CN109957436A - A kind of medical equipment lubricating and antirust agent rinsing oily phase transfer performance with heat - Google Patents
A kind of medical equipment lubricating and antirust agent rinsing oily phase transfer performance with heat Download PDFInfo
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- CN109957436A CN109957436A CN201711403102.8A CN201711403102A CN109957436A CN 109957436 A CN109957436 A CN 109957436A CN 201711403102 A CN201711403102 A CN 201711403102A CN 109957436 A CN109957436 A CN 109957436A
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- antirust agent
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
- C10M169/04—Mixtures of base-materials and additives
- C10M169/044—Mixtures of base-materials and additives the additives being a mixture of non-macromolecular and macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
- C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
- C10M2203/1006—Petroleum or coal fractions, e.g. tars, solvents, bitumen used as base material
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/02—Hydroxy compounds
- C10M2207/021—Hydroxy compounds having hydroxy groups bound to acyclic or cycloaliphatic carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/02—Hydroxy compounds
- C10M2207/021—Hydroxy compounds having hydroxy groups bound to acyclic or cycloaliphatic carbon atoms
- C10M2207/022—Hydroxy compounds having hydroxy groups bound to acyclic or cycloaliphatic carbon atoms containing at least two hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/104—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing two carbon atoms only
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/105—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing three carbon atoms only
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/108—Polyethers, i.e. containing di- or higher polyoxyalkylene groups etherified
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/12—Inhibition of corrosion, e.g. anti-rust agents or anti-corrosives
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/56—Boundary lubrication or thin film lubrication
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/06—Instruments or other precision apparatus, e.g. damping fluids
Abstract
The invention discloses a kind of medical equipment lubricating and antirust agent with hot floating oil phase transfer performance, belong to technical field of fine, and the solution of water is converted into coarse dispersion system by lyosol system in certain temperature range.In the hot rinse cycle of medical instrument, the coarse dispersion system that the present invention is formed in hydrothermal solution is hot rinsing liquid, oil-phase component therein can be detached from water phase and be transferred to medical apparatus surface, form the oil film of larger thickness and uniform fold, play the role of lubricating and antirust, solve the problems, such as because caused by lubricating and antirust agent oil film is too thin or covering is uneven medical instrument get rusty it is blunt with joint card.
Description
One, technical field
The content of present invention is related to a kind of medical equipment lubricating and antirust agent, more particularly to a kind of with the oily phase transfer of heat rinsing
The medical equipment lubricating and antirust agent of energy, belongs to technical field of fine.
Two, technical background
Hospital, can be largely using stainless steel or other metal medical appliances during daily operation, for example perform the operation
Knife, operating scissors, haemostatic clamp, kidney basin, tweezers etc..These metal medical appliances are in use, cleaning, disinfection, sterilizing and save process
In can be oxidized corrosion, cause instrument to get rusty and joint failure, not only increase the infection risk of patient, and improve doctor
The operation cost of institute.In order to extend the service life of metal medical appliance, prevent the generation of infection event, for the gold after cleaning
Category medical instrument hospital generallys use lubricating and antirust agent and carries out maintenance processing.Medical instrument lubricating and antirust agent by by hand impregnate or
The hot rinse cycle of medicine equipment cleaning machine device is attached to one layer of oil film of formation on the surface of metal medical appliance.The oil film is not
But can be with the joint part of lubricated metal medical instrument, and the oxygen in air can be prevented to connect with metal medical appliance
Touching.
Hospitals at Present uses after being diluted the agent of medical equipment lubricating and antirust according to a certain percentage with water, and the lubrication in solution is anti-
Agent ingredient become rusty in the particle states such as molecule or colloid, the diameter of these particles between 0.001-0.1 μm, partial size it is not only smaller and
Do not influenced and changed by water temperature, it is thin in oil film thickness that equipment surfaces are formed and covering is uneven, oil film thickness less than 5 μm,
It is not only poor to the lubricant effect of medical instrument, and the oxygen in air readily penetrates through thin oil film and oxidation reaction and then corruption occurs
Metallic weapon is lost, instrument is caused to get rusty or the blunt problem of joint card.
It is deposited between micella particle or molecule and hydrone in the medical equipment lubricating and antirust agent aqueous solution that Hospitals at Present uses
In hydrogen bond action, it is bound in it in aqueous solvent, what lubricating and antirust agent ingredient cannot be fully effective in hot rinse cycle turns
Equipment surfaces are moved on to, it is most of to be discharged with aqueous solution together as waste liquid, to result in waste of resources.
The hot rinsing liquid of medical equipment lubricating and antirust agent passes through the hot rinse cycle and medical apparatus surface of medical cleaner device
Contact, the adhesion strength of the current hot rinsing liquid of lubricating and antirust agent is weaker, and the hot rinsing liquid contacted with instrument side and bottom surface exists
It slides under the action of gravity, reduces lubricating and antirust effect.The hot rinsing liquid remained in above instrument on a small quantity was by drying
Journey is concentrated to form oil film, which fails that equipment surfaces are completely covered, and expose portion is easy to oxidize to get rusty, and is unfavorable for extending metal
The service life of medical instrument.
The above problem that hospital encounters in medical equipment actual use needs a kind of energy to form covering completely and thickness
The lubricating and antirust agent of larger oil film, and to have higher utilization efficiency.
Three, summary of the invention
The present invention proposes a kind of medical equipment lubricating and antirust that oily phase transfer performance is rinsed with heat in view of the above problems
Agent, which is characterized in that the medical equipment lubricating and antirust agent aqueous solution is converted into temperature elevation process by lyosol system
Coarse dispersion system, the oil-phase component in hot rinse cycle in its coarse dispersion system can be detached from water phase and be transferred to medical instrument table
Lubricating and antirust is played the role of in face.
The lyosol system of the medical equipment lubricating and antirust agent aqueous solution that there is heat to rinse oily phase transfer performance is light
Blue-tinted transparent state, coarse dispersion system are muddy or milky opaque state.
The medical equipment lubricating and antirust agent that there is heat to rinse oily phase transfer performance as oil-phase component lyosol with
It is dispersed in water in coarse dispersion system with particle state, partial size of the oil-phase component in coarse dispersion system is greater than it in lyosol body
Partial size in system.
The hot rinse cycle of the medical equipment lubricating and antirust agent that there is heat to rinse oily phase transfer performance passes through ultrasonic wave
Cleaning machine, endoscope cleaning machine or full-automatic operation device cleaning disinfection machine realize that the aqueous solution of medical equipment lubricating and antirust agent exists
It is heated in cleaning robot and is gradually warmed up to form hot rinsing liquid, the coarse dispersion system that hot rinsing liquid is 50~100 DEG C.
It is described in hot rinse cycle, the lubricating and antirust agent molecule in hot rinsing liquid and the hydrogen bond action quilt between hydrone
It destroys, oil-phase component gets rid of the constraint effect of water phase, in the adherency or absorption for utilizing itself with the contact process of medical instrument
Effect is transferred to the surface of instrument, forms the oil film of larger thickness.
The invention also provides the medical equipment lubricating and antirust agent that there is heat to rinse oily phase transfer performance described in a kind of preparation
Method, the component comprising following mass percentage content:
(A) medicinal grade white oil, content are 40%~60%；
(B) Fatty alcohol polyoxyethylene polyoxypropylene ether (I), content are 40%~65%, skeleton symbol CnH2n+1
(C2H4O)m(C3H6O)xOH, wherein 6≤n≤9,3≤m≤10,3≤x≤10, n, m and x round numbers；
(C) Fatty alcohol polyoxyethylene polyoxypropylene ether (II), content are 4%~20%, skeleton symbol CnH2n+1
(C2H4O)m(C3H6O)xOH, wherein 10≤n≤15,3≤m≤10,3≤x≤10, n, m and x round numbers；
(D) is selected from one of water, ethyl alcohol, ethylene glycol, glycerol and propylene glycol or a variety of, surplus.
Component A can play the role of lubricating and antirust in the oil film that medical apparatus surface is formed in the preparation method.
B component and component C are all the nonionic surfactants for having certain cloud point in the preparation method, and component C
Cloud point be higher than B component, the two solubility with temperature in water is increased and is reduced, to promote medical equipment lubricating and antirust agent
Aqueous solution increased with temperature coarse dispersion system be converted by lyosol system.
Aliphatic chain in the preparation method in B component and component C molecular structure is branch or straight-chain hydrocarbons.
A, B, C and D component can be with any sequencing mixed preparings in the preparation method.
The present invention can achieve the effect that:
In the hot rinse cycle of medical instrument, the medical equipment lubricating and antirust agent ingredient in hot rinsing liquid can be sufficiently
It is transferred to equipment surfaces, front, side and bottom surface can all be covered by lubricating and antirust agent, form that thickness is larger and uniform oil
Film not only has comprehensive rust-proof effect, and takes full advantage of resource, improves the level of resources utilization, avoids waste.It is right
In articulated instrument, thicker oil film can make the joint part of instrument more flexible, enhance lubricant effect, be conducive to extend
The service life of medical instrument.
Four, specific embodiment
Embodiment:
It is preferred that the medical equipment lubricating and antirust agent of material and constituent content the preparation embodiment of table 1, all degrees
It is all based on poidometer.
Table 1
The production process of embodiment: the raw material A of table 1, B, C and D are sequentially added according to the mass percentage of table 1
It is stirred 30 minutes into the rustless steel container with agitating device.
The medical equipment lubricating and antirust agent of embodiment preparation is colourless transparent liquid, and property is stablized, and indoor preservation will not go out
Now precipitating, crystallization or lamination.
Three pentanones are added in above-mentioned medical equipment lubricating and antirust agent as fluorescer according to volume fraction 0.025% and are made
The standby medical equipment lubricating and antirust agent containing fluorescer, to detect oil film thickness using laser inductive fluorescence method.
The lubricating and antirust agent of medical equipment containing fluorescer of embodiment preparation conserves the side for the treatment of instrument in hot rinse cycle
Method is as follows:
(1) medical cleaner device includes full-automatic operation device cleaning disinfection machine, supersonic wave cleaning machine and endoscope cleaning machine,
It is preferred that full-automatic operation device cleaning disinfection machine, which has the function of cleaning, rinsing, heat rinsing and drying four, will
The lubricating and antirust agent of medical equipment containing fluorescer of embodiment, which is added in the lubricating and antirust agent Storage Box of the cleaning robot, to be realized certainly
Dynamic addition function, then by the hot rinse cycle of cleaning robot carry out using.
(2) the operation program of full-automatic operation device cleaning disinfection machine are as follows: enzyme cleaning → primary rinsing → secondary rinsing
→ plus lubricating and antirust agent heat rinsing → heated-air drying.
(3) the multienzyme cleaning agent metering pump operation time parameters of full-automatic operation device cleaning disinfection machine are set as 40 seconds,
The water being automatically added is diluted to cleaning solution by cleaning agent, and cleaning solution and water volume ratio are 1:300.
(4) set addition multienzyme cleaning agent cleaning solution temperature parameter as 45 DEG C,
(5) temperature parameter of the primary rinsing of setting and secondary rinsing is all room temperature, and time parameter is all 2 minutes.
(6) the lubricating and antirust agent metering pump operation time parameters of full-automatic operation device cleaning disinfection machine are set as 20 seconds,
The water being automatically added is diluted to hot rinsing liquid by the medical equipment lubricating and antirust agent of embodiment, the agent of medical equipment lubricating and antirust with
Water volume ratio is 1:800.
(7) the hot rinse liquid temperature parameter of full-automatic operation device cleaning disinfection machine is set as 90 DEG C, and hot rinsing time is joined
Number is 5 minutes.
(8) the hot-wind-drying time parameter of full-automatic operation device cleaning disinfection machine is set as 10 minutes.
(9) medical operation is cut to the cleaning basket for being placed in full-automatic operation device cleaning disinfection machine at random with transparency glass plate
In basket, then enter hot rinsing program after 45 DEG C of enzyme cleanings → primary rinsing → secondary rinsing three step process.
(10) in hot rinse cycle, medical equipment lubricating and antirust agent is mixed in cleaning storehouse with water, and it is molten to originally form liquid
The lyosol is circularly sprayed onto the equipment surfaces in basketry by glue, circulating pump and rotary spray arm in cleaning robot.
(11) there is electric heating tube in cleaning storehouse, as the temperature rises, hot rinsing liquid is by transparent nattier blue lyosol body
System is changed into muddy coarse dispersion system, and the hydrogen bond action between lubricating and antirust agent molecule and hydrone in rinsing liquid is broken
Bad, oil-phase component gets rid of the constraint effect of water phase, and oil-phase component therein utilizes the adherency of itself when contacting with equipment surfaces
Or suction-operated is transferred to equipment surfaces.
(12) heat is run under the conditions of being rinsed in 90 DEG C enters in next step i.e. hot-air drying process after five minutes, until instrument table
The remaining moisture in face all evaporates.
Maintenance processing is carried out to instrument using medical equipment lubricating and antirust agent prepared by embodiment according to procedure above, is supported
Knife of the medical instrument including but not limited to operation of processing is protected, cuts, clamp, metals or the nonmetallic system such as tweezers and transparency glass plate
Product.
The method that laser inductive fluorescence method measures the oil film thickness of embodiment is as follows:
(1) oil film thickness value, hot rinse cycle treated transparency glass plate surface oil are detected using instrument for convenience
The thickness value of film is used to characterize the sea surface oil slick thickness of metallic weapon.
(2) pulse laser in measuring instrument is every the 200ms sending duration is 6ns, wavelength is the ultraviolet of 266nm
Laser, three pentanones are added in the medical equipment lubricating and antirust agent of embodiment preparation as fluorescer, purple of the fluorescer in 266nm
The fluorescence that wavelength is 420nm or so can be issued under outer pulsed laser irradiation.Fluorescence signal is converted to simulation by photodetector
Signal inputs in high-speed oscilloscope.Since the life cycle of fluorescence only had for tens nanoseconds, response speed is used as the light of 1ns
Electric explorer.In order to improve measurement accuracy, it placed that one piece of peak value is 427.5nm, half-band width is before photodetector
The bandpass filter of 16.8nm, to remove veiling glare.
(3) fluorescence signal F and fluorescer concentration C and the relationship of oil film thickness L are F=KLC, and K is constant.
(4) in rating test, oil film thickness is fixed as 40 μm, by measurement fluorescer volume fraction difference 0%,
0.0125%, 0.025% and 0.05% when fluorescence signal, establish the linear relationship of fluorescence signal Yu fluorescer concentration,
According to formula F=KLC above-mentioned transformation be fluorescence signal and oil film thickness calibration relationship.
(5) it measures on transparency glass plate before oil film thickness, photodetector connects under the conditions of needing first to survey blank assay
Then the bias light received deducts the background from the fluorescence signal of actual measurement, finally could be converted into oil film according to calibration result
Thickness.
(6) fluorescence signal for measuring the transparency glass plate of the lubricating and antirust agent of medical equipment containing the fluorescer processing of embodiment is strong
Degree, the calibration relationship according to fluorescence signal intensity value and oil film thickness seek the thickness for calculating oil film.
Comparative example:
It is added to certain commercially available brand medical equipment lubricating and antirust according to volume fraction 0.025% using three pentanones as fluorescer
The medical equipment lubricating and antirust agent containing fluorescer is prepared in agent, to detect oil film thickness using laser inductive fluorescence method.
It is as follows that certain commercially available brand medical equipment lubricating and antirust agent conserves treating instrument method in hot rinse cycle:
(1) medical cleaner device includes full-automatic operation device cleaning disinfection machine, supersonic wave cleaning machine and endoscope cleaning machine,
It is preferred that full-automatic operation device cleaning disinfection machine, which has the function of cleaning, rinsing, heat rinsing and drying four, will
Certain commercially available brand medical equipment lubricating and antirust agent containing fluorescer is added in the lubricating and antirust agent Storage Box of the cleaning robot real
Now automatically addition function, then by the hot rinse cycle of cleaning robot carry out using.
(2) the operation program of full-automatic operation device cleaning disinfection machine are as follows: enzyme cleaning → primary rinsing → secondary rinsing
→ plus lubricating and antirust agent heat rinsing → heated-air drying.
(3) the multienzyme cleaning agent metering pump operation time parameters of full-automatic operation device cleaning disinfection machine are set as 40 seconds,
The water being automatically added is diluted to cleaning solution by cleaning agent, and cleaning solution and water volume ratio are 1:300.
(4) set addition multienzyme cleaning agent cleaning solution temperature parameter as 45 DEG C,
(5) temperature parameter of the primary rinsing of setting and secondary rinsing is all room temperature, and time parameter is all 2 minutes.
(6) the lubricating and antirust agent metering pump operation time parameters of full-automatic operation device cleaning disinfection machine are set as 20 seconds,
The water being automatically added is diluted to hot rinsing liquid, medical equipment lubricating and antirust by the medical equipment lubricating and antirust agent of comparative example
Agent and water volume ratio are 1:800.
(7) the hot rinse liquid temperature parameter of full-automatic operation device cleaning disinfection machine is set as 90 DEG C, and hot rinsing time is joined
Number is 5 minutes.
(8) the hot-wind-drying time parameter of full-automatic operation device cleaning disinfection machine is set as 10 minutes.
(9) medical operation is cut to the cleaning basket for being placed in full-automatic operation device cleaning disinfection machine at random with transparency glass plate
In basket, then enter hot rinsing program after 45 DEG C of enzyme cleanings → primary rinsing → secondary rinsing three step process.
(10) in hot rinse cycle, the medical equipment lubricating and antirust agent of comparative example is mixed in cleaning storehouse with water,
The lubricating and antirust agent water solution cycle is reciprocally sprayed onto the instrument in basketry by circulating pump and rotary spray arm in cleaning robot
Surface.
(11) heat is run under the conditions of being rinsed in 90 DEG C enters in next step i.e. hot-air drying process after five minutes, until instrument table
The remaining moisture in face all evaporates.
Maintenance processing is carried out to instrument using the medical equipment lubricating and antirust agent of comparative example according to procedure above, is supported
Knife of the medical instrument including but not limited to operation of processing is protected, cuts, clamp, metals or the nonmetallic system such as tweezers and transparency glass plate
Product.
The oil film thickness method that laser inductive fluorescence method measures comparative example is as follows:
(1) oil film thickness value, hot rinse cycle treated transparency glass plate surface oil are detected using instrument for convenience
The thickness value of film is used to characterize the sea surface oil slick thickness of metallic weapon.
(2) pulse laser in measuring instrument is every the 200ms sending duration is 6ns, wavelength is the ultraviolet of 266nm
Laser, three pentanones are added in the medical equipment lubricating and antirust agent of comparative example as fluorescer, purple of the fluorescer in 266nm
The fluorescence that wavelength is 420nm or so can be issued under outer pulsed laser irradiation.Fluorescence signal is converted to simulation by photodetector
Signal inputs in high-speed oscilloscope.Since the life cycle of fluorescence only had for tens nanoseconds, response speed is used as the light of 1ns
Electric explorer.In order to improve measurement accuracy, it placed that one piece of peak value is 427.5nm, half-band width is before photodetector
The bandpass filter of 16.8nm, to remove veiling glare.
(3) fluorescence signal F and fluorescer concentration C and the relationship of oil film thickness L are F=KLC, and K is constant.
(4) in rating test, oil film thickness is fixed as 3 μm, by measurement fluorescer volume fraction difference 0%,
0.0125%, 0.025% and 0.05% when fluorescence signal, establish the linear relationship of fluorescence signal Yu fluorescer concentration,
According to formula F=KLC above-mentioned transformation be fluorescence signal and oil film thickness calibration relationship.
(5) it measures on transparency glass plate before oil film thickness, photodetector connects under the conditions of needing first to survey blank assay
Then the bias light received deducts the background from the fluorescence signal of actual measurement, finally could be converted into oil film according to calibration result
Thickness.
(6) the fluorescence letter of the transparency glass plate of the lubricating and antirust agent of medical equipment containing the fluorescer processing of comparative example is measured
Number intensity, the calibration relationship according to fluorescence signal intensity value and oil film thickness seek the thickness for calculating oil film.
Embodiment is formed by equipment surfaces oil film thickness in 10-70 μ m and in equipment surfaces uniform fold, money
Source utilization efficiency is high, there is stronger lubricating and antirust effect；And comparative example is formed by equipment surfaces oil film thickness at 0-5 μm
In range, oil film not only covering more discontinuous than relatively thin but also presentation, lubricating and antirust effect is poor, and the level of resources utilization is low.
The above, only presently preferred embodiments of the present invention, all equivalent changes done according to present patent application, are this case
Technology cover.
Claims (10)
1. a kind of medical equipment lubricating and antirust agent for rinsing oily phase transfer performance with heat, which is characterized in that the medical equipment
Lubricating and antirust agent aqueous solution is converted into coarse dispersion system by lyosol system in temperature elevation process, in hot rinse cycle its
Oil-phase component in coarse dispersion system can be detached from water phase and be transferred to medical apparatus surface, play the role of lubricating and antirust.
2. the medical equipment lubricating and antirust agent according to claim 1 that there is heat to rinse oily phase transfer performance, feature exist
In the lyosol system of the medical equipment lubricating and antirust agent aqueous solution is light blue pellucidity, and coarse dispersion system is muddiness
Or milky opaque state.
3. the medical equipment lubricating and antirust agent according to claim 1 that there is heat to rinse oily phase transfer performance, feature exist
In the medical equipment lubricating and antirust agent is all scattered in as oil-phase component in lyosol and coarse dispersion system with particle state
In water, oil-phase component is greater than its partial size in lyosol system in the partial size in coarse dispersion system.
4. the medical equipment lubricating and antirust agent according to claim 1 that there is heat to rinse oily phase transfer performance, feature exist
In the hot rinse cycle is realized by supersonic wave cleaning machine, endoscope cleaning machine or full-automatic operation device cleaning disinfection machine, doctor
Be heated to be gradually warmed up in cleaning robot with the aqueous solution of instrument lubricating and antirust agent to form hot rinsing liquid, hot rinsing liquid be 50~
100 DEG C of coarse dispersion system.
5. the medical equipment lubricating and antirust agent according to claim 1 that there is heat to rinse oily phase transfer performance, feature exist
In, described in hot rinse cycle, the lubricating and antirust agent molecule in hot rinsing liquid and the hydrogen bond action between hydrone are destroyed,
Oil-phase component gets rid of the constraint effect of water phase, is being turned with the contact process of medical instrument using the adherency or suction-operated of itself
The surface for moving on to instrument forms the oil film of larger thickness.
6. a kind of side for preparing the medical equipment lubricating and antirust agent described in claim 1 that there is heat to rinse oily phase transfer performance
Method, it is characterised in that the component comprising following mass percentage content:
(A) medicinal grade white oil, content are 40%~60%；
(B) Fatty alcohol polyoxyethylene polyoxypropylene ether (I), content are 40%~65%,
Its skeleton symbol is CnH2n+1(C2H4O)m(C3H6O)xOH,
Wherein 6≤n≤9,3≤m≤10,3≤x≤10, n, m and x round numbers；
(C) Fatty alcohol polyoxyethylene polyoxypropylene ether (II), content are 4%~20%,
Its skeleton symbol is CnH2n+1(C2H4O)m(C3H6O)xOH,
Wherein 10≤n≤15,3≤m≤10,3≤x≤10, n, m and x round numbers；
(D) is selected from one of water, ethyl alcohol, ethylene glycol, glycerol and propylene glycol or a variety of, surplus.
7. the preparation method of medical equipment lubricating and antirust agent according to claim 6, which is characterized in that the component A exists
The oil film that medical apparatus surface is formed can play the role of lubricating and antirust.
8. the preparation method of medical equipment lubricating and antirust agent according to claim 6, which is characterized in that the B component and C
Component is all the nonionic surfactant for having certain cloud point, and the cloud point of component C is higher than B component, the two in water molten
Xie Du is increased with temperature and is reduced, so that the aqueous solution of medical equipment lubricating and antirust agent be promoted to increase with temperature by lyosol system
It is converted into coarse dispersion system.
9. the preparation method of medical equipment lubricating and antirust agent according to claim 6, which is characterized in that the B component and C
Aliphatic chain in component molecular structure is branch or straight-chain hydrocarbons.
10. the preparation method of medical equipment lubricating and antirust agent according to claim 6, characterized in that the formula technique
Middle A, B, C and D component can be with any sequencing mixed preparing.
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Cited By (1)
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| CN113559598A (en) * | 2021-06-25 | 2021-10-29 | 南通永余防锈材料有限公司 | Preparation process of high-stability track antirust agent |
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