CN108505354A - A kind of preparation method of high-precision camera lenses polishing grinding damping cloth - Google Patents
A kind of preparation method of high-precision camera lenses polishing grinding damping cloth Download PDFInfo
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- CN108505354A CN108505354A CN201810373431.0A CN201810373431A CN108505354A CN 108505354 A CN108505354 A CN 108505354A CN 201810373431 A CN201810373431 A CN 201810373431A CN 108505354 A CN108505354 A CN 108505354A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
- D06N3/14—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
- D06N3/0059—Organic ingredients with special effects, e.g. oil- or water-repellent, antimicrobial, flame-resistant, magnetic, bactericidal, odour-influencing agents; perfumes
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
- D06N3/0061—Organic fillers or organic fibrous fillers, e.g. ground leather waste, wood bark, cork powder, vegetable flour; Other organic compounding ingredients; Post-treatment with organic compounds
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0086—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique
- D06N3/0088—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by directly applying the resin
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/10—Properties of the materials having mechanical properties
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/12—Permeability or impermeability properties
- D06N2209/126—Permeability to liquids, absorption
- D06N2209/128—Non-permeable
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/16—Properties of the materials having other properties
- D06N2209/1671—Resistance to bacteria, mildew, mould, fungi
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/16—Properties of the materials having other properties
- D06N2209/1685—Wear resistance
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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Abstract
The present invention relates to damping cloth preparing technical fields, and in particular to a kind of high-precision camera lenses polishing grinding preparation method of damping cloth, its step are as follows：Configure polyurethane mixed slurry, immersion, pressing, coating, solidification, abundant water, drying and shaping, winding, mill skin and separation etc.；The advantages of reasonable raw material components of polyurethane mixed slurry in the preparation process of the present invention, the auxiliary agent of addition is by glycerine, ethylenediamine and atoleine mix, glycerine and ethylenediamine belong to chain extender, strand can be made to extend with the functional group reactions on polymer chain, molecular weight increases, polyurethane resin is promoted to shape, stress at definite elongation and wearability to which damping cloth be made have prodigious improvement, glycerine has the surface tension for increasing and melting effect and atoleine synergistic effect reduction polyurethane mixed slurry, improve levelability and uniformity, to manufactured damping cloth surfacing, it is smooth, uniformly, atoleine also improves the water proof anti-soil performance of damping cloth.
Description
Technical field
The present invention relates to damping cloth preparing technical fields, and in particular to a kind of high-precision camera lenses polishing grinding resistance
The preparation method of Buddhist nun's cloth.
Background technology
Camera is a kind of equipment for forming image using optical imaging concept and using negative writing image, is for taking the photograph
The optical instrument of shadow.Having in modern society's life can include much with the equipment of recording image, camera main element：Imaging
Element, darkroom, image forming medium and imaging control structure, image-forming component can be imaged.Typically by optical glass lens system
At lens group, referred to as camera lens, aperture, electromagnetic coil etc. can also play the role of camera lens in specific equipment, be imaged
Then charge capture and recording image, darkroom provide one between camera lens and image forming medium and connect and protect image forming medium not medium
It is disturbed, control structure can change the mode of imaging or recording image with the final imaging effect of image.It takes a picture in high-precision
Machine eyeglass usually requires to be polished grinding process in process of production.
The high-precision camera lenses polishing grinding of prior art damping cloth still there are many deficiencies place, first,
Damping cloth surface easily grows bacterium and goes mouldy, and service life is short；Secondly, the surfaces damping Bu Nibu are not smooth enough, smooth, poor quality,
Water proof anti-soil poor performance.
Invention content
(1) the technical issues of solving
In view of the deficiencies of the prior art, in preparation process of the invention polyurethane mixed slurry advantages of reasonable raw material components, add
The auxiliary agent entered is mixed by glycerine, ethylenediamine and atoleine, and glycerine and ethylenediamine belong to chain extender, energy and polymer chain
On functional group reactions and so that strand extension, molecular weight is increased, promote polyurethane resin to shape, determine to which damping cloth be made
Stretching stress and wearability has prodigious improvement, and glycerine, which has to increase, melts effect and atoleine synergistic effect reduction polyurethane mixing
The surface tension of slurry, improves levelability and uniformity, to manufactured damping cloth surfacing, smooth, uniform, liquid stone
Wax also improves the water proof anti-soil performance of damping cloth；Mould inhibitor is mixed by camphorated oil and methyl hydroxybenzoate in the preparation process of the present invention
It closes, camphorated oil has special faint scent, and energy insect prevention is anti-mite, and methyl hydroxybenzoate can press down mycostatic growth, keeps damping cloth soft
Soft light is slided, and the service life of damping cloth is extended.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs：
A kind of high-precision camera lenses polishing grinding preparation method of damping cloth, includes the following steps：
A, DMF solvent and lignocellulosic are first added in a reservoir, is used in combination blender to be sufficiently stirred, adds polyurethane tree
Fat, auxiliary agent, mould inhibitor and mill base, then with vacuum degasing machine deaeration, be finally filtered with 40-60 mesh filter screens, obtain poly- ammonia
Ester mixed slurry；
B, base fabric uncoiling immerses soaking pit through storing up cloth holder, in soaking pit in addition to clear water, 1% anion table should also be added
Then face activating agent is extracted the moisture in base fabric with compression roller, scald base fabric through the wheel that plates half-dried；
C, and then treated base fabric is evenly coated with slurry mixed liquor using knife cladding process is applied by coating platform
In base fabric, enters back into the solidification liquid of coagulating basin and solidified；
D, polyurethane mixed slurry is fully washed after complete solidification using in rinsing bowl, finally by drying
Sizing, winding, mill skin and separation process can be obtained high-precision camera lenses polishing grinding damping cloth.
Preferential, polyurethane mixed slurry is made by the raw material of following parts by weight in the step a：Polyurethane resin 80-
10-15 parts of 110 parts, 70-90 parts of DMF solvent, 5-10 parts of lignocellulosic, 3-7 parts of auxiliary agent, 0.9-1.3 parts of mould inhibitor and mill base.
Preferential, polyurethane mixed slurry is made by the raw material of following parts by weight in the step a：Polyurethane resin 90
Part, 80 parts of DMF solvent, 7 parts of lignocellulosic, 6 parts of auxiliary agent, 1.1 parts of mould inhibitor and 12 parts of mill base.
It is preferential, in the step a auxiliary agent by glycerine, ethylenediamine and atoleine according to mass ratio 1：1：2 mix,
The mould inhibitor is by camphorated oil and methyl hydroxybenzoate according to mass ratio 1：3 mix.
Preferential, vacuum degasing machine inclined heated plate is 40-50min in the step a.
Preferential, the DMF contents of solidification liquid are 20% in coagulating basin in the step c.
(3) advantageous effect
1, in preparation process of the invention polyurethane mixed slurry advantages of reasonable raw material components, the auxiliary agent of addition is by glycerine, second
Diamines and atoleine mix, and glycerine and ethylenediamine belong to chain extender, can with the functional group reactions on polymer chain and
So that strand extension, molecular weight is increased, polyurethane resin is promoted to shape, the stress at definite elongation and wearability to which damping cloth be made have
Prodigious improvement, glycerine, which has to increase, to be melted effect and atoleine synergistic effect and reduces the surface tension of polyurethane mixed slurry,
Levelability and uniformity are improved, to manufactured damping cloth surfacing, smooth, uniform, atoleine also improves damping
The water proof anti-soil performance of cloth.
2, mould inhibitor is mixed by camphorated oil and methyl hydroxybenzoate in preparation process of the invention, and it is special that camphorated oil has
Faint scent, energy insect prevention is anti-mite, and methyl hydroxybenzoate can press down mycostatic growth, keeps damping cloth soft smooth, extends making for damping cloth
Use the service life.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention,
Technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is the present invention one
Divide embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making
The every other embodiment obtained under the premise of creative work, shall fall within the protection scope of the present invention.
Embodiment 1：
A kind of high-precision camera lenses polishing grinding preparation method of damping cloth, includes the following steps：
A, DMF solvent and lignocellulosic are first added in a reservoir, is used in combination blender to be sufficiently stirred, adds polyurethane tree
Fat, auxiliary agent, mould inhibitor and mill base, then with vacuum degasing machine deaeration, be finally filtered with 40 mesh filter screens, it is mixed to obtain polyurethane
Close slurry；
B, base fabric uncoiling immerses soaking pit through storing up cloth holder, in soaking pit in addition to clear water, 1% anion table should also be added
Then face activating agent is extracted the moisture in base fabric with compression roller, scald base fabric through the wheel that plates half-dried；
C, and then treated base fabric is evenly coated with slurry mixed liquor using knife cladding process is applied by coating platform
In base fabric, enters back into the solidification liquid of coagulating basin and solidified；
D, polyurethane mixed slurry is fully washed after complete solidification using in rinsing bowl, finally by drying
Sizing, winding, mill skin and separation process can be obtained high-precision camera lenses polishing grinding damping cloth.
Polyurethane mixed slurry is made by the raw material of following parts by weight in the step a：80-110 parts of polyurethane resin,
10-15 parts of 70-90 parts of DMF solvent, 5-10 parts of lignocellulosic, 3-7 parts of auxiliary agent, 0.9-1.3 parts of mould inhibitor and mill base.
Embodiment 2：
A, DMF solvent and lignocellulosic are first added in a reservoir, is used in combination blender to be sufficiently stirred, adds polyurethane tree
Fat, auxiliary agent, mould inhibitor and mill base, then with vacuum degasing machine deaeration, be finally filtered with 40 mesh filter screens, it is mixed to obtain polyurethane
Close slurry；
B, base fabric uncoiling immerses soaking pit through storing up cloth holder, in soaking pit in addition to clear water, 1% anion table should also be added
Then face activating agent is extracted the moisture in base fabric with compression roller, scald base fabric through the wheel that plates half-dried；
C, and then treated base fabric is evenly coated with slurry mixed liquor using knife cladding process is applied by coating platform
In base fabric, enters back into the solidification liquid of coagulating basin and solidified；
D, polyurethane mixed slurry is fully washed after complete solidification using in rinsing bowl, finally by drying
Sizing, winding, mill skin and separation process can be obtained high-precision camera lenses polishing grinding damping cloth.
Polyurethane mixed slurry is made by the raw material of following parts by weight in the step a：90 parts of polyurethane resin, DMF are molten
12 parts of 70 parts of agent, 6 parts of lignocellulosic, 4 parts of auxiliary agent, 1.1 parts of mould inhibitor and mill base.
Embodiment 3：
A, DMF solvent and lignocellulosic are first added in a reservoir, is used in combination blender to be sufficiently stirred, adds polyurethane tree
Fat, auxiliary agent, mould inhibitor and mill base, then with vacuum degasing machine deaeration, be finally filtered with 50 mesh filter screens, it is mixed to obtain polyurethane
Close slurry；
B, base fabric uncoiling immerses soaking pit through storing up cloth holder, in soaking pit in addition to clear water, 1% anion table should also be added
Then face activating agent is extracted the moisture in base fabric with compression roller, scald base fabric through the wheel that plates half-dried；
C, and then treated base fabric is evenly coated with slurry mixed liquor using knife cladding process is applied by coating platform
In base fabric, enters back into the solidification liquid of coagulating basin and solidified；
D, polyurethane mixed slurry is fully washed after complete solidification using in rinsing bowl, finally by drying
Sizing, winding, mill skin and separation process can be obtained high-precision camera lenses polishing grinding damping cloth.
Polyurethane mixed slurry is made by the raw material of following parts by weight in the step a：80 parts of polyurethane resin, DMF are molten
10 parts of 70 parts of agent, 5 parts of lignocellulosic, 5 parts of auxiliary agent, 0.9 part of mould inhibitor and mill base.
Embodiment 4：
A, DMF solvent and lignocellulosic are first added in a reservoir, is used in combination blender to be sufficiently stirred, adds polyurethane tree
Fat, auxiliary agent, mould inhibitor and mill base, then with vacuum degasing machine deaeration, be finally filtered with 50 mesh filter screens, it is mixed to obtain polyurethane
Close slurry；
B, base fabric uncoiling immerses soaking pit through storing up cloth holder, in soaking pit in addition to clear water, 1% anion table should also be added
Then face activating agent is extracted the moisture in base fabric with compression roller, scald base fabric through the wheel that plates half-dried；
C, and then treated base fabric is evenly coated with slurry mixed liquor using knife cladding process is applied by coating platform
In base fabric, enters back into the solidification liquid of coagulating basin and solidified；
D, polyurethane mixed slurry is fully washed after complete solidification using in rinsing bowl, finally by drying
Sizing, winding, mill skin and separation process can be obtained high-precision camera lenses polishing grinding damping cloth.
Polyurethane mixed slurry is made by the raw material of following parts by weight in the step a：100 parts of polyurethane resin, DMF are molten
13 parts of 90 parts of agent, 8 parts of lignocellulosic, 6 parts of auxiliary agent, 1.2 parts of mould inhibitor and mill base.
Embodiment 5：
A, DMF solvent and lignocellulosic are first added in a reservoir, is used in combination blender to be sufficiently stirred, adds polyurethane tree
Fat, auxiliary agent, mould inhibitor and mill base, then with vacuum degasing machine deaeration, be finally filtered with 60 mesh filter screens, it is mixed to obtain polyurethane
Close slurry；
B, base fabric uncoiling immerses soaking pit through storing up cloth holder, in soaking pit in addition to clear water, 1% anion table should also be added
Then face activating agent is extracted the moisture in base fabric with compression roller, scald base fabric through the wheel that plates half-dried；
C, and then treated base fabric is evenly coated with slurry mixed liquor using knife cladding process is applied by coating platform
In base fabric, enters back into the solidification liquid of coagulating basin and solidified；
D, polyurethane mixed slurry is fully washed after complete solidification using in rinsing bowl, finally by drying
Sizing, winding, mill skin and separation process can be obtained high-precision camera lenses polishing grinding damping cloth.
Polyurethane mixed slurry is made by the raw material of following parts by weight in the step a：110 parts of polyurethane resin, DMF are molten
12 parts of 90 parts of agent, 9 parts of lignocellulosic, 6 parts of auxiliary agent, 1.1 parts of mould inhibitor and mill base.
Embodiment 6：
A, DMF solvent and lignocellulosic are first added in a reservoir, is used in combination blender to be sufficiently stirred, adds polyurethane tree
Fat, auxiliary agent, mould inhibitor and mill base, then with vacuum degasing machine deaeration, be finally filtered with 40-60 mesh filter screens, obtain poly- ammonia
Ester mixed slurry；
B, base fabric uncoiling immerses soaking pit through storing up cloth holder, in soaking pit in addition to clear water, 1% anion table should also be added
Then face activating agent is extracted the moisture in base fabric with compression roller, scald base fabric through the wheel that plates half-dried；
C, and then treated base fabric is evenly coated with slurry mixed liquor using knife cladding process is applied by coating platform
In base fabric, enters back into the solidification liquid of coagulating basin and solidified；
D, polyurethane mixed slurry is fully washed after complete solidification using in rinsing bowl, finally by drying
Sizing, winding, mill skin and separation process can be obtained high-precision camera lenses polishing grinding damping cloth.
Polyurethane mixed slurry is made by the raw material of following parts by weight in the step a：90 parts of polyurethane resin, DMF are molten
12 parts of 80 parts of agent, 7 parts of lignocellulosic, 6 parts of auxiliary agent, 1.1 parts of mould inhibitor and mill base.
The present invention selects common grating production polishing with damping cloth as control group, by product made from embodiment 1-6
As experimental group, under the same conditions, it is as shown in table 1 to obtain properties data：
Table 1
| Abrasion performance (number) | Elongation percentage (%) | Surface disinfection rate (%) | |
| Control group | 3000 | 41 | 80 |
| Embodiment 1 | 6200+ | 57 | 98.5 |
| Embodiment 2 | 6500+ | 55 | 98.7 |
| Embodiment 3 | 6900+ | 59 | 99.2 |
| Embodiment 4 | 6400+ | 57 | 99.3 |
| Embodiment 5 | 6800+ | 54 | 98.8 |
| Embodiment 6 | 7100+ | 61 | 99.4 |
As shown in Table 1, the damping stress at definite elongation of the 1-6 of the embodiment of the present invention and wearability are improved, this
The stress at definite elongation and wearability performance of the damping cloth of embodiment 6 improve the most apparent.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, it will be understood by those of ordinary skill in the art that：It still can be to aforementioned each implementation
Technical solution recorded in example is modified or equivalent replacement of some of the technical features；And these modification or
It replaces, the spirit and scope for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution.
Claims (6)
1. a kind of high-precision camera lenses polishing grinding preparation method of damping cloth, which is characterized in that include the following steps：
A, DMF solvent and lignocellulosic are first added in a reservoir, blender is used in combination to be sufficiently stirred, add polyurethane resin,
Auxiliary agent, mould inhibitor and mill base, then with vacuum degasing machine deaeration, be finally filtered with 40-60 mesh filter screens, it is mixed to obtain polyurethane
Close slurry；
B, base fabric uncoiling immerses soaking pit through storing up cloth holder, and in soaking pit in addition to clear water, the anionic surface that should be also added 1% is lived
Property agent, then the moisture in base fabric is extracted with compression roller, is scalded base fabric through the wheel that plates half-dried；
C, and then slurry mixed liquor is uniformly coated on base by treated base fabric by coating platform using knife cladding process is applied
On cloth, enters back into the solidification liquid of coagulating basin and solidified；
D, polyurethane mixed slurry is fully washed after complete solidification using in rinsing bowl, finally pass through drying and shaping,
Winding, mill skin and separation process can be obtained high-precision camera lenses polishing grinding damping cloth.
2. a kind of high-precision camera lenses polishing grinding preparation method of damping cloth as described in claim 1, feature
It is, polyurethane mixed slurry is made by the raw material of following parts by weight in the step a：80-110 parts of polyurethane resin, DMF are molten
10-15 parts of 70-90 parts of agent, 5-10 parts of lignocellulosic, 3-7 parts of auxiliary agent, 0.9-1.3 parts of mould inhibitor and mill base.
3. a kind of high-precision camera lenses polishing grinding preparation method of damping cloth as described in claim 1, feature
It is, polyurethane mixed slurry is made by the raw material of following parts by weight in the step a：90 parts of polyurethane resin, DMF solvent 80
Part, 7 parts of lignocellulosic, 6 parts of auxiliary agent, 1.1 parts of mould inhibitor and 12 parts of mill base.
4. a kind of high-precision camera lenses polishing grinding preparation method of damping cloth as described in claim 1, feature
Be, in the step a auxiliary agent by glycerine, ethylenediamine and atoleine according to mass ratio 1：1：2 mix, the mould inhibitor
By camphorated oil and methyl hydroxybenzoate according to mass ratio 1：3 mix.
5. a kind of high-precision camera lenses polishing grinding preparation method of damping cloth as described in claim 1, feature
It is：Vacuum degasing machine inclined heated plate is 40-50min in the step a.
6. a kind of high-precision camera lenses polishing grinding preparation method of damping cloth as described in claim 1, feature
It is：The DMF contents of solidification liquid are 20% in coagulating basin in the step c.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110712143A (en) * | 2019-11-07 | 2020-01-21 | 安徽禾臣新材料有限公司 | Tensile white mill leather and production method thereof |
| CN113047058A (en) * | 2021-03-10 | 2021-06-29 | 安徽禾臣新材料有限公司 | Damping cloth with good wear resistance and preparation method thereof |
| CN114263051A (en) * | 2021-12-22 | 2022-04-01 | 蔡林娟 | Manufacturing process of polishing leather |
| CN115233466A (en) * | 2021-04-25 | 2022-10-25 | 苏州三鼎纺织科技有限公司 | Multi-layer polishing skin for polishing optical glass and preparation method thereof |
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| CN110712143A (en) * | 2019-11-07 | 2020-01-21 | 安徽禾臣新材料有限公司 | Tensile white mill leather and production method thereof |
| CN110712143B (en) * | 2019-11-07 | 2021-05-18 | 安徽禾臣新材料有限公司 | Tensile white mill leather and production method thereof |
| CN113047058A (en) * | 2021-03-10 | 2021-06-29 | 安徽禾臣新材料有限公司 | Damping cloth with good wear resistance and preparation method thereof |
| CN115233466A (en) * | 2021-04-25 | 2022-10-25 | 苏州三鼎纺织科技有限公司 | Multi-layer polishing skin for polishing optical glass and preparation method thereof |
| CN115233466B (en) * | 2021-04-25 | 2024-01-26 | 苏州三鼎纺织科技有限公司 | Multi-layer buffing for polishing optical glass and preparation method thereof |
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