CN109849452B - Modified asphalt waterproof coiled material and preparation method thereof - Google Patents
Modified asphalt waterproof coiled material and preparation method thereof Download PDFInfo
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Abstract
The invention provides a modified asphalt waterproof coiled material and a preparation method thereof, wherein the modified asphalt waterproof coiled material comprises an upper surface film, a modified asphalt oil product and a lower surface film; the modified asphalt oil product is arranged between the upper surface film and the lower surface film and comprises the following raw materials in parts by weight: 35-40 parts of masterbatch A, 25-30 parts of masterbatch B, 1-2 parts of petroleum resin and 30-35 parts of talcum powder; the upper surface film is a PET silicon oil film; the lower surface film is a PET-PE composite film. The modified asphalt waterproof coiled material provided by the invention has the advantages of long service life, good waterproof performance and excellent aging resistance.
Description
Technical Field
The invention belongs to the field of chemical materials for buildings, and particularly relates to a modified asphalt waterproof coiled material and a preparation method thereof.
Background
The modified asphalt waterproof coiled material plays an extremely important role in building waterproof engineering at present, is widely applied to the waterproofing of the ground, the underground and other special structures of buildings, and is a waterproof material with wide range and large quantity. When the modified asphalt waterproof coiled material is exposed for long time, mineral aggregates on the surface are easy to fall off, and the asphalt oil product is easy to age after long time, so that a large amount of cracks or fissures are generated on the waterproof layer, and the waterproof function and the service life of the waterproof coiled material are seriously influenced. In addition, in order to improve construction progress and bonding effect, construction temperature generally all is more than 200 degrees centigrade, and there is poisonous harmful volatile gas to spill over in the work progress, influences air circumstance quality and constructor's healthy, and the ageing process of pitch still can be accelerated to the high temperature environment moreover, has also led to waterproof life's reduction to a certain extent. At present, styrene butadiene block copolymer (SBS) and Styrene Butadiene Rubber (SBR) adopted in the engineering of modified asphalt at home and abroad occupy most of the engineering, and particularly, SBS is the most. In the industrial production process of SBS modified asphalt, because of different production places, different varieties of selected modifier, regulator, compatilizer, stabilizer and preparation for providing technical parameters aiming at special requirements, the segregation phenomena of the produced SBS modified asphalt are quite different, and the segregation stability of the modified asphalt can not be ensured.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a modified asphalt waterproof coiled material and a preparation method thereof, so as to realize the following purposes: the modified asphalt waterproof coiled material has the characteristics of long service life, good waterproof performance and excellent aging resistance.
In order to realize the purpose, the following technical scheme is adopted:
a modified asphalt waterproof coiled material comprises an upper surface film, a modified asphalt oil product and a lower surface film; the modified asphalt oil product is arranged between the upper surface film and the lower surface film and comprises the following raw materials in parts by weight: 35-40 parts of masterbatch A, 25-30 parts of masterbatch B, 1-2 parts of petroleum resin and 30-35 parts of talcum powder; the upper surface film is a PET silicon oil film; the lower surface film is a PET-PE composite film.
A preparation method of a modified asphalt waterproof coiled material comprises the following steps:
(1) placing a PET silicon oil film and a PET-PE composite film on two rollers;
(2) filtering the prepared modified asphalt through a screen until the modified asphalt is covered with a PET silicon oil film
The middle of a roller of the PET-PE composite film;
(3) adjusting the distance between the two rollers;
(4) rotating the roller to start molding;
(5) cooling the formed coiled material by cooling water;
(6) sampling and measuring the thickness of the cooled coiled material on a production line;
(7) and (6) packaging.
Further, the modified asphalt oil product comprises the following components in parts by weight: 35-40 parts of masterbatch A, 25-30 parts of masterbatch B, 1 part of petroleum resin and 30-35 parts of talcum powder.
Further, the masterbatch A comprises the following components in parts by weight: 40-45 parts of 90# asphalt, 40-45 parts of 200# asphalt, 10-15 parts of SBS3411 and 2-3 parts of SBR. The addition of thermoplastic styrene-butadiene rubber (SBS3411) gives the product good low temperature resistance. The addition of Styrene Butadiene Rubber (SBR) can obviously improve the aging resistance and fatigue resistance of the product at low temperature.
Further, the masterbatch B comprises the following raw materials in parts by weight: 60-65 parts of 90# asphalt, 15-20 parts of 200# asphalt, 15-20 parts of asphalt powder and 2-3 parts of SBR. The asphalt rubber powder is prepared by processing waste tires, has the particle size of 60 meshes, is low in price and is beneficial to reducing the production cost.
Further, the preparation method of the modified asphalt oil product is also included, wherein the raw materials are calculated according to the parts by weight:
preparing a masterbatch A, wherein the masterbatch A is prepared by the following steps:
(A) adding 40-45 parts of 90# asphalt and 40-45 parts of 200# asphalt into a reaction kettle;
(B) heating to 150 ℃, and adding 10-15 parts of SBS3411 and 2-3 parts of SBR;
(C) stirring for 1h, and grinding twice, wherein the ground rubber material is the masterbatch A;
preparing a masterbatch B, wherein the masterbatch B is prepared by the following steps:
(a) adding 60-65 parts of No. 90 asphalt and 15-20 parts of No. 200 asphalt into a reaction kettle;
(b) heating to 150 ℃, and adding 15-20 parts of asphalt rubber powder and 2-3 parts of SBR;
(c) grinding once after stirring for 1h, wherein the ground rubber material is the masterbatch A;
and (III) mixing 35-40 parts of the masterbatch A and 25-30 parts of the masterbatch B, adding 1 part of petroleum resin and 30-35 parts of talcum powder, stirring at 160 ℃ for 30min, discharging and molding to obtain the modified asphalt oil product.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
(1) the modified asphalt waterproof coiled material provided by the invention has excellent aging resistance, the performance retention rate is high after 168-hour thermal aging at 80 ℃, the tensile force retention rate is 94% in the longitudinal direction and 95% in the transverse direction, and the elongation retention rate is 99% in the longitudinal direction and 91% in the transverse direction;
(2) the modified asphalt waterproof coiled material provided by the invention has good weather resistance, and can resist low temperature of minus 20 ℃ and high temperature of 50 ℃;
(3) the modified asphalt waterproof coiled material overlap edge provided by the invention has better wettability than other oil products and higher peel strength, and the peel strength of the produced coiled material can be higher
Raise the yield to over 25%.
Detailed Description
Example 1
The modified asphalt waterproof coiled material comprises a PET silicon oil film, a modified asphalt oil product and a PET-PE composite film.
The preparation of the modified asphalt oil product comprises the following steps of:
preparing a masterbatch A, wherein the masterbatch A is prepared by the following steps:
(A) adding 40 parts of No. 90 asphalt and 45 parts of No. 200 asphalt into a reaction kettle;
(B) heating to 150 ℃, and adding 10 parts of SBS3411 and 2 parts of SBR;
(C) stirring for 1h, and grinding twice, wherein the ground rubber material is the masterbatch A;
preparing a masterbatch B, wherein the masterbatch B is prepared by the following steps:
(a) adding 60 parts of No. 90 asphalt and 20 parts of No. 200 asphalt into a reaction kettle;
(b) heating to 150 ℃, and adding 15 parts of asphalt powder and 2 parts of SBR;
(c) grinding once after stirring for 1h, wherein the ground rubber material is the masterbatch A;
and (III) mixing 35 parts of the master batch A and 30 parts of the master batch B, adding 1 part of petroleum resin and 30 parts of talcum powder, stirring at 160 ℃ for 30min, discharging and forming to obtain the modified asphalt oil product.
A preparation method of a modified asphalt waterproof coiled material comprises the following steps:
(1) placing a PET silicon oil film and a PET-PE composite film on two rollers;
(2) filtering the prepared modified asphalt through a screen until the modified asphalt is covered with a PET silicon oil film
The middle of a roller of the PET-PE composite film;
(3) adjusting the distance between the two rollers;
(4) rotating the roller to start molding;
(5) cooling the formed coiled material by cooling water;
(6) sampling and measuring the thickness of the cooled coiled material on a production line;
(7) and (6) packaging.
The results of the performance test of the obtained waterproof roll are shown in table 1.
Example 2
The modified asphalt waterproof coiled material comprises a PET silicon oil film, a modified asphalt oil product and a PET-PE composite film.
The preparation of the modified asphalt oil product comprises the following steps of:
preparing a masterbatch A, wherein the masterbatch A is prepared by the following steps:
(A) adding 45 parts of No. 90 asphalt and 40 parts of No. 200 asphalt into a reaction kettle;
(B) heating to 150 ℃, and adding 15 parts of SBS3411 and 3 parts of SBR;
(C) stirring for 1h, and grinding twice, wherein the ground rubber material is the masterbatch A;
preparing a masterbatch B, wherein the masterbatch B is prepared by the following steps:
(a) adding 65 parts of No. 90 asphalt and 15 parts of No. 200 asphalt into a reaction kettle;
(b) heating to 150 ℃, and adding 20 parts of asphalt powder and 3 parts of SBR;
(c) grinding once after stirring for 1h, wherein the ground rubber material is the masterbatch A;
and (III) mixing 40 parts of the master batch A and 25 parts of the master batch B, adding 2 parts of petroleum resin and 35 parts of talcum powder, stirring at 160 ℃ for 30min, discharging and forming to obtain the modified asphalt oil product.
A preparation method of a modified asphalt waterproof coiled material comprises the following steps:
(1) placing a PET silicon oil film and a PET-PE composite film on two rollers;
(2) filtering the prepared modified asphalt through a screen until the modified asphalt is covered with a PET silicon oil film
The middle of a roller of the PET-PE composite film;
(3) adjusting the distance between the two rollers;
(4) rotating the roller to start molding;
(5) cooling the formed coiled material by cooling water;
(6) sampling and measuring the thickness of the cooled coiled material on a production line;
(7) and (6) packaging.
The results of the performance test of the obtained waterproof roll are shown in table 1.
Example 3
The modified asphalt waterproof coiled material comprises a PET silicon oil film, a modified asphalt oil product and a PET-PE composite film.
The preparation of the modified asphalt oil product comprises the following steps of:
preparing a masterbatch A, wherein the masterbatch A is prepared by the following steps:
(A) adding 44 parts of No. 90 asphalt and 43 parts of No. 200 asphalt into a reaction kettle;
(B) heating to 150 ℃, and adding 13 parts of SBS3411 and 2 parts of SBR;
(C) stirring for 1h, and grinding twice, wherein the ground rubber material is the masterbatch A;
preparing a masterbatch B, wherein the masterbatch B is prepared by the following steps:
(a) adding 63 parts of No. 90 asphalt and 18 parts of No. 200 asphalt into a reaction kettle;
(b) heating to 150 ℃, and adding 16 parts of asphalt powder and 2 parts of SBR;
(c) grinding once after stirring for 1h, wherein the ground rubber material is the masterbatch A;
and (III) mixing 37 parts of the master batch A and 30 parts of the master batch B, adding 1 part of petroleum resin and 30 parts of talcum powder, stirring at 160 ℃ for 30min, discharging and forming to obtain the modified asphalt oil product.
A preparation method of a modified asphalt waterproof coiled material comprises the following steps:
(1) placing a PET silicon oil film and a PET-PE composite film on two rollers;
(2) filtering the prepared modified asphalt through a screen until the modified asphalt is covered with a PET silicon oil film
The middle of a roller of the PET-PE composite film;
(3) adjusting the distance between the two rollers;
(4) rotating the roller to start molding;
(5) cooling the formed coiled material by cooling water;
(6) sampling and measuring the thickness of the cooled coiled material on a production line;
(7) and (6) packaging.
The results of the performance test of the obtained waterproof roll are shown in table 1.
Comparative example
An asphalt oil product is prepared by the following steps of:
(1) adding 40 parts of No. 90 asphalt and 45 parts of No. 200 asphalt into a reaction kettle;
(2) heating to 150 ℃, adding 15 parts of SBS, stirring for 30min, and grinding once;
(3) and (3) adding 3 parts of SBR and 15 parts of asphalt rubber powder into the ground rubber material, grinding once again (4), adding 1 part of petroleum resin and 30 parts of talcum powder, and discharging and forming.
The waterproof coiled material produced by the asphalt oil product prepared by the steps comprises the following steps:
(1) placing a PET silicon oil film and a PET-PE composite film on two rollers;
(2) filtering the prepared modified asphalt to the middle of a roller covered with a PET silicon oil film and a PET-PE composite film through a screen;
(3) adjusting the distance between the two rollers;
(4) rotating the roller to start molding;
(5) cooling the formed coiled material by cooling water;
(6) sampling and measuring the thickness of the cooled coiled material on a production line;
(7) and (6) packaging.
The results of the performance test of the obtained waterproof roll are shown in table 1.
Table 1 data table of performance test results of each example
As shown in Table 1, the modified asphalt waterproof coiled material provided by the invention has excellent cold resistance and heat resistance, excellent aging resistance, high peel strength with coiled materials or aluminum plates, and longer service life.
Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.
Claims (3)
1. The modified asphalt waterproof coiled material is characterized by comprising an upper surface film, a modified asphalt oil product and a lower surface film; the modified asphalt oil product is arranged between the upper surface film and the lower surface film and comprises the following raw materials in parts by weight: 35-40 parts of masterbatch A, 25-30 parts of masterbatch B, 1-2 parts of petroleum resin and 30-35 parts of talcum powder; the upper surface film is a PET silicon oil film; the lower surface film is a PET-PE composite film;
the masterbatch A comprises the following raw materials in parts by weight: 40-45 parts of 90# asphalt, 40-45 parts of 200# asphalt, 10-15 parts of SBS3411 and 2-3 parts of SBR;
the masterbatch B comprises the following raw materials in parts by weight: 60-65 parts of 90# asphalt, 15-20 parts of 200# asphalt, 15-20 parts of asphalt powder and 2-3 parts of SBR.
2. The preparation method of the modified asphalt waterproof roll material according to claim 1, characterized by comprising the following steps:
(1) placing an upper surface film and a lower surface film on two rollers;
(2) filtering the prepared modified asphalt oil product to the middle of a roller covered with an upper surface film and a lower surface film through a screen;
(3) adjusting the distance between the two rollers;
(4) rotating the roller to start molding;
(5) cooling the formed coiled material by cooling water;
(6) sampling and measuring the thickness of the cooled coiled material on a production line;
(7) and (6) packaging.
3. The preparation method of the modified asphalt waterproof roll material as claimed in claim 2, further comprising a preparation method of the modified asphalt oil product, comprising the following steps:
(1) preparing a masterbatch A, wherein the masterbatch A is prepared by the following steps, and the raw materials are calculated according to parts by weight:
(A) adding 44 parts of No. 90 asphalt and 43 parts of No. 200 asphalt into a reaction kettle;
(B) heating to 150 ℃, and adding 13 parts of SBS3411 and 2 parts of SBR;
(C) stirring for 1h, and grinding twice, wherein the ground rubber material is the masterbatch A;
(2) preparing a master batch B, wherein the master batch B is prepared by the following steps, and the raw materials are calculated according to parts by weight:
(a) adding 63 parts of No. 90 asphalt and 18 parts of No. 200 asphalt into a reaction kettle;
(b) heating to 150 ℃, and adding 16 parts of 60-mesh asphalt powder and 3 parts of SBR;
(c) grinding once after stirring for 1h, wherein the ground rubber material is the masterbatch A;
(3) mixing 37 parts of the masterbatch A and 30 parts of the masterbatch B, adding 1 part of petroleum resin and 32 parts of talcum powder, stirring at 160 ℃ for 30min, and discharging and molding.
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| CN112898788A (en) * | 2021-01-27 | 2021-06-04 | 湖北卓宝科技有限公司 | Batching method and batching device for self-adhesive waterproof coiled material |
| CN113136165A (en) * | 2021-05-12 | 2021-07-20 | 深圳市卓宝科技股份有限公司 | Sizing material composition for improving peel strength of coiled material with tire |
| CN113512298B (en) * | 2021-06-29 | 2022-11-11 | 苏州卓宝科技有限公司 | Production method of waterproof coiled material and tank system used for method |
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| CN203460526U (en) * | 2013-08-13 | 2014-03-05 | 广东鼎新高新科技材料有限公司 | Production device of self-adhesive waterproof coiled material |
| CN104085144B (en) * | 2014-07-08 | 2016-02-17 | 云南欣城防水科技有限公司 | Polymeric laminate adhesive waterproof coil and preparation method thereof |
| JP2016210876A (en) * | 2015-05-07 | 2016-12-15 | 旭化成株式会社 | Modified asphalt master batch, modified asphalt composition and modified asphalt mixture, and method for producing them |
| CN105153532B (en) * | 2015-09-24 | 2017-05-24 | 苏州拓博琳新材料科技有限公司 | Modified asphalt master batch and preparing method and application thereof |
| CN105368080A (en) * | 2015-11-26 | 2016-03-02 | 佛山高富中石油燃料沥青有限责任公司 | SBS modified asphalt and manufacturing method thereof |
| CN107266917B (en) * | 2017-05-27 | 2019-05-17 | 青岛东方雨虹建筑材料有限公司 | A kind of heat molten type elastomer modified asphalt waterproof roll and preparation method thereof |
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