CN113304645A - Production device and preparation method of coffee-grounds-modified melamine resin powder - Google Patents
Production device and preparation method of coffee-grounds-modified melamine resin powder Download PDFInfo
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- CN113304645A CN113304645A CN202110566272.8A CN202110566272A CN113304645A CN 113304645 A CN113304645 A CN 113304645A CN 202110566272 A CN202110566272 A CN 202110566272A CN 113304645 A CN113304645 A CN 113304645A
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- coffee grounds
- fixedly connected
- melamine resin
- mixing tank
- resin powder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/85—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with two or more stirrers on separate shafts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/50—Movable or transportable mixing devices or plants
- B01F33/501—Movable mixing devices, i.e. readily shifted or displaced from one place to another, e.g. portable during use
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/32—Driving arrangements
- B01F35/32005—Type of drive
- B01F35/3204—Motor driven, i.e. by means of an electric or IC motor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/40—Mounting or supporting mixing devices or receptacles; Clamping or holding arrangements therefor
- B01F35/43—Supporting receptacles on frames or stands
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/75—Discharge mechanisms
- B01F35/754—Discharge mechanisms characterised by the means for discharging the components from the mixer
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
- C08L61/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08L61/26—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
- C08L61/28—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a production device and a preparation method of coffee grounds modified melamine resin powder, the production device comprises a mixing tank, a first motor is fixedly connected at the axis of the top of the mixing tank, an output shaft of the first motor penetrates through an inner cavity of the mixing tank and is fixedly connected with a first stirring rod, second stirring rods are arranged on two sides of the first stirring rod, the bottom of each second stirring rod is movably connected with the bottom of the inner cavity of the mixing tank through a bearing, the bottom of each second stirring rod penetrates through the bottom of the mixing tank and is fixedly connected with a driven gear, the coffee grounds modified melamine resin powder prepared by the preparation method provided by the invention can reduce the using amount of melamine resin, reduce the material cost, improve the deodorization effect of the melamine resin due to good adsorbability of the coffee grounds, and increase the degradability of the melamine resin due to the coffee grounds and bamboo powder being degradable substances, and the toughness of the material can be increased and the brittleness of the material can be reduced by adding the fibers.
Description
Technical Field
The invention relates to the technical field of melamine resin powder, in particular to a production device and a preparation method of coffee grounds modified melamine resin powder.
Background
The melamine resin has the advantages of no toxicity, no odor, collision resistance, corrosion resistance, high temperature resistance and low temperature resistance, has a compact structure, high hardness, low possibility of being broken and high durability, is often used as a material for manufacturing tableware, is thermosetting plastic with a high-molecular cross-linked structure, has relatively high brittleness, has a high damage rate in the use process of the tableware manufactured by using the melamine resin, and is poor in degradability and easy to pollute the environment;
the coffee is one of three major drinks in the world, the consumption of the coffee is gradually increased every year along with the change of living habits of people, 0.9 kg of coffee grounds are generated when 1 kg of coffee is produced, the yield of the coffee grounds is high, and the common method for treating the coffee grounds is combustion and landfill, so that the waste of resources and energy is caused. The coffee grounds have good adsorbability, deodorization property, heat insulation and heat preservation property and good degradability, the degradability and the heat insulation effect of the melamine resin can be improved by adding the coffee grounds into the melamine resin, and the material cost can be reduced by adding the coffee grounds into the melamine resin.
Disclosure of Invention
The invention aims to provide a production device of coffee grounds modified melamine resin powder and a preparation method thereof, which have the advantages of high strength and environmental protection and solve the problems of relatively high brittleness, poor degradability and easy environmental pollution of the traditional melamine resin.
In order to achieve the purpose, the invention provides the following technical scheme: a production device of coffee grounds modified melamine resin powder comprises a mixing tank, wherein a first motor is fixedly connected to the axis of the top of the mixing tank, an output shaft of the first motor penetrates through the inner cavity of the mixing tank and is fixedly connected with a first stirring rod, second stirring rods are arranged on two sides of the first stirring rod, the bottom of each second stirring rod is movably connected with the bottom of the inner cavity of the mixing tank through a bearing, the bottom of each second stirring rod penetrates through the bottom of the mixing tank and is fixedly connected with a driven gear, a driving gear is meshed between the two driven gears, a second motor is fixedly connected with the bottom of the driving gear, connecting columns are fixedly connected on two sides of the second motor, four corners of the bottom of the mixing tank are fixedly connected with supporting legs, one ends of the connecting columns, far away from the second motor, are fixedly connected with one sides of the supporting legs, a bottom plate is fixedly connected with the bottoms of the supporting legs, the bottom fixedly connected with mounting panel of spliced pole, the front end of mounting panel bottom and the equal fixedly connected with hydraulic telescoping rod in rear end, hydraulic telescoping rod's bottom fixedly connected with universal wheel, the through-hole has all been seted up in the four corners at bottom plate top, the bottom of universal wheel extends to the inner chamber of through-hole.
Preferably, the left side intercommunication at blending tank top has the feeder hopper, there is the apron at the top of feeder hopper through hinge swing joint.
Preferably, the surface of the mixing tank is provided with an observation window, and the inner cavity of the observation window is fixedly connected with toughened glass.
Preferably, the bottom on the right side of the mixing tank is communicated with a discharge pipe, and the top of the discharge pipe is fixedly connected with a valve.
Preferably, the surface cover of second motor output shaft is equipped with the safety cover, the top of safety cover and the bottom fixed connection of blending tank.
Preferably, the equal fixedly connected with stiffener in front end and the rear end at mounting panel top, the one end and the spliced pole fixed connection of mounting panel are kept away from to the stiffener.
A preparation method of coffee grounds modified melamine resin powder comprises the following steps:
s1, weighing 40-50% of melamine-formaldehyde resin prepolymer, 20-30% of coffee grounds, 10-30% of bamboo powder, 8-15% of elastomer, 0.5-1.0% of curing agent, 0.1-1.0% of binder and 3-5% of fibers according to mass percentage;
s2, grinding and filtering the coffee grounds weighed in the above steps through a grinder, then cleaning the ground coffee grounds in distilled water to remove ash and impurities on the surfaces of the coffee grounds, and placing the washed coffee grounds in a drying box for drying;
s3, putting the clean coffee grounds obtained in the step into a vacuum heating furnace, and carrying out carbonization and oil removal;
s4, pouring the melamine-formaldehyde resin prepolymer and the carbonized deoiled coffee grounds into a mixing tank for preliminary stirring and mixing, and then sequentially adding the elastomer, the curing agent, the binder and the fibers for mixing and stirring;
s5, feeding the uniformly mixed materials in the step into a kneader, kneading for 40-70 minutes, and then putting into a drying box at 70-90 ℃ for drying;
s6, putting the mixture dried in the step and bamboo powder into a ball mill for ball milling for 5-6 hours to obtain the coffee grounds melamine resin powder.
Preferably, in the first step, the elastomer is any one of nitrile rubber, styrene butadiene rubber, SEBS or butadiene rubber.
Preferably, the grain size of the coffee grounds obtained by filtering in the step two is 80-120 meshes, the temperature of the drying box is kept at 70-80 ℃, and the water content of the dried coffee grounds is 30-40%.
Preferably, the vacuum degree of the vacuum furnace in the third step is 0.05-0.1MPa, and the temperature is kept at 400-.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through the matched use of the mixing tank, the first motor, the first stirring rod, the second stirring rod, the driven gear, the driving gear, the second motor, the connecting column, the supporting leg, the bottom plate, the mounting plate, the hydraulic telescopic rod, the universal wheel and the through hole, raw materials can be fully mixed, the mixing effect is ensured, the mixing efficiency is improved, the device can be conveniently moved, and great convenience is brought to daily use.
2. The coffee grounds modified melamine resin powder prepared by the preparation method can reduce the using amount of melamine resin and reduce the material cost, the good adsorbability of the coffee grounds can improve the deodorization effect of the melamine resin, the coffee grounds and the bamboo powder are degradable substances, the degradability of the melamine resin is improved, and the toughness of the material can be improved and the brittleness of the material can be reduced by adding fibers.
3. According to the invention, the feeding hopper is arranged, so that the feeding work is better ensured, the mixing condition of the inner cavity of the mixing tank can be better observed by arranging the observation window, the discharging pipe is arranged, so that the discharging work is better ensured, the driven gear and the driving gear can be protected by arranging the protective cover, so that accidents are avoided, and the stability of connection between the mounting plate and the connecting column can be better ensured by arranging the reinforcing rod.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the structure of the present invention;
FIG. 3 is a schematic side view of the connection structure of the mounting plate and the connecting post of the present invention.
In the figure: 1. a mixing tank; 2. a first motor; 3. a first stirring rod; 4. a second stirring rod; 5. a driven gear; 6. a driving gear; 7. a second motor; 8. connecting columns; 9. supporting legs; 10. a base plate; 11. mounting a plate; 12. a hydraulic telescopic rod; 13. a universal wheel; 14. a through hole; 15. a feed hopper; 16. an observation window; 17. a discharge pipe; 18. a protective cover; 19. a reinforcing rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The components of the present invention are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimentation.
Referring to fig. 1-3, a device for producing coffee grounds modified melamine resin powder, comprising a mixing tank 1, wherein the left side of the top of the mixing tank 1 is communicated with a feed hopper 15, the top of the feed hopper 15 is movably connected with a cover plate through a hinge, the surface of the mixing tank 1 is provided with an observation window 16, the inner cavity of the observation window 16 is fixedly connected with toughened glass, the bottom of the right side of the mixing tank 1 is communicated with a discharge pipe 17, the top of the discharge pipe 17 is fixedly connected with a valve, the feeding hopper 15 is arranged to better ensure the feeding work, the mixing condition of the inner cavity of the mixing tank 1 can be better observed through the arrangement of the observation window 16, the discharge pipe 17 is arranged to better ensure the discharging work, the axle center of the top of the mixing tank 1 is fixedly connected with a first motor 2, the output shaft of the first motor 2 penetrates through the inner cavity of the mixing tank 1 and is fixedly connected with a first stirring rod 3, the two sides of the first stirring rod 3 are respectively provided with a second stirring rod 4, the bottom of the second stirring rod 4 is movably connected with the bottom of the inner cavity of the mixing tank 1 through a bearing, the bottom of the second stirring rod 4 penetrates to the bottom of the mixing tank 1 and is fixedly connected with a driven gear 5, a driving gear 6 is meshed between the two driven gears 5, the bottom of the driving gear 6 is fixedly connected with a second motor 7, the two sides of the second motor 7 are respectively and fixedly connected with a connecting column 8, the surface of an output shaft of the second motor 7 is sleeved with a protective cover 18, the top of the protective cover 18 is fixedly connected with the bottom of the mixing tank 1, the driven gear 5 and the driving gear 6 can be protected by arranging the protective cover 18, accidents are avoided, the supporting legs 9 are respectively and fixedly connected with the four corners of the bottom of the mixing tank 1, one end of the connecting column 8 far away from the second motor 7 is fixedly connected with one side of the supporting legs 9, bottom fixedly connected with bottom plate 10 of supporting leg 9, the bottom fixedly connected with mounting panel 11 of spliced pole 8, the equal fixedly connected with stiffener 19 in front end and the rear end at mounting panel 11 top, the one end and the spliced pole 8 fixed connection of mounting panel 11 are kept away from to stiffener 19, through setting up stiffener 19, the stability of being connected between mounting panel 11 and the spliced pole 8 of assurance that can be better, the equal fixedly connected with hydraulic telescoping rod 12 in front end and the rear end of mounting panel 11 bottom, the bottom fixedly connected with universal wheel 13 of hydraulic telescoping rod 12, through-hole 14 has all been seted up at the four corners at bottom plate 10 top, the bottom of universal wheel 13 extends to the inner chamber of through-hole 14, through blending tank 1, first motor 2, first puddler 3, second puddler 4, driven gear 5, driving gear 6, second motor 7, spliced pole 8, supporting leg 9, bottom plate 10, mounting panel 11, hydraulic telescoping rod 12, The cooperation of universal wheel 13 and through-hole 14 is used, can guarantee to mix the effect to the abundant mixture of raw materials, has improved mixing efficiency, can be convenient for remove this device moreover, has brought very big facility for daily use.
A preparation method of coffee grounds modified melamine resin powder comprises the following steps:
s1, weighing 40-50% of melamine-formaldehyde resin prepolymer, 20-30% of coffee grounds, 10-30% of bamboo powder, 8-15% of elastomer, 0.5-1.0% of curing agent, 0.1-1.0% of binder and 3-5% of fibers according to mass percentage, wherein the elastomer is any one of nitrile rubber, styrene butadiene rubber, SEBS or butadiene rubber;
s2, grinding and filtering the coffee grounds weighed in the step, then cleaning the ground coffee grounds in distilled water to remove ash and impurities on the surfaces of the coffee grounds, and placing the washed coffee grounds in a drying box for drying, wherein the particle size of the filtered coffee grounds is 80-120 meshes, the temperature of the drying box is kept at 70-80 ℃, and the water content of the dried coffee grounds is 30-40%;
s3, then, putting the clean coffee grounds obtained in the step into a vacuum heating furnace for carbonization and oil removal, wherein the vacuum degree of the vacuum furnace is 0.05-0.1MPa, and the temperature is kept at 600 ℃ of 400-;
s4, pouring the melamine-formaldehyde resin prepolymer and the carbonized deoiled coffee grounds into a mixing tank 1 for preliminary stirring and mixing, and then sequentially adding the elastomer, the curing agent, the binder and the fibers for mixing and stirring;
s5, feeding the uniformly mixed materials in the step into a kneader, kneading for 40-70 minutes, and then putting into a drying box at 70-90 ℃ for drying;
s6, putting the mixture dried in the step and bamboo powder into a ball mill for ball milling for 5-6 hours to obtain the coffee grounds melamine resin powder.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a production facility of modified melamine resin powder of coffee ground, includes blending tank (1), its characterized in that: the mixing tank is characterized in that a first motor (2) is fixedly connected to the axis center of the top of the mixing tank (1), an output shaft of the first motor (2) penetrates through an inner cavity of the mixing tank (1) and is fixedly connected with a first stirring rod (3), second stirring rods (4) are arranged on two sides of the first stirring rod (3), the bottom of each second stirring rod (4) is movably connected with the bottom of the inner cavity of the mixing tank (1) through a bearing, the bottom of each second stirring rod (4) penetrates through the bottom of the mixing tank (1) and is fixedly connected with a driven gear (5), a driving gear (6) is meshed between the two driven gears (5), a second motor (7) is fixedly connected to the bottom of the driving gear (6), connecting columns (8) are fixedly connected to two sides of the second motor (7), and supporting legs (9) are fixedly connected to four corners of the bottom of the mixing tank (1), one end of second motor (7) and one side fixed connection of supporting leg (9) are kept away from in spliced pole (8), bottom fixedly connected with bottom plate (10) of supporting leg (9), bottom fixedly connected with mounting panel (11) of spliced pole (8), the front end and the equal fixedly connected with hydraulic telescoping rod (12) in rear end of mounting panel (11) bottom, the bottom fixedly connected with universal wheel (13) of hydraulic telescoping rod (12), through-hole (14) have all been seted up in the four corners at bottom plate (10) top, the bottom of universal wheel (13) extends to the inner chamber of through-hole (14).
2. The apparatus for producing a modified melamine resin powder of coffee grounds according to claim 1, wherein: the left side intercommunication at blending tank (1) top has feeder hopper (15), there is the apron at the top of feeder hopper (15) through hinge swing joint.
3. The apparatus for producing a modified melamine resin powder of coffee grounds according to claim 1, wherein: an observation window (16) is formed in the surface of the mixing tank (1), and toughened glass is fixedly connected to the inner cavity of the observation window (16).
4. The apparatus for producing a modified melamine resin powder of coffee grounds according to claim 1, wherein: the bottom on the right side of the mixing tank (1) is communicated with a discharge pipe (17), and the top of the discharge pipe (17) is fixedly connected with a valve.
5. The apparatus for producing a modified melamine resin powder of coffee grounds according to claim 1, wherein: the surface cover of second motor (7) output shaft is equipped with safety cover (18), the bottom fixed connection of the top of safety cover (18) and blending tank (1).
6. The apparatus for producing a modified melamine resin powder of coffee grounds according to claim 1, wherein: the front end and the equal fixedly connected with stiffener (19) in rear end at mounting panel (11) top, the one end and spliced pole (8) fixed connection of mounting panel (11) are kept away from in stiffener (19).
7. A preparation method of coffee grounds modified melamine resin powder is characterized by comprising the following steps: the method comprises the following steps:
s1, weighing 40-50% of melamine-formaldehyde resin prepolymer, 20-30% of coffee grounds, 10-30% of bamboo powder, 8-15% of elastomer, 0.5-1.0% of curing agent, 0.1-1.0% of binder and 3-5% of fibers according to mass percentage;
s2, grinding and filtering the coffee grounds weighed in the above steps through a grinder, then cleaning the ground coffee grounds in distilled water to remove ash and impurities on the surfaces of the coffee grounds, and placing the washed coffee grounds in a drying box for drying;
s3, putting the clean coffee grounds obtained in the step into a vacuum heating furnace, and carrying out carbonization and oil removal;
s4, pouring the melamine-formaldehyde resin prepolymer and the carbonized deoiled coffee grounds into a mixing tank (1) for preliminary stirring and mixing, and then sequentially adding the elastomer, the curing agent, the binder and the fibers for mixing and stirring;
s5, feeding the uniformly mixed materials in the step into a kneader, kneading for 40-70 minutes, and then putting into a drying box at 70-90 ℃ for drying;
s6, putting the mixture dried in the step and bamboo powder into a ball mill for ball milling for 5-6 hours to obtain the coffee grounds melamine resin powder.
8. The method for producing a coffee grounds-modified melamine resin powder according to claim 7, wherein: in the first step, the elastomer is any one of nitrile rubber, styrene butadiene rubber, SEBS or butadiene rubber.
9. The method for producing a coffee grounds-modified melamine resin powder according to claim 7, wherein: the grain diameter of the coffee grounds obtained by filtering in the step two is 80-120 meshes, the temperature of the drying box is kept at 70-80 ℃, and the water content of the dried coffee grounds is 30-40%.
10. The method for producing a coffee grounds-modified melamine resin powder according to claim 7, wherein: the vacuum degree of the vacuum furnace in the third step is 0.05-0.1MPa, and the temperature is kept at 400-600 ℃.
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CN202110566272.8A CN113304645A (en) | 2021-05-24 | 2021-05-24 | Production device and preparation method of coffee-grounds-modified melamine resin powder |
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CN202110566272.8A CN113304645A (en) | 2021-05-24 | 2021-05-24 | Production device and preparation method of coffee-grounds-modified melamine resin powder |
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Citations (6)
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CN207204434U (en) * | 2017-07-28 | 2018-04-10 | 湖南亚仕龙建材商贸有限公司 | A kind of smart coatings spraying equipment |
CN108273421A (en) * | 2018-04-03 | 2018-07-13 | 黄祥航 | A kind of feed stuff agitating device of separate type |
CN108339459A (en) * | 2018-04-28 | 2018-07-31 | 江苏瑞沃建设集团有限公司 | A kind of bitumen emulsifying plant |
WO2019024209A1 (en) * | 2017-08-02 | 2019-02-07 | 苏州宸浩纺织科技有限公司 | Stirrer for printing and dyeing |
CN110204856A (en) * | 2019-07-05 | 2019-09-06 | 咖法科技(上海)有限公司 | A kind of coffee grounds melamine resin and preparation method thereof |
CN213101751U (en) * | 2020-07-07 | 2021-05-04 | 湖南航泰建筑工程有限公司 | Agitating unit is used in water proof coating production |
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2021
- 2021-05-24 CN CN202110566272.8A patent/CN113304645A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN207204434U (en) * | 2017-07-28 | 2018-04-10 | 湖南亚仕龙建材商贸有限公司 | A kind of smart coatings spraying equipment |
WO2019024209A1 (en) * | 2017-08-02 | 2019-02-07 | 苏州宸浩纺织科技有限公司 | Stirrer for printing and dyeing |
CN108273421A (en) * | 2018-04-03 | 2018-07-13 | 黄祥航 | A kind of feed stuff agitating device of separate type |
CN108339459A (en) * | 2018-04-28 | 2018-07-31 | 江苏瑞沃建设集团有限公司 | A kind of bitumen emulsifying plant |
CN110204856A (en) * | 2019-07-05 | 2019-09-06 | 咖法科技(上海)有限公司 | A kind of coffee grounds melamine resin and preparation method thereof |
CN213101751U (en) * | 2020-07-07 | 2021-05-04 | 湖南航泰建筑工程有限公司 | Agitating unit is used in water proof coating production |
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Application publication date: 20210827 |