CN107966347A - A kind of extract and its application for waterproof roll soluble matter - Google Patents
A kind of extract and its application for waterproof roll soluble matter Download PDFInfo
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- CN107966347A CN107966347A CN201610916494.7A CN201610916494A CN107966347A CN 107966347 A CN107966347 A CN 107966347A CN 201610916494 A CN201610916494 A CN 201610916494A CN 107966347 A CN107966347 A CN 107966347A
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- extract
- saturation
- chlorohydrocarbon
- cosolvent
- cycloalkane
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
Abstract
The invention belongs to field of waterproof materials, specifically, there is provided a kind of extract and its application for waterproof roll soluble matter, the extract contain the good solvent of the building waterproof coil soluble matter, and the good solvent contains saturation cycloalkane and saturation chlorohydrocarbon；The general formula of the saturation cycloalkane is CnH2n, the general formula of the saturation chlorohydrocarbon is CHmCl4‑m, wherein, n is 57 integer, and m is 02 integer；On the basis of the weight of the extract, the total content of the saturation cycloalkane and saturation chlorohydrocarbon is more than 98 weight %, and the mass ratio of the saturation cycloalkane and saturation chlorohydrocarbon is 3 ︰, 1~1 ︰ 2.Compared to trichloro ethylene as extract, extract of the invention employs the various ingredients that toxicity is lower and more preferably recycles, and the extract is higher to the extraction efficiency of the dip-coat material in asphalt water-proof coiled material.
Description
Technical field
The invention belongs to field of waterproof materials, and in particular, to a kind of extract for waterproof roll soluble matter and its
Using.
Background technology
Waterproof roll is mainly used for the fields such as construction wall, roofing and tunnel, highway, refuse landfill, is a kind of rise
To the rollable flexible building material product into web-like for resisting extraneous rainwater, underground water leaks.As engineering foundation and building it
Between ne-leakage connect, waterproof roll is first of barrier of engineering waterproofing, and whole engineering is played a crucial role.Its
In, asphalt water-proof coiled material is on base tire (such as body paper, fabric) after dip-coating pitch, then dispenses on surface powdery or sheet
Isolated material and manufactured rollable sheet waterproof material, have that pliability is preferable, wear-resisting, corrosion-resistant, water absorption rate is more low excellent
Point, thus be traditional common used material of building and pipeline waterproof.
Waterproof roll is normally at building inner layer, belongs to concealed work, is difficult to find as defective in quality；And one
Denier can not only waste a large amount of building materials, but also can destroy existing building because waterproof quality problem needs to carry out secondary engineered
The structure of engineering, increases the incidence of seepy question, and security risk is buried to architectural engineering, therefore, to the quality of waterproof roll
Norm controlling is always the significant problem that the sector faces.
Waterproof roll solubles content is judgement and the critical index for distinguishing asphalt water-proof coiled material quality good or not, and is dripped
The essential project indicator in blue or green waterproof roll performance detection.In recent years, standard GB/T 328.26- have been formulated in China's modification
2007《The 26th part of building waterproof coil experimental method：Asphalt water-proof coiled material solubles content (dip-coat material content)》, one
Determine to define the using priciple and standard of dip-coat material in asphalt water-proof coiled material in degree.
The extraction of dip-coat material is mainly soxhlet extraction in asphalt water-proof coiled material, and the selection of its extract directly affects extraction
Efficiency and effect.At present, the extract selection to dip-coat material in asphalt water-proof coiled material is mainly single formula trichloro ethylene, should
The consumption of solvent is big, extraction time is long and unfriendly to environment.
Therefore, it is necessary to invent a kind of extract of dip-coat material in product specifically for waterproof roll, with realize it is simple,
Quick qualitative and quantitative detection.
The content of the invention
In order to solve above-mentioned technical problem existing in the prior art, the present invention provides one kind to be directed to waterproof roll soluble matter
Extract and its application.
The present invention provides a kind of extract for waterproof roll soluble matter, which contains the waterproof roll can
The good solvent of molten thing, the good solvent contain saturation cycloalkane and saturation chlorohydrocarbon；The general formula of the saturation cycloalkane is CnH2n,
The general formula of the saturation chlorohydrocarbon is CHmCl4-m, wherein, n is the integer of 5-7, and m is the integer of 0-2；With the weight of the extract
On the basis of amount, the total content of the saturation cycloalkane and saturation chlorohydrocarbon is more than 98 weight %, and the saturation cycloalkane is with satisfying
Mass ratio with chlorohydrocarbon is 3 ︰, 1~1 ︰ 2.
Present invention also offers application of the extract on test asphalt water-proof coiled material solubles content.
Compared to trichloro ethylene extract, it is lower and more preferably recycle a variety of that extract of the invention employs toxicity
Component, the specific aim of the extract is stronger, especially higher to the extraction efficiency of dip-coat material in asphalt water-proof coiled material, this for
Quickly, the quality for accurately distinguishing waterproof roll is highly beneficial.
Embodiment
The embodiment of the present invention is described in detail below.It is it should be appreciated that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to limit the invention.
The present invention provides a kind of extract for waterproof roll soluble matter, which contains the waterproof roll can
The good solvent of molten thing, the good solvent contain saturation cycloalkane and saturation chlorohydrocarbon；The general formula of the saturation cycloalkane is CnH2n,
The general formula of the saturation chlorohydrocarbon is CHmCl4-m, wherein, n is the integer of 5-7, and m is the integer of 0-2；With the weight of the extract
On the basis of amount, the total content of the saturation cycloalkane and saturation chlorohydrocarbon is more than 98 weight %, and the saturation cycloalkane is with satisfying
Mass ratio with chlorohydrocarbon is 3 ︰, 1~1 ︰ 2.
Preferably, the mass ratio of the saturation cycloalkane and saturation chlorohydrocarbon is 5 ︰, 2~2 ︰ 3.
Specifically, one or more of the saturation cycloalkane in pentamethylene, hexamethylene and cycloheptane；The saturation
One or more of the chlorohydrocarbon in dichloromethane, chloroform and carbon tetrachloride.
Preferably, the saturation cycloalkane is selected from pentamethylene, hexamethylene or cycloheptane, and the saturation chlorohydrocarbon is selected from dichloro
Methane, chloroform or carbon tetrachloride.
According to a kind of embodiment, the good solvent is made of the saturation cycloalkane and the saturation chlorohydrocarbon.
According to one preferred embodiment, the extract also contains cosolvent, and the present inventor is under study for action
Have been surprisingly found that, the addition of a small amount of cosolvent can significantly improve the extraction efficiency of the extract.Wherein, the cosolvent is selected from
N-hexane, 1,4- dioxane, dimethyl ether, 1,2 epoxy prapane, dimethyl carbonate, ethylene glycol and N- first
One or more in base pyrrolidones.When the cosolvent is compound more than above two, its non-limiting examples bag
Include：N-hexane and dimethyl ether, n-hexane and ethylene glycol, Isosorbide-5-Nitrae-dioxane and ethylene glycol, or
Person's dimethyl ether, 1,2 epoxy prapane and dimethyl carbonate.
Preferably, on the basis of the weight of the extract, the content of the cosolvent is 0.01-2 weight %.
It is highly preferred that on the basis of the weight of the extract, the content of the cosolvent is 0.05-0.8 weight %.
In the present invention, the good solvent is for cosolvent, and each component therein is compared to cosolvent to anti-
The dip-coat material of water coiled material has the dissolubility of higher.
According to one preferred embodiment, the cosolvent is 1-methyl-2-pyrrolidinone and/or dimethyl carbonate.
According to another preferred embodiment, the cosolvent is Isosorbide-5-Nitrae-dioxane and ethylene glycol.
According to another preferred embodiment, the cosolvent is dimethyl ether, 1,2- propylene oxide and carbon
Dimethyl phthalate.
Present invention also offers application of the extract on test asphalt water-proof coiled material solubles content.
Application according to the invention, can utilize the extract and combine conventional soxhlet extraction and asphalt waterproofing is rolled up
Solubles content (that is, impregnated material content) in material product is measured, and specifically, measure may include following steps：
1) extract is prepared：The saturation cycloalkane is pipetted according to a certain ratio with saturation chlorohydrocarbon into conical flask with cover,
Cosolvent is optionally added into, is uniformly mixed, so as to be configured to the extract；
2) sample is prepared：The sample of square is cut away from edge 100mm any of the above on coiled material, the size of the sample is
(100±1)mm×(100±1)mm；In addition, before the test, by the sample in (23 ± 2) DEG C and relative humidity 30~70%
Under the conditions of at least place 20h；
3) surname extraction：Sample is wrapped with dry filter paper and is tightened with line, is weighed through assay balance, its quality is denoted as
M1(g)；Then, the sample wrapped is put into extractor, extract dosage is the 1/2~2/3 of flask capacity, carries out heating extraction
Take, untill the solvent of reflux becomes light color for the first time, extraction terminates, and takes out filter paper and ensures that it is not ruptured, is placed on sky
Solvent is set to volatilize (usual standing time is in more than 30mim) in gas；Placing into drying in convection oven, (condition includes：Temperature is
(105 ± 2) DEG C, the time is for 2h or so), then take out to be put into drier and be cooled to room temperature, weighed with assay balance, its quality
It is denoted as M2(g)；Then solubles content is (M1-M2)×100(g/m2)。
The present invention will be described in detail by way of examples below.
In following embodiments and comparative example, to originate from Weifang Xuxin Water-Proof Material Co., Ltd., national standard -25 spends 3.0mmPE
The asphalt water-proof coiled material of film is sample.Unless otherwise indicated, embodiment and comparative example are tested using above-mentioned steps.
Embodiment 1
The present embodiment is used for extract and the application for illustrating the present invention.
(1) extract is prepared：Pentamethylene and carbon tetrachloride 1 ︰ 1 in mass ratio are mixed, and obtain extract 200g；
(2) 3, the sample that size is (100 ± 1) mm × (100 ± 1) mm is prepared, is wrapped with filter paper, and weigh respectively；
(3) extract is added in the flask of Soxhlet extraction device, heated solution, starts reflux extraction process, until returning
Untill the solution of stream becomes light color for the first time, extraction time is recorded；
(4) extraction terminates, dry sample filter paper bag, and weighs；
(5) solubles content is calculated, arithmetic mean of instantaneous value is taken to the result of three samples, the results are shown in Table 1.
Embodiment 2
The present embodiment is used for extract and the application for illustrating the present invention.
Prepare and test method is same as Example 1, difference is, when preparing extract, pentamethylene and carbon tetrachloride are pressed
5 ︰ 2 of mass ratio is mixed, and adds 0.5g n-hexanes, is uniformly mixed and is obtained extract.Extraction results are as shown in table 1.
Embodiment 3-8
The present embodiment is used for extract and its application for illustrating the present invention.
Prepare and test method is same as Example 1, difference is, prepares extract, hexamethylene and chloroform quality
Than for 2 ︰ 3, the species of the cosolvent that each embodiment adds, dosage and extraction results are as shown in table 1.
Embodiment 9
The present embodiment is used for extract and its application for illustrating the present invention.
Prepare and test method is same as Example 1, difference is, prepares extract, pentamethylene and dichloromethane quality
Than being n-hexane 0.5g, dimethyl ether 0.5g for 2 ︰ 3, cosolvent addition, it is uniformly mixed and obtains extract.Extraction knot
Fruit is as shown in table 1.
Embodiment 10
The present embodiment is used for extract and its application for illustrating the present invention.
Prepare and test method is same as Example 1, difference is, prepares extract, and cyclohexane chloroform presses matter
Amount is mixed than 5 ︰ 3, and cosolvent addition is n-hexane 1.0g, ethylene glycol 0.5g, obtains extraction mixed solution.
Extraction results are as shown in table 1.
Embodiment 11
The present embodiment is used for extract and its application for illustrating the present invention.
Prepare and test method is same as Example 1, difference is, prepares extract, and cycloheptane presses matter with chloroform
Amount is mixed than 2 ︰ 1, and cosolvent addition is Isosorbide-5-Nitrae-dioxane 0.2g, ethylene glycol 0.2g, obtains extract.Extraction
Take that the results are shown in Table 1.
Embodiment 12
The present embodiment is used for extract and its application for illustrating the present invention.
Prepare and test method is same as Example 1, difference is, prepares extract, cycloheptane and dichloromethane press matter
Amount is mixed than 1 ︰ 1, and cosolvent addition is dimethyl ether 0.2g, 1,2- propylene oxide 0.5g, dimethyl carbonate
0.5g, obtains extract.Extraction results are as shown in table 1.
Comparative example
Prepare and test method is same as Example 1, difference is, the extract that this comparative example uses is the three of one-component
Vinyl chloride, extraction results are as shown in table 1.
Table 1
*：Proportioning refers to the mass ratio of cycloalkane and chlorohydrocarbon.
As can be seen from Table 1, the extraction time of the extract of embodiment 1-12 is when 65~72 is small, during the extraction of comparative example
Between for 76 it is small when；In addition, when the extract of the present invention is used to test the solubles content in extraction asphalt water-proof coiled material, soluble matter
Content is above contrast agent, illustrates the extract of the present invention and there is extraction well to imitate to the dip-coat material in waterproof roll
Fruit, can more accurately reflect solubles content therein.
The preferred embodiment of the present invention described in detail above, still, during present invention is not limited to the embodiments described above
Detail, in the range of the technology design of the present invention, a variety of simple variants can be carried out to technical scheme, this
A little simple variants belong to protection scope of the present invention.In addition, can also be between a variety of embodiments of the present invention
Row any combination, as long as it without prejudice to the thought of the present invention, it should equally be considered as content disclosed in this invention.
Claims (10)
1. a kind of extract for waterproof roll soluble matter, it is characterised in that it is solvable that the extract contains the waterproof roll
The good solvent of thing, the good solvent contain saturation cycloalkane and saturation chlorohydrocarbon；The general formula of the saturation cycloalkane is CnH2n, institute
The general formula for stating saturation chlorohydrocarbon is CHmCl4-m, wherein, n is the integer of 5-7, and m is the integer of 0-2；With the weight of the extract
On the basis of, the total content of the saturation cycloalkane and saturation chlorohydrocarbon is more than 98 weight %, the saturation cycloalkane and saturation
The mass ratio of chlorohydrocarbon is 3 ︰, 1~1 ︰ 2.
2. extract according to claim 1, wherein, the mass ratio of the saturation cycloalkane and saturation chlorohydrocarbon is 5 ︰ 2
~2 ︰ 3.
3. extract according to claim 1, wherein, the good solvent is by the saturation cycloalkane and the saturation chloro
Hydrocarbon forms.
4. according to the extract described in any one in claim 1-3, wherein, the extract also contains cosolvent, described
Cosolvent is selected from n-hexane, 1,4- dioxane, dimethyl ether, 1,2 epoxy prapane, dimethyl carbonate, vinyl second
One or more in glycol and 1-methyl-2-pyrrolidinone.
5. extract according to claim 4, wherein, on the basis of the weight of the extract, the cosolvent contains
Measure as 0.01-2 weight %.
6. extract according to claim 5, wherein, on the basis of the weight of the extract, the cosolvent contains
Measure as 0.05-0.8 weight %.
7. extract according to claim 4, wherein, the cosolvent is 1-methyl-2-pyrrolidinone and/or carbonic acid diformazan
Ester.
8. extract according to claim 4, wherein, the cosolvent is Isosorbide-5-Nitrae-dioxane and ethylene glycol.
9. extract according to claim 4, wherein, the cosolvent is dimethyl ether, 1,2- propylene oxide
And dimethyl carbonate.
10. application of the extract on test asphalt water-proof coiled material solubles content in claim 1-9 described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610916494.7A CN107966347B (en) | 2016-10-20 | 2016-10-20 | Extract liquid for soluble matters of waterproof coiled material and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610916494.7A CN107966347B (en) | 2016-10-20 | 2016-10-20 | Extract liquid for soluble matters of waterproof coiled material and application thereof |
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| CN107966347A true CN107966347A (en) | 2018-04-27 |
| CN107966347B CN107966347B (en) | 2020-07-24 |
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Cited By (3)
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| CN109612818A (en) * | 2018-11-27 | 2019-04-12 | 湖北建研科峰工程质量检测有限公司 | A kind of extractant and detection method for the detection of elastomer modified asphalt waterproof roll solubles content |
| CN109612817A (en) * | 2018-11-27 | 2019-04-12 | 湖北建研科峰工程质量检测有限公司 | A kind of composite extractant and detection method for the detection of elastomer modified asphalt waterproof roll solubles content |
| CN109632447A (en) * | 2018-11-27 | 2019-04-16 | 湖北建研科峰工程质量检测有限公司 | A kind of extractant and detection method for the detection of elastomer modified asphalt waterproof roll solubles content |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109612818A (en) * | 2018-11-27 | 2019-04-12 | 湖北建研科峰工程质量检测有限公司 | A kind of extractant and detection method for the detection of elastomer modified asphalt waterproof roll solubles content |
| CN109612817A (en) * | 2018-11-27 | 2019-04-12 | 湖北建研科峰工程质量检测有限公司 | A kind of composite extractant and detection method for the detection of elastomer modified asphalt waterproof roll solubles content |
| CN109632447A (en) * | 2018-11-27 | 2019-04-16 | 湖北建研科峰工程质量检测有限公司 | A kind of extractant and detection method for the detection of elastomer modified asphalt waterproof roll solubles content |
| CN109632447B (en) * | 2018-11-27 | 2021-06-18 | 湖北建研科峰工程质量检测有限公司 | Extracting agent for detecting soluble matter content of elastomer modified asphalt waterproof coiled material and detection method |
| CN109612818B (en) * | 2018-11-27 | 2021-09-17 | 湖北建研科峰工程质量检测有限公司 | Extracting agent for detecting soluble matter content of elastomer modified asphalt waterproof coiled material and detection method |
| CN109612817B (en) * | 2018-11-27 | 2021-09-17 | 湖北建研科峰工程质量检测有限公司 | Composite extracting agent for detecting soluble matter content of elastomer modified asphalt waterproof coiled material and detection method |
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