CN1048416A - High-efficiency hydrochloric restrainer industrialized producing technology and device thereof - Google Patents
High-efficiency hydrochloric restrainer industrialized producing technology and device thereof Download PDFInfo
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- CN1048416A CN1048416A CN 90104787 CN90104787A CN1048416A CN 1048416 A CN1048416 A CN 1048416A CN 90104787 CN90104787 CN 90104787 CN 90104787 A CN90104787 A CN 90104787A CN 1048416 A CN1048416 A CN 1048416A
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- water
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/04—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors
- C23G1/06—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors
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- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
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- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
High-efficiency hydrochloric restrainer suitability for industrialized production worker's technology and device thereof, inhibiter be by oleic acid, Benzyl Chloride, polyamines polyene, dimethylbenzene, OP-15, and solvent, TX-10, acid amides reaction form.The domestic wide material sources of raw material of the present invention, the synthesis technique advantages of simple, equipment is reasonable, constant product quality.Inhibiter is used for boiler rinsing at concentration of hydrochloric acid 5-7% under temperature 50-70 ℃ the condition, and the oil removing descaling and derusting once carries out, and the metallic surface does not have corrosion phenomenon, and inhibition efficiency reaches more than 97%.Inhibiter is used for acidification of oil field, its corrosion speed＜10g/m under (13-15) % hydrochloric acid, 3%HF, the condition of temperature below 90 ℃
2H.
Description
The invention belongs to the industrialized producing technology and the device thereof of the used inhibiter of acid-washed metal material.
Boiler must clean with oil removing, scale removal with acid solution in use for some time, usually with hydrochloric acid clean more, but hydrochloric acid has corrosive nature again to boiler.In order to prevent or to alleviate the corrosion of hydrochloric acid to boiler, in recent years hydrochloric acid pickling corrosion inhibitor has been done many researchs, the IS-129 hydrochloric acid pickling corrosion inhibitor of Shaanxi Province's chemical institute development is exactly wherein a kind of.This inhibiter is by oleic acid, Benzyl Chloride, polyamines polyene, dimethylbenzene, OP-15 and solvent composition, though can both be used for the cleaning of boiler, can be used for the oil field again, the oil well soil acid acidizing replaces formaldehyde to make inhibiter, but it is only limited to a spot of preparation in laboratory.And behind the pickling boiler, though it can keep metal scale gloss, do not have and ooze hydrogen and hydrogen embrittlement phenomenon, Heat stability is good, but the acid solution that needs in use to be added with this inhibiter again after the alkali cleaning oil removing is carried out the pickling two procedures, and use temperature is only in 50 ℃ ± 5 ℃ scopes.Be used for the oil field, oil well acidation, being suitable for HCl concentration is 5-7%, adds 1% HF, 50 ℃ of use temperatures.
The industrialized producing technology and the device thereof that the purpose of this invention is to provide a kind of new hydrochloric acid pickling corrosion inhibitor, the inhibiter that adopts technology of the present invention and device to produce adds in the hydrochloric acid pickler and can be used for boiler rinsing, oil field, oil well acidation.Being used for boiler rinsing can once carry out soda boiling, pickling two procedures, and the use temperature of product can be brought up to 70-90 ℃.Be used for oil field, oil well acidation, can satisfy acidification technique needs below 90 ℃, suitable concentration of hydrochloric acid can reach 15%, adds 3%HF.
The objective of the invention is to realize in the following manner, the high-efficiency hydrochloric restrainer is formed by oleic acid, Benzyl Chloride, polyamines polyene, dimethylbenzene, tensio-active agent OP-15, solvent, Tx-10 or Tx-10 and acid amides reaction, and its composition (weight ratio %) is:
1 2
Oleic acid 7-10 7-10
Benzyl Chloride 3-6 3-6
Polyamines polyene 3-6 3-6
Dimethylbenzene 4-7 4-7
OP-15 5-8 5-8
Solvent 20-40 20-40
Tx-10 30-40 15-20
Acid amides 15-20
Industrialized producing technology is earlier oleic acid, polyamines polyene, dimethylbenzene to be added in the reactor at 165-180 ℃, carried out while stirring under the normal pressure building-up reactions 10-16 hour, after being cooled to 90 °-120 ℃ again, add Benzyl Chloride, under this temperature and normal pressure, carry out benzyl reaction 4-8 hour again, obtain intermediate, the intermediate vacuum is taken out expect dosing vessel, under 80 ℃, it is got product half an hour with tensio-active agent OP-15, detergent Tx-10 or Tx-10 and acid amides, solvent stirring reaction.
The used reactor of the present invention is made up of cylindrical shell 5, chuck 6, coil pipe 11, agitator 10 etc., cylindrical shell 5 fastens as one with end socket 3 usefulness flanges 14, end socket 3 upsides have charging opening 1 on one side, air outlet 4 is arranged on one side, thermometer hole 17, top have the standby hole 2 that agitator is installed, 8 holes 12, cylindrical shell 5 bottoms that chuck 6 is provided with oil inlet pipe 15, oil exit pipe 8, the uniform installation electric heater in chuck bottom are provided with water shoot 7, sidepiece is provided with coil pipe 11, agitator 10 are installed in cool circulation water water inlet pipe 16, the cylindrical shell.
The support equipment water cooler of reactor is closely cooperated by upper and lower cylindrical shell 21,25 and is integral, upper shell one side has inlet mouth 30 to communicate with riser 20, and opposite side has water inlet pipe 22, water shoot 19, vapor pipe 29 is arranged at top, riser 20 usefulness tube sheets 18 are fixed in the upper shell, and a taper liquid trap 23 is arranged at upper shell 21 bottoms, connects cooling tube 27 under it, connect drainage conduit 28 under the cooling tube, liquid trap 23, cooling tube 27 are in lower shell 25 inside, and the lower shell sidewall is equipped with water inlet pipe 26, water shoot 24.
This corrosion inhibitor formula embodiment sees Table 1
Table 1 prescription
Annotate: 1,2,3 are used for boiler rinsing in the table, and 4,5,6 are used for acidification of oil field.
With reference to the accompanying drawings production technique of the present invention is described in detail.
Fig. 1 reactor structural representation
Fig. 2 reactor mouth of pipe distribution schematic diagram
Fig. 3 water cooler structural representation
Fig. 4 water cooler mouth of pipe distribution orientation diagram
With reference to Fig. 1, Fig. 2, reaction of the present invention is all carried out in reactor.Raw material adds from opening for feed 1, and the air outlet 4 on the end socket 3 communicates with the inlet mouth 30 of Fig. 3 water cooler, and volatiles can be reclaimed after the water cooler condensation during reaction, in order to avoid leak.Fill high boiling point oils (as the transformer wet goods) in the chuck 6, each 4 of 2KW, 3KW electric heaters are installed in uniform 8 holes 12, chuck bottom.When needing reacting by heating,, heat is imported in the reactor by cylindrical shell 5 walls, with agitator 10 stirring reactions with this heater heats oil temperature.During the cooling of still domestic demand, water coolant enters from water inlet pipe 16, through coil pipe 11, then discharges from water shoot 7.Reaction product derives from discharge port 9.
With reference to Fig. 3, the volatiles during the reactor internal reaction is entered by inlet mouth 30, and from riser 20 past risings, water coolant enters from water inlet pipe 22, discharges from water shoot 19, with the gas in the cooling riser.Uncooled gas is discharged from vapor pipe 29, and the component that is condensed flows to liquid trap 23 in upper shell 21, and enters cooling tube 27.Water coolant enters from water inlet pipe 26, discharges from water shoot 24, cools off the liquid in the cooling tube 27 again, and cooling fluid is discharged from drainage conduit 28, reacts in the directed response still again, also can collect and make his usefulness.
Technology of the present invention and device can satisfy produces 300 tons-1000 tons production needs per year.Product is through the nineteen ninety check of Hubei Province's quality of chemical products supervision and inspection junction centre, and it the results are shown in Table 2.
Keep the quality products level</entry></row></tbody></tgroup></table></tables>
Inhibiter of the present invention synthesizes desired raw material, wide material sources at home, and the synthesis technique advantages of simple, equipment is complete safety relatively, constant product quality.Be used for boiler rinsing and become the soda boiling oil removing and carry out pickling again and be one technology, saved starting material and time.Test Application shows through units concerned, and it is to 20A steel, 45
#Steel, 3HW35 steam bubble steel, 19Mn5 steam bubble steel, steel grind 102 steel, are 5-7% at concentration of hydrochloric acid, and temperature is under 50-70 ℃ the condition, inhibiter addition (0.3-0.5) %, and its inhibition efficiency reaches more than 98%, and static corrosion speed is≤1g/ rice
2Hour, dynamically corrosion speed is less than 6g/ rice
2Hour, the metallic surface does not have corrosion phenomenon, still protects gloss, does not have to ooze hydrogen and hydrogen embrittlement phenomenon.
Inhibiter of the present invention is used for acidification of oil field, and consumption is few, and toxicity is little, non-stimulated smell, environmentally safe.The pickling prescription is: the applicable acidification of oil field below 90 ℃ of this inhibiter of %+water (13-15) %HCl+3%HF+(0.5-1), its corrosion speed＜10g/m
2.h(petroleum department's standard) (material N
80).
Claims (5)
1, a kind of technology of high-efficiency hydrochloric restrainer suitability for industrialized production, it is characterized in that inhibiter is by oleic acid, Benzyl Chloride, polyamines polyene, dimethylbenzene, tensio-active agent OP-15, solvent, Tx-10 or Tx-10 and acid amides are formulated, and its composition (weight ratio %) is:
1 2
Oleic acid 7-10 7-10
Benzyl Chloride 3-6 3-6
Polyamines polyene 3-6 3-6
Dimethylbenzene 4-7 4-7
OP-15 5-8 5-8
Solvent 20-40 20-40
Tx-10 30-40 15-20
Acid amides 15-20
Production technique is earlier oleic acid, polyamines polyene, dimethylbenzene to be added in the reactor at 165 ℃-180 ℃, carried out while stirring under the normal pressure building-up reactions 10-16 hour, be cooled to 90-120 ℃ again, add Benzyl Chloride, under this temperature and normal pressure, carry out benzyl reaction 4-8 hour again, obtain intermediate, the intermediate vacuum is taken out expect dosing vessel, under 80 ℃, it is got product half an hour with tensio-active agent OP-15, detergent Tx-10 or Tx-10 and acid amides, solvent stirring reaction.
2, used reactor in the described production technique of claim 1, by cylindrical shell 5, well heater, agitator 10, coil pipe 11 is formed, it is characterized in that cylindrical shell 5 and end socket 3 usefulness flanges 14 fasten as one, end socket 13 upsides have charging opening 1 on one side, air outlet 4 is arranged on one side, thermometer hole 17, the top has the standby hole 2 that agitator 10 is installed, chuck 6 is provided with oil inlet pipe 15, oil exit pipe 8, uniform installation electric heater hole, chuck bottom 12, cylindrical shell 5 bottoms are provided with discharge port 9, water shoot 7, sidepiece is provided with cool circulation water water inlet pipe 16, water of condensation coil pipe 11 is installed, agitator 10 in the cylindrical shell.
3, reactor according to claim 2 is characterized in that it is 8 that the hole of electric heater is installed in the chuck bottom.
4, the water cooler that links to each other with claim 2 air outlet 4, by cylindrical shell, advance, rising pipe, riser 20 compositions such as grade, it is characterized in that cylindrical shell is by last, lower shell 21,25 closely cooperate forms, upper shell one side has inlet mouth 30 to communicate with riser 20, opposite side has water inlet pipe 22, water shoot 19, vapor pipe 29 is arranged at top, riser 20 usefulness tube sheets 18 are fixed in the upper shell 21, and a taper liquid trap 23 is arranged at upper shell 21 bottoms, connects cooling tube 27 under it, connect drainage conduit 28 under the cooling tube, liquid trap 23, cooling tube 27 are in cylindrical shell 25 inside, and the lower shell sidewall is equipped with water inlet pipe 26, water shoot 24.
5,, it is characterized in that the air outlet 4 of reactor links to each other with the inlet mouth 30 of water cooler according to claim 2,4 described reactors, water cooler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90104787 CN1048416A (en) | 1990-07-18 | 1990-07-18 | High-efficiency hydrochloric restrainer industrialized producing technology and device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90104787 CN1048416A (en) | 1990-07-18 | 1990-07-18 | High-efficiency hydrochloric restrainer industrialized producing technology and device thereof |
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| Publication Number | Publication Date |
|---|---|
| CN1048416A true CN1048416A (en) | 1991-01-09 |
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| CN 90104787 Pending CN1048416A (en) | 1990-07-18 | 1990-07-18 | High-efficiency hydrochloric restrainer industrialized producing technology and device thereof |
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| CN (1) | CN1048416A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1089016C (en) * | 1996-10-10 | 2002-08-14 | 戴仁逊 | Vapour phase corrosion inhibitor for high-pressure boiler and preparing process thereof |
| CN101100754B (en) * | 2006-07-05 | 2010-11-10 | 中国科学院海洋研究所 | Uracil carbon steel pickling corrosion inhibitor and application thereof |
| CN102418103A (en) * | 2011-12-13 | 2012-04-18 | 长沙市中蓝清洗技术有限公司 | Chemical for cleaning boiler |
| CN102531203A (en) * | 2012-02-03 | 2012-07-04 | 上海韬鸿化工科技有限公司 | Corrosion inhibitor for boiler acid washing and production method thereof |
| CN107520210A (en) * | 2017-08-25 | 2017-12-29 | 无锡厚发自动化设备有限公司 | A kind of large tank inner chamber incrustation scale removes construction method |
| CN108504343A (en) * | 2018-05-09 | 2018-09-07 | 西安瑞杰油田物资实业开发有限公司 | A kind of sulfur resistive corrosion inhibiter and preparation method thereof |
-
1990
- 1990-07-18 CN CN 90104787 patent/CN1048416A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1089016C (en) * | 1996-10-10 | 2002-08-14 | 戴仁逊 | Vapour phase corrosion inhibitor for high-pressure boiler and preparing process thereof |
| CN101100754B (en) * | 2006-07-05 | 2010-11-10 | 中国科学院海洋研究所 | Uracil carbon steel pickling corrosion inhibitor and application thereof |
| CN102418103A (en) * | 2011-12-13 | 2012-04-18 | 长沙市中蓝清洗技术有限公司 | Chemical for cleaning boiler |
| CN102418103B (en) * | 2011-12-13 | 2013-06-05 | 长沙市中蓝清洗技术有限公司 | Chemical for cleaning boiler |
| CN102531203A (en) * | 2012-02-03 | 2012-07-04 | 上海韬鸿化工科技有限公司 | Corrosion inhibitor for boiler acid washing and production method thereof |
| CN102531203B (en) * | 2012-02-03 | 2013-04-03 | 上海韬鸿化工科技有限公司 | Corrosion inhibitor for boiler acid washing and production method thereof |
| CN107520210A (en) * | 2017-08-25 | 2017-12-29 | 无锡厚发自动化设备有限公司 | A kind of large tank inner chamber incrustation scale removes construction method |
| CN108504343A (en) * | 2018-05-09 | 2018-09-07 | 西安瑞杰油田物资实业开发有限公司 | A kind of sulfur resistive corrosion inhibiter and preparation method thereof |
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| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
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