CN108912593A - A kind of oil pipeline oil gas isolated material and preparation method thereof - Google Patents
A kind of oil pipeline oil gas isolated material and preparation method thereof Download PDFInfo
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- C08L3/00—Compositions of starch, amylose or amylopectin or of their derivatives or degradation products
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- C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
- C08L61/04—Condensation polymers of aldehydes or ketones with phenols only
- C08L61/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
- C08L61/14—Modified phenol-aldehyde condensates
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Abstract
The invention discloses a kind of oil pipeline oil gas isolated materials, including the following raw material：Oil-soluble resin, organic solvent, filler and lubricant, the oil-soluble resin, organic solvent, filler and lubricant mass ratio be 1:0.8~2:0.5~2:0.4~2.Oil-soluble resin in oil pipeline oil gas isolated material of the invention is net macromolecular substance, viscosity is high, organic solvent, filler and lubricant are bonded together, filler is filled into the gap of macromolecular substances, improve the mechanical property of isolated material, lubricant has preferable mobility simultaneously, makes oil-soluble resin and the closer combination of filler, improves the leakproofness of oil gas isolated material；Oil pipeline oil gas isolated material of the invention substantially increases compressive resistance and sealing performance, effectively increases oil gas isolation effect, improves the safety of fire operation.The present invention also provides a kind of preparation methods of oil pipeline oil gas isolated material.
Description
Technical field
The invention belongs to oil storage and transportation technology fields.More particularly to a kind of oil pipeline oil gas isolated material and its preparation side
Method.
Background technique
Current most of petroleum transportation pipelines length is embedded in underground, with the development of petroleum industry, Chinese oil pipeline
Industry development is rapid, and a plurality of long oil pipeline road is also successfully built, the transformation of oil pipeline and the number for repairing fire operation
Also it is significantly increased, this also largely improves the risk of fire operation.When the big face in a certain position of petroleum transportation pipeline
Product corrosion failure occurs abnormally dangerous when oil gas leakage, it usually needs removable parts pipeline, when progress pipe plugging is speedily carried out rescue work
It waits, if getting angry a little far from valve, in order to reduce oil and gas leakage to the maximum extent, blocks skill frequently with high and low pressure local in pipeline
Gas stream is truncated in art, becomes oil-free getting angry with oil and gets angry.But high-low pressure, which blocks point, has a distance from replacement pipeline position,
This section remaining paraffin, petroleum etc. on tube wall can generate oil gas, once welding can generate burning or explosion, this is extremely to endanger
Danger.In order to avoid occurring such safety accident, mostly important measure be exactly oil gas and construction site are carried out effectively every
From will adequately keep apart between oil gas and open fire, such oil gas will not be expanded or be fired, and then avoided and applied
Occurs safety accident during work.Carry out oil pipeline fire operation in it is main using butter wall isolation method to pipeline into
The isolation of row oil gas.
Butter wall isolation method leakproofness compared with yellow mud wall isolation method is relatively good, will not be to oil gas in pipeline and its interior
Portion's medium impacts, but the voltage endurance capability of butter wall is poor, when encountering vibration, can also occur largely stitching on metope
Gap causes a large amount of excessive of oil gas, leads to the generation of peril, and there are also to be hoisted for the sealing performance of butter wall.
Summary of the invention
It is an object of the invention to overcome above-mentioned technical deficiency, propose that a kind of good seal performance, voltage endurance capability are more preferably defeated
Oil-piping oil gas isolated material and preparation method thereof.
To reach above-mentioned technical purpose, technical solution of the present invention provides a kind of oil pipeline oil gas isolated material, packet
Include the following raw material：Oil-soluble resin, organic solvent, filler and lubricant, the oil-soluble resin, organic solvent, filler and profit
The mass ratio of lubrication prescription is 1:0.8~2:0.5~2:0.4~2.
Technical solution of the present invention additionally provides a kind of preparation method of oil pipeline oil gas isolated material, including walks as follows
Suddenly：
It S1. is 1 according to the mass ratio of oil-soluble resin, organic solvent, filler and lubricant:0.8~2:0.5~2:0.4
~2 stocks；
S2. the oil-soluble resin is added in the organic solvent, 4~6h is stirred at 20~50 DEG C, obtains solution A；
The lubricant is added into the solution A, 2~4h is stirred at 20~50 DEG C, obtains solution B；It is added again into the solution B
The filler stirs 2~3h at 40~100 DEG C, obtains solid C；
S3. the solid C is passed through into hot briquetting, demoulding to get finished product.
Compared with prior art, beneficial effects of the present invention include：In oil pipeline oil gas isolated material of the invention
Oil-soluble resin is net macromolecular substance, and viscosity is high, can be bonded together organic solvent, filler and lubricant, filler can
To be filled into the gap of macromolecular substances, improve the mechanical property of isolated material, while lubricant has preferable mobility,
It can make oil-soluble resin and the closer combination of filler, improve the leakproofness of oil gas isolated material；Petroleum pipeline of the invention
Road oil gas isolated material is mainly made of oil-soluble resin, organic solvent, filler and lubricant according to certain proportion, is not only mentioned
Its high compressive resistance, also greatly improves the sealing performance of oil gas isolated material, can effectively increase oil gas isolation effect, mention
The safety of high fire operation.The preparation method of oil pipeline oil gas isolated material provided by the invention is simple and safe.
Specific embodiment
Present embodiments provide a kind of oil pipeline oil gas isolated material comprising the following raw material：It is oil-soluble resin, organic
Solvent, filler and lubricant, and oil-soluble resin, organic solvent, filler and lubricant mass ratio be 1:0.8~2:0.5~
2:0.4~2.
Oil-soluble resin, which refers to, to be generated by low molecular organic material by polycondensation reaction, and can be dissolved in the macromolecule of oil
Substance.High temperature is met in order to avoid oil-soluble material just to soften, is collapsed, and isolated material is caused to generate hole, and present invention selection is soft
Change point and be higher than 80 DEG C of oil-soluble resin, specifically can choose phenolic resin, hydrogenated terpene resin, rosin modified phenolic resin,
At least one of aldehyde ketone resin, C5 Petropols, C9 Petropols, terpene resin and rosin；
Organic solvent refers to the solvent that can dissolve oil-soluble resin, is specifically as follows methanol, ethyl alcohol, methylene chloride, ring
At least one of hexane, acetone, toluene and kerosene；
Filler can be filled into the gap of macromolecular substances, can not only improve oil pipeline oil gas isolated material
Mechanical property increases hardness, moreover it is possible to avoid the shrinkage phenomenon of oil-soluble resin when the temperature rises；It can choose talcum powder, silicon
At least one of powder, hydrotalcite, bentonite, starch, active carbon and stalk powder；
Lubricant can make oil-soluble resin and filler have better compatibility, and combine oil-soluble resin and filler
Must be even closer, it can choose at least one of butter, glycerine, atoleine and used oil.
The present embodiment additionally provides a kind of preparation method of oil pipeline oil gas isolated material, includes the following steps：
(1) it stocks up：Mass ratio according to oil-soluble resin, organic solvent, filler and lubricant is 1:0.8~2:0.5~
2:0.4~2 stock；
(2) mixing：Oil-soluble resin is dissolved in organic solvent, 4~6h is stirred when temperature is 20~50 DEG C, is obtained molten
Liquid A；Then lubricant is added into solution A, 2~4h is stirred when temperature is 20~50 DEG C, obtains thick solution B；Again
Filler is added into solution B, 2~3h is stirred when temperature is 40~100 DEG C, thick solid is obtained after being uniformly mixed
C；
(3) curing molding：By in solid C injection mold thick in step (2), mold is put into 40~80 DEG C of baking
Be heating and curing molding in case, mold is taken out from baking oven after heating 6~120h, the solid after heating is using demoulding, i.e. finished product.
General summer temperature is up to 30 DEG C, and winter temperature is lower than 10 DEG C, and temperature differs bigger, the flowing to lubricant
Property can have a certain impact, when temperature be lower than 10 DEG C when, the mobility of lubricant is poor, in order to make oil-soluble resin and filler more
It closely combines, the content of lubricant is not less than 33.3%；When temperature is higher than 30 DEG C, lubricant adds to be unfavorable for oil transportation too much
The content of the molding of pipe oil gas isolated material, lubricant is not higher than 25%.
The shape of mold can be rectangle, cylinder or spherical shape, and specific shape and size select according to actual needs
, the performance of oil pipeline oil gas isolated material is not influenced.
Oil pipeline oil gas isolated material provided by the invention and preparation method thereof is given below in conjunction with specific embodiment
To further illustrate.Experimental method in following embodiments is unless otherwise specified conventional method.Institute in following embodiments
Experimental material is that market is commercially available unless otherwise specified.The embodiments described below is exemplary, and is only used for solving
The present invention is released, and is not considered as limiting the invention.
Embodiment 1：
Present embodiments provide a kind of oil pipeline oil gas isolated material, wherein oil-soluble resin, organic solvent, filler and
The mass ratio of lubricant is 1:0.8:1:0.5.
The present embodiment additionally provides the preparation method of above-mentioned oil pipeline oil gas isolated material, includes the following steps：
(1) it stocks up：Weigh 100g aldehyde ketone resin, 80g ethyl alcohol, 100g talcum powder and 50g butter；
(2) mixing：Aldehyde ketone resin is dissolved in ethyl alcohol, 5h is stirred at 25 DEG C, obtains solution A；Then add into solution A
Enter butter, stir 3h at 25 DEG C, obtains thick solution B；Talcum powder is added into solution B again, stirs 2h at 40 DEG C,
Obtain thick solid C；
(3) curing molding：By in the mold of solid C injection Φ 50mm × 50mm in step (2), mold is put into 40 DEG C
Baking oven in be heating and curing molding, mold is taken out from baking oven after heating 48h, the solid after heating is using demoulding, i.e. finished product.
Embodiment 2：
Present embodiments provide a kind of oil pipeline oil gas isolated material, wherein oil-soluble resin, organic solvent, filler and
The mass ratio of lubricant is 1:0.8:0.5:0.5.
The present embodiment additionally provides the preparation method of above-mentioned oil pipeline oil gas isolated material, includes the following steps：
(1) it stocks up：It is yellow to weigh 50g aldehyde ketone resin, 50g rosin modified phenolic resin, 80g acetone, 50g talcum powder and 50g
Oil；
(2) mixing：Aldehyde ketone resin and rosin modified phenolic resin are dissolved in acetone, stir 5h at 20 DEG C, is obtained molten
Liquid A；Then butter is added into solution A, stirs 4h at 20 DEG C, obtains thick solution B；It is added and slides into solution B again
Mountain flour stirs 3h at 80 DEG C, obtains thick solid C；
(3) curing molding：By in the mold of solid C injection Φ 50mm × 50mm in step (2), mold is put into 60 DEG C
Baking oven in be heating and curing molding, mold is taken out from baking oven after heating 6h, the solid after heating is using demoulding, i.e. finished product.
Embodiment 3：
Present embodiments provide a kind of oil pipeline oil gas isolated material, wherein oil-soluble resin, organic solvent, filler and
The mass ratio of lubricant is 1:0.8:1:0.4.
The present embodiment additionally provides the preparation method of above-mentioned oil pipeline oil gas isolated material, includes the following steps：
(1) it stocks up：Weigh 50g rosin modified phenolic resin, 50gC9 Petropols, 80g kerosene, 100g talcum powder and 40g
Butter；
(2) mixing：Rosin modified phenolic resin and C9 Petropols are dissolved in kerosene, 6h is stirred at 40 DEG C, obtains
Solution A；Then butter is added into solution A, stirs 2h at 50 DEG C, obtains thick solution B；It is added again into solution B
Talcum powder stirs 2h at 100 DEG C, obtains thick solid C；
(3) curing molding：By in the mold of solid C injection Φ 50mm × 50mm in step (2), mold is put into 50 DEG C
Baking oven in be heating and curing molding, mold is taken out from baking oven after heating 120h, the solid after heating using demoulding,
Product.
Embodiment 4：
Present embodiments provide a kind of oil pipeline oil gas isolated material, wherein oil-soluble resin, organic solvent, filler and
The mass ratio of lubricant is 1:2:1:2.
The present embodiment additionally provides the preparation method of above-mentioned oil pipeline oil gas isolated material, includes the following steps：
(1) it stocks up：Weigh 50g rosin modified phenolic resin, 50gC9 Petropols, 200g acetone, 100g talcum powder and
200g butter；
(2) mixing：Rosin modified phenolic resin and C9 Petropols are dissolved in acetone, 4h is stirred at 35 DEG C, obtains
Solution A；Then butter is added into solution A, stirs 2h at 30 DEG C, obtains thick solution B；It is added again into solution B
Talcum powder stirs 3h at 60 DEG C, obtains thick solid C；
(3) curing molding：By in the mold of solid C injection Φ 50mm × 50mm in step (2), mold is put into 80 DEG C
Baking oven in be heating and curing molding, mold is taken out from baking oven after heating 96h, the solid after heating is using demoulding, i.e. finished product.
Embodiment 5：
Present embodiments provide a kind of oil pipeline oil gas isolated material, wherein oil-soluble resin, organic solvent, filler and
The mass ratio of lubricant is 1:0.8:2:2.
The present embodiment additionally provides the preparation method of above-mentioned oil pipeline oil gas isolated material, includes the following steps：
(1) it stocks up：Weigh 50g aldehyde ketone resin, 50gC9 Petropols, 80g ethyl alcohol, 100g talcum powder, 100g starch and
200g butter；
(2) mixing：Aldehyde ketone resin and C9 Petropols are dissolved in ethyl alcohol, 4h is stirred at 50 DEG C, obtains solution A；So
Butter is added in backward solution A, stirs 3h at 35 DEG C, obtains thick solution B；Again into solution B be added talcum powder and
Starch stirs 3h at 70 DEG C, obtains thick solid C；
(3) curing molding：By in the mold of solid C injection Φ 50mm × 50mm in step (2), mold is put into 75 DEG C
Baking oven in be heating and curing molding, mold is taken out from baking oven after heating 72h, the solid after heating is using demoulding, i.e. finished product.
Embodiment 6：
Present embodiments provide a kind of oil pipeline oil gas isolated material, oil-soluble resin, organic solvent, filler and lubrication
The mass ratio and preparation method of agent are same as Example 1, and difference is, organic solvent is acetone.
Embodiment 7：
Present embodiments provide a kind of oil pipeline oil gas isolated material, oil-soluble resin, organic solvent, filler and lubrication
The mass ratio and preparation method of agent are same as Example 1, and difference is, organic solvent is kerosene.
Embodiment 8：
Present embodiments provide a kind of oil pipeline oil gas isolated material, oil-soluble resin, organic solvent, filler and lubrication
The mass ratio and preparation method of agent are same as Example 1, and difference is, oil-soluble resin is hydrogenated terpene resin.
Embodiment 9：
Present embodiments provide a kind of oil pipeline oil gas isolated material, oil-soluble resin, organic solvent, filler and lubrication
The mass ratio and preparation method of agent are same as Example 1, and difference is, oil-soluble resin is C9 Petropols.
Embodiment 10：
Present embodiments provide a kind of oil pipeline oil gas isolated material, oil-soluble resin, organic solvent, filler and lubrication
The mass ratio and preparation method of agent are same as Example 1, and difference is, oil-soluble resin is phenolic resin, and organic solvent is
Kerosene.
Embodiment 11：
Present embodiments provide a kind of oil pipeline oil gas isolated material, oil-soluble resin, organic solvent, filler and lubrication
The mass ratio and preparation method of agent are same as Example 1, and difference is, oil-soluble resin is aldehyde ketone resin and C9 petroleum tree
Rouge, and the mass ratio of aldehyde ketone resin and C9 Petropols is 1：1.
Embodiment 12：
Present embodiments provide a kind of oil pipeline oil gas isolated material, oil-soluble resin, organic solvent, filler and lubrication
The mass ratio and preparation method of agent are same as Example 1, and difference is, oil-soluble resin is rosin modified phenolic resin and C9
Petropols, organic solvent is kerosene, and the mass ratio of rosin modified phenolic resin and C9 Petropols is 1：1.
Comparative example 1：
This example provides butter walls as oil pipeline oil gas isolated material, is made of talcum powder and butter, and talcum
The mass ratio of powder and butter is 2：1, it is identical that the method for isolated material is prepared in the preparation method and embodiment 1 of butter wall.This example
The oil pipeline oil gas isolated material of middle preparation is suitable for using in winter.
Comparative example 2：
This example provides butter walls as oil pipeline oil gas isolated material, is made of talcum powder and butter, and talcum
The mass ratio of powder and butter is 3：1, it is identical that the method for isolated material is prepared in the preparation method and embodiment 1 of butter wall.This example
The oil pipeline oil gas isolated material of middle preparation is suitable for using in summer.
The performance of oil pipeline oil gas isolated material obtained in testing example 1~12, comparative example 1 and comparative example 2,
Specifically measured using following methods：
(1) softening point measures with the following method：It takes 10g oil gas isolated material sample in 100ml beaker, beaker is set
In oil bath, oil bath temperature is gradually risen, it is thinning when the sample in observation beaker starts to soften, and records temperature at this time, i.e.,
The softening point of oil gas isolated material sample.
(2) 12h oil solution ratio measures with the following method：10g oil gas isolated material sample is taken, 50mL kerosene is added, 50
12h is stirred under the conditions of DEG C water bath with thermostatic control, is filtered, washed, dries, weighs, calculates dissolution dispersion rate of the sample in kerosene.
(3) pressure-resistant performance measures with the following method：In oil gas isolated material sample curing molding using Φ 25mm ×
The Mold Making sample of 30mm, then tests its breakdown pressure in pointer pull and push dynamometer.
(4) sealing performance measures with the following method：Oil gas isolated material sample is filled in having a size of Φ 50mm ×
In the gas dry pipe of 400mm, when the air-tightness for the nitrogen measurement oil gas isolated material sample for being 0.1Mpa with pressure is with pressure resistance
Between.
The performance measurement of oil pipeline oil gas isolated material obtained in embodiment 1~12, comparative example 1 and comparative example 2
It the results are shown in Table 1.
The performance parameter of the different oil pipeline oil gas isolated materials of table 1
There is a distance from replacement pipeline position since high-low pressure blocks point, as long as so oil pipeline oil gas isolated material
Softening point be higher than 80 DEG C, as can be seen from Table 1, oil pipeline oil gas isolated material obtained in embodiment 1~12
Softening point is above 80 DEG C；In addition, oil pipeline oil gas isolated material obtained in embodiment 1~12 as can be seen from Table 1
Compressive resistance and leakproofness are superior to comparative example, and the sealing performance of wherein embodiment 3, embodiment 4 and embodiment 12 is more excellent, by
This is it is found that when using rosin modified phenolic resin and C9 Petropols as oil-soluble resin, oil pipeline oil gas obtained
The sealing performance of isolated material is more preferable.
The above described specific embodiments of the present invention are not intended to limit the scope of the present invention..Any basis
Any other various changes and modifications that technical concept of the invention is made should be included in the guarantor of the claims in the present invention
It protects in range.
Claims (10)
1. a kind of oil pipeline oil gas isolated material, which is characterized in that including the following raw material：Oil-soluble resin, is filled out organic solvent
Material and lubricant, the oil-soluble resin, organic solvent, filler and lubricant mass ratio be 1:0.8~2:0.5~2:0.4
~2.
2. oil pipeline oil gas isolated material according to claim 1, which is characterized in that when the oil pipeline oil gas every
When use temperature from material is higher than 30 DEG C, content≤25% of the lubricant.
3. oil pipeline oil gas isolated material according to claim 1, which is characterized in that when the oil pipeline oil gas every
When use temperature from material is lower than 10 DEG C, content >=33.3% of the lubricant.
4. oil pipeline oil gas isolated material according to claim 1, which is characterized in that the oil-soluble resin is phenolic aldehyde
Resin, hydrogenated terpene resin, rosin modified phenolic resin, aldehyde ketone resin, C5 Petropols, C9 Petropols, terpene resin and
At least one of rosin.
5. oil pipeline oil gas isolated material according to claim 4, which is characterized in that the oil-soluble resin is rosin
Phenol-formaldehyde resin modified and C9 Petropols.
6. oil pipeline oil gas isolated material according to claim 1, which is characterized in that the organic solvent be methanol,
At least one of ethyl alcohol, methylene chloride, hexamethylene, acetone, toluene and kerosene.
7. oil pipeline oil gas isolated material according to claim 1, which is characterized in that the filler is talcum powder, silicon
At least one of powder, hydrotalcite, bentonite, starch, active carbon and stalk powder.
8. oil pipeline oil gas isolated material according to claim 1, which is characterized in that the lubricant is butter, third
Any one in triol, atoleine and used oil.
9. a kind of preparation method of oil pipeline oil gas isolated material, which is characterized in that include the following steps：
It S1. is 1 according to the mass ratio of oil-soluble resin, organic solvent, filler and lubricant:0.8~2:0.5~2:0.4~2 is standby
Material；
S2. the oil-soluble resin is added in the organic solvent, 4~6h is stirred at 20~50 DEG C, obtains solution A；To institute
It states and the lubricant is added in solution A, 2~4h is stirred at 20~50 DEG C, obtains solution B；Described in being added again into the solution B
Filler stirs 2~3h at 40~100 DEG C, obtains solid C；
S3. the solid C is passed through into hot briquetting, demoulding to get finished product.
10. the preparation method of oil pipeline oil gas isolated material according to claim 8, which is characterized in that the step
The temperature of solid C hot briquetting is 40~80 DEG C in S3, and heating time is 6~120h.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4101482A (en) * | 1976-10-04 | 1978-07-18 | Phillips Petroleum Company | Sealant based on mixture of unsaturated and hydrogenated block copolymers |
| CN101812360A (en) * | 2009-02-20 | 2010-08-25 | 上海滏兴工贸有限公司 | Environmentally-friendly shield tail sealing grease composition for shield development machine |
-
2018
- 2018-06-08 CN CN201810585158.8A patent/CN108912593B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4101482A (en) * | 1976-10-04 | 1978-07-18 | Phillips Petroleum Company | Sealant based on mixture of unsaturated and hydrogenated block copolymers |
| CN101812360A (en) * | 2009-02-20 | 2010-08-25 | 上海滏兴工贸有限公司 | Environmentally-friendly shield tail sealing grease composition for shield development machine |
Non-Patent Citations (1)
| Title |
|---|
| 王闯等: "黄油囊油气隔离装置在油气管道动火抢修中的应用", 《管道技术与设备》 * |
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| CN108912593B (en) | 2021-07-20 |
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