CN100445345C - Amphoteric ion polymeric alcohol for drilling fluid and its preparation method - Google Patents
Amphoteric ion polymeric alcohol for drilling fluid and its preparation method Download PDFInfo
- Publication number
- CN100445345C CN100445345C CNB2006101020169A CN200610102016A CN100445345C CN 100445345 C CN100445345 C CN 100445345C CN B2006101020169 A CNB2006101020169 A CN B2006101020169A CN 200610102016 A CN200610102016 A CN 200610102016A CN 100445345 C CN100445345 C CN 100445345C
- Authority
- CN
- China
- Prior art keywords
- drilling fluid
- polymeric alcohol
- amphoteric ion
- alkenyl
- ion polymeric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims description 44
- 239000012530 fluid Substances 0.000 title claims description 38
- 238000005553 drilling Methods 0.000 title claims description 36
- 238000002360 preparation method Methods 0.000 title claims description 9
- -1 alkenyl amide Chemical class 0.000 claims abstract description 21
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims abstract description 18
- 125000003342 alkenyl group Chemical group 0.000 claims abstract description 18
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims abstract description 15
- 239000002253 acid Substances 0.000 claims abstract description 10
- 239000003999 initiator Substances 0.000 claims abstract description 10
- 230000000379 polymerizing effect Effects 0.000 claims abstract description 10
- 150000002500 ions Chemical class 0.000 claims description 29
- 238000006243 chemical reaction Methods 0.000 claims description 24
- 150000001336 alkenes Chemical class 0.000 claims description 18
- 239000000178 monomer Substances 0.000 claims description 18
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims description 18
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 15
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims description 9
- 239000003054 catalyst Substances 0.000 claims description 9
- PEDCQBHIVMGVHV-UHFFFAOYSA-N glycerol group Chemical group OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 9
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 claims description 8
- 229920000536 2-Acrylamido-2-methylpropane sulfonic acid Polymers 0.000 claims description 7
- XHZPRMZZQOIPDS-UHFFFAOYSA-N 2-Methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid Chemical compound OS(=O)(=O)CC(C)(C)NC(=O)C=C XHZPRMZZQOIPDS-UHFFFAOYSA-N 0.000 claims description 7
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical group NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 7
- MPNXSZJPSVBLHP-UHFFFAOYSA-N 2-chloro-n-phenylpyridine-3-carboxamide Chemical compound ClC1=NC=CC=C1C(=O)NC1=CC=CC=C1 MPNXSZJPSVBLHP-UHFFFAOYSA-N 0.000 claims description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 6
- 238000006386 neutralization reaction Methods 0.000 claims description 6
- 238000006116 polymerization reaction Methods 0.000 claims description 6
- 239000004342 Benzoyl peroxide Substances 0.000 claims description 5
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical group C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 claims description 5
- 235000019400 benzoyl peroxide Nutrition 0.000 claims description 5
- 230000035484 reaction time Effects 0.000 claims description 4
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 3
- 239000004160 Ammonium persulphate Substances 0.000 claims description 2
- YIVJZNGAASQVEM-UHFFFAOYSA-N Lauroyl peroxide Chemical compound CCCCCCCCCCCC(=O)OOC(=O)CCCCCCCCCCC YIVJZNGAASQVEM-UHFFFAOYSA-N 0.000 claims description 2
- NJSSICCENMLTKO-HRCBOCMUSA-N [(1r,2s,4r,5r)-3-hydroxy-4-(4-methylphenyl)sulfonyloxy-6,8-dioxabicyclo[3.2.1]octan-2-yl] 4-methylbenzenesulfonate Chemical compound C1=CC(C)=CC=C1S(=O)(=O)O[C@H]1C(O)[C@@H](OS(=O)(=O)C=2C=CC(C)=CC=2)[C@@H]2OC[C@H]1O2 NJSSICCENMLTKO-HRCBOCMUSA-N 0.000 claims description 2
- 235000012538 ammonium bicarbonate Nutrition 0.000 claims description 2
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 2
- 235000019395 ammonium persulphate Nutrition 0.000 claims description 2
- 125000004494 ethyl ester group Chemical group 0.000 claims description 2
- ARGNFRQXCRRALH-UHFFFAOYSA-N hydrogen carbonate;trimethylazanium Chemical compound CN(C)C.OC(O)=O ARGNFRQXCRRALH-UHFFFAOYSA-N 0.000 claims description 2
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 claims description 2
- RAJUSMULYYBNSJ-UHFFFAOYSA-N prop-1-ene-1-sulfonic acid Chemical compound CC=CS(O)(=O)=O RAJUSMULYYBNSJ-UHFFFAOYSA-N 0.000 claims description 2
- NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical compound OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 abstract description 3
- 239000003381 stabilizer Substances 0.000 abstract description 2
- 239000007789 gas Substances 0.000 abstract 2
- 239000004615 ingredient Substances 0.000 abstract 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract 2
- 241001044369 Amphion Species 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 239000003345 natural gas Substances 0.000 abstract 1
- 230000003472 neutralizing effect Effects 0.000 abstract 1
- 239000002685 polymerization catalyst Substances 0.000 abstract 1
- 229940072033 potash Drugs 0.000 abstract 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 abstract 1
- 235000015320 potassium carbonate Nutrition 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 150000005846 sugar alcohols Polymers 0.000 abstract 1
- 239000004927 clay Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 239000002002 slurry Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000011084 recovery Methods 0.000 description 6
- 239000003921 oil Substances 0.000 description 5
- ONCZQWJXONKSMM-UHFFFAOYSA-N dialuminum;disodium;oxygen(2-);silicon(4+);hydrate Chemical compound O.[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Na+].[Na+].[Al+3].[Al+3].[Si+4].[Si+4].[Si+4].[Si+4] ONCZQWJXONKSMM-UHFFFAOYSA-N 0.000 description 4
- 229940080314 sodium bentonite Drugs 0.000 description 4
- 229910000280 sodium bentonite Inorganic materials 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000013505 freshwater Substances 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 230000005764 inhibitory process Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 238000000518 rheometry Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000274 adsorptive effect Effects 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 125000002485 formyl group Chemical group [H]C(*)=O 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 238000005502 peroxidation Methods 0.000 description 1
- 229920000151 polyglycol Polymers 0.000 description 1
- 239000010695 polyglycol Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- RLGCXRKUEUCYIY-UHFFFAOYSA-M trimethyl(prop-1-enyl)azanium chloride Chemical compound [Cl-].CC=C[N+](C)(C)C RLGCXRKUEUCYIY-UHFFFAOYSA-M 0.000 description 1
Landscapes
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
The invention relates to a kind of amphion poly-alcohol used in well boring liquid as well as its preparing method which belongs to the domain of accessory ingredient for well boring liquid. The ingredient of the invention includes olefinic acid, alkenyl amide, alkenyl sulfonic acid, alkenyl quaternary ammonium salt, ekibon, epoxypropane, alkenyl metamer. The ratio of alkenyl metamer, ekibon and epoxypropane is 10-30%:15-30%: 20-80%. The preparing procedure includes the following steps: putting the material into the polymerizing reactor and adding the initiator and polymerization catalyst to let them react at 100-150DEG C, 0.1 -2Mpa for 1-5h; neutralizing the polymerized product with carstic potash solution to get the product. The invention has many characteristics such as high temperature proof, salt proof, strong rejection capability, oil gas protection and environment-friendly. It can be used to prevent the collapse, protect the oil gas or be used as the slime stabilizing agent in the proving and exploring of oil and natural gas.
Description
Technical field
The present invention relates to a kind of drilling fluid used additives and preparation method thereof, particularly relate to a kind of amphoteric ion polymeric alcohol for drilling fluid that hydrocarbon zone protects environment again and preparation method thereof of promptly protecting.
Background technology
Use oil base drilling fluid to creep into water-sensitive strata for a long time, to solve shale stability, pressure differential sticking and drill bit bag mud problem always.Oil base drilling fluid has pollution to environment, and is influential to logging operation, the cost height, and use is restricted.Polyglycol drilling fluid is one of the state-of-the-art technology of international drilling fluid of nineteen nineties, is a kind of favorable substitutes of oil base drilling fluid.The polymeric alcohol that U.S.Pat.No.5602082 (Hale AH.) and U.S.Pat.No.5945386 (Alonso-DeboltM A.) have proposed oxyethane and propylene oxide polymerization generation is used for water-base drilling fluid; play and suppress the shale hydration expansion, prevent the effect of slump in and protection hydrocarbon zone.Because polymeric alcohol poisonless biological degradable, be widely used in the oil-gas exploration of environment sensitive and region, ocean, the acting body of polymeric alcohol reduces the chemically reactive of drilling fluid filtrate now and is adsorbed on surface of clay at the undissolved polymeric alcohol particulate of the above temperature of cloud point, stop up and the passivation space, stop clay to contact with water.
Summary of the invention
Goal of the invention of the present invention is: in order to improve the adsorptive power of polymeric alcohol to clay, improve the polymeric alcohol cloud point, improve the polymeric alcohol high temperature resistant property, be used for (3500～5500m) the hydrocarbon zone probing of land and bathypelagic, solve the drilling fluid tackify problem that positive polarity causes because of high temperature action, a kind of amphoteric ion polymeric alcohol for drilling fluid and preparation method who is generated by olefin(e) acid, alkenyl amide, olefin sulfonic acid, thiazolinyl quaternary ammonium salt and oxyethane, propylene oxide polyreaction is provided, reaches the purpose of improving the polymeric alcohol performance.
Realize the foregoing invention purpose by the following technical solutions: a kind of amphoteric ion polymeric alcohol for drilling fluid, it is characterized in that, the mass percent that described amphoteric ion polymeric alcohol is pressed following component by alkenyl monomer (olefin(e) acid, alkenyl amide, olefin sulfonic acid, thiazolinyl quaternary ammonium salt) and oxyethane and propylene oxide constitutes: alkenyl monomer: oxyethane: propylene oxide=10～30%: 15～30%: 20～80%, and each components contents sum is 100%; This alkenyl monomer constitutes by the mass percent of following component: olefin(e) acid: alkenyl amide: olefin sulfonic acid: thiazolinyl quaternary ammonium salt=5～20%: 20～50%: 5～20%: 5～20%, and each components contents sum is 100%.
A kind of method for preparing amphoteric ion polymeric alcohol for drilling fluid, it is characterized in that, may further comprise the steps: join alkenyl monomer, oxyethane, propylene oxide in the polymerization reactor respectively, add the reaction of initiator and polymerizing catalyst, reaction conditions: temperature of reaction is 100～150 ℃, reaction pressure is 0.1～2Mpa, and the reaction times is 1～5h; The polyreaction resultant obtains PH=7～8 with the potassium hydroxide aqueous solution neutralization, and mass percent concentration is 40～45% amphoteric ion polymeric alcohol for drilling fluid.
Owing to adopted technique scheme, the present invention produces absorption on the end face of clay Belt positive charge and electronegative plane, clay is produced the effect of very strong inhibition aquation.In addition, because its cloud point effect, amphoteric ion polymeric alcohol was rendered as bundle glue form when promptly cloud point was above, and energy shutoff stratum micro-cracks has good anti-collapse effect.The present invention can be used for being used for the clay stabilizer of well control fluid, workover fluid and well finishing liquid in the probing of oil field, land and marine oil field.
Embodiment
The invention will be further described below in conjunction with embodiment.
Amphoteric ion polymeric alcohol for drilling fluid is the amphoteric ion polymeric alcohol that is generated by olefin(e) acid, alkenyl amide, olefin sulfonic acid, thiazolinyl quaternary ammonium salt and oxyethane, propylene oxide polyreaction.Olefin(e) acid is vinylformic acid, methacrylic acid, and the best is a vinylformic acid.Alkenyl amide is acrylamide, Methacrylamide, bestly is acrylamide.Olefin sulfonic acid is propene sulfonic acid, vinylformic acid-2-sulfonic group ethyl ester, 2-acrylamido-2-methyl propane sulfonic acid, and the best is 2-acrylamido-2-methyl propane sulfonic acid.The thiazolinyl quaternary ammonium salt is allyl group trimethyl ammonium chloride, allyl group trimethylammonium bicarbonate of ammonia, diallyldimethylammonium chloride, and the best is the allyl group trimethyl ammonium chloride.
Amphoteric ion polymeric alcohol for drilling fluid provided by the invention is by vinylformic acid, acrylamide, 2-acrylamido-2-methyl propane sulfonic acid, allyl group trimethyl ammonium chloride and oxyethane, propylene oxide, at the initiator propylene glycol, under the effect of polymerizing catalyst benzoyl peroxide, the polymkeric substance that reaction generates reacts with potassium hydroxide aqueous solution again, generate the drilling fluid amphoteric ion polymeric alcohol, its structure is as follows:
In the formula: x, y, z, m, n and q are respectively the mole numbers of oxyethane, propylene oxide, vinylformic acid, acrylamide, 2-acrylamido-2-methyl propane sulfonic acid and propenyl trimethyl ammonium chloride, and mole number is by various monomer add-on decisions.Monomer constitutes by following ratio of component (mass percent): alkenyl monomer: oxyethane: propylene oxide=10～30%: 15～30%: 20～80%, and the best is an alkenyl monomer: oxyethane: propylene oxide=20～25%: 15～20%: 55～65%.Alkenyl monomer constitutes by following ratio of components (mass percent): olefin(e) acid: alkenyl amide: olefin sulfonic acid: thiazolinyl quaternary ammonium salt=5～20%: 20～50%: 5～20%: 5～20%, and the best is an olefin(e) acid: alkenyl amide: olefin sulfonic acid: thiazolinyl quaternary ammonium salt=10～20%: 30～40%: 15～20%: 15～20%.
The preparation method of amphoteric ion polymeric alcohol for drilling fluid provided by the invention is: at first alkenyl monomer, oxyethane and propylene oxide are added in the polymerization reactor, add initiator and polymerizing catalyst again.Initiator is glycerol, propylene glycol, and the best is a propylene glycol.The initiator dosage is 0.1～10% (mass percent) of reaction-ure mixture, and the best is 2～8%.Polymerizing catalyst is a peroxidation base formyl, lauroyl peroxide, ammonium persulphate, and the best is a benzoyl peroxide, and the polymerizing catalyst add-on is 0.1～10% (mass percent) of reaction-ure mixture, and the best is 0.5～3%.Polymeric reaction temperature is 100～150 ℃, and reaction pressure is 0.1～2Mpa, and the reaction times is 1～5h, and the best is 120～135 ℃ of temperature of reaction, and reaction pressure is 0.3～0.5Mpa, and the reaction times is 2～3h.After polyreaction finishes, be cooled to 30～90 ℃, best 70～80 ℃, polymkeric substance and 10～30% (mass percent) potassium hydroxide aqueous solution that generates carries out neutralization reaction, obtain pH=7～8, polymer concentration is 40～45% (mass percent) aqueous solution, is amphoteric ion polymeric alcohol for drilling fluid.
Further specify the present invention's (the present invention is not confined in these example scopes) with specific embodiment below.
Embodiment 1. adds vinylformic acid 50g in polymerization reactor, acrylamide 165g, 2-acrylamido-2-methyl propane sulfonic acid 95g, allyl group trimethyl ammonium chloride 45g, oxyethane 750g and propylene oxide 1650g, initiator propylene glycol 65g, polymerizing catalyst benzoyl peroxide 25g, be heated to 105 ℃ under constantly stirring, polyreaction begins and carries out fierceness, feeds the chilled water modulation temperature of reaction.
Keeping temperature of reaction is 120-135 ℃, and reaction pressure is 0.3-0.5Mpa, after the 2-3h reaction, feeds water quench to 70-80 ℃.Polymkeric substance is slowly added in another reaction vessel, it is 20% (mass percent) potassium hydroxide solution that the concentration for preparing is in advance arranged in this reaction vessel, neutralization reaction is heat release, reactor passes through the cooling water control temperature at 80-90 ℃, when solution PH=7-8, obtain the amphoteric ion polymeric alcohol for drilling fluid that 6850g concentration is 41% (mass percent).
Embodiment 2, in polymerization reactor, add methacrylic acid 65g, acrylamide 145g, 2-acrylamido-2-methyl propane sulfonic acid 100g, allyl group trimethyl ammonium chloride 37g, oxyethane 900g and propylene oxide 1600g, initiator glycerol 73g, polymerizing catalyst benzoyl peroxide 22g, be heated to 105 ℃ under constantly stirring, polyreaction begins, by the chilled water modulation temperature of reaction, controlled temperature is in 110-140 ℃ of scope, reaction pressure 0.2-0.6MPa, through after the 2-3h reaction, by water quench to 70-80 ℃.Slowly add polymkeric substance and carry out neutralization reaction in the reaction vessel that concentration is 20% (mass percent) potassium hydroxide solution is housed, temperature of reaction is controlled at 80-90 ℃.When the PH=7-8 of solution, neutralization reaction finishes, and obtains the amphoteric ion polymeric alcohol for drilling fluid that 7400g concentration is 43% (mass percent).
Embodiment 3, drilling fluid rheology test
Test is 4% Anqiu sodium bentonite with fresh water base slurry, and brine mud is to add 10% Anqiu sodium bentonite in the 4%NaCl aqueous solution, and test method is pressed SY/T5621-93 drilling fluid test procedure, and test-results sees Table 1.
Table 1 amphoteric ion polymeric alcohol influences drilling fluid rheology
Embodiment 4, mud shale recovery test
The base slurry is 4% Anqiu sodium bentonite fresh water slurry, and mud shale is certain well 3204m place core, and broken back is crossed the 8-10 mesh sieve and is test core rock.Add 1% sample and 50g core in base slurry, in 150 ℃ of rolling 16h, 40 mesh sieves are crossed in the cooling back, wash clean core after, 105 ± 3 ℃ of oven dry, be primary recovery.Once in 150 ℃ of rolling 4h, receive with 40 mesh sieves is the secondary recovery rate to the core of Hui Shouing in clear water.Test-results sees Table 2.
Table 2 recovery test
| Sample | Primary recovery, % | The secondary recovery rate, % |
| The base slurry | 8.5 | 21.8 |
| Example 1 sample | 63.3 | 78.1 |
| Example 2 samples | 65.9 | 77.4 |
| Polymeric alcohol | 27.2 | 44.9 |
| The positive electricity polymeric alcohol | 30.7 | 46.6 |
Embodiment 5, the distributed test of inhibition wilkinite
The base slurry is 4% Anqiu sodium bentonite fresh water slurry, and the sample add-on is 2%, and test method is that 4.4.5 suppresses wilkinite dispersive mensuration among the SY/T5696-95.Test-results sees Table 3.
Table 3 suppresses the wilkinite distributed test
| Sample | The base slurry | Example 1 sample | Example 2 samples | Polymeric alcohol | The positive electricity polymeric alcohol |
| The apparent viscosity rate of rise, % | 286 | 55 | 49 | 103 | 223 |
Embodiment 6, cloudy test
In the 100ml beaker, add 50ml distilled water, add the 1.00g sample, after stirring, pour in the 50ml colorimetric cylinder.In colorimetric cylinder, put into a thermometer.Colorimetric cylinder is put into 80-90 ℃ of water-bath to be heated.When the unexpected feculence of solution, read thermometer reading, be the cloud point of this sample, cloudy test the results are shown in Table 4.
Table 4 cloudy test
| Sample | Example 1 sample | Example 2 samples | Polymeric alcohol | The positive electricity polymeric alcohol |
| Cloud point, ℃ | 52 | 51 | 38 | 33 |
Amphoteric ion polymeric alcohol for drilling fluid of the present invention contains a large amount of active groups:
Negatively charged ion-COO
-,-SO
3 -,
And nonionic-OH ,-CONH-, on the end face of clay Belt positive charge and electronegative plane, produce absorption, clay is produced the effect of very strong inhibition aquation.In addition, because its cloud point effect, amphoteric ion polymeric alcohol was rendered as bundle glue form when promptly cloud point was above, and energy shutoff stratum micro-cracks has good anti-collapse effect.
Claims (8)
1, a kind of amphoteric ion polymeric alcohol for drilling fluid, it is characterized in that, described amphoteric ion polymeric alcohol is made of alkenyl monomer and oxyethane and the propylene oxide mass percent by following component: alkenyl monomer: oxyethane: propylene oxide=10～30%: 15～30%: 20～80%, and described each components contents sum is 100%; This alkenyl monomer constitutes by the mass percent of following component: olefin(e) acid: alkenyl amide: olefin sulfonic acid: thiazolinyl quaternary ammonium salt=5～20%: 20～50%: 5～20%: 5～20%, and described each components contents sum is 100%.
2, amphoteric ion polymeric alcohol for drilling fluid according to claim 1 is characterized in that, the olefin(e) acid of described alkenyl monomer is acrylic or methacrylic acid.
3, amphoteric ion polymeric alcohol for drilling fluid according to claim 1 is characterized in that, the alkenyl amide of described alkenyl monomer is acrylamide or Methacrylamide.
4, amphoteric ion polymeric alcohol for drilling fluid according to claim 1, the olefin sulfonic acid that it is characterized in that described alkenyl monomer are vinyl sulfonic acid, propene sulfonic acid, vinylformic acid-2-sulfonic group ethyl ester or 2-acrylamido-2-methyl propane sulfonic acid.
5, amphoteric ion polymeric alcohol for drilling fluid according to claim 1, the thiazolinyl quaternary ammonium salt that it is characterized in that described alkenyl monomer are allyl group trimethyl ammonium chloride, allyl group trimethylammonium bicarbonate of ammonia or diallyldimethylammonium chloride.
6, a kind of preparation method of amphoteric ion polymeric alcohol for drilling fluid as claimed in claim 1, it is characterized in that, may further comprise the steps: join alkenyl monomer, oxyethane, propylene oxide in the polymerization reactor respectively, add the reaction of initiator and polymerizing catalyst, reaction conditions: temperature of reaction is 100～150 ℃, reaction pressure is 0.1～2Mpa, and the reaction times is 1～5h; The polyreaction resultant obtains PH=7～8 with the potassium hydroxide aqueous solution neutralization, and mass percent concentration is 40～45% amphoteric ion polymeric alcohol for drilling fluid.
7, the preparation method of amphoteric ion polymeric alcohol for drilling fluid according to claim 6 is characterized in that, described initiator is glycerol, propylene glycol.
8, the preparation method of amphoteric ion polymeric alcohol for drilling fluid according to claim 6 is characterized in that, described polymerizing catalyst is benzoyl peroxide, lauroyl peroxide or ammonium persulphate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101020169A CN100445345C (en) | 2006-10-13 | 2006-10-13 | Amphoteric ion polymeric alcohol for drilling fluid and its preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101020169A CN100445345C (en) | 2006-10-13 | 2006-10-13 | Amphoteric ion polymeric alcohol for drilling fluid and its preparation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1966605A CN1966605A (en) | 2007-05-23 |
| CN100445345C true CN100445345C (en) | 2008-12-24 |
Family
ID=38075593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101020169A Active CN100445345C (en) | 2006-10-13 | 2006-10-13 | Amphoteric ion polymeric alcohol for drilling fluid and its preparation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100445345C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102618237B (en) * | 2012-03-02 | 2013-11-20 | 西南石油大学 | Polymer clay stabilizer containing Beta-cyclodextrin structure and synthesis method thereof |
| CN103539902B (en) * | 2012-07-11 | 2017-05-03 | 中国石油化工股份有限公司 | Preparation method of high temperature resistant contraction-expansion system for promoting stratum clay modification |
| CN103768991B (en) * | 2012-10-25 | 2015-09-09 | 中国石油化工股份有限公司 | Cloudy non-sulfosalt surfactant and preparation method thereof |
| CN104418984B (en) * | 2013-09-04 | 2017-02-22 | 中国石油化工股份有限公司 | High-temperature resistant clay stabilizer and preparation method thereof |
| CN104962256A (en) * | 2015-06-17 | 2015-10-07 | 成都高普石油工程技术有限公司 | Preparation process of positive-charged polyglycol anti-sloughing drilling fluid |
| CN108117639B (en) * | 2016-11-30 | 2021-04-30 | 中国石油天然气股份有限公司 | Unsaturated fatty alcohol polyoxypropylene polyoxyethylene block copolymer, and preparation method and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1142837A (en) * | 1993-12-22 | 1997-02-12 | 施托克豪森公司 | Graft copolymers of unsaturated monomers and polyhydroxy compounds, process for producing them and their use |
| CN1210752A (en) * | 1997-07-18 | 1999-03-17 | 可泰克斯股份有限公司 | Use of copolymer with surface-active structure as dispersing and/or crushing agent |
| CN1263140A (en) * | 2000-03-02 | 2000-08-16 | 王斌 | High-temp. high-pressure hypersalinity drilling fluid rheological property stabilizing agent |
-
2006
- 2006-10-13 CN CNB2006101020169A patent/CN100445345C/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1142837A (en) * | 1993-12-22 | 1997-02-12 | 施托克豪森公司 | Graft copolymers of unsaturated monomers and polyhydroxy compounds, process for producing them and their use |
| CN1210752A (en) * | 1997-07-18 | 1999-03-17 | 可泰克斯股份有限公司 | Use of copolymer with surface-active structure as dispersing and/or crushing agent |
| CN1263140A (en) * | 2000-03-02 | 2000-08-16 | 王斌 | High-temp. high-pressure hypersalinity drilling fluid rheological property stabilizing agent |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1966605A (en) | 2007-05-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100445345C (en) | Amphoteric ion polymeric alcohol for drilling fluid and its preparation method | |
| Seright et al. | Stability and behavior in carbonate cores for new enhanced-oil-recovery polymers at elevated temperatures in hard saline brines | |
| US10040987B2 (en) | Polymers for enhanced hydrocarbon recovery | |
| US6395853B1 (en) | Water-soluble copolymers and their use for exploration and production of petroleum and natural gas | |
| CA2826635C (en) | Process for producing mineral oil from underground formations | |
| CN103087691A (en) | Polyamine strong inhibitor for drilling fluid, and preparation method thereof | |
| CN1136576A (en) | Composite composed of polymer containing acrylicamide and its use method | |
| CA2229593C (en) | Drilling fluid | |
| US11053424B2 (en) | Temperature-resistant calcium-resistant water-based drilling fluid for oil and gas reservoir protection and use thereof | |
| CN106554462B (en) | Coating agent and its preparation method and application and oil drilling drilling fluid | |
| CN103848984A (en) | Shale inhibitor polyether polyol for drilling fluids, and preparation and application thereof | |
| EP0156030A1 (en) | Aqueous drilling fluid | |
| CN101531886A (en) | High-temperature resistant polymer viscosity reducer for drilling fluid and preparation method thereof | |
| CN113896831B (en) | Double-effect inhibitor for natural gas hydrate drilling fluid and preparation method and application thereof | |
| CN104559958B (en) | A kind of compound polyamine class shale control agent and preparation method thereof | |
| CN107987809A (en) | A kind of low solid phase high temperature resistant foam drilling fluid and preparation method thereof | |
| CN104449596B (en) | A kind of polyether polyol shale control agent and its preparation and application | |
| US20110263465A1 (en) | Use Of Vinyl Phosphonic Acid For Producing Biodegradable Mixed Polymers And The Use Thereof For Exploring And Extracting Petroleum And Natural Gas | |
| US3684014A (en) | Polyacrylamide-polyalkeneoxide mobility control process | |
| CN110358510B (en) | Strong-sensitive anti-swelling inhibitor for continental facies shale and preparation method thereof | |
| CN104558404B (en) | Hydrophobically associating polymer for shale gas exploitation | |
| CN104926989A (en) | Acrylamide type polymer, preparation method and applications thereof | |
| CN104151490A (en) | High-temperature-resistant salt-resistant fluid loss additive for drilling fluids and preparation method thereof | |
| CN103409126B (en) | A kind of by block copolymer improvement beet alkali surface activator system and uses thereof | |
| CN104387531B (en) | Drilling fluid thickening suppressive polymer and its preparation method and application |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TANGSHAN JIYOU RUIFENG CHEMICAL CO., LTD. Free format text: FORMER OWNER: JIDONG PETROLEUM PROSPECTING DEVELOPMENT CO. Effective date: 20110419 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 063000 AREA A, NO. 51, GUANGMING XILI, LUBEI DISTRICT, TANGSHAN CITY, HEBEI PROVINCE TO: 063500 WEST BANK, QINGLONG RIVER, GAOSHANGBAO, LUANNAN COUNTY, TANGSHAN CITY, HEBEI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110419 Address after: 063500 Hebei, Luannan, Tangshan City County, lofty castle, Qinglong River, West Bank Patentee after: TANGSHAN JIYOU RUIFENG CHEMICAL Co.,Ltd. Address before: 063000 District 1, Guangming West 51, North Road, Hebei, Tangshan City Patentee before: JIDONG OIL EXPLORATION AND DEV |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20200927 Address after: 063500 Hebei province Tangshan City Luannan County noble Fort Patentee after: TANGSHAN JIYOU RUIFENG CHEMICAL Co.,Ltd. Patentee after: PetroChina Company Limited Address before: 063500 Hebei, Luannan, Tangshan City County, lofty castle, Qinglong River, West Bank Patentee before: TANGSHAN JIYOU RUIFENG CHEMICAL Co.,Ltd. |
|
| TR01 | Transfer of patent right |