CN108660266A - Fur fatting agent and preparation method thereof - Google Patents
Fur fatting agent and preparation method thereof Download PDFInfo
- Publication number
- CN108660266A CN108660266A CN201810539147.6A CN201810539147A CN108660266A CN 108660266 A CN108660266 A CN 108660266A CN 201810539147 A CN201810539147 A CN 201810539147A CN 108660266 A CN108660266 A CN 108660266A
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- parts
- grinding
- fur
- fatting agent
- liquid
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Classifications
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- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
- C14C9/00—Impregnating leather for preserving, waterproofing, making resistant to heat or similar purposes
- C14C9/02—Impregnating leather for preserving, waterproofing, making resistant to heat or similar purposes using fatty or oily materials, e.g. fat liquoring
Abstract
The invention discloses fur fatting agents and preparation method thereof, include the raw material of following parts by weight：5 10 parts of polyurethanes solution, 10 15 parts of polyacrylic solutions, 5 10 parts of sulfited oils, 59 portions of sulfonated castor oils, 20 25 parts of polyethenoxy ether class surfactants and 40 60 parts of water.Present invention ensure that the fur after stuffing has enough Hide thickness, while ensureing that marten hair dissipates naturally, adhesion is resistance to yellow, wear-resisting.
Description
Technical field
The present invention relates to fur processing aid fields.It is more particularly related to a kind of fur fatting agent and its system
Preparation Method.
Background technology
Fur fatting agent is the essential auxiliary agent of stuffing process in fur process.Its reason of the fur of absorption fatting agent
Change and performance can be greatly improved.But most of fur fatting agents used at present often there arises a problem that：1, add
After fat, the marten hair on fur can not separate, and adhesive hair phenomenon occur；Although 2, some fur fatting agents treated fur is not viscous
Hair phenomenon, but Hide thickness is inadequate, influences product quality.
Invention content
The object of the present invention is to provide fur fatting agents and preparation method thereof, it is ensured that the fur after stuffing has enough skins
Plate thickness, while ensureing that marten hair dissipates naturally, adhesion is resistance to yellow, wear-resisting.
In order to realize these purposes and other advantages according to the present invention, fur fatting agent, including following weight are provided
The raw material of part：5-10 parts of polyurethanes solution, 10-15 parts of polyacrylic solutions, 5-10 parts of sulfited oils, 5-9 parts of sulfonation
Castor oil, 20-25 parts of polyethenoxy ether class surfactants and 40-60 parts of water.
Preferably, polyurethanes solution is solid content 80% or more, and the equal relative molecular weights of number are 5000-20000's
Waterborne polyurethane resin, the waterborne polyurethane resin are with isophorone diisocyanate, polyethylene glycol, trimethylolpropane
It is prepared for raw material；
Polyacrylic solution is solid content 80% or more, polyacrylic acid of the equal relative molecular weights of number in 5000-20000
Resin, the polyacrylic resin are prepared as raw material using acrylic acid, methyl methacrylate, butyl acrylate.
Preferably, the polyethenoxy ether class surfactant is to be less than comprising polyoxyethylene ether block and surface tension
One or more of surfactants of 35mN/m；
The polyethenoxy ether class surfactant solid content is 90% or more.
Preferably, the polyethenoxy ether class surfactant is fatty alcohol polyoxyethylene ether, aliphatic acid polyethenoxy
One or more of ester, fatty amide polyoxyethylene ether.
The present invention also provides a kind of preparation method of fur fatting agent, raw material score meter by weight includes the following steps：
1) 5-10 parts of sulfited oils, 5-9 portions of sulfonated castor oils and 20-25 parts of polyethenoxy ether class surfactants are put
Enter in reactor, 50-70 DEG C is stirred 2-4 hours, and the first mixed liquor is obtained；
2) 5-10 parts of polyurethanes solution and 10-15 parts of polyacrylic solutions are added in the first mixed liquor, 50-70 DEG C
Stirring 2-4 hours, obtains the second mixed liquor；
3) by 40-60 parts of water, average rate is added in second mixed liquor in 30 minutes, continues at 50-70 DEG C after adding
Stirring 2-4 hours, obtains the fur fatting agent.
Preferably, it is described 3) in：It after continuing stirring 2-4 hours, also continues to be charged with the first mixture, continue
1 hour is stirred to get the fur fatting agent；First mixture is made by following methods：
A, 30 portions of ginkgo nuts, 30 portions of mosses and 10 parts of butter fruit coarse powder are taken by weight, are added in supercritical extracting equipment
It is 18MPa in pressure, temperature is 40 DEG C, and flow extracts 5 hours under conditions of being 22L/h, collects extract；
B, the sisal leaves for taking 10 parts of processes broken by weight, are placed in milling apparatus, in grinding into milling apparatus
5 parts by weight are added treated milk myron liquid, removes filter residue after the completion of grinding, the first liquid is obtained, into first liquid
Extract and 2 parts of leukotrienes are added, after stirring evenly, is warming up to 65 DEG C, keeps the temperature 10min, obtain second liquid；Treated ox
Milk myron liquid is specially milk myron liquid and water in mass ratio 2:It boils and is made after 1 mixing；
C, the second liquid is mixed with 5 parts of white oils, obtains first mixture.
Preferably, the milling apparatus includes：
Chassis is evenly arranged with multiple brackets, multiple brackets, which enclose, to be set as cylinder in described its circumferential direction of chassis upper edge
It is round；
Grinding groove, quantity are corresponded with the bracket, and the grinding groove is rotatably fixed on the bracket, institute
It includes the stainless steel inner cavity of class cone structure and the exocoel of class cone structure to state grinding groove, and the lower part of the stainless steel inner cavity is set
It is equipped with strainer, is provided with the convex thorn group of multi-turn above the grid of the strainer, the convex thorn group includes that multiple arcs block gap is enclosed and set
Circumferentially shape is provided with convex thorn on the inside of the arc block；The bottom surface of the stainless steel inner cavity has closeable liquid outlet, institute
The outside that exocoel is sheathed on the stainless steel inner cavity is stated, and the bottom surface of the exocoel is higher than the top surface of the strainer, it is described stainless
Steel inner cavity is evenly arranged with several deflector holes for making fluid flow diagonally downward with respect to the side of exocoel, and the top of the exocoel is set
It is equipped with inlet；
Transmission device comprising first gear, multiple second gears, motor and connecting shaft, the motor are set to more
A bracket, which encloses, is set as circular circle centre position, drives the connecting shaft dynamic around its shaft rotation, the connecting shaft is vertically arranged, top
The first gear is coaxially fixed, the second gear is sheathed on the top of the grinding groove, the second gear and described the
One gear engages；
Grinding hammer is truncated cone-shaped structure, and the bottom surface of the grinding hammer is slightly less than the area of the strainer upper surface, described
The side and bottom surface for grinding hammer all have several hemispherical briquettings, wherein the briquetting of grinding hammer bottom surface is set as along grinding
Hammer bottom surface interval, which is enclosed, sets multi-turn, when grinding hammer is moved to the strainer of grinding groove, the briquetting of grinding hammer bottom surface and institute
It is adjacent to state convex thorn, but does not contact with each other；
Electric pushrod drives the grinding hammer closer or far from the grinding groove.
The present invention includes at least following advantageous effect：Present invention ensure that the fur after stuffing has enough Hide thickness,
Ensure that marten hair dissipates naturally simultaneously, adhesion is resistance to yellow, wear-resisting.
Part is illustrated to embody by further advantage, target and the feature of the present invention by following, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Description of the drawings
Fig. 1 is the structural schematic diagram of milling apparatus；
Fig. 2 is the schematic diagram that bracket and strainer are rotatably connected；
Fig. 3 is the distribution schematic diagram of convex thorn group and grinding hammer bottom surface briquetting.
Description of the drawings
1- stainless steels inner cavity, 2- exocoels, 3- electric pushrods, 4- briquettings, 5- strainers, 6- brackets, 7- second gears, 8- first
Gear, 9- connecting shafts, 10- motors, 11- deflector holes, 12- grinding hammers, the convex thorns of 51-, 52- arc blocks, 61- snap rings, 62- card slots.
Specific implementation mode
With reference to embodiment, the present invention is described in further detail, to enable those skilled in the art with reference to specification
Word can be implemented according to this.
Embodiment 1
Fur fatting agent includes the raw material of following parts by weight：6 parts of polyurethanes solution, 12 parts of polyacrylic solutions, 6
Part sulfited oil, 8 portions of sulfonated castor oils, 22 parts of fatty alcohol polyoxyethylene ether and 49 parts of water.
Wherein, polyurethanes solution is solid content 80% or more, aqueous polyurethane of the equal relative molecular weights of number 10000
Resin, the waterborne polyurethane resin are prepared as raw material using isophorone diisocyanate, polyethylene glycol, trimethylolpropane
It obtains.
Polyacrylic solution is solid content 80% or more, polyacrylic resin of the equal relative molecular weights of number 10000,
The polyacrylic resin is prepared as raw material using acrylic acid, methyl methacrylate, butyl acrylate.
The solid content of sulfited oil used is 73%；The solid content of sulfonated castor oil used is 84%.
Fatty alcohol polyoxyethylene ether solid content is 95% or more.
Fur fatting agent is prepared, is included the following steps：
1) sulfited oil, sulfonated castor oil and polyethenoxy ether class surfactant are put into reactor, 60 DEG C are stirred
It mixes 4 hours.
2) polyurethanes solution and polyacrylic solution are added in step 1 mixed liquor, 60 DEG C are stirred 3 hours.
3) by water, average rate is added in the mixed liquor of step 2 in 30 minutes, stirs 2 hours, obtains at 60 DEG C after adding
Fur fatting agent.
Embodiment 2
Fur fatting agent includes the raw material of following parts by weight：10 parts of polyurethanes solution, 15 parts of polyacrylic solutions,
10 parts of sulfited oils, 9 portions of sulfonated castor oils, 25 parts of polyethenoxy ether class surfactants and 60 parts of water.
Wherein, polyurethanes solution is solid content 80% or more, aqueous polyurethane of the equal relative molecular weights of number 10000
Resin, the waterborne polyurethane resin are prepared as raw material using isophorone diisocyanate, polyethylene glycol, trimethylolpropane
It obtains.
Polyacrylic solution is solid content 80% or more, polyacrylic resin of the equal relative molecular weights of number 10000,
The polyacrylic resin is prepared as raw material using acrylic acid, methyl methacrylate, butyl acrylate.
The solid content of sulfited oil used is 88%；The solid content of sulfonated castor oil used is 92%.
The polyethenoxy ether class surfactant is that polyoxyethylene carboxylate and fatty amide polyoxyethylene ether press matter
Measure ratio 1:1 mixes.The polyethenoxy ether class surfactant solid content is 96%.
Fur fatting agent is prepared, is included the following steps：
1) sulfited oil, sulfonated castor oil and polyethenoxy ether class surfactant are put into reactor, 55 DEG C are stirred
It mixes 3 hours, obtains the first mixed liquor；
2) polyurethanes solution and polyacrylic solution are added in the first mixed liquor, 70 DEG C are stirred 4 hours, obtain second
Mixed liquor；
3) by water, average rate is added in second mixed liquor in 30 minutes, continues stirring 4 hours after adding at 70 DEG C,
Obtain the fur fatting agent.
After the fatting agent processing fur leather prepared using embodiment 2, there is not adhesive hair phenomenon, by ASTMD1148-
07A color inhibitions are tested, and grade reaches 4 grades, and the fur leather color inhibition grade for not passing through fatting agent processing is 3.6, additionally by
Abrasion performance (ASTMD-3885) is tested, and abrasion performance reaches 2800, and the abrasion performance for not passing through the fur leather of fatting agent processing is
2700.Pair not counting staple length fur thickness be 3mm dermatotome using fatting agent processing after, the rate of thickening has reached 14.5%, does not have
There is adhesive hair phenomenon, and use the leather fat bought on the market, the rate that thickens is 10%, and has also appeared adhesive hair phenomenon.
Embodiment 3
The preparation method of fur fatting agent, raw material score meter by weight, includes the following steps：
1) 10 parts of sulfited oils, 9 portions of sulfonated castor oils and 25 parts of polyethenoxy ether class surfactants are put into reaction
In device, 55 DEG C are stirred 3 hours, and the first mixed liquor is obtained；
2) 10 parts of polyurethanes solution and 15 parts of polyacrylic solutions are added in the first mixed liquor, 70 DEG C of stirrings 4 are small
When, obtain the second mixed liquor；
Wherein, polyurethanes solution is solid content 80% or more, aqueous polyurethane of the equal relative molecular weights of number 10000
Resin, the waterborne polyurethane resin are prepared as raw material using isophorone diisocyanate, polyethylene glycol, trimethylolpropane
It obtains.
Polyacrylic solution is solid content 80% or more, polyacrylic resin of the equal relative molecular weights of number 10000,
The polyacrylic resin is prepared as raw material using acrylic acid, methyl methacrylate, butyl acrylate.
3) by 60 parts of water, average rate is added in second mixed liquor in 30 minutes, continues stirring 4 after adding at 70 DEG C
Hour, it later, also continues to be charged with the first mixture, continues stirring 1 hour to get the fur fatting agent；Described
One mixture is made by following methods：
A, 30 portions of ginkgo nuts, 30 portions of mosses and 10 parts of butter fruit coarse powder are taken by weight, are added in supercritical extracting equipment
It is 18MPa in pressure, temperature is 40 DEG C, and flow extracts 5 hours under conditions of being 22L/h, collects extract；
B, the sisal leaves for taking 10 parts of processes broken by weight, are placed in milling apparatus, in grinding into milling apparatus
5 parts by weight are added treated milk myron liquid, removes filter residue after the completion of grinding, the first liquid is obtained, into first liquid
Extract and 2 parts of leukotrienes are added, after stirring evenly, is warming up to 65 DEG C, keeps the temperature 10min, obtain second liquid；Treated ox
Milk myron liquid is specially milk myron liquid and water in mass ratio 2:It boils and is made after 1 mixing；
C, the second liquid is mixed with 5 parts of white oils, obtains first mixture.
As shown in Figures 1 to 3, the milling apparatus includes：
Chassis is evenly arranged with multiple brackets 6, multiple brackets 6, which enclose, to be set for cylinder in described its circumferential direction of chassis upper edge
At circle；
Grinding groove, quantity are corresponded with the bracket 6, and the grinding groove is rotatably fixed on the bracket 6,
The grinding groove includes the stainless steel inner cavity 1 of class cone structure and the exocoel 2 of class cone structure, the stainless steel inner cavity 1
Lower part is provided with strainer 5, convex 51 groups of the thorn of multi-turn is provided with above the grid of the strainer 5, convex 51 groups of the thorn includes multiple arcs
The interval of shape block 52, which is enclosed, sets circumferentially shape, and the inside of the arc block 52 is provided with convex thorn 51；The bottom surface of the stainless steel inner cavity 1 has
There is closeable liquid outlet, the exocoel 2 is sheathed on the outside of the stainless steel inner cavity 1, and the bottom surface of the exocoel 2 is higher than institute
State the top surface of strainer 5, the stainless steel inner cavity 1 is evenly arranged with respect to the side of exocoel 2 several makes fluid flow diagonally downward
Deflector hole 11, the top of the exocoel 2 is provided with inlet；
Transmission device comprising first gear 8, multiple second gears 7, motor 10 and connecting shaft 9, the motor 10 are set
It is placed in multiple brackets 6 and encloses and be set as circular circle centre position, drive the connecting shaft 9 dynamic around its shaft rotation, the connecting shaft 9 is set vertically
It sets, the first gear 8 is coaxially fixed on top, and the second gear 7 is sheathed on the top of the grinding groove, second tooth
Wheel 7 is engaged with the first gear 8；
Grinding hammer 12 is truncated cone-shaped structure, and the bottom surface of the grinding hammer 12 is slightly less than the face of 5 upper surface of the strainer
Product, the side and bottom surface of the grinding hammer 12 all have several hemispherical briquettings 4, wherein the briquetting 4 of 12 bottom surfaces of the grinding hammer
It is set as enclosing along 12 bottom surface intervals of grinding hammer and sets multi-turn, when grinding hammer 12 is moved to the strainer 5 of grinding groove, the grinding
The briquetting 4 for hammering 12 bottom surfaces into shape is adjacent with the convex thorn 51, but does not contact with each other；
Electric pushrod 3 drives the grinding hammer 12 closer or far from the grinding groove.
When using the milling apparatus of the present invention, sisal hemp is put into stainless steel inner cavity 1, the is driven by first gear 8
Two gears 7 rotate, and to drive grinding groove to rotate, and push grinding hammer 12 to move down by electric pushrod 3, pass through convex thorn 51
Rolling between briquetting 4 and briquetting 4 and stainless steel inner cavity 1 realizes grinding, and the grinding hammer 12 of the application is tapered, and leads
Discharge orifice 11 is in the state tilted down, prevents liquid when grinding from up splashing, and flexible material making, such as silicon may be used in exocoel 2
Glue etc. realizes that liquid enters inner cavity by squeezing.
After the fatting agent processing fur leather prepared using embodiment 3, there is not adhesive hair phenomenon, by ASTMD1148-
07A color inhibitions are tested, and grade reaches 5 grades, and the fur leather color inhibition grade for not passing through fatting agent processing is 3.6, additionally by
Abrasion performance (ASTMD-3885) is tested, and abrasion performance reaches 3400, and the abrasion performance for not passing through the fur leather of fatting agent processing is
2700.Pair not counting staple length fur thickness be 3mm dermatotome using embodiment 3 fatting agent processing after, the rate of thickening reaches
17.5%, there is not adhesive hair phenomenon.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend shown and described herein.
Claims (7)
1. fur fatting agent, which is characterized in that include the raw material of following parts by weight：5-10 parts of polyurethanes solution, 10-15 parts it is poly-
Acrylic solution, 5-10 part sulfited oil, 5-9 portions of sulfonated castor oils, 20-25 parts of polyethenoxy ether class surfactants with
And 40-60 parts of water.
2. fur fatting agent as described in claim 1, which is characterized in that polyurethanes solution is solid content 80% or more,
For the equal relative molecular weight of number in the waterborne polyurethane resin of 5000-20000, the waterborne polyurethane resin is different with isophorone two
Cyanate, polyethylene glycol, trimethylolpropane are prepared for raw material；
Polyacrylic solution is solid content 80% or more, polyacrylic acid tree of the equal relative molecular weights of number in 5000-20000
Fat, the polyacrylic resin are prepared as raw material using acrylic acid, methyl methacrylate, butyl acrylate.
3. fur fatting agent as described in claim 1, which is characterized in that the polyethenoxy ether class surfactant be comprising
Polyoxyethylene ether block and surface tension are less than one or more of surfactants of 35mN/m；
The polyethenoxy ether class surfactant solid content is 90% or more.
4. fur fatting agent as claimed in claim 3, which is characterized in that the polyethenoxy ether class surfactant is fat
One or more of alcohol polyoxyethylene ether, polyoxyethylene carboxylate, fatty amide polyoxyethylene ether.
5. the preparation method of fur fatting agent, which is characterized in that raw material score meter by weight includes the following steps：
1) 5-10 parts of sulfited oils, 5-9 portions of sulfonated castor oils and 20-25 parts of polyethenoxy ether class surfactants are put into instead
It answers in device, 50-70 DEG C is stirred 2-4 hours, and the first mixed liquor is obtained；
2) 5-10 parts of polyurethanes solution and 10-15 parts of polyacrylic solutions are added in the first mixed liquor, 50-70 DEG C of stirring
2-4 hours, obtain the second mixed liquor；
3) by 40-60 parts of water, average rate is added in second mixed liquor in 30 minutes, continues to stir at 50-70 DEG C after adding
2-4 hours, obtain the fur fatting agent.
6. the preparation method of fur fatting agent as claimed in claim 5, which is characterized in that it is described 3) in：It is small to continue stirring 2-4
When after, also continue to be charged with the first mixture, continue stirring 1 hour to get the fur fatting agent；Described first is mixed
Object is closed to be made by following methods：
A, 30 portions of ginkgo nuts, 30 portions of mosses and 10 parts of butter fruit coarse powder are taken by weight, are added in supercritical extracting equipment and are being pressed
Power is 18MPa, and temperature is 40 DEG C, and flow extracts 5 hours under conditions of being 22L/h, collects extract；
B, the sisal leaves for taking 10 parts of processes broken by weight, are placed in milling apparatus, and 5 are added into milling apparatus in grinding
Parts by weight treated milk myron liquid removes filter residue after the completion of grinding, obtains the first liquid, extraction is added into first liquid
Object and 2 parts of leukotrienes are taken, after stirring evenly, 65 DEG C is warming up to, keeps the temperature 10min, obtain second liquid；Treated milk myron
Liquid is specially milk myron liquid and water in mass ratio 2:It boils and is made after 1 mixing；
C, the second liquid is mixed with 5 parts of white oils, obtains first mixture.
7. the preparation method of fur fatting agent as claimed in claim 6, which is characterized in that the milling apparatus includes：
Chassis is evenly arranged with multiple brackets, multiple brackets, which enclose, to be set as justifying for cylinder in described its circumferential direction of chassis upper edge
Shape；
Grinding groove, quantity are corresponded with the bracket, and the grinding groove is rotatably fixed on the bracket, described to grind
Slot grinding includes the stainless steel inner cavity of class cone structure and the exocoel of class cone structure, and the lower part of the stainless steel inner cavity is provided with
Strainer, is provided with the convex thorn group of multi-turn above the grid of the strainer, and the convex thorn group includes that multiple arcs block gap is enclosed and set in circle
All shapes are provided with convex thorn on the inside of the arc block；The bottom surface of the stainless steel inner cavity has closeable liquid outlet, described outer
Chamber is sheathed on the outside of the stainless steel inner cavity, and the bottom surface of the exocoel is higher than the top surface of the strainer, in the stainless steel
Chamber is evenly arranged with several deflector holes for making fluid flow diagonally downward with respect to the side of exocoel, and the top of the exocoel is provided with
Inlet；
Transmission device comprising first gear, multiple second gears, motor and connecting shaft, the motor are set to multiple supports
Frame, which encloses, is set as circular circle centre position, drives the connecting shaft dynamic around its shaft rotation, the connecting shaft is vertically arranged, and top is coaxial
The fixed first gear, the second gear are sheathed on the top of the grinding groove, the second gear and first tooth
Wheel engagement；
Grinding hammer is truncated cone-shaped structure, and the bottom surface of the grinding hammer is slightly less than the area of the strainer upper surface, the grinding
The side and bottom surface of hammer all have several hemispherical briquettings, wherein the briquetting of grinding hammer bottom surface is set as along grinding hammer bottom
Face interval, which is enclosed, sets multi-turn, when the grinding hammer be moved to the strainer of grinding groove when, it is described grinding hammer bottom surface briquetting with it is described convex
It pierces adjacent, but does not contact with each other；
Electric pushrod drives the grinding hammer closer or far from the grinding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810539147.6A CN108660266B (en) | 2018-05-30 | 2018-05-30 | Mink fat-liquoring agent and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810539147.6A CN108660266B (en) | 2018-05-30 | 2018-05-30 | Mink fat-liquoring agent and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108660266A true CN108660266A (en) | 2018-10-16 |
| CN108660266B CN108660266B (en) | 2020-11-17 |
Family
ID=63774483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810539147.6A Expired - Fee Related CN108660266B (en) | 2018-05-30 | 2018-05-30 | Mink fat-liquoring agent and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108660266B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104313206A (en) * | 2014-11-10 | 2015-01-28 | 北京泛博化学股份有限公司 | Fatting agent for normal-temperature fatting |
| CN105886676A (en) * | 2016-06-29 | 2016-08-24 | 宋春燕 | Leather fatliquoring agent |
| CN205700711U (en) * | 2016-04-24 | 2016-11-23 | 曹鑫雨 | A kind of Novel grinding apparatus produced for medicine |
| CN106755625A (en) * | 2015-11-25 | 2017-05-31 | 张壮斗 | The technology of skin is done using waste liquid |
| CN106906311A (en) * | 2016-07-01 | 2017-06-30 | 袁允兰 | Natural leather fatting agent |
-
2018
- 2018-05-30 CN CN201810539147.6A patent/CN108660266B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104313206A (en) * | 2014-11-10 | 2015-01-28 | 北京泛博化学股份有限公司 | Fatting agent for normal-temperature fatting |
| CN106755625A (en) * | 2015-11-25 | 2017-05-31 | 张壮斗 | The technology of skin is done using waste liquid |
| CN205700711U (en) * | 2016-04-24 | 2016-11-23 | 曹鑫雨 | A kind of Novel grinding apparatus produced for medicine |
| CN105886676A (en) * | 2016-06-29 | 2016-08-24 | 宋春燕 | Leather fatliquoring agent |
| CN106906311A (en) * | 2016-07-01 | 2017-06-30 | 袁允兰 | Natural leather fatting agent |
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| Publication number | Publication date |
|---|---|
| CN108660266B (en) | 2020-11-17 |
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Granted publication date: 20201117 |