CN113146877B - Manufacturing process of modified asphalt waterproof coiled material for planted roof - Google Patents
Manufacturing process of modified asphalt waterproof coiled material for planted roof Download PDFInfo
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- CN113146877B CN113146877B CN202110464312.8A CN202110464312A CN113146877B CN 113146877 B CN113146877 B CN 113146877B CN 202110464312 A CN202110464312 A CN 202110464312A CN 113146877 B CN113146877 B CN 113146877B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7476—Systems, i.e. flow charts or diagrams; Plants
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7466—Combinations of similar mixers
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Abstract
The invention relates to a manufacturing process of a modified asphalt waterproof coiled material for a planted roof, which comprises the following steps of 1, adding asphalt into a high-speed shearing machine, and heating to melt the asphalt; step 2, adding the melted asphalt into a high-speed shearing machine, adding a cosolvent and an SBS modifier, and starting the high-speed shearing machine to mix with the asphalt mixture to prepare modified asphalt; step 3, adding the modified asphalt into a development tank for development, adding a stabilizer and a filler, and stirring to obtain the modified asphalt for the planted roof; and 4, adding the prepared modified asphalt for the planted roof into a dipping groove at the front end of a production line, unfolding the base course layer on the production line and guiding the base course layer into the dipping groove, dipping the modified asphalt for the planted roof, performing thickness control by using a thickness control roller, forming an upper modified asphalt layer and a lower modified asphalt layer on the upper surface and the lower surface of the base course layer respectively, covering an upper surface isolation layer and a lower surface isolation layer on the upper modified asphalt layer and the lower modified asphalt layer respectively, cooling by cooling equipment, counting length, trimming, rolling and packaging to obtain a finished product.
Description
Technical Field
The invention relates to the technical field of waterproof coiled materials, in particular to a manufacturing process of a modified asphalt waterproof coiled material for a planted roof.
Background
The modified asphalt waterproof coiled material is widely applied to waterproof projects such as roofs, basements, toilets and the like of industrial and civil buildings and waterproof and moistureproof projects such as roof gardens, roads, bridges, tunnels, parking lots, swimming pools and the like, is used as a leakage-free connection between an engineering foundation and a building, and is a waterproof barrier of the whole engineering. The existing modified asphalt waterproof coiled material is processed and manufactured by a certain processing procedure by taking modified petroleum asphalt as a stagnation-inducing covering layer, taking materials such as polyester fiber non-woven fabric, jute cloth, glass fiber felt and the like as a base and taking a plastic film as an anti-sticking isolating layer, and has good waterproofness, high elasticity and fatigue resistance.
In the prior art for preparing modified asphalt, the actual condition of a modifier SBS in asphalt cannot be accurately controlled, so that the prepared modified asphalt cannot achieve higher performance, the original waste is caused, and finally the quality of waterproof coiled materials manufactured by using the modified asphalt is not high.
Disclosure of Invention
Therefore, the invention provides a manufacturing process of a modified asphalt waterproof coiled material for a planted roof, which is used for solving the problems that the actual condition of a modifier SBS in asphalt cannot be accurately controlled in the prior art, so that the prepared modified asphalt cannot achieve higher performance, raw material waste is caused, and finally the quality of the waterproof coiled material manufactured by using the modified asphalt is not high.
In order to achieve the purpose, the invention provides a manufacturing process of a modified asphalt waterproof coiled material for a planted roof, which comprises the following steps,
in the step 2, a central control unit is preset with an asphalt type a0, a cosolvent type B0, a high-speed shearing machine rotating speed V, a standard SBS compatibility range C0 and a standard SBS dispersion degree range D0, and selects a corresponding standard compatibility range C0 (Cmin, Cmax) and a standard microparticle dispersion degree range D0 (Dmin, Dmax) according to the asphalt type and the modifier type, wherein Cmin is a minimum value of the standard compatibility range, Cmax is a maximum value of the standard compatibility range, Dmin is a minimum value of a coefficient range of the standard microparticle dispersion degree, Dmax is a maximum value of the coefficient range of the standard microparticle dispersion degree, Cmin is less than Cmax, and Dmin is less than Dmax;
when preparing modified asphalt, the central control unit selects corresponding cosolvent types according to the types of the asphalt and calculates a standard SBS compatibility range C0 and a standard SBS dispersion degree range D0, the central control unit calculates actual SBS compatibility and actual SBS dispersion degree and compares the actual SBS compatibility and the actual SBS dispersion degree with a standard SBS compatibility range C0 and a standard SBS dispersion degree range D0, when the central control unit judges that the actual SBS compatibility is not in the standard SBS compatibility range, if the actual compatibility C is larger than Cmax, the central control unit controls the addition amount of the asphalt according to the difference between C and Cmax so as to adjust the actual SBS compatibility to the standard range, if the actual dispersion degree C is smaller than Cmin, the central control unit controls the addition amount of the cosolvent according to the difference between C and Cmin so as to adjust the actual SBS compatibility to the standard range, and when the central control unit judges that the actual SBS dispersion degree is not in the standard range, if the actual SBS dispersion degree D is larger than Dmax, the central control unit controls the motor to adjust the rotating speed of the stirring part to a corresponding value according to the difference between the actual particle dispersion degree D and the maximum value Dmax of the particle dispersion range, the actual particle dispersion degree is adjusted to the standard particle dispersion degree by adjusting the rotating speed of the stirring part, if D is smaller than Dmin, the central control unit adds SBS modifier into the high-speed shearing machine according to the difference between the actual particle dispersion degree D and the minimum value Dmin of the particle dispersion degree, and the actual particle dispersion degree is adjusted to the standard particle dispersion degree by increasing the proportion of the modifier.
Further, the central control unit is provided with a first asphalt type P1, a second asphalt type P2, a third asphalt type P3, a fourth asphalt type P4, a first cosolvent type R1, a second cosolvent type R2, a third cosolvent type R3 and a fourth cosolvent type R4, selects a cosolvent type according to the asphalt type when the modified asphalt is prepared, selects a cosolvent a1 when the central control unit detects that the asphalt type is P1, selects a cosolvent A3 when the central control unit detects that the asphalt type is P2, selects a cosolvent A3 when the central control unit detects that the asphalt type is P3, and selects a cosolvent a4 when the central control unit detects that the asphalt type is P4.
Further, the central control unit is preset with a first compatibility difference Δ C1, a second compatibility difference Δ C2, a third compatibility difference Δ C3, a fourth compatibility difference Δ C4, a first co-solvent addition amount Δ Q1, a second co-solvent addition amount Δ Q2, a third co-solvent addition amount Δ Q3, a fourth co-solvent addition amount Δ Q4, a first asphalt addition amount Δ W1, a second asphalt addition amount Δ W2, a third asphalt addition amount Δ W3 and a fourth asphalt addition amount Δ W4, and is set as Δ C1 < [ delta ] C2 < [ delta ] C3 < [ delta ] C4 ], Δ Q1 < [ delta ] 2 < [ delta ] Q3 < [ delta ] Q4, [ delta ] W1 < [ delta ] W2 < [ delta ] Δ W3 < [ delta ] 4;
when preparing modified asphalt, the mass of asphalt added into the high-speed shearing machine is recorded as W, the mass of cosolvent added is recorded as Q,
the central control unit calculates the actual compatibility C of the SBS modifier in the asphalt according to data detected by an ultrasonic probe, when C is larger than Cmax, the central control unit selects the corresponding asphalt addition amount W according to a comparison result by calculating the difference value Delta C between the actual compatibility C and the maximum Cmax in a compatibility range C0 and comparing the difference value Delta C with a preset compatibility difference value, and sets the addition quantity Delta C = C-Cmax,
when the delta C1 is less than the delta C and less than or equal to the delta C2, the central control unit adds asphalt into the high-speed shearing machine and sets the adding amount of the asphalt to be delta W1,
when the delta C2 is less than the delta C and less than or equal to the delta C3, the central control unit adds asphalt into the high-speed shearing machine and sets the adding amount of the asphalt to be delta W2,
when the delta C3 is less than the delta C and less than or equal to the delta C4, the central control unit adds asphalt into the high-speed shearing machine and sets the adding amount of the asphalt to be delta W3,
when DeltaC is >. DELTA.C 4, the central control unit adds asphalt into the high-speed shearing machine and sets the adding amount of the asphalt to be DeltaW 4,
when C is less than Cmin, the central control unit calculates the difference Delta C ' between the actual compatibility C and the maximum value Cmin in the compatibility range C0, compares the difference Delta C ' with a preset compatibility difference, selects the mass of a corresponding cosolvent according to the comparison result to adjust the compatibility, sets Delta C ' = Cmin-C,
when the delta C1 is less than the delta C' and less than the delta C2, the central control unit adds a cosolvent into the high-speed shearing machine and sets the adding amount of the cosolvent to be delta Q1,
when the delta C2 is less than the delta C' and less than the delta C3, the central control unit adds a cosolvent into the high-speed shearing machine and sets the adding amount of the cosolvent to be delta Q2,
when the delta C is less than the delta C', is less than or equal to the delta C4, the central control unit adds a cosolvent into the high-speed shearing machine and sets the adding amount of the cosolvent to be delta Q3,
when deltaC' >. DELTA.C 4, the central control unit adds a cosolvent into the high-speed shearing machine and sets the addition amount of the cosolvent to be deltaQ 4.
When the central control unit adjusts the amount of the added asphalt by delta Wi, the adjusted asphalt amount is W ', and W' = W + deltawi, i =1,2,3 and 4 are set;
when the central control unit adjusts the amount of the added asphalt by delta Qj, the adjusted cosolvent amount is Q ', and Q' = Q + deltaQj is set, and j =1,2,3 and 4;
the compatibility C calculation formula is C = W '/W + Q'/Q.
Furthermore, the central control unit is also preset with a first particle dispersion degree difference delta D1, a second particle dispersion degree difference delta D2, a third particle dispersion degree difference delta D3, a fourth particle dispersion degree difference delta D4, a first high-speed shearing machine rotating speed adjusting coefficient alpha 1, a second high-speed shearing machine rotating speed adjusting coefficient alpha 2, a third high-speed shearing machine rotating speed adjusting coefficient alpha 3 and a fourth high-speed shearing machine rotating speed adjusting coefficient alpha 4, a first SBS modifying agent increment delta U1, a second SBS modifying agent increment delta U2, a third SBS modifying agent increment delta U3 and a fourth SBS modifying agent increment delta U4, wherein delta D1 is less than delta D2 and less than delta D3 and less than D4, and delta U1 is less than delta U2 and less than delta U3 and less than delta U4;
when the high-speed shearing machine is used for preparing the modified asphalt, the central control unit calculates the actual particle dispersion degree D of the modifier in the asphalt according to the data monitored by the ultrasonic probe in real time, compares the actual particle dispersion degree D with the particle dispersion degree range D0, and selects different adjusting modes according to different comparison results;
when D is larger than Dmax, the central control unit selects a corresponding high-speed shearer paddle rotating speed adjusting coefficient according to the difference Delta D between the actual particle dispersion degree D and the maximum value Dmax of the particle dispersion degree range to adjust the rotating speed of the high-speed shearer, and sets Delta D = D-Dmax,
when the delta D1 is less than the delta D and less than the delta D2, the central control unit selects alpha 1 to adjust the rotating speed of the stirring part,
when the delta D2 is less than the delta D and less than the delta D3, the central control unit selects alpha 2 to adjust the rotating speed of the stirring part,
when the delta D3 is less than the delta D and less than the delta D4, the central control unit selects alpha 3 to adjust the rotating speed of the stirring part,
when DeltaD is >. DELTA.D 4, the central control unit selects alpha 4 to adjust the rotating speed of the stirring part,
when the rotation speed of the stirring part is adjusted by α i, the central control unit sets the adjusted rotation speed of the stirring part to V ', and sets V' = V × α a, and a =1,2,3, 4.
When D is less than Dmin, the central control unit selects a corresponding modifier increment addition modifier according to the difference delta D 'between the actual particle dispersion degree D and the minimum particle dispersion degree Dmin, sets delta D' = Dmax-D,
when the delta D1 is less than delta D' and less than delta D2, the central control unit adds a modifier into the high-speed shearing machine and sets the addition amount of the modifier to be delta U1;
when the delta D2 is less than delta D' and less than delta D3, the central control unit adds a modifier into the high-speed shearing machine and sets the addition amount of the modifier to be delta U2;
when the delta D3 is less than delta D' and less than delta D4, the central control unit adds a modifier into the high-speed shearing machine and sets the addition amount of the modifier to be delta U3;
when Δ D' >. Δ C4, the central control unit adds a modifier into the high-speed shearing machine and sets the addition amount of the modifier to Δ U4.
Furthermore, the central control unit is also provided with a maximum adjusting frequency Na0, a maximum asphalt adding amount delta Wmax and a maximum cosolvent adding amount delta Qmax;
when the central control unit finishes one-time adjustment of the asphalt or the cosolvent in the high-speed shearing machine when the modified asphalt is prepared, the central control unit sets the actual adjustment frequency Na =1, and when the central control unit judges that the actual compatibility C does not belong to the standard compatibility range C0, if the central control unit judges that the actual adjustment frequency Na = Na0 or delta W = [ Delta ] Wmax or delta Q = [ Delta ] Qmax, the central control unit increases the temperature in the high-speed shearing machine.
Further, the central control unit is also provided with a maximum adjusting frequency Nb0, a maximum stirring part rotating speed Vmax and a maximum modifier addition amount maximum value delta Umax;
when the central control unit completes one adjustment of the rotation speed of the stirring part of the high-speed shearing machine or the addition amount of the modifier when the modified asphalt is prepared, the central control unit sets the actual adjustment number Nb =1, and when the central control unit judges that the actual fine particle dispersion D does not belong to the standard fine particle dispersion range D0, if the central control unit judges that the actual adjustment number Nb = Nb0 or V' =ΔWmax or Δ U =ΔUmax, the central control unit increases the temperature in the high-speed shearing machine.
Further, when the modified asphalt is prepared, the central control unit calculates the actual compatibility C of the SBS modifier asphalt mixture and the actual dispersion degree D of the particles in the asphalt, and when the actual compatibility C is within a preset compatibility range C0 and the actual dispersion degree D of the particles in the asphalt is within a preset dispersion degree range D0, the central control unit judges that the asphalt modification is completed.
Furthermore, the central control unit is also preset with a first total asphalt amount W '1, a second total asphalt amount W' 2, a third total asphalt amount W '3, a fourth total asphalt amount W' 4, a first stabilizer addition amount H1, a second stabilizer addition amount H2, a third stabilizer addition amount H3 and a fourth stabilizer addition amount H4;
and after the preparation of the modified asphalt is finished, conveying the modified asphalt to a development tank, selecting the corresponding stabilizer addition amount by the central control unit according to the total asphalt amount, and when the total asphalt amount is W' i, selecting Hi by the central control unit to add the stabilizer into the development tank, and setting i =1,2,3 and 4.
Further, the waterproof roll is of a five-layer structure, and comprises the following components in sequence from top to bottom: the upper surface isolation layer, the upper modified asphalt layer, the base layer, the lower modified asphalt layer and the lower surface isolation layer; the upper modified asphalt layer and the lower modified asphalt layer are made of modified asphalt.
Further, the upper surface isolation layer is one of a polyethylene film, coated sand or a PET isolation film, and the lower surface isolation layer is a polyethylene film; the base layer is a copper foil base.
Compared with the prior art, the method has the advantages that the standard compatibility range and the standard dispersion range are preset in the central control unit, when the modified asphalt waterproof roll material for the planted roof is prepared, the central control unit compares the actual compatibility with the preset standard compatibility range, compares the actual dispersion range with the preset standard dispersion range and judges whether the modified asphalt is modified or not according to the comparison result, if the modified asphalt waterproof roll material is not modified, the central control unit adjusts all parameters in the modification process in real time so that the actual compatibility and the dispersion range reach the preset range, and the raw material utilization rate can be improved and the performance of the modified asphalt can be improved by accurately controlling the asphalt mixing condition in the asphalt modification process, so that the quality of the waterproof roll material prepared by using the modified asphalt is further improved.
Further, through predetermineeing a plurality of asphalt types and latent solvent kind, when preparing modified asphalt, well accuse unit cell can select corresponding latent solvent kind according to the asphalt type of difference, can be through the control of raw materials, and the accurate mixed situation of controlling modified asphalt can reduce the waste of raw materials, promotes modified asphalt's performance, further improves the quality of the waterproofing membrane who utilizes this modified asphalt to make.
Furthermore, the central control unit detects the compatibility of the mixed asphalt in real time, when the actual compatibility is not within the preset range, the central control unit compares the actual compatibility with the preset compatibility range and selects different adjusting modes according to different comparison results, so that the actual compatibility is within the preset range to obtain the high-performance modified asphalt, the waste of raw materials can be further reduced and the performance of the modified asphalt can be improved by accurately controlling the asphalt mixing condition, and the quality of the waterproof coiled material prepared by using the modified asphalt is further ensured.
Furthermore, the middle control unit compares the actual particle dispersion degree with the preset particle dispersion degree range and selects different adjusting modes according to different comparison results when the actual particle dispersion degree is not within the preset range through detecting the particle dispersion degree of the mixed asphalt in real time, so that the actual compatibility is within the preset range to prepare the high-performance modified asphalt.
Furthermore, the central control unit is also provided with the maximum adjusting times, the maximum asphalt adding amount and the maximum cosolvent adding amount, when the central control unit judges that the actual compatibility is not in the preset range and reaches the maximum adjusting condition of the device, the temperature of the device is increased to adjust the actual compatibility, so that the actual compatibility is in the preset range.
Furthermore, the central control unit is also provided with the maximum adjusting times, the maximum rotating speed of the stirring part and the maximum addition amount of the modifier, and when the central control unit judges that the actual dispersion degree of the particles is not in the preset range and reaches the maximum adjusting condition of the device, the temperature of the device is increased to adjust the actual dispersion degree of the particles, so that the dispersion degree of the particles is in the preset range.
And further, a stabilizer and other fillers are added into the modified asphalt, so that the performance of the modified asphalt is further improved, and the quality of the waterproof coiled material prepared from the modified asphalt is ensured.
Drawings
FIG. 1 is a schematic structural diagram of a preparation device for the preparation method of the modified asphalt waterproof roll material;
FIG. 2 is a flow chart of a preparation method of the modified asphalt waterproof roll material of the invention.
1-a first feeding hole, 2-a second feeding hole, 3-a third feeding hole, 4-a first motor, 5-a second motor, 6-a shearing part, 7-a stirring part, 8-a first discharging hole, 9-a second discharging hole, 10-an ultrasonic detection device, 11-a temperature sensor, 12-a development device and 13-a high-speed shearing machine.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the invention is further described below with reference to examples; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and do not limit the scope of the present invention.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1, an apparatus for preparing modified asphalt according to an embodiment of the present invention includes:
a first inlet 1 and a second inlet 2 for feeding the raw material into a high speed shear 13.
The high-speed shearing machine 13 comprises a first feeding hole 1, a second feeding hole 2, a first motor 4, a shearing part 6 and a first discharging hole 8 and is used for preparing modified asphalt.
The development device 12 comprises a third feeding port 3, a second motor 5, a stirring part 7 and a second discharging port 9, and is used for improving the stability of the modified asphalt.
The central control unit (not shown in the figure) is used for receiving the data detected by the ultrasonic probe in real time, controlling the rotating speed of the high-speed shearing machine according to the detected data and adjusting the quality of the raw materials to prepare the modified asphalt;
specifically, the high-speed shearing machine 13 is connected with the development device, the high-speed shearing machine 13 is provided with a first feeding hole 1, a second feeding hole 2, a first motor 4, a shearing part 6 and a first discharging hole 8, when modified asphalt is prepared, raw asphalt is conveyed to the high-speed shearing machine 13 through the first feeding hole and the high-speed shearing machine 13 is heated to melt the asphalt, an SBS modifier and a cosolvent are conveyed to the high-speed shearing machine 13 through the second feeding hole, when the central control unit detects that the asphalt is completely melted, the first motor 4 is started to drive the shearing part 6 to shear the mixed asphalt to obtain the modified asphalt, when the central control unit detects that the prepared modified asphalt meets the condition, the central control unit opens the first discharging hole 8 to convey the prepared modified asphalt to the development device 12, and when the central control unit detects that the modified asphalt exists in the development device 12, the central control unit starts the second motor 5 to drive the stirring part 7 and simultaneously adds the stabilizer and other fillers through the third feeding hole 3 to stabilize the performance of the modified asphalt, and after the stirring is completed, the central control unit conveys the asphalt to the front end soaking tank of the production line through the second discharging hole 9.
Referring to fig. 2, a manufacturing process of a modified asphalt waterproof roll for a planted roof includes,
in the step 2, a central control unit is preset with an asphalt type a0, a cosolvent type B0, a high-speed shearing machine rotating speed V, a standard SBS compatibility range C0 and a standard SBS dispersion degree range D0, and selects a corresponding standard compatibility range C0 (Cmin, Cmax) and a standard microparticle dispersion degree range D0 (Dmin, Dmax) according to the asphalt type and the modifier type, wherein Cmin is a minimum value of the standard compatibility range, Cmax is a maximum value of the standard compatibility range, Dmin is a minimum value of a coefficient range of the standard microparticle dispersion degree, Dmax is a maximum value of the coefficient range of the standard microparticle dispersion degree, Cmin is less than Cmax, and Dmin is less than Dmax;
when preparing modified asphalt, the central control unit selects corresponding cosolvent types according to the types of the asphalt and calculates a standard SBS compatibility range C0 and a standard SBS dispersion degree range D0, the central control unit calculates actual SBS compatibility and actual SBS dispersion degree and compares the actual SBS compatibility and the actual SBS dispersion degree with a standard SBS compatibility range C0 and a standard SBS dispersion degree range D0, when the central control unit judges that the actual SBS compatibility is not in the standard SBS compatibility range, if the actual compatibility C is larger than Cmax, the central control unit controls the addition amount of the asphalt according to the difference between C and Cmax so as to adjust the actual SBS compatibility to the standard range, if the actual dispersion degree C is smaller than Cmin, the central control unit controls the addition amount of the cosolvent according to the difference between C and Cmin so as to adjust the actual SBS compatibility to the standard range, and when the central control unit judges that the actual SBS dispersion degree is not in the standard range, if the actual SBS dispersion degree D is larger than Dmax, the central control unit controls the motor to adjust the rotating speed of the stirring part to a corresponding value according to the difference between the actual particle dispersion degree D and the maximum value Dmax of the particle dispersion range, the actual particle dispersion degree is adjusted to the standard particle dispersion degree by adjusting the rotating speed of the stirring part, if D is smaller than Dmin, the central control unit adds SBS modifier into the high-speed shearing machine according to the difference between the actual particle dispersion degree D and the minimum value Dmin of the particle dispersion degree, and the actual particle dispersion degree is adjusted to the standard particle dispersion degree by increasing the proportion of the modifier.
Specifically, the central control unit is provided with a first asphalt type P1, a second asphalt type P2, a third asphalt type P3, a fourth asphalt type P4, a first cosolvent type R1, a second cosolvent type R2, a third cosolvent type R3 and a fourth cosolvent type R4, when the modified asphalt is prepared, the central control unit selects the cosolvent type according to the asphalt type, when the central control unit detects that the asphalt type is P1, the central control unit selects a cosolvent A1, when the central control unit detects that the asphalt type is P2, the central control unit selects a cosolvent A3, when the central control unit detects that the asphalt type is P3, the central control unit selects a cosolvent A3, and when the central control unit detects that the asphalt type is P4, the central control unit selects a cosolvent A4.
Specifically, the central control unit is preset with a first compatibility difference Δ C1, a second compatibility difference Δ C2, a third compatibility difference Δ C3, a fourth compatibility difference Δ C4, a first co-solvent addition amount Δ Q1, a second co-solvent addition amount Δ Q2, a third co-solvent addition amount Δ Q3, a fourth co-solvent addition amount Δ Q4, a first asphalt addition amount Δ W1, a second asphalt addition amount Δ W2, a third asphalt addition amount Δ W3 and a fourth asphalt addition amount Δ W4, and is set as Δ C1 < [ delta ] 2 < [ delta ] C3 < [ delta ] C4 ], Δ Q1 < [ delta ] 2 < [ delta ] Q3 < [ delta ] Q4, [ delta ] W1 < [ delta ] W2 < [ delta ] Δ 3 < [ delta ] W4;
when preparing modified asphalt, the mass of asphalt added into the high-speed shearing machine is recorded as W, the mass of cosolvent added is recorded as Q,
the central control unit calculates the actual compatibility C of the SBS modifier in the asphalt according to data detected by an ultrasonic probe, when C is larger than Cmax, the central control unit selects the corresponding asphalt addition amount W according to a comparison result by calculating the difference value Delta C between the actual compatibility C and the maximum Cmax in a compatibility range C0 and comparing the difference value Delta C with a preset compatibility difference value, and sets the addition quantity Delta C = C-Cmax,
when the delta C1 is less than the delta C and less than or equal to the delta C2, the central control unit adds asphalt into the high-speed shearing machine and sets the adding amount of the asphalt to be delta W1,
when the delta C2 is less than the delta C and less than or equal to the delta C3, the central control unit adds asphalt into the high-speed shearing machine and sets the adding amount of the asphalt to be delta W2,
when the delta C3 is less than the delta C and less than or equal to the delta C4, the central control unit adds asphalt into the high-speed shearing machine and sets the adding amount of the asphalt to be delta W3,
when DeltaC is >. DELTA.C 4, the central control unit adds asphalt into the high-speed shearing machine and sets the adding amount of the asphalt to be DeltaW 4,
when C is less than Cmin, the central control unit calculates the difference Delta C ' between the actual compatibility C and the maximum value Cmin in the compatibility range C0, compares the difference Delta C ' with a preset compatibility difference, selects the mass of a corresponding cosolvent according to the comparison result to adjust the compatibility, sets Delta C ' = Cmin-C,
when the delta C1 is less than the delta C' and less than the delta C2, the central control unit adds a cosolvent into the high-speed shearing machine and sets the adding amount of the cosolvent to be delta Q1,
when the delta C2 is less than the delta C' and less than the delta C3, the central control unit adds a cosolvent into the high-speed shearing machine and sets the adding amount of the cosolvent to be delta Q2,
when the delta C is less than the delta C', is less than or equal to the delta C4, the central control unit adds a cosolvent into the high-speed shearing machine and sets the adding amount of the cosolvent to be delta Q3,
when Δ C' >. Δ C4, the central control unit adds a cosolvent into the high-speed shearing machine and sets the addition amount of the cosolvent to be Δ Q4.
When the central control unit adjusts the amount of the added asphalt by delta Wi, the adjusted asphalt amount is W ', and W' = W + deltawi, i =1,2,3 and 4 are set;
when the central control unit adjusts the amount of the added asphalt by delta Qj, the adjusted cosolvent amount is Q ', and Q' = Q + deltaQj is set, and j =1,2,3 and 4;
the compatibility C calculation formula is C = W '/W + Q'/Q.
Specifically, the central control unit is also provided with a first particle dispersity difference delta D1, a second particle dispersity difference delta D2, a third particle dispersity difference delta D3, a fourth particle dispersity difference delta D4, a first high-speed shearing machine rotating speed adjusting coefficient alpha 1, a second high-speed shearing machine rotating speed adjusting coefficient alpha 2, a third high-speed shearing machine rotating speed adjusting coefficient alpha 3 and a fourth high-speed shearing machine rotating speed adjusting coefficient alpha 4, a first SBS modifying agent increment delta U1, a second SBS modifying agent increment delta U2, a third SBS modifying agent increment delta U3 and a fourth SBS modifying agent increment delta U4, wherein delta D1 < [ delta ] D2 ] <deltaD 3 < [ delta ] D4, delta U1 < [ delta ] U2 < [ delta ] 3 < [ delta ] U4;
when the high-speed shearing machine is used for preparing the modified asphalt, the central control unit calculates the actual particle dispersion degree D of the modifier in the asphalt according to the data monitored by the ultrasonic probe in real time, compares the actual particle dispersion degree D with the particle dispersion degree range D0, and selects different adjusting modes according to different comparison results;
when D is larger than Dmax, the central control unit selects a corresponding high-speed shearing machine paddle rotating speed adjusting coefficient according to the difference Delta D between the actual particle dispersion degree D and the maximum value Dmax of the particle dispersion degree range to adjust the rotating speed of the high-speed shearing machine, and sets Delta D = D-Dmax,
when the delta D1 is less than the delta D and less than the delta D2, the central control unit selects alpha 1 to adjust the rotating speed of the stirring part,
when the delta D2 is less than the delta D and less than the delta D3, the central control unit selects alpha 2 to adjust the rotating speed of the stirring part,
when the delta D3 is less than the delta D and less than the delta D4, the central control unit selects alpha 3 to adjust the rotating speed of the stirring part,
when DeltaD is >. DELTA.D 4, the central control unit selects alpha 4 to adjust the rotating speed of the stirring part,
when the rotation speed of the stirring part is adjusted by α i, the central control unit sets the adjusted rotation speed of the stirring part to V ', and sets V' = V × α a, and a =1,2,3, 4.
When D is less than Dmin, the central control unit selects the corresponding modifier increment addition modifier according to the difference Delta D 'between the actual particle dispersion D and the minimum value Dmin of the particle dispersion, sets Delta D' = Dmax-D,
when the delta D1 is less than delta D' and less than delta D2, the central control unit adds a modifier into the high-speed shearing machine and sets the addition amount of the modifier to be delta U1;
when the delta D2 is less than delta D' and less than delta D3, the central control unit adds a modifier into the high-speed shearing machine and sets the addition amount of the modifier to be delta U2;
when the delta D3 is less than delta D', and is less than or equal to delta D4, the central control unit adds the modifier into the high-speed shearing machine and sets the adding amount of the modifier to be delta U3;
when Δ D' >. Δ C4, the central control unit adds a modifier into the high-speed shearing machine and sets the addition amount of the modifier to Δ U4.
Specifically, the central control unit is also provided with a maximum adjusting frequency Na0, a maximum asphalt adding amount delta Wmax and a maximum cosolvent adding amount delta Qmax;
when the central control unit finishes one-time adjustment of the asphalt or the cosolvent in the high-speed shearing machine when the modified asphalt is prepared, the central control unit sets the actual adjustment frequency Na =1, and when the central control unit judges that the actual compatibility C does not belong to the standard compatibility range C0, if the central control unit judges that the actual adjustment frequency Na = Na0 or delta W = [ Delta ] Wmax or delta Q = [ Delta ] Qmax, the central control unit increases the temperature in the high-speed shearing machine.
Specifically, the central control unit is further provided with a maximum adjustment frequency Nb0, a maximum stirring part rotating speed Vmax and a maximum modifier addition amount maximum value delta Umax;
when the central control unit completes one adjustment of the rotation speed of the stirring part of the high-speed shearing machine or the addition amount of the modifier when the modified asphalt is prepared, the central control unit sets the actual adjustment number Nb =1, and when the central control unit judges that the actual fine particle dispersion D does not belong to the standard fine particle dispersion range D0, if the central control unit judges that the actual adjustment number Nb = Nb0 or V' =ΔWmax or Δ U =ΔUmax, the central control unit increases the temperature in the high-speed shearing machine.
Specifically, when modified asphalt is prepared, the central control unit calculates the actual compatibility C of the SBS modifier asphalt mixture and the actual dispersion degree D of the particles in the asphalt, and when the actual compatibility C is within a preset compatibility range C0 and the actual dispersion degree D of the particles in the asphalt is within a preset dispersion degree range D0, the central control unit judges that the asphalt modification is completed.
Specifically, the central control unit is also preset with a first total asphalt amount W '1, a second total asphalt amount W' 2, a third total asphalt amount W '3, a fourth total asphalt amount W' 4, a first stabilizer addition amount H1, a second stabilizer addition amount H2, a third stabilizer addition amount H3 and a fourth stabilizer addition amount H4;
and after the preparation of the modified asphalt is finished, conveying the modified asphalt to a development tank, selecting the corresponding stabilizer addition amount by the central control unit according to the total asphalt amount, and when the total asphalt amount is W' i, selecting Hi by the central control unit to add the stabilizer into the development tank, and setting i =1,2,3 and 4.
Specifically, the waterproof roll is of a five-layer structure, and comprises the following components in sequence from top to bottom: the upper surface isolation layer, the upper modified asphalt layer, the base layer, the lower modified asphalt layer and the lower surface isolation layer; the upper modified asphalt layer and the lower modified asphalt layer are made of modified asphalt.
Specifically, the upper surface isolation layer is one of a polyethylene film, precoated sand or a PET isolation film, and the lower surface isolation layer is a polyethylene film; the base layer is a copper foil base.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention; various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A manufacturing process of a modified asphalt waterproof coiled material for a planted roof is characterized by comprising the following steps of,
step 1, adding asphalt into a high-speed shearing machine, and heating the asphalt by the high-speed shearing machine to melt the asphalt;
step 2, adding a cosolvent and an SBS modifier into the high-speed shearing machine in sequence, and uniformly stirring the molten asphalt, the cosolvent and the SBS modifier by the high-speed shearing machine to prepare modified asphalt;
step 3, outputting the modified asphalt to a development tank by the high-speed shearing machine, developing the modified asphalt by a development pipe, adding a stabilizer and a filler into the development tank in the development process, and stirring the materials in the development tank after adding the stabilizer and the filler to prepare the modified asphalt for the planted roof;
step 4, adding the prepared modified asphalt for the planted roof into a dipping tank at the front end of a production line, unfolding a base course layer on the production line and guiding the base course layer into the dipping tank so as to enable the base course layer to dip the modified asphalt for the planted roof, controlling the thickness of the base course layer by using a thickness control roller in a dipping process so as to form an upper modified asphalt layer and a lower modified asphalt layer on the upper surface and the lower surface of the base course layer respectively, covering an upper surface isolation layer and a lower surface isolation layer on the surface of the upper modified asphalt layer and the surface of the lower modified asphalt layer respectively, cooling by cooling equipment, and then sequentially carrying out length counting, edge cutting, rolling and packaging to obtain a finished product;
in the step 2, a central control unit is preset with an asphalt type a0, a cosolvent type B0, a high-speed shearing machine rotation speed V, a standard SBS compatibility range C0 and a standard SBS dispersion degree range D0, and selects a corresponding standard compatibility range C0 (Cmin, Cmax) and a standard microparticle dispersion degree range D0 (Dmin, Dmax) according to the asphalt type and the modifier type, wherein Cmin is a minimum value of the standard compatibility range, Cmax is a maximum value of the standard compatibility range, Dmin is a minimum value of a coefficient range of the standard microparticle dispersion degree, Dmax is a maximum value of the coefficient range of the standard microparticle dispersion degree, Cmin is less than Cmax, and Dmin is less than Dmax;
when preparing modified asphalt, the central control unit selects corresponding cosolvent types according to the types of the asphalt and calculates a standard SBS compatibility range C0 and a standard SBS dispersion degree range D0, the central control unit calculates actual SBS compatibility and actual SBS dispersion degree and compares the actual SBS compatibility and the actual SBS dispersion degree with a standard SBS compatibility range C0 and a standard SBS dispersion degree range D0, when the central control unit judges that the actual SBS compatibility is not in the standard SBS compatibility range, if the actual compatibility C is larger than Cmax, the central control unit controls the addition amount of the asphalt according to the difference between C and Cmax so as to adjust the actual SBS compatibility to the standard range, if the actual dispersion degree C is smaller than Cmin, the central control unit controls the addition amount of the cosolvent according to the difference between C and Cmin so as to adjust the actual SBS compatibility to the standard range, and when the central control unit judges that the actual SBS dispersion degree is not in the standard range, if the actual SBS dispersion degree D is larger than Dmax, the central control unit controls the motor to adjust the rotating speed of the stirring part to a corresponding value according to the difference between the actual particle dispersion degree D and the maximum value Dmax of the particle dispersion degree range, adjusts the actual particle dispersion degree to the standard particle dispersion degree by adjusting the rotating speed of the stirring part, if D is smaller than Dmin, the central control unit adds SBS modifier into the high-speed shearing machine according to the difference between the actual particle dispersion degree D and the minimum value Dmin of the particle dispersion degree, and adjusts the actual particle dispersion degree to the standard particle dispersion degree by increasing the proportion of the modifier,
when preparing modified asphalt, raw material asphalt is conveyed to a high-speed shearing machine through a first feeding hole and heated to melt the asphalt, SBS modifier and cosolvent are conveyed to the high-speed shearing machine through a second feeding hole, when the central control unit detects that the asphalt is completely melted, the first motor is started to drive the shearing part to shear the mixed asphalt to obtain the modified asphalt, when the central control unit detects that the prepared modified asphalt meets the conditions, the central control unit opens the first discharge hole to convey the prepared modified asphalt to the development device, when the central control unit detects that modified asphalt exists in the development device, the central control unit starts the second motor to drive the stirring part and simultaneously adds a stabilizing agent and other fillers through the third feeding hole to stabilize the performance of the modified asphalt, after the stirring is completed, the central control unit conveys the asphalt to the front end soaking tank of the production line through a second discharge hole.
2. The manufacturing process of the modified asphalt waterproof roll for plant roofing according to claim 1, characterized in that the central control unit is provided with a first asphalt type P1, a second asphalt type P2, a third asphalt type P3, a fourth asphalt type P4, a first cosolvent type R1, a second cosolvent type R2, a third cosolvent type R3 and a fourth cosolvent type R4, when preparing modified asphalt, the central control unit selects the cosolvent type according to the asphalt type, when detecting that the asphalt type is P1, the central control unit selects the cosolvent A1, when the central control unit detects that the asphalt type is P2, the central control unit selects a cosolvent A3, when the central control unit detects that the asphalt type is P3, the central control unit selects a cosolvent A3, when the central control unit detects that the asphalt type is P4, the central control unit selects a cosolvent A4.
3. The manufacturing process of the modified asphalt waterproof roll for the planted roof is characterized in that the central control unit is preset with a first compatibility difference delta C1, a second compatibility difference delta C2, a third compatibility difference delta C3, a fourth compatibility difference delta C4, a first cosolvent addition quantity delta Q1, a second cosolvent addition quantity delta Q2, a third cosolvent addition quantity delta Q3 and a fourth cosolvent addition quantity delta Q4, the first asphalt addition quantity delta W1, the second asphalt addition quantity delta W2, the third asphalt addition quantity delta W3 and the fourth asphalt addition quantity delta W4, delta C1 < deltaC 2 < [ delta ] C3 < [ delta ] C4 ], delta Q1 < Q2 < [ delta ] 3 < [ delta ] Q4 [ delta ] W466 < [ delta ] W3;
when preparing modified asphalt, the mass of asphalt added into the high-speed shearing machine is recorded as W, the mass of cosolvent added is recorded as Q,
the central control unit calculates the actual compatibility C of the SBS modifier in the asphalt according to data detected by an ultrasonic probe, when C is larger than Cmax, the central control unit selects the corresponding asphalt addition amount W according to a comparison result by calculating the difference value Delta C between the actual compatibility C and the maximum Cmax in a compatibility range C0 and comparing the difference value Delta C with a preset compatibility difference value, and sets the addition quantity Delta C = C-Cmax,
when the delta C1 is less than the delta C and less than or equal to the delta C2, the central control unit adds asphalt into the high-speed shearing machine and sets the adding amount of the asphalt to be delta W1,
when the delta C2 is less than the delta C and less than or equal to the delta C3, the central control unit adds asphalt into the high-speed shearing machine and sets the adding amount of the asphalt to be delta W2,
when the delta C3 is less than the delta C and less than or equal to the delta C4, the central control unit adds asphalt into the high-speed shearing machine and sets the adding amount of the asphalt to be delta W3,
when DeltaC is >. DELTA.C 4, the central control unit adds asphalt into the high-speed shearing machine and sets the adding amount of the asphalt to be DeltaW 4,
when C is less than Cmin, the central control unit calculates the difference Delta C ' between the actual compatibility C and the maximum value Cmin in the compatibility range C0, compares the difference Delta C ' with a preset compatibility difference, selects the mass of a corresponding cosolvent according to the comparison result to adjust the compatibility, sets Delta C ' = Cmin-C,
when the delta C1 is less than the delta C' and less than the delta C2, the central control unit adds a cosolvent into the high-speed shearing machine and sets the adding amount of the cosolvent to be delta Q1,
when the delta C2 is less than the delta C' and less than the delta C3, the central control unit adds a cosolvent into the high-speed shearing machine and sets the adding amount of the cosolvent to be delta Q2,
when the delta C is less than the delta C', is less than or equal to the delta C4, the central control unit adds a cosolvent into the high-speed shearing machine and sets the adding amount of the cosolvent to be delta Q3,
when deltaC' >. delta C4, the central control unit adds a cosolvent into the high-speed shearing machine and sets the adding amount of the cosolvent to be delta Q4;
when the central control unit adjusts the amount of the added asphalt by delta Wi, the adjusted asphalt amount is W ', and W' = W + deltawi, i =1,2,3 and 4 are set;
when the central control unit adjusts the amount of the added asphalt by delta Qj, the adjusted cosolvent amount is Q ', and Q' = Q + deltaQj is set, and j =1,2,3 and 4;
the compatibility C calculation formula is C = W '/W + Q'/Q.
4. The manufacturing process of the modified asphalt waterproof roll for the planted roof as claimed in claim 3, wherein the central control unit is further preset with a first particle dispersion degree difference Δ D1, a second particle dispersion degree difference Δ D2, a third particle dispersion degree difference Δ D3, a fourth particle dispersion degree difference Δ D4, a first high-speed shearing machine rotation speed adjusting coefficient α 1, a second high-speed shearing machine rotation speed adjusting coefficient α 2, a third high-speed shearing machine rotation speed adjusting coefficient α 3 and a fourth high-speed shearing machine rotation speed adjusting coefficient α 4, a first SBS modifier increment Δ U1, a second SBS modifier increment Δ U2, a third SBS modifier increment U3, a fourth SBS modifier increment Δ U4, and sets that D1 < D2 < [ delta D3 < [ delta D4 ], [ U1 < [ delta ] U2 ] Δ U3 < [ delta ] Δ U4 ];
when the high-speed shearing machine is used for preparing the modified asphalt, the central control unit calculates the actual particle dispersion degree D of the modifier in the asphalt according to the data monitored by the ultrasonic probe in real time, compares the actual particle dispersion degree D with the particle dispersion degree range D0, and selects different adjusting modes according to different comparison results;
when D is larger than Dmax, the central control unit selects a corresponding high-speed shearing machine paddle rotating speed adjusting coefficient according to the difference Delta D between the actual particle dispersion degree D and the maximum value Dmax of the particle dispersion degree range to adjust the rotating speed of the high-speed shearing machine, and sets Delta D = D-Dmax,
when the delta D1 is less than the delta D and less than the delta D2, the central control unit selects alpha 1 to adjust the rotating speed of the stirring part,
when the delta D2 is less than the delta D and less than the delta D3, the central control unit selects alpha 2 to adjust the rotating speed of the stirring part,
when the delta D3 is less than the delta D and less than the delta D4, the central control unit selects alpha 3 to adjust the rotating speed of the stirring part,
when DeltaD is >. DELTA.D 4, the central control unit selects alpha 4 to adjust the rotating speed of the stirring part,
when the rotating speed of the stirring part is adjusted by selecting the alpha i, the central control unit sets the adjusted rotating speed of the stirring part to be V ', and sets V' = V multiplied by alpha a, and a =1,2,3 and 4;
when D is less than Dmin, the central control unit selects a corresponding modifier increment addition modifier according to the difference delta D 'between the actual particle dispersion degree D and the minimum particle dispersion degree Dmin, sets delta D' = Dmax-D,
when the delta D1 is less than delta D' and less than delta D2, the central control unit adds a modifier into the high-speed shearing machine and sets the addition amount of the modifier to be delta U1;
when the delta D2 is less than delta D' and less than delta D3, the central control unit adds a modifier into the high-speed shearing machine and sets the addition amount of the modifier to be delta U2;
when the delta D3 is less than delta D' and less than delta D4, the central control unit adds a modifier into the high-speed shearing machine and sets the addition amount of the modifier to be delta U3;
when Δ D' >. Δ C4, the central control unit adds a modifier into the high-speed shearing machine and sets the addition amount of the modifier to Δ U4.
5. The manufacturing process of the modified asphalt waterproof roll for the planted roof as claimed in claim 4, wherein the central control unit is further provided with a maximum adjusting time Na0, a maximum asphalt adding amount Δ Wmax and a maximum cosolvent adding amount Δ Qmax;
when the central control unit finishes one-time adjustment of the asphalt or the cosolvent in the high-speed shearing machine when the modified asphalt is prepared, the central control unit sets the actual adjustment frequency Na =1, and when the central control unit judges that the actual compatibility C does not belong to the standard compatibility range C0, if the central control unit judges that the actual adjustment frequency Na = Na0 or delta W = [ Delta ] Wmax or delta Q = [ Delta ] Qmax, the central control unit increases the temperature in the high-speed shearing machine.
6. The manufacturing process of the modified asphalt waterproof roll for the planted roof as claimed in claim 5, wherein the central control unit is further provided with a maximum adjusting frequency Nb0, a maximum stirring part rotating speed Vmax and a maximum modifier addition amount maximum value delta Umax;
when the central control unit completes one adjustment of the rotation speed of the stirring part of the high-speed shearing machine or the addition amount of the modifier when the modified asphalt is prepared, the central control unit sets the actual adjustment number Nb =1, and when the central control unit judges that the actual fine particle dispersion D does not belong to the standard fine particle dispersion range D0, if the central control unit judges that the actual adjustment number Nb = Nb0 or V' =ΔWmax or Δ U =ΔUmax, the central control unit increases the temperature in the high-speed shearing machine.
7. The manufacturing process of modified asphalt waterproofing membrane for plant roofing according to claim 6, characterized in that when preparing modified asphalt, the central control unit calculates the actual compatibility C of SBS modifier asphalt mixture and the actual dispersion degree D of particles in asphalt, when the actual compatibility C is in the preset compatibility range C0 and the actual dispersion degree D of particles in asphalt is in the preset dispersion degree range D0, the central control unit determines that the asphalt modification is completed.
8. The manufacturing process of the modified asphalt waterproof roll for the planted roof as claimed in claim 7, wherein the central control unit is preset with a first total asphalt amount W '1, a second total asphalt amount W' 2, a third total asphalt amount W '3, a fourth total asphalt amount W' 4, a first stabilizer addition amount H1, a second stabilizer addition amount H2, a third stabilizer addition amount H3 and a fourth stabilizer addition amount H4;
and after the preparation of the modified asphalt is finished, conveying the modified asphalt to a development tank, selecting the corresponding stabilizer addition amount by the central control unit according to the total asphalt amount, and when the total asphalt amount is W' i, selecting Hi by the central control unit to add the stabilizer into the development tank, and setting i =1,2,3 and 4.
9. The manufacturing process of the modified asphalt waterproof roll for the planted roof as claimed in claim 1, wherein the waterproof roll is of a five-layer structure, and the five-layer structure comprises the following components in sequence from top to bottom: the upper surface isolation layer, the upper modified asphalt layer, the base layer, the lower modified asphalt layer and the lower surface isolation layer; the upper modified asphalt layer and the lower modified asphalt layer are made of modified asphalt.
10. The manufacturing process of the modified asphalt waterproof roll for the planted roof as claimed in claim 9, wherein the upper surface isolation layer is one of a polyethylene film, precoated sand or a PET isolation film, and the lower surface isolation layer is a polyethylene film; the base layer is a copper foil base.
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| CN114030271B (en) * | 2021-11-18 | 2022-07-12 | 潍坊市宇虹防水材料(集团)有限公司 | Preparation method of double-sided self-adhesive polymer modified asphalt waterproof coiled material |
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| CN108081724A (en) * | 2017-11-21 | 2018-05-29 | 广西武宣金牌防水材料科技有限公司 | Polyurethane-modified asphalt water-proof coiled material and its production method |
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