CN107132159A - It is a kind of at the same determine paper hydrophobic oleophobic characteristic pretreatment unit and method - Google Patents

It is a kind of at the same determine paper hydrophobic oleophobic characteristic pretreatment unit and method Download PDF

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Publication number
CN107132159A
CN107132159A CN201710329697.0A CN201710329697A CN107132159A CN 107132159 A CN107132159 A CN 107132159A CN 201710329697 A CN201710329697 A CN 201710329697A CN 107132159 A CN107132159 A CN 107132159A
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China
Prior art keywords
sample
paper
hydrophobic oleophobic
pretreatment unit
pins
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CN201710329697.0A
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CN107132159B (en
Inventor
戴毅
刘道恒
柴欣生
朱楚星
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South China University of Technology SCUT
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South China University of Technology SCUT
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N13/00Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/28Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/30Staining; Impregnating ; Fixation; Dehydration; Multistep processes for preparing samples of tissue, cell or nucleic acid material and the like for analysis

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  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

The invention discloses a kind of while determining the pretreatment unit and method of paper hydrophobic oleophobic characteristic, including two root architecture identical sample pins, sample stage, two structure identical sample pin mounting brackets, bases;Two sample pin mounting brackets are parallel respectively and are fixed on vertically on base;Two sample pins are separately fixed in two sample pin mounting brackets;Sample stage is located at the lower section of two sample pins, and its two ends is arranged on base by support frame respectively;In the surface of sample stage, the lower section corresponding to two sample pins, the neck for fixing sample is provided with.Sample stage is rotated with support frame and is connected;Support frame side is provided with the rotary knob being connected with sample stage.Water and oily matter are titrated simultaneously using double sample pins, the liquid not permeated is set to flow out under gravity by the rotation of sample stage, so as to obtain the sample after paper water suction and oil suction, with reference to static headspace gas as chromatographic technique determines the hydrophobic oleophobic characteristic of paper simultaneously, conventional efficient is greatly improved.

Description

It is a kind of at the same determine paper hydrophobic oleophobic characteristic pretreatment unit and method
Technical field
The present invention relates to note detection field, more particularly to it is a kind of while determining the pretreatment dress of paper hydrophobic oleophobic characteristic Put and method.
Background technology
At present, test liquid is mainly what is realized by measuring contact angle to the wetting property of paper, the survey of contact angle Amount is main to be realized by angle measurement, survey height or dynamometry.These methods need artificial continuous precise manipulation and observation, measurement process In human factor it is more, the accuracys of data largely depends on the personal skill of gauger, therefore occurs larger Experimental error.Furthermore, these operations need to use various optical instruments and mechanics apparatus is measured, step is very cumbersome, Time-consuming, operation is sufficiently complex, has a strong impact on the operating efficiency and dynamic role of operating personnel.
The content of the invention
It is an object of the invention to overcome the shortcoming and defect of above-mentioned prior art there is provided one kind it is simple in construction, operate just The pretreatment unit and method of paper hydrophobic oleophobic characteristic are determined while prompt.The device can greatly reduce artificial operation and vision The error that resolved bands come, simplifies cumbersome experimentation, improves conventional efficient.
The present invention is achieved through the following technical solutions:
It is a kind of while determine the pretreatment unit of paper hydrophobic oleophobic characteristic, including such as lower component:
Two root architecture identical sample pins 1;
Sample stage 2;
Two structure identical sample pin mounting brackets 3;
Base 7;
Described two sample pin mounting brackets 3 are parallel respectively and are fixed on vertically on base 7;
Two sample pins 1 are separately fixed in two sample pin mounting brackets 3;
The sample stage 2 is located at the lower section of two sample pins 1, and its two ends is arranged on base 7 by support frame 4 respectively;
In the surface of sample stage 2, the lower section corresponding to two sample pins 1, the neck 9 for fixing sample is provided with.
The sample stage 2 is rotatably connected by axle with support frame 4;
The side of support frame as described above 4 is provided with a rotary knob 5 being connected with sample stage 2;
When rotating rotary knob 5, the levelness and gradient of sample stage 2 can adjust.
The middle part of the base 7 is provided with waste liquid tank 6;
When rotation rotary knob 5, and sample stage 2 is set gradually to tilt, the liquid not infiltrated through in sample is under gravity Drop in waste liquid tank 6.
The sample pin mounting bracket 3 is provided with the sliding bar 8 for being used for controlling sample pin 1 to draw and titrate testing liquid; The sliding bar 8 is arranged in the chute of sample pin mounting bracket 3.
The bottom side of the waste liquid tank 6 is provided with the outage 10 for discharging its interior liquid.
The sample pin 1 is glass or plastic cement material.
The sliding bar 8 is metal or plastic cement material.
Two sample pins 1 are respectively used to place water and oil-based liquid.
During collection;Paper is inserted into neck 9 first, and rotates rotary knob 5, to adjust the levelness of sample stage 2, The plane and sample pin 1 for making paper keep being mutually perpendicular to;
Lifting sliding bar 8 makes corresponding fluid sample suck respectively in each sample pin 1, under resynchronisation regulation sliding bar 8 Reduction of speed degree, makes respective liquid sample is stable to be added dropwise on paper;Paper 60s is stood, fluid sample is fully permeated paper;
Rotating rotary knob 5 overturns sample stage 2, and the liquid not permeated is flowed under the influence of gravity into waste liquid tank 6, completes Sample collection.
The present invention has the following advantages and effect relative to prior art:
1st, two sample pin mounting brackets 3 of the invention are parallel respectively and are fixed on vertically on base 7;Two 1 point of sample pins It is not fixed in two sample pin mounting brackets 3;Sample stage 2 is located at the lower section of two sample pins 1, and its two ends passes through support respectively Frame 4 is arranged on base 7;Sample stage 2 has the functions such as upset, Level tune.By being combined with headspace gas chromatography instrument, it can keep away Exempt from human error and tedious steps that direct measurement contact angle is brought, so as to substantially increase the accuracy and reality of experimental data Test efficiency.
2nd, the hydrophobic oleophobic characteristic of conventional method test paper needs to measure contact angle, and time-consuming, and process is complicated, artificial behaviour Observe and read scale, then calculated;Present invention combination headspace gas chromatography, the step of saving measurement contact angle, from And reach the purpose of accurate measurement paper hydrophobic oleophobic performance.
3rd, the present invention while titrating water and oily matter, and makes not ooze using double sample pins 1 by the rotation of sample stage 2 Saturating liquid flows out under gravity, so that the sample after paper water suction and oil suction is obtained, with reference to static headspace gas as chromatographic technique The hydrophobic oleophobic characteristic of paper is determined simultaneously, and conventional efficient is greatly improved.
Brief description of the drawings
Fig. 1 determines the pretreatment unit structural representation of paper hydrophobic oleophobic characteristic for the present invention simultaneously.
Fig. 2 determines the pretreatment unit schematic elevation view of paper hydrophobic oleophobic characteristic for the present invention simultaneously.
Embodiment
The present invention is more specifically described in detail with reference to specific embodiment.
Embodiment
As shown in Figure 1, 2.The invention discloses it is a kind of and meanwhile determine paper hydrophobic oleophobic characteristic pretreatment unit, including Such as lower component:
Two root architecture identical sample pins 1;
Sample stage 2;
Two structure identical sample pin mounting brackets 3;
Base 7;
Described two sample pin mounting brackets 3 are parallel respectively and are fixed on vertically on base 7;
Two sample pins 1 are separately fixed in two sample pin mounting brackets 3;
The sample stage 2 is located at the lower section of two sample pins 1, and its two ends is arranged on base 7 by support frame 4 respectively;
In the surface of sample stage 2, the lower section corresponding to two sample pins 1, the neck 9 for fixing sample is provided with.Card The concrete shape specification and size of groove 9 can be determined according to practical application.
The sample stage 2 is rotatably connected by axle with support frame 4;
The side of support frame as described above 4 is provided with a rotary knob 5 being connected with sample stage 2;
When rotating rotary knob 5, the levelness and gradient of sample stage 2 can adjust.
The middle part of the base 7 is provided with waste liquid tank 6;
When rotation rotary knob 5, and sample stage 2 is set gradually to tilt, the liquid not infiltrated through in sample is under gravity Drop in waste liquid tank 6.The length of waste liquid tank 6 is about 10cm, and width is about 3cm, and depth is about 1cm;Certainly specific size can Determined according to practical application.
The sample pin mounting bracket 3 is provided with the sliding bar 8 for being used for controlling sample pin 1 to draw and titrate testing liquid; The sliding bar 8 is arranged in the chute of sample pin mounting bracket 3.
The bottom side of the waste liquid tank 6 is provided with the outage 10 for discharging its interior liquid.
The sample pin 1 is glass or plastic cement material.
The sliding bar 8 is metal or plastic cement material.
Two sample pins 1 are respectively used to place water and oil-based liquid.
The present invention determines the preprocess method of paper hydrophobic oleophobic characteristic simultaneously, can be achieved by the steps of:
Step one:Paper is inserted into neck 9 first, and rotates rotary knob 5, to adjust the levelness of sample stage 2, The plane and sample pin 1 for making paper keep being mutually perpendicular to;
Step 2:Lifting sliding bar 8 makes corresponding fluid sample suck respectively in each sample pin 1, and resynchronisation regulation is slided The decrease speed of bar 8, makes respective liquid sample is stable to be added dropwise on paper;Paper 60s is stood, fluid sample is fully permeated paper ;
Step 3:Rotating rotary knob 5 overturns sample stage 2, and the liquid not permeated flows under the influence of gravity into waste liquid tank 6 In, complete sample collection.
Added water scrub raffinate groove 6 after the completion of sample pretreatment, and scrub raffinate is discharged at outage 10.
As described above, the present invention can be better realized.
Embodiments of the present invention are simultaneously not restricted to the described embodiments, other any Spirit Essences without departing from the present invention With the change made under principle, modification, replacement, combine, simplify, should be equivalent substitute mode, be included in the present invention Within protection domain.

Claims (9)

1. it is a kind of while determining the pretreatment unit of paper hydrophobic oleophobic characteristic, it is characterised in that including such as lower component:
Two root architecture identical sample pins (1);
Sample stage (2);
Two structure identical sample pin mounting brackets (3);
Base (7);
Described two sample pin mounting brackets (3) are parallel respectively and are fixed on vertically on base (7);
Two sample pins (1) are separately fixed on two sample pin mounting brackets (3);
The sample stage (2) is located at the lower section of two sample pins (1), and its two ends is arranged on base (7) by support frame (4) respectively On;
Surface in sample stage (2), the lower section corresponding to two sample pins (1), are provided with the neck (9) for fixing sample.
2. determine the pretreatment unit of paper hydrophobic oleophobic characteristic simultaneously according to claim 1, it is characterised in that:The sample Sample platform (2) is rotatably connected by axle with support frame (4);
The side of support frame as described above (4) is provided with a rotary knob (5) being connected with sample stage (2);
When rotating rotary knob (5), the levelness and gradient of sample stage (2) can adjust.
3. determine the pretreatment unit of paper hydrophobic oleophobic characteristic simultaneously according to claim 2, it is characterised in that:The bottom The middle part of seat (7) is provided with waste liquid tank (6);
When rotation rotary knob (5), and sample stage (2) is set gradually to tilt, the liquid not infiltrated through in sample is under gravity Drop in waste liquid tank (6).
4. determine the pretreatment unit of paper hydrophobic oleophobic characteristic simultaneously according to claim 3, it is characterised in that:The sample Product pin mounting bracket (3), which is provided with, to be used to control sample pin (1) to draw and titrate the sliding bar (8) of testing liquid;It is described to slide Bar (8) is arranged in the chute of sample pin mounting bracket (3).
5. determine the pretreatment unit of paper hydrophobic oleophobic characteristic simultaneously according to claim 4, it is characterised in that:It is described useless The bottom side of liquid bath (6) is provided with the outage (10) for discharging its interior liquid.
6. determine the pretreatment unit of paper hydrophobic oleophobic characteristic simultaneously according to claim 5, it is characterised in that:The sample Product pin (1) is glass or plastic cement material.
7. determine the pretreatment unit of paper hydrophobic oleophobic characteristic simultaneously according to claim 6, it is characterised in that:The cunning Lever (8) is metal or plastic cement material.
8. determine the pretreatment unit of paper hydrophobic oleophobic characteristic simultaneously according to claim 7, it is characterised in that:Two samples Product pin (1) is respectively used to place water and oil-based liquid.
9. it is a kind of while determining the preprocess method of paper hydrophobic oleophobic characteristic, it is characterised in that using same described in claim 8 When determine paper hydrophobic oleophobic characteristic pretreatment unit realize, it comprises the following steps:
Step one:Paper is inserted into neck (9) first, and rotates rotary knob (5), to adjust the level of sample stage (2) Degree, the plane and sample pin (1) for making paper keeps being mutually perpendicular to;
Step 2:Lifting sliding bar (8) makes corresponding fluid sample suck respectively in each sample pin (1), and resynchronisation regulation is slided The decrease speed of bar (8), makes respective liquid sample is stable to be added dropwise on paper;Paper 60s is stood, fluid sample is fully permeated Paper;
Step 3:Rotating rotary knob (5) overturns sample stage (2), and the liquid not permeated flows under the influence of gravity into waste liquid tank (6) in, sample collection is completed.
CN201710329697.0A 2017-05-11 2017-05-11 Pretreatment device and method for simultaneously measuring hydrophobic and oleophobic characteristics of paper Active CN107132159B (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109917060A (en) * 2019-02-28 2019-06-21 云南中烟工业有限责任公司 A method of utilizing tracer-Headspace Gas Chromatography paper oleophobic degree
CN109910486A (en) * 2019-03-13 2019-06-21 华邦古楼新材料有限公司 A kind of method and apparatus of high-performance thermal dye sublimation transfer printing paper manufacture

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101865807A (en) * 2010-04-15 2010-10-20 上海梭伦信息科技有限公司 Apparatus and method for testing solid-liquid dynamic and static contact angles by actual liquid droplet method
CN204314182U (en) * 2014-12-04 2015-05-06 上海梭伦信息科技有限公司 A kind of interfacial tension based on analytical balance and contact angle proving installation

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101865807A (en) * 2010-04-15 2010-10-20 上海梭伦信息科技有限公司 Apparatus and method for testing solid-liquid dynamic and static contact angles by actual liquid droplet method
CN204314182U (en) * 2014-12-04 2015-05-06 上海梭伦信息科技有限公司 A kind of interfacial tension based on analytical balance and contact angle proving installation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109917060A (en) * 2019-02-28 2019-06-21 云南中烟工业有限责任公司 A method of utilizing tracer-Headspace Gas Chromatography paper oleophobic degree
CN109910486A (en) * 2019-03-13 2019-06-21 华邦古楼新材料有限公司 A kind of method and apparatus of high-performance thermal dye sublimation transfer printing paper manufacture

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