.000 claims 1
- 238000010422 painting Methods 0.000 claims 1
- 238000003801 milling Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 210000004907 gland Anatomy 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000005871 repellent Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- -1 poly-ammonia Ester Chemical class 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
- Paints Or Removers (AREA)
Abstract
The invention provides a kind of new polyturethane waterproofing paint process units, including: mono-component polyurethane reactor includes 6, it is respectively 1 ~ 6# mono-component polyurethane reactor, mono-component polyurethane grinds storage tank 2, it is respectively 7 ~ 8# mono-component polyurethane and grinds storage tank, mono-component polyurethane material-compound tank is 4, it is respectively 9 ~ 12# mono-component polyurethane material-compound tank, two component polyurethane B material material-compound tank is 1, material-compound tank is expected for 13# two component polyurethane B, two component polyurethane B abrasive lapping storage tank is 1, for 14# two component polyurethane B abrasive lapping storage tank, two component polyurethane B material reactor is 2, it is respectively 15 ~ 16# two component polyurethane B and expects reactor, two component polyurethane A material reactor is 3, it is respectively 17 ~ 19# two component polyurethane A and expects reactor.The present invention have can realize multiple operation while carry out, be greatly saved the time, improve production efficiency, and be of value to raising product quality.
Description
Technical field
The present invention relates to a kind of building water-proof paint and produce equipment and technique thereof, a kind of new polyurethane is prevented
Water paint process units and technique thereof.
Background technology
At present, polyurethane water-proof paint is that the hydroxyl in polyethers generates performed polymer with isocyanates through sudden reaction, then inhales
Receive the moisture (one pack system) in air or react with the firming agent (bi-component) added, by the crosslinking of interior molecules, forming one
Layer has the macromolecule waterproof coating of water-proof function.It is that unique a kind of production and use have chemistry including waterproof roll
The waterproof material that reaction occurs, so its production process needs strict control of checking on.
As a example by mono-composition poyurethane water-proof paint, it produces and is generally divided into four operations: raw-material preparation, material
The interpolation of dehydration, prepolymer reaction, auxiliary agent and solvent.Above four operations are all to carry out in a reactor, it is necessary to wait
After one operation completes, just can carry out subsequent processing, thus there are two shortcomings: the polyurethane stock material dehydration procedure time is very
Long, typically at about 3 ~ 4 hours, cannot be efficiently utilized during this period of time；All process steps is all in same reactor
Carrying out, there is interference factor in sampling and quality analysis, the more difficult execution of quality control.
Summary of the invention
The technical problem to be solved in the present invention is for the weak point existing for prior art, it is provided that a kind of novel poly-ammonia
Ester water-repellent paint process units and technique thereof, utilize this process units and technique thereof, carries out, greatly while can realizing multiple operation
Save the time greatly, improve production efficiency, and be of value to raising product quality.
A kind of new polyturethane waterproofing paint process units, including: mono-component polyurethane reactor, mono-component polyurethane grind
Mill storage tank, mono-component polyurethane material-compound tank, two component polyurethane B material material-compound tank, two component polyurethane B abrasive lapping storage tank, double groups
Segregation urethane B material reactor, two component polyurethane A material reactor and connection pipeline and control valve.
As preferably, described mono-component polyurethane reactor includes 6, respectively 1 ~ 6# mono-component polyurethane reactor,
Mono-component polyurethane grinds storage tank 2, and respectively 7 ~ 8# mono-component polyurethane grinds storage tank, and mono-component polyurethane material-compound tank is 4
Individual, respectively 9 ~ 12# mono-component polyurethane material-compound tank, two component polyurethane B material material-compound tank is 1, for 13# two component polyurethane
B expects material-compound tank, and two component polyurethane B abrasive lapping storage tank is 1, and for 14# two component polyurethane B abrasive lapping storage tank, bi-component is gathered
Urethane B material reactor is 2, and respectively 15 ~ 16# two component polyurethane B expects reactor, and two component polyurethane A material reactor is 3
Individual, respectively 17 ~ 19# two component polyurethane A expects reactor.
As preferably, also include 6 raw material storage tanks, respectively 1 ~ 6# raw material storage tank；
Wherein 1 ~ 3# raw material storage tank is by connecting pipeline and 9 ~ 12# mono-component polyurethane material-compound tank, 13# bi-component polyurethane
Ester B material material-compound tank, the first charging aperture of 17 ~ 19# two component polyurethane A material reactor are connected；
4 ~ 6# raw material storage tank is by connecting pipeline and 9 ~ 12# mono-component polyurethane material-compound tank, 13# two component polyurethane B
Material material-compound tank, the second charging aperture of 17 ~ 19# two component polyurethane A material reactor are connected；
The discharging opening of 9 ~ 10# mono-component polyurethane material-compound tank grinds storage tank by connecting pipeline with 7# mono-component polyurethane
Charging aperture is connected；
The discharging opening of 11 ~ 12# mono-component polyurethane material-compound tank grinds storage tank by connecting pipeline with 8# mono-component polyurethane
Charging aperture be connected；
First charging aperture of discharging opening and 1 ~ 6# mono-component polyurethane reactor that 7# mono-component polyurethane grinds storage tank leads to
Cross connection pipeline to be even connected；
Second charging aperture of discharging opening and 1 ~ 6# mono-component polyurethane reactor that 8# mono-component polyurethane grinds storage tank leads to
Cross connection pipeline to be even connected；
The discharging opening of 1 ~ 6# mono-component polyurethane reactor is all connected to mono-component polyurethane collecting tank；
The discharging opening of 13# two component polyurethane B material material-compound tank is by connecting pipeline and 14# two component polyurethane B abrasive lapping
The charging aperture of storage tank is connected；
The discharging opening of 14# two component polyurethane B abrasive lapping storage tank by connect pipeline respectively with 15 ~ 16# bi-component polyurethane
The charging aperture of ester B material reactor is connected；
The discharging opening of 15 ~ 16# two component polyurethane B material reactor is all connected to two component polyurethane B and expects collecting tank；
The discharging opening of 17 ~ 19# two component polyurethane A material reactor is all connected to two component polyurethane A and expects collecting tank.
As preferably, described connection pipeline is provided with control valve.
As preferably, the connection pipeline at 1 ~ 6# raw material outlet is equipped with membrane pump.
As preferably, the discharging opening of 9 ~ 10# mono-component polyurethane material-compound tank grinds entering of storage tank with 7# mono-component polyurethane
Connection pipeline between material mouth, the discharging opening of 11 ~ 12# mono-component polyurethane material-compound tank grind storage tank with 8# mono-component polyurethane
Connection pipeline, the discharging opening of 13# two component polyurethane B material material-compound tank and 14# two component polyurethane B abrasive lapping between charging aperture
It is equipped with sand mill on connection pipeline between the charging aperture of storage tank.
As preferably, 7# mono-component polyurethane grinds the discharging opening and the first of 1 ~ 6# mono-component polyurethane reactor of storage tank
It is sequentially provided with heat exchanger and membrane pump along Flow of Goods and Materials direction on connection pipeline between charging aperture；
8# mono-component polyurethane grind the discharging opening of storage tank and 1 ~ 6# mono-component polyurethane reactor the second charging aperture it
Between connection pipeline on be sequentially provided with heat exchanger and membrane pump along Flow of Goods and Materials direction；
The discharging opening of 14# two component polyurethane B abrasive lapping storage tank and the charging of 15 ~ 16# two component polyurethane B material reactor
It is sequentially provided with heat exchanger and membrane pump along Flow of Goods and Materials direction on connection pipeline between Kou.
A kind of production technology of new polyturethane waterproofing paint, including mono-composition poyurethane water-proof paint production technology and
The production technology of Two-component Waterproof Polyurethane Coating.
The production technology of described mono-composition poyurethane water-proof paint comprises the steps: dispensing, grinding, vacuum dehydration, pre-
Aggressiveness reaction, auxiliary agent and the interpolation of solvent and fill.
Described grinding includes:
(1) temperature of material in 9# mono-component polyurethane material-compound tank is risen to 90 ~ 95 DEG C, open sand mill distribution box electricity
Source, is then turned on 9# mono-component polyurethane material-compound tank bottom valve, and regulation sand mill membrane pump admission pressure is 0.3MPa(pressure
Can regulate with charging rate, but maximum less than 0.4 MPa), when overflowing material in the middle part of sand mill screen cloth, start sand mill
It is ground；
(2) when, after the material beaten in 9# mono-component polyurethane material-compound tank, closing bottom 9# mono-component polyurethane material-compound tank
Valve, then opens 10# mono-component polyurethane material-compound tank bottom valve, and all 10# mono-component polyurethane material-compound tank materials have been beaten
After, stop grinding, close sand mill distribution box power supply；
(3) material in process of lapping overflowed sand mill screen cloth carries out temperature survey, if more than 110 DEG C, opening sand milling
Machine circulating cooling penstock is lowered the temperature.
Described prepolymer reaction includes:
(1), after dehydration, ON cycle water for cooling, 1# mono-component polyurethane temperature of reaction kettle is closed when arriving 100 DEG C
Vacuum system；
(2) after temperature is down to 80 DEG C, sucking quantitative isocyanates in 1# mono-component polyurethane reactor, timing is stirred
2.5 hours, temperature controlled at 80 ~ 85 DEG C.
The production technology of described Two-component Waterproof Polyurethane Coating comprises the steps: the life of two component polyurethane component A
Production. art and the production technology of two component polyurethane B component.
The production technology of described two component polyurethane component A includes: dispensing, vacuum dehydration, prepolymer reaction, auxiliary agent and
The interpolation of solvent and fill.
Described vacuum dehydration includes:
Start stirring, and open 17# two component polyurethane A material reactor heat supply valve intensification simultaneously, be raised to 80 in temperature
DEG C time start vacuum pump, open vacuum valve and make pressure≤0.095MPa in still.Temperature rises to 105 DEG C of timing decompression dehydrations
1.5 hour；After timing, temperature controls at 110 ± 5 DEG C, reactor pressure≤0.09MPa.After dehydration, close heating valve
Door, opens cooling system, is cooled to 75 ~ 80 DEG C (closing vacuum valve when temperature drops to 100 DEG C).
Described prepolymer reaction includes:
(1) start 17# two component polyurethane A and expect reactor vacuum system, open vacuum valve, take out negative pressure extremely
0.07MPa.Open suction valve and the most accurately suck quantitative isocyanates by recipe requirements.Open 17# two component polyurethane A
Material reactor stirring motor, normally stirs；
(2) timing is stirred 2.5 hours, and temperature controls at 80 ~ 85 DEG C.
The production technology of described two component polyurethane B component includes: dispensing, grinding, vacuum dehydration, auxiliary agent and solvent
Add and fill.
Described grinding includes:
(1) temperature of material in 13# two component polyurethane B material material-compound tank is risen to 90 ~ 95 DEG C, open sand mill distribution box
Power supply, is then turned on 13# two component polyurethane B and expects that material-compound tank bottom valve, regulation sand mill membrane pump admission pressure are
0.3MPa(pressure can regulate with charging rate, but maximum less than 0.4 MPa), when overflowing material in the middle part of sand mill screen cloth
Time, start sand mill and be ground；
(2) when after the material beaten in 13# two component polyurethane B material material-compound tank, 9# mono-component polyurethane material-compound tank is closed
Bottom valve, stops grinding, closes sand mill distribution box power supply；
(3) material in process of lapping overflowed sand mill screen cloth carries out temperature survey, if more than 110 DEG C, opening sand milling
Machine circulating cooling penstock is lowered the temperature.
Described vacuum dehydration includes:
(1) start 14# two component polyurethane B abrasive lapping storage tank stirring, reactor vacuum system, heat exchanger, open 14# double
Part polyurethane B abrasive lapping storage tank membrane pump intake valve, squeezes into 15# by the material in 14# two component polyurethane B abrasive lapping storage tank
Two component polyurethane B expects reactor, starts 15# two component polyurethane B material reactor stirring, when reactor weight is not further added by
After, close grinding pot membrane pump intake valve；
(2) after 15# two component polyurethane B material temperature of reaction kettle rises to 110 DEG C, timing decompression dehydration, totally 2 hours；Meter
Time after, temperature controls at 115 ± 5 DEG C, reactor pressure≤0.09MPa.
Use the beneficial effect of the technical program: utilize this process units and technique thereof, while multiple operation can be realized
Carry out, be greatly saved the time, improve production efficiency, and be of value to raising product quality.With traditional production equipment and production
Technique compares, and the product quality overall performance described in this invention promotes more than 10% ~ 15%.
Accompanying drawing explanation
Fig. 1 is the structural representation of water-repellent paint process units of the present invention.
Detailed description of the invention
For purposes of illustration only, below in conjunction with the accompanying drawings, new polyturethane waterproofing paint process units and technique thereof to invention do
Describe in detail.
As shown in fig. 1, a kind of new polyturethane waterproofing paint process units, including: mono-component polyurethane reactor, list
Part polyurethane grinding storage tank, mono-component polyurethane material-compound tank, two component polyurethane B material material-compound tank, two component polyurethane B material grind
Mill storage tank, two component polyurethane B material reactor, two component polyurethane A material reactor and connection pipeline and control valve.
Described mono-component polyurethane reactor includes 6, respectively 1 ~ 6# mono-component polyurethane reactor, the poly-ammonia of one pack system
Ester grinds storage tank 2, and respectively 7 ~ 8# mono-component polyurethane grinds storage tank, and mono-component polyurethane material-compound tank is 4, respectively 9 ~
12# mono-component polyurethane material-compound tank, two component polyurethane B material material-compound tank is 1, expects material-compound tank for 13# two component polyurethane B,
Two component polyurethane B abrasive lapping storage tank is 1, and for 14# two component polyurethane B abrasive lapping storage tank, two component polyurethane B expects reaction
Still is 2, and respectively 15 ~ 16# two component polyurethane B expects reactor, and two component polyurethane A material reactor is 3, respectively 17
~ 19# two component polyurethane A expects reactor.
Also include 6 raw material storage tanks, respectively 1 ~ 6# raw material storage tank；Wherein 1 ~ 3# raw material storage tank passes through connecting tube
Road and 9 ~ 12# mono-component polyurethane material-compound tank, 13# two component polyurethane B material material-compound tank, 17 ~ 19# two component polyurethane A material are instead
The first charging aperture answering still is connected；4 ~ 6# raw material storage tank by connect pipeline and 9 ~ 12# mono-component polyurethane material-compound tank,
13# two component polyurethane B material material-compound tank, the second charging aperture of 17 ~ 19# two component polyurethane A material reactor are connected；9~10#
The charging aperture that the discharging opening of mono-component polyurethane material-compound tank grinds storage tank by connecting pipeline with 7# mono-component polyurethane is connected；
The discharging opening of 11 ~ 12# mono-component polyurethane material-compound tank grinds the charging aperture of storage tank by connecting pipeline and 8# mono-component polyurethane
It is connected；First charging aperture of discharging opening and 1 ~ 6# mono-component polyurethane reactor that 7# mono-component polyurethane grinds storage tank passes through
Connect pipeline to be even connected；8# mono-component polyurethane grinds the discharging opening and the second of 1 ~ 6# mono-component polyurethane reactor of storage tank
Charging aperture is even connected by connecting pipeline；The discharging opening of 1 ~ 6# mono-component polyurethane reactor is all connected to mono-component polyurethane and receives
Collection tank；The discharging opening of 13# two component polyurethane B material material-compound tank is by connecting pipeline and 14# two component polyurethane B abrasive lapping storage tank
Charging aperture be connected；The discharging opening of 14# two component polyurethane B abrasive lapping storage tank is by connecting pipeline groups double with 15 ~ 16# respectively
The charging aperture of segregation urethane B material reactor is connected；The discharging opening of 15 ~ 16# two component polyurethane B material reactor is all connected to double group
Segregation urethane B material collecting tank；The discharging opening of 17 ~ 19# two component polyurethane A material reactor is all connected to two component polyurethane A material and receives
Collection tank.
Described connection pipeline is provided with control valve；It is equipped with barrier film on connection pipeline at 1 ~ 6# raw material outlet
Pump；The discharging opening of 9 ~ 10# mono-component polyurethane material-compound tank and 7# mono-component polyurethane grind the connection between the charging aperture of storage tank
Pipeline, the discharging opening of 11 ~ 12# mono-component polyurethane material-compound tank and 8# mono-component polyurethane grind the company between the charging aperture of storage tank
The charging aperture of discharging opening and the 14# two component polyurethane B abrasive lapping storage tank of adapter road, 13# two component polyurethane B material material-compound tank it
Between connection pipeline on be equipped with sand mill；Discharging opening and 1 ~ 6# mono-component polyurethane of 7# mono-component polyurethane grinding storage tank are anti-
Answer and be sequentially provided with heat exchanger and membrane pump along Flow of Goods and Materials direction on the connection pipeline between the first charging aperture of still；Mono-group of 8#
Segregation urethane is ground on the connection pipeline between discharging opening and second charging aperture of 1 ~ 6# mono-component polyurethane reactor of storage tank
It is sequentially provided with heat exchanger and membrane pump along Flow of Goods and Materials direction；The discharging opening and 15 of 14# two component polyurethane B abrasive lapping storage tank
It is sequentially provided with heat exchange along Flow of Goods and Materials direction on connection pipeline between the charging aperture of ~ 16# two component polyurethane B material reactor
Device and membrane pump.
A kind of production technology of new polyturethane waterproofing paint:
One, the production technology of mono-composition poyurethane water-proof paint:
1, dispensing
(1) open 9# mono-component polyurethane material-compound tank operation interface, raw-material quality in input formula, start barrier film
Pump, squeezes into raw material in 9# mono-component polyurethane material-compound tank, closes membrane pump after adding.
Charging sequence is followed successively by: 1# raw material storage tank, 3# raw material storage tank, 4# raw material storage tank, 5# raw material storage tank, 6#
Raw material storage tank.
(2) after adding all raw material, check in 9# mono-component polyurethane material-compound tank the weight of material whether with formula meter
Measure identical, it is ensured that error is less than 10kg.
(3) dispensing of 10# mono-component polyurethane material-compound tank is completed by same procedure.
2, grind
(1) temperature of material in 9# mono-component polyurethane material-compound tank is risen to 90 ~ 95 DEG C, open sand mill distribution box electricity
Source, is then turned on 9# mono-component polyurethane material-compound tank bottom valve, and regulation sand mill membrane pump admission pressure is 0.3MPa(pressure
Can regulate with charging rate, but maximum less than 0.4 MPa), when overflowing material in the middle part of sand mill screen cloth, start sand mill
It is ground.
(2) when, after the material beaten in 9# mono-component polyurethane material-compound tank, closing bottom 9# mono-component polyurethane material-compound tank
Valve, then opens 10# mono-component polyurethane material-compound tank bottom valve, and all 10# mono-component polyurethane material-compound tank materials have been beaten
After, stop grinding, close sand mill distribution box power supply.
(3) material in process of lapping overflowed sand mill screen cloth carries out temperature survey, if more than 110 DEG C, opening sand milling
Machine circulating cooling penstock is lowered the temperature.
3, vacuum dehydration
(1) start 7# mono-component polyurethane and grind storage tank stirring, reactor vacuum system, heat exchanger, open 7# one pack system
Polyurethane grinds storage tank membrane pump intake valve, and the material that 7# mono-component polyurethane grinds in storage tank is squeezed into 1# mono-component polyurethane
Reactor, starts the stirring of 1# mono-component polyurethane reactor, after reactor weight is not further added by, closes grinding pot membrane pump and enters
Air valve.
(2) after 1# mono-component polyurethane temperature of reaction kettle rises to 110 DEG C, timing decompression dehydration, totally 4.5 hours；Timing
Rear temperature controls at 115 ± 5 DEG C, reactor pressure≤0.09MPa.
4, prepolymer reaction
(1), after dehydration, ON cycle water for cooling, 1# mono-component polyurethane temperature of reaction kettle is closed when arriving 100 DEG C
Vacuum system.
(2) after temperature is down to 80 DEG C, sucking quantitative isocyanates in 1# mono-component polyurethane reactor, timing is stirred
2.5 hours, temperature controlled at 80 ~ 85 DEG C.
5, the interpolation of auxiliary agent, solvent
(1) open vacuum system, in 1# mono-component polyurethane reactor, first suck the auxiliary agent of formula metering, molten successively
Agent, closes vacuum after addition, constant speed stirs 0.5 hour, and temperature controls at 80 ~ 85 DEG C.
(2) the interpolation bucket of auxiliary agent need to be cleaned with solvent naphtha, cleanout fluid is sucked 1# mono-component polyurethane reactor.
6, fill
Bundle 2 layer of 30 mesh ferrum net at discharging opening, pail pack is positioned on platform balance, opens 1# mono-component polyurethane reactor
Bottom discharge valve fill, after arriving predetermined weight, switches rapidly next pail pack, by bung on a upper bung, divides with gland device
Vertically it is compacted for twice, is inverted after fill and piles up.
Because of 9# mono-component polyurethane material-compound tank, 10# mono-component polyurethane material-compound tank and 11# mono-component polyurethane material-compound tank,
12# mono-component polyurethane material-compound tank belongs to side-by-side parallel relation, so 11# mono-component polyurethane material-compound tank, the poly-ammonia of 12# one pack system
The operation principle of ester material-compound tank, occupation mode and 9# mono-component polyurethane material-compound tank, 10# mono-component polyurethane material-compound tank are identical.
7# mono-component polyurethane grinds storage tank and belongs to side-by-side parallel relation with 8# mono-component polyurethane grinding storage tank, mono-group of 8#
Segregation urethane grinds the operation principle of storage tank, and it is identical that occupation mode grinds storage tank with 7# mono-component polyurethane.
1# mono-component polyurethane reactor and 2# mono-component polyurethane reactor, 3# mono-component polyurethane reactor, 4# are mono-
Part polyurethane reactor, 5# mono-component polyurethane reactor, 6# mono-component polyurethane reactor belong to side-by-side parallel relation,
2# mono-component polyurethane reactor, 3# mono-component polyurethane reactor, 4# mono-component polyurethane reactor, 5# mono-component polyurethane
Reactor, the operation principle of 6# mono-component polyurethane reactor, occupation mode is identical with 1# mono-component polyurethane reactor.
Two, the production technology of Two-component Waterproof Polyurethane Coating:
(1) component A production technology:
1, dispensing
(1) open 17# two component polyurethane A material reactor operation interface, input formula in raw-material quality, start every
Membrane pump, squeezes into raw material in 17# two component polyurethane A material reactor, closes membrane pump after adding.Charging sequence is: 1# is former
Material storage tank, 2# raw material storage tank, 4# raw material storage tank.
(2) after adding all raw material material, check in 17# two component polyurethane A material reactor the weight of material whether with
Formula metering is identical, it is ensured that error is less than 10kg.
2, vacuum dehydration
Start stirring, and open 17# two component polyurethane A material reactor heat supply valve intensification simultaneously, be raised to 80 in temperature
DEG C time start vacuum pump, open vacuum valve and make pressure≤0.095MPa in still.Temperature rises to 105 DEG C of timing decompression dehydrations
1.5 hour；After timing, temperature controls at 110 ± 5 DEG C, reactor pressure≤0.09MPa.After dehydration, close heating valve
Door, opens cooling system, is cooled to 75 ~ 80 DEG C (closing vacuum valve when temperature drops to 100 DEG C).
3, prepolymer reaction
(1) start 17# two component polyurethane A and expect reactor vacuum system, open vacuum valve, take out negative pressure extremely
0.07MPa.Open suction valve and the most accurately suck quantitative isocyanates by recipe requirements.Open 17# two component polyurethane A
Material reactor stirring motor, normally stirs.
(2) timing is stirred 2.5 hours, and temperature controls at 80 ~ 85 DEG C.
4, the interpolation of auxiliary agent, solvent
(1) open vacuum system, first suck successively in 17# two component polyurethane A material reactor formula metering auxiliary agent,
Solvent, closes vacuum after addition, constant speed stirs 0.5 hour, and temperature controls at 75 ~ 80 DEG C.
(2) the interpolation bucket of auxiliary agent need to use solvent clean, cleanout fluid sucks 17# two component polyurethane A and expects reactor.
5, fill
Bundle 2 layer of 30 mesh ferrum net at discharging opening, pail pack is positioned on platform balance, open 17# two component polyurethane A material anti-
Answer still bottom discharge valve fill, after arriving predetermined weight, switch rapidly next pail pack, by bung on a upper bung, use gland
Device is the most vertically compacted.It is inverted after fill and piles up.
Because 17# two component polyurethane A material reactor expects reactor, 19# two component polyurethane A with 18# two component polyurethane A
Material reactor belongs to side-by-side parallel relation, so 18# two component polyurethane A material reactor, 19# two component polyurethane A expect reaction
Still operation principle is identical with 17# two component polyurethane A material reactor with occupation mode.
(2) B component production technology:
1, dispensing
(1) open 13# two component polyurethane B material material-compound tank operation interface, input formula in raw-material quality, start every
Membrane pump, squeezes into raw material in 13# two component polyurethane B material material-compound tank, closes membrane pump after adding.Charging sequence is followed successively by:
3# raw material storage tank, 4# raw material storage tank, 5# raw material storage tank, 6# raw material storage tank.
(2) after adding all raw material, check in 13# two component polyurethane B material material-compound tank the weight of material whether with join
Fang Jiliang is identical, it is ensured that error is less than 10kg.
2, grind
(1) temperature of material in 13# two component polyurethane B material material-compound tank is risen to 90 ~ 95 DEG C, open sand mill distribution box
Power supply, is then turned on 13# two component polyurethane B and expects that material-compound tank bottom valve, regulation sand mill membrane pump admission pressure are
0.3MPa(pressure can regulate with charging rate, but maximum less than 0.4 MPa), when overflowing material in the middle part of sand mill screen cloth
Time, start sand mill and be ground.
(2) when after the material beaten in 13# two component polyurethane B material material-compound tank, 9# mono-component polyurethane material-compound tank is closed
Bottom valve, stops grinding, closes sand mill distribution box power supply.
(3) material in process of lapping overflowed sand mill screen cloth carries out temperature survey, if more than 110 DEG C, opening sand milling
Machine circulating cooling penstock is lowered the temperature.
3, vacuum dehydration
(1) start 14# two component polyurethane B abrasive lapping storage tank stirring, reactor vacuum system, heat exchanger, open 14# double
Part polyurethane B abrasive lapping storage tank membrane pump intake valve, squeezes into 15# by the material in 14# two component polyurethane B abrasive lapping storage tank
Two component polyurethane B expects reactor, starts 15# two component polyurethane B material reactor stirring, when reactor weight is not further added by
After, close grinding pot membrane pump intake valve.
(2) after 15# two component polyurethane B material temperature of reaction kettle rises to 110 DEG C, timing decompression dehydration, totally 2 hours；Meter
Time after, temperature controls at 115 ± 5 DEG C, reactor pressure≤0.09MPa.
4, the interpolation of auxiliary agent, solvent
(1) after dehydration, start circulating water, material is lowered the temperature and (closes vacuum when temperature drops to 100 DEG C
Valve).
(2) temperature is down to 80 DEG C, opens vacuum valve, opens material sucking valve, in 15# two component polyurethane B material reactor
Suck the auxiliary agent of formula metering, solvent successively.Closing vacuum after addition, constant speed stirs 0.5 hour, and temperature controls 75 ~
80℃。
(3) auxiliary agent interpolation bucket need to use solvent clean, cleanout fluid sucks 15# two component polyurethane B and expects reactor.
5, fill
Bundle 2 layer of 30 mesh ferrum net at discharging opening, pail pack is positioned on platform balance, open 15# two component polyurethane B material anti-
Answer still bottom discharge valve fill, after arriving predetermined weight, switch rapidly next pail pack, by bung on a upper bung, use gland
Device is the most vertically compacted, and is inverted and piles up after fill.
Because 15# two component polyurethane B material reactor belongs to side-by-side parallel relation with 16# two component polyurethane B material reactor,
16# two component polyurethane B material reactor is identical with the operation principle of 15# two component polyurethane B material reactor and occupation mode.
Utilizing process units of the present invention and production technology, the mono-composition poyurethane water-proof paint produced refers mainly to
It is designated as:
New production process makes the performance of product more stable, produces facility simultaneously, saves cost of labor.Workman's number is from often
Class 13 people are reduced to 7 people；The addition grinding workshop section makes the kinematic viscosity of mono-composition poyurethane water-proof paint from 8000 mpa.s(25
DEG C) reduce to 6500(25 DEG C), reduce the usage amount of solvent, improve solids content, both provided cost savings, decrease again solvent
Harm to human body.
The Two-component Waterproof Polyurethane Coating leading indicator produced is:
Easily there is powder body sedimentation problem in Two-component Waterproof Polyurethane Coating B component, makes B component powder body through grinding technics
Finer and smoother, suspension and dispersibility are more preferable, it is not easy to produce precipitation.Also it is not easy after stirring with component A to produce bubble,
Film is closely knit, improves physical property.
Compared with traditional production equipment and production technology, product quality overall performance described in this invention promotes 10% ~
More than 15%.
In the above-described embodiments, the preferred forms of the present invention is described, it is obvious that at the invention structure of the present invention
Under think of, still can make a lot of change.Here, it should be noted that any change made under the inventive concept of the present invention is all incited somebody to action
Fall within the scope of protection of the present invention.
Claims (5)
1. a production technology for new polyturethane waterproofing paint, is characterized in that: include the life of mono-composition poyurethane water-proof paint
Production. art and the production technology of Two-component Waterproof Polyurethane Coating；
(1) production technology of described Two-component Waterproof Polyurethane Coating comprises the steps: the production of two component polyurethane component A
Technique and the production technology of two component polyurethane B component；
(1.1) production technology of described two component polyurethane component A includes: dispensing, the vacuum of two component polyurethane component A take off
Water, the prepolymer reaction of two component polyurethane component A, auxiliary agent and the interpolation of solvent and fill；
(1.1.1) vacuum dehydration of described two component polyurethane component A includes: start stirring, and to open 17# bi-component poly-simultaneously
Urethane A material reactor heat supply valve heats up, and starts vacuum pump when temperature is raised to 80 DEG C, opens vacuum valve and make pressure in still
≤—0.095Mpa；Temperature rises to 105 DEG C of timing decompression dehydrations 1.5 hours；After timing, temperature controls at 110 ± 5 DEG C, reactor
Pressure≤0.09MPa；After dehydration, close heat supply valve, open cooling system, be cooled to 75 ~ 80 DEG C, when temperature drops to
Vacuum valve is closed when 100 DEG C；
(1.1.2) prepolymer reaction of described two component polyurethane component A includes: starts 17# two component polyurethane A and expects reactor
Vacuum system, opens vacuum valve, takes out negative pressure to 0.07MPa；Open suction valve fixed by recipe requirements the most accurately suction
The isocyanates of amount；Open 17# two component polyurethane A and expect reactor stirring motor, normally stir；Timing is stirred 2.5 hours, temperature
Degree controls at 80 ~ 85 DEG C；
(1.2) production technology of described two component polyurethane B component includes: dispensing, the grinding of two component polyurethane B component, double
The interpolation of the vacuum dehydration of part polyurethane B component, auxiliary agent and solvent and fill,
(1.2.1) grinding of described two component polyurethane B component includes: by material in 13# two component polyurethane B material material-compound tank
Temperature rises to 90 ~ 95 DEG C, opens sand mill distribution box power supply, is then turned on 13# two component polyurethane B and expects material-compound tank bottom valve
Door, regulation sand mill membrane pump admission pressure is 0.3MPa, when overflowing material in the middle part of sand mill screen cloth, starts sand mill and enters
Row grinds；When after the material beaten in 13# two component polyurethane B material material-compound tank, close bottom 9# mono-component polyurethane material-compound tank
Valve, stops grinding, closes sand mill distribution box power supply；The material in process of lapping overflowed sand mill screen cloth carries out temperature survey
Amount, if more than 110 DEG C, opens the cooling of sand mill circulating cooling penstock；
(1.2.2) vacuum dehydration of described two component polyurethane B component includes: (1) starts 14# two component polyurethane B abrasive lapping
Storage tank stirring, reactor vacuum system, heat exchanger, open 14# two component polyurethane B abrasive lapping storage tank membrane pump intake valve, will
Material in 14# two component polyurethane B abrasive lapping storage tank is squeezed into 15# two component polyurethane B and is expected reactor, starts 15# bi-component
Polyurethane B material reactor stirring, after reactor weight is not further added by, closes grinding pot membrane pump intake valve；(2) double as 15#
After part polyurethane B material temperature of reaction kettle rises to 110 DEG C, timing decompression dehydration, totally 2 hours；After timing temperature control 115 ±
5 DEG C, reactor pressure≤0.09MPa；
(2) production technology of described mono-composition poyurethane water-proof paint comprises the steps: the waterproof painting of dispensing, mono-component polyurethane
The grinding of material, the vacuum dehydration of mono-composition poyurethane water-proof paint, the prepolymer reaction of mono-composition poyurethane water-proof paint, auxiliary agent
Interpolation with solvent and fill,
(2.1) grinding of described mono-composition poyurethane water-proof paint includes: by the temperature of material in 9# mono-component polyurethane material-compound tank
Degree rises to 90 ~ 95 DEG C, opens sand mill distribution box power supply, is then turned on 9# mono-component polyurethane material-compound tank bottom valve, regulation
Sand mill membrane pump admission pressure is 0.3MPa, when overflowing material in the middle part of sand mill screen cloth, starts sand mill and is ground；
When, after the material beaten in 9# mono-component polyurethane material-compound tank, closing 9# mono-component polyurethane material-compound tank bottom valve, then beat
Open 10# mono-component polyurethane material-compound tank bottom valve, after all 10# mono-component polyurethane material-compound tank materials have been beaten, stop grinding,
Close sand mill distribution box power supply；The material in process of lapping overflowed sand mill screen cloth carries out temperature survey, if more than 110
DEG C, open the cooling of sand mill circulating cooling penstock；
(2.2) prepolymer reaction of described mono-composition poyurethane water-proof paint includes: after dehydration, ON cycle water for cooling,
1# mono-component polyurethane temperature of reaction kettle closes vacuum system when arriving 100 DEG C；After temperature is down to 80 DEG C, to the poly-ammonia of 1# one pack system
Sucking quantitative isocyanates in ester reactor, timing is stirred 2.5 hours, and temperature controls at 80 ~ 85 DEG C；
(3) polyurethane water-proof paint process units, grinds storage tank, list including mono-component polyurethane reactor, mono-component polyurethane
Part polyurethane material-compound tank, two component polyurethane B expect material-compound tank, two component polyurethane B abrasive lapping storage tank, two component polyurethane B
Material reactor, two component polyurethane A material reactor and connection pipeline and control valve；
Mono-component polyurethane reactor includes 6, respectively 1 ~ 6# mono-component polyurethane reactor, and mono-component polyurethane grinds storage
2, tank, respectively 7 ~ 8# mono-component polyurethane grinds storage tank, and mono-component polyurethane material-compound tank is 4, mono-group of respectively 9 ~ 12#
Segregation urethane material-compound tank, also includes 6 raw material storage tanks, respectively 1 ~ 6# raw material storage tank；
Wherein 1 ~ 3# raw material storage tank is by connecting pipeline and 9 ~ 12# mono-component polyurethane material-compound tank, 13# two component polyurethane B
Material material-compound tank, the first charging aperture of 17 ~ 19# two component polyurethane A material reactor are connected；
4 ~ 6# raw material storage tank is joined with 9 ~ 12# mono-component polyurethane material-compound tank, 13# two component polyurethane B material by connecting pipeline
Second charging aperture of batch can, 17 ~ 19# two component polyurethane A material reactor is connected；
The discharging opening of 9 ~ 10# mono-component polyurethane material-compound tank grinds the charging of storage tank by connecting pipeline and 7# mono-component polyurethane
Mouth is connected；
The discharging opening of 11 ~ 12# mono-component polyurethane material-compound tank grinds entering of storage tank by connecting pipeline with 8# mono-component polyurethane
Material mouth is connected；
7# mono-component polyurethane grinds the discharging opening of storage tank and the first charging aperture of 1 ~ 6# mono-component polyurethane reactor by even
Adapter road is even connected；
8# mono-component polyurethane grinds the discharging opening of storage tank and the second charging aperture of 1 ~ 6# mono-component polyurethane reactor by even
Adapter road is even connected；
The discharging opening of 1 ~ 6# mono-component polyurethane reactor is all connected to mono-component polyurethane collecting tank；
The discharging opening of 13# two component polyurethane B material material-compound tank is by connecting pipeline and 14# two component polyurethane B abrasive lapping storage tank
Charging aperture be connected；
The discharging opening of 14# two component polyurethane B abrasive lapping storage tank is expected with 15 ~ 16# two component polyurethane B respectively by connecting pipeline
The charging aperture of reactor is connected；
The discharging opening of 15 ~ 16# two component polyurethane B material reactor is all connected to two component polyurethane B and expects collecting tank；
The discharging opening of 17 ~ 19# two component polyurethane A material reactor is all connected to two component polyurethane A and expects collecting tank.
The production technology of new polyturethane waterproofing paint the most according to claim 1, is characterized in that: on described connection pipeline
It is provided with control valve.
The production technology of new polyturethane waterproofing paint the most according to claim 1, is characterized in that: 1 ~ 6# raw material storage tank
It is equipped with membrane pump on the connection pipeline in exit.
The production technology of new polyturethane waterproofing paint the most according to claim 1, is characterized in that: 9 ~ 10# one pack system is gathered
The discharging opening of urethane material-compound tank and 7# mono-component polyurethane grind the connection pipeline between the charging aperture of storage tank, 11 ~ 12# one pack system
The discharging opening of polyurethane material-compound tank and 8# mono-component polyurethane grind the connection pipeline between the charging aperture of storage tank, 13# bi-component
On connection pipeline between discharging opening and the charging aperture of 14# two component polyurethane B abrasive lapping storage tank of polyurethane B material material-compound tank all
It is provided with sand mill.
The production technology of new polyturethane waterproofing paint the most according to claim 4, is characterized in that: 7# mono-component polyurethane
Grind on the connection pipeline between discharging opening and first charging aperture of 1 ~ 6# mono-component polyurethane reactor of storage tank along material
Flow direction is sequentially provided with heat exchanger and membrane pump；
8# mono-component polyurethane grinds between discharging opening and second charging aperture of 1 ~ 6# mono-component polyurethane reactor of storage tank
Connect and be sequentially provided with heat exchanger and membrane pump along Flow of Goods and Materials direction on pipeline；
The discharging opening of 14# two component polyurethane B abrasive lapping storage tank and 15 ~ 16# two component polyurethane B material reactor charging aperture it
Between connection pipeline on be sequentially provided with heat exchanger and membrane pump along Flow of Goods and Materials direction.
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| CN106752280B (en) * | 2017-01-25 | 2023-09-26 | 新疆科能新材料技术股份有限公司 | Reaction assembly and waterproof coating production equipment |
| CN108404815A (en) * | 2018-04-12 | 2018-08-17 | 潘玉娇 | A kind of polyurethane water-proof paint manufacturing and processing equipment |
| CN109265650A (en) * | 2018-09-26 | 2019-01-25 | 重庆江川化工（集团）有限公司 | The production technology of flame-retardant polyurethane potting compound |
| CN110538601A (en) * | 2019-07-18 | 2019-12-06 | 中山市马里奥机械科技有限公司 | production conveying system of polyurethane adhesive |
| CN113332938B (en) * | 2021-07-12 | 2023-11-28 | 国润(广东)生物科技有限公司 | Multifunctional combined chemical production line device with bidirectional process layout |
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Address after: 262735 Taitou Town, Shouguang City, Weifang City, Shandong Province, 2000 meters west of the government Patentee after: HONGYUAN WATERPROOF TECHNOLOGY GROUP Co.,Ltd. Address before: 262735 Taitou Town, Shouguang City, Weifang City, Shandong Province, 2000 meters west of the government Patentee before: WEIFANG HONGYUAN WATERPROOF MATERIAL Co.,Ltd. |
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Denomination of invention: A new type of polyurethane waterproof coating production device and its process Effective date of registration: 20220913 Granted publication date: 20160824 Pledgee: Shandong Shouguang Rural Commercial Bank Co.,Ltd. Pledgor: HONGYUAN WATERPROOF TECHNOLOGY GROUP Co.,Ltd. Registration number: Y2022980015045 |
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Date of cancellation: 20231007 Granted publication date: 20160824 Pledgee: Shandong Shouguang Rural Commercial Bank Co.,Ltd. Pledgor: HONGYUAN WATERPROOF TECHNOLOGY GROUP Co.,Ltd. Registration number: Y2022980015045 |