CN103555297B - Method for preparing environment-friendly oil field thickening agent from citrus peel and application - Google Patents
Method for preparing environment-friendly oil field thickening agent from citrus peel and application Download PDFInfo
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- CN103555297B CN103555297B CN201310568592.2A CN201310568592A CN103555297B CN 103555297 B CN103555297 B CN 103555297B CN 201310568592 A CN201310568592 A CN 201310568592A CN 103555297 B CN103555297 B CN 103555297B
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- citrus plant
- oil field
- plant pericarp
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- 241000207199 Citrus Species 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims description 20
- 235000020971 citrus fruits Nutrition 0.000 title description 2
- 239000002562 thickening agent Substances 0.000 title 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000002245 particle Substances 0.000 claims abstract description 27
- 239000001913 cellulose Substances 0.000 claims abstract description 19
- 229920002678 cellulose Polymers 0.000 claims abstract description 19
- 238000001914 filtration Methods 0.000 claims abstract description 16
- 238000003756 stirring Methods 0.000 claims abstract description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 27
- 239000000835 fiber Substances 0.000 claims description 16
- 244000276331 Citrus maxima Species 0.000 claims description 9
- 238000007605 air drying Methods 0.000 claims description 8
- 230000003292 diminished effect Effects 0.000 claims description 8
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 3
- 235000005979 Citrus limon Nutrition 0.000 claims description 3
- 235000001759 Citrus maxima Nutrition 0.000 claims description 3
- 239000001856 Ethyl cellulose Substances 0.000 claims description 3
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 claims description 3
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 claims description 3
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 3
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 3
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 3
- 235000013399 edible fruits Nutrition 0.000 claims description 3
- 235000019325 ethyl cellulose Nutrition 0.000 claims description 3
- 229920001249 ethyl cellulose Polymers 0.000 claims description 3
- 239000001863 hydroxypropyl cellulose Substances 0.000 claims description 3
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 claims description 3
- -1 Natvosol Polymers 0.000 claims description 2
- 229920000609 methyl cellulose Polymers 0.000 claims description 2
- 239000001923 methylcellulose Substances 0.000 claims description 2
- 244000248349 Citrus limon Species 0.000 claims 1
- 238000001035 drying Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000002156 mixing Methods 0.000 abstract 1
- 238000007873 sieving Methods 0.000 abstract 1
- 239000000047 product Substances 0.000 description 21
- 238000005553 drilling Methods 0.000 description 9
- 239000012530 fluid Substances 0.000 description 9
- 239000000203 mixture Substances 0.000 description 7
- 244000131522 Citrus pyriformis Species 0.000 description 2
- 241001672694 Citrus reticulata Species 0.000 description 2
- 108010010803 Gelatin Proteins 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000009371 citriculture Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000001814 pectin Substances 0.000 description 1
- 235000010987 pectin Nutrition 0.000 description 1
- 229920001277 pectin Polymers 0.000 description 1
- 150000008442 polyphenolic compounds Chemical class 0.000 description 1
- 235000013824 polyphenols Nutrition 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001603 reducing effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/02—Well-drilling compositions
- C09K8/03—Specific additives for general use in well-drilling compositions
- C09K8/035—Organic additives
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
A process for preparing the environment-friendly densifier for oil field from the peel of citrus plant includes such steps as crushing the naturally dried peel of citrus plant, immersing the particles of peel of citrus plant in alcohol in reactor, vacuum filtering, drying, mixing the modified cellulose product with the peel of citrus plant, stirring, breaking, and sieving.
Description
Technical field
The present invention relates to peel of Citrus reticulata Blanco applied technical field, be specifically related to method and the application of being prepared environment-friendly type oil field viscosifying agent by citrus plant pericarp.
Background technology
Citrus plant comprises orange, orange, shaddock and lemon etc., and be mainly distributed in the ground such as Guangdong, Hunan, Zhejiang, Fujian in China, China's citriculture area ranks first in the world, and output occupies second place of the world, is only second to Brazil.Peel of Citrus reticulata Blanco is the by product of Citrus procession, account for whole fruit heavy 25% ~ 40%, be used as except food, fodder additives except a small amount of at present, the overwhelming majority becomes waste, therefore the recycling of orange peel has very wide prospect, can produce huge economic benefit and ecological benefits.
Summary of the invention
In order to expand the purposes of citrus plant pericarp, improve its added value, the object of the present invention is to provide method and the application of being prepared environment-friendly type oil field viscosifying agent by citrus plant pericarp, strengthen through modified pericarp solvability, the gelatin viscosity dissolving part increases, and may be used for cooking fluid loss agent and the tackifier of drilling fluid in field produces.
In order to achieve the above object, the technical solution used in the present invention is:
Prepared the method for environment-friendly type oil field viscosifying agent by citrus plant pericarp, comprise the following steps:
The first step, rolls the citrus plant pericarp of natural air drying the particle being crushed to diameter 1-5mm, and citrus plant pericarp is the residuum after the Fruit quality such as orange, orange, shaddock and lemon;
Second step, above-mentioned citrus plant pericarp particle is added in a kettle. the ethanol of 5-20 times of quality, soak more than 30min at 30-60 DEG C, ethanol is the product of the above purity of technical grade;
3rd step, by the citrus plant pericarp particle filtration under diminished pressure of above-mentioned process, flow out to without solution, 50-80 DEG C is dried to constant weight;
4th step, be that 10:1-1:10 mix with citrus plant pericarp according to mass ratio by modified fibre cellulose product, stir, pulverize, cross 120-200 mesh sieve, obtain environment-friendly type oil field viscosifying agent, modified fibre cellulose product used is the methylcellulose gum of the above purity of technical grade, ethyl cellulose, Natvosol, hydroxypropylcellulose, carboxymethyl cellulose or Xylo-Mucine.
During application, be scattered in water-base drilling fluid by environment-friendly type oil field viscosifying agent, its mass concentration is the solution of 0.1-1%, adopts API its filtration reduction of standard test and tackifying, reduces leak-off 40-70%, improves viscosity 100-400%.
Owing to present invention employs citrus plant pericarp and modified-cellulose is raw material, there is the natural feature of environmental protection and recyclability, be easy to biological degradation, the pectin contained in pericarp and polyphenols are conducive to improving its viscosifying action, enhance the adsorption of clay particle surface in itself and drilling fluid, tiny particle can play the tiny duct in blocking mud cake simultaneously, is conducive to improving its filtrate reducing effect.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described.
Embodiment 1
Prepared the method for environment-friendly type oil field viscosifying agent by citrus plant pericarp, comprise the following steps:
The first step, rolls the citrus plant pericarp of natural air drying the particle being crushed to diameter 1-5mm, and citrus plant pericarp is orange peel;
Second step, adds the ethanol of 5 times of quality in a kettle., soaks 60min at 50 DEG C by above-mentioned orange peel particle, ethanol is technical grade product;
3rd step, by the orange peel particle filtration under diminished pressure of above-mentioned process, flow out to without solution, 60 DEG C are dried to constant weight;
4th step, be that 1:2 mix with orange peel according to mass ratio by modified fibre cellulose product, stir, pulverize, cross 80-120 mesh sieve, obtain environment-friendly type oil field viscosifying agent, modified fibre cellulose product used is technical grade carboxymethyl cellulose.
During application, be scattered in water-base drilling fluid by environment-friendly type oil field viscosifying agent, its mass concentration is the solution of 0.5%, adopts API its filtration reduction of standard test and tackifying, reduces leak-off 45%, improves viscosity 120%.
Embodiment 2
Prepared the method for environment-friendly type oil field viscosifying agent by citrus plant pericarp, comprise the following steps:
The first step, rolls the citrus plant pericarp of natural air drying the particle being crushed to diameter 1-5mm, and citrus plant pericarp is Pericarpium citri sinensis;
Second step, adds the ethanol of 5 times of quality in a kettle., soaks 60min at 60 DEG C by above-mentioned Pericarpium citri sinensis particle, ethanol is technical grade product;
3rd step, by the Pericarpium citri sinensis particle filtration under diminished pressure of above-mentioned process, flow out to without solution, 50 DEG C are dried to constant weight;
4th step, be that 1:1 mix with Pericarpium citri sinensis according to mass ratio by modified fibre cellulose product, stir, pulverize, cross 80-120 mesh sieve, obtain environment-friendly type oil field viscosifying agent, modified fibre cellulose product used is technical grade methyl Mierocrystalline cellulose.
During application, be scattered in water-base drilling fluid by environment-friendly type oil field viscosifying agent, its mass concentration is the solution of 0.4%, adopts API its filtration reduction of standard test and tackifying, reduces leak-off 50%, improves viscosity 150%.
Embodiment 3
Prepared the method for environment-friendly type oil field viscosifying agent by citrus plant pericarp, comprise the following steps:
The first step, rolls the citrus plant pericarp of natural air drying the particle being crushed to diameter 1-5mm, and citrus plant pericarp is pomelo peel;
Second step, adds the ethanol of 8 times of quality in a kettle., soaks 50min at 55 DEG C by above-mentioned pomelo peel particle, ethanol is technical grade product;
3rd step, by the pomelo peel particle filtration under diminished pressure of above-mentioned process, flow out to without solution, 65 DEG C are dried to constant weight;
4th step, be that 5:1 mix with pomelo peel according to mass ratio by modified fibre cellulose product, stir, pulverize, cross 80-120 mesh sieve, obtain environment-friendly type oil field viscosifying agent, modified fibre cellulose product used is technical grade ethyl cellulose.
During application, be scattered in water-base drilling fluid by environment-friendly type oil field viscosifying agent, its mass concentration is the solution of 0.6%, adopts API its filtration reduction of standard test and tackifying, reduces leak-off 60%, improves viscosity 400%.
Embodiment 4
Prepared the method for environment-friendly type oil field viscosifying agent by citrus plant pericarp, comprise the following steps:
The first step, rolls the citrus plant pericarp of natural air drying the particle being crushed to diameter 1-5mm, and citrus plant pericarp is orange peel;
Second step, adds the ethanol of 15 times of quality in a kettle., soaks 30min at 60 DEG C by above-mentioned orange peel particle, ethanol is technical grade product;
3rd step, by the orange peel particle filtration under diminished pressure of above-mentioned process, flow out to without solution, 70 DEG C are dried to constant weight;
4th step, be that 8:1 mix with orange peel according to mass ratio by modified fibre cellulose product, stir, pulverize, cross 80-120 mesh sieve, obtain environment-friendly type oil field viscosifying agent, modified fibre cellulose product used is technical grade Natvosol.
During application, be scattered in water-base drilling fluid by environment-friendly type oil field viscosifying agent, its mass concentration is the solution of 0.8%, adopts API its filtration reduction of standard test and tackifying, reduces leak-off 50%, improves viscosity 320%.
Embodiment 5
Prepared the method for environment-friendly type oil field viscosifying agent by citrus plant pericarp, comprise the following steps:
The first step, rolls the citrus plant pericarp of natural air drying the particle being crushed to diameter 1-5mm, and citrus plant pericarp is Pericarpium citri sinensis;
Second step, adds the ethanol of 20 times of quality in a kettle., soaks 45 min at 35 DEG C by above-mentioned Pericarpium citri sinensis particle, ethanol is technical grade product;
3rd step, by the Pericarpium citri sinensis particle filtration under diminished pressure of above-mentioned process, flow out to without solution, 50 DEG C are dried to constant weight;
4th step, be that 1:10 mix with Pericarpium citri sinensis according to mass ratio by modified fibre cellulose product, stir, pulverize, cross 80-120 mesh sieve, obtain environment-friendly type oil field viscosifying agent, modified fibre cellulose product used is technical grade hydroxypropylcellulose.
During application, be scattered in water-base drilling fluid by environment-friendly type oil field viscosifying agent, its mass concentration is the solution of 1%, adopts API its filtration reduction of standard test and tackifying, reduces leak-off 55%, improves viscosity 400%.
Embodiment 6
Prepared the method for environment-friendly type oil field viscosifying agent by citrus plant pericarp, comprise the following steps:
The first step, rolls the citrus plant pericarp of natural air drying the particle being crushed to diameter 1-5mm, orange peel and the Pericarpium citri sinensis of citrus plant pericarp to be mass ratio be 1:1;
Second step, adds the ethanol of 15 times of quality in a kettle., soaks 50 min at 30 DEG C by above-mentioned orange peel and Pericarpium citri sinensis particle, ethanol is technical grade product;
3rd step, by the pomelo peel particle filtration under diminished pressure of above-mentioned process, flow out to without solution, 60 DEG C are dried to constant weight;
4th step, be that 1:8 mix with pomelo peel according to mass ratio by modified fibre cellulose product, stir, pulverize, cross 80-120 mesh sieve, obtain environment-friendly type oil field viscosifying agent, modified fibre cellulose product used is technical grade Xylo-Mucine.
During application, be scattered in water-base drilling fluid by environment-friendly type oil field viscosifying agent, its mass concentration is the solution of 1%, adopts API its filtration reduction of standard test and tackifying, reduces leak-off 60%, improves viscosity 450%.
Claims (1)
1. prepared the method for environment-friendly type oil field viscosifying agent by citrus plant pericarp, it is characterized in that, comprise the following steps:
The first step, rolls the citrus plant pericarp of natural air drying the particle being crushed to diameter 1-5mm, and citrus plant pericarp is the residuum after orange, orange, shaddock and lemon Fruit quality;
Second step, above-mentioned citrus plant pericarp particle is added in a kettle. the ethanol of 5-20 times of quality, soak more than 30min at 30-60 DEG C, ethanol is the product of the above purity of technical grade;
3rd step, by the citrus plant pericarp particle filtration under diminished pressure of above-mentioned process, flow out to without solution, 50-80 DEG C is dried to constant weight;
4th step, be that 10:1-1:10 mix with citrus plant pericarp according to mass ratio by modified fibre cellulose product, stir, pulverize, cross 120-200 mesh sieve, obtain environment-friendly type oil field viscosifying agent, modified fibre cellulose product used is the methylcellulose gum of the above purity of technical grade, ethyl cellulose, Natvosol, hydroxypropylcellulose, carboxymethyl cellulose or Xylo-Mucine.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310568592.2A CN103555297B (en) | 2013-11-15 | 2013-11-15 | Method for preparing environment-friendly oil field thickening agent from citrus peel and application |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310568592.2A CN103555297B (en) | 2013-11-15 | 2013-11-15 | Method for preparing environment-friendly oil field thickening agent from citrus peel and application |
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| CN103555297A CN103555297A (en) | 2014-02-05 |
| CN103555297B true CN103555297B (en) | 2015-09-23 |
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| CN106398662A (en) * | 2016-09-05 | 2017-02-15 | 西安石油大学 | Preparation method of high temperature resisting glycan-peel composite drilling fluid additive |
| CN113372887A (en) * | 2021-06-23 | 2021-09-10 | 成都西油华巍科技有限公司 | Weak gel tackifier for drilling fluid and preparation method thereof |
Citations (6)
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| CN101475775A (en) * | 2009-01-16 | 2009-07-08 | 庆阳长庆井下油田助剂有限责任公司 | Preparation of low molecular plant gum |
| CN101864284A (en) * | 2010-06-25 | 2010-10-20 | 梁开方 | Elm bark powder particles, preparation method for elm bark powder particles, elm bark powder vegetable gum and application of elm bark powder vegetable gum |
| CN103204968A (en) * | 2013-04-03 | 2013-07-17 | 中山职业技术学院 | High performance alkali swelling thickener and preparation method thereof |
| CN103275229A (en) * | 2013-06-03 | 2013-09-04 | 徐季亮 | Preparation method of ultrahigh viscosity sodium carboxymethylcellulose for aqueous fracturing fluid |
| CN103614132A (en) * | 2013-11-29 | 2014-03-05 | 北京矿冶研究总院 | Thickening agent and large-flow concentrated fracturing fluid |
| CN104357028A (en) * | 2014-09-30 | 2015-02-18 | 苏州长盛机电有限公司 | Water-based drilling fluid tackifier and preparation method thereof |
-
2013
- 2013-11-15 CN CN201310568592.2A patent/CN103555297B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101475775A (en) * | 2009-01-16 | 2009-07-08 | 庆阳长庆井下油田助剂有限责任公司 | Preparation of low molecular plant gum |
| CN101864284A (en) * | 2010-06-25 | 2010-10-20 | 梁开方 | Elm bark powder particles, preparation method for elm bark powder particles, elm bark powder vegetable gum and application of elm bark powder vegetable gum |
| CN103204968A (en) * | 2013-04-03 | 2013-07-17 | 中山职业技术学院 | High performance alkali swelling thickener and preparation method thereof |
| CN103275229A (en) * | 2013-06-03 | 2013-09-04 | 徐季亮 | Preparation method of ultrahigh viscosity sodium carboxymethylcellulose for aqueous fracturing fluid |
| CN103614132A (en) * | 2013-11-29 | 2014-03-05 | 北京矿冶研究总院 | Thickening agent and large-flow concentrated fracturing fluid |
| CN104357028A (en) * | 2014-09-30 | 2015-02-18 | 苏州长盛机电有限公司 | Water-based drilling fluid tackifier and preparation method thereof |
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| CN103555297A (en) | 2014-02-05 |
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Effective date of registration: 20220524 Address after: 710299 Jingqin Road, North District, Jinghe Industrial Park, Xi'an City, Shaanxi Province Patentee after: SHAANXI RIXIN PETROCHEMICAL CO.,LTD. Address before: 710065 Xi'an Petroleum University, No. 18, Eastern Section of Electronic Second Road, Yanta District, Xi'an City, Shaanxi Province Patentee before: XI'AN SHIYOU University |
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