CN113321488B - Purple gold and silver milli-architectural cup - Google Patents

Purple gold and silver milli-architectural cup Download PDF

Info

Publication number
CN113321488B
CN113321488B CN202110718628.5A CN202110718628A CN113321488B CN 113321488 B CN113321488 B CN 113321488B CN 202110718628 A CN202110718628 A CN 202110718628A CN 113321488 B CN113321488 B CN 113321488B
Authority
CN
China
Prior art keywords
weight
parts
furnace
diesel oil
temperature
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202110718628.5A
Other languages
Chinese (zh)
Other versions
CN113321488A (en
Inventor
廖成义
廖武森
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanping Jianyang Shuiji Houjing Chengyi Jianzhan Culture Promotion Co ltd
Original Assignee
Nanping Jianyang Shuiji Houjing Chengyi Jianzhan Culture Promotion Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nanping Jianyang Shuiji Houjing Chengyi Jianzhan Culture Promotion Co ltd filed Critical Nanping Jianyang Shuiji Houjing Chengyi Jianzhan Culture Promotion Co ltd
Priority to CN202110718628.5A priority Critical patent/CN113321488B/en
Publication of CN113321488A publication Critical patent/CN113321488A/en
Application granted granted Critical
Publication of CN113321488B publication Critical patent/CN113321488B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B33/00Clay-wares
    • C04B33/02Preparing or treating the raw materials individually or as batches
    • C04B33/13Compounding ingredients
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C8/00Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B33/00Clay-wares
    • C04B33/32Burning methods
    • C04B33/34Burning methods combined with glazing
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/50Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
    • C04B41/5022Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with vitreous materials
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/80After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
    • C04B41/81Coating or impregnation
    • C04B41/85Coating or impregnation with inorganic materials
    • C04B41/86Glazes; Cold glazes
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/656Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
    • C04B2235/6562Heating rate
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/656Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
    • C04B2235/6565Cooling rate
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/656Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
    • C04B2235/6567Treatment time
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/66Specific sintering techniques, e.g. centrifugal sintering
    • C04B2235/661Multi-step sintering
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00Technologies relating to the processing of minerals
    • Y02P40/60Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes

Abstract

The invention relates to a purple gold and silver milli-build cup. Specifically, the invention provides a preparation process of a purple gold and silver milli-scale cup, which comprises the following steps: glazing the green body, and roasting the glazed green body to obtain the purple Jin Yinhao cup. The glaze of the purple Jin Yinhao building cup disclosed by the invention is densely distributed with silver hairlines, is moist and smooth, has good definition and uniformity, is beautiful and jade in quality and strong in layering sense, belongs to top-level hairlines, has graceful and crystal purple gold stripes among silver hairlines, is like broken gold spreading, is rich in color and strong in relief sense, and has attractive appearance, artistic and collection values, and the glaze is sparkled with golden light, beautiful and primitive in the sun.

Description

Purple gold and silver milli-architectural cup
Technical Field
The invention relates to the technical field of porcelain, in particular to a purple Jin Yinhao cup.
Background
The build cup is a bright pearl on ceramic history, the build cup is ancient and simple in modeling, the glaze color changes into a phantom, is gorgeous and colorful, and the build cup has excellent artistic level and is famous in the world, and compared with other porcelain, the build cup has unique beauty and is still fashionable over thousands of years.
However, the construction cup is very difficult to fire, the formulation, firing atmosphere and temperature are difficult to select, defects such as cracking and deformation of a blank, foaming of a glaze surface and plaque are often generated, and the fired construction cup is often dull and dull in color, fuzzy in filigree and poor in texture, so that firing failure is caused. As appreciation and art levels continue to increase, there is an increasing demand for porcelain having a beautiful appearance and a collectable value. How to fire a build cup with an attractive appearance to improve the art and collection value of the build cup becomes a hot spot of research in the porcelain industry today.
Thus, there is a need in the art to develop a build cup that has a beautiful appearance, artistic and collectible value.
Disclosure of Invention
The invention aims to provide a purple gold and silver milli-scale cup with attractive appearance, art and collection value.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the first aspect of the invention provides a preparation process of a purple gold and silver milli-scale cup, which comprises the following steps:
(1) Mixing and crushing 7-9 parts by weight of kaolin and 1.5-2.5 parts by weight of laterite, adding water for washing, sieving with a 80-120 mesh sieve, precipitating, press-filtering, mud refining, ageing, pulling and trimming, and then performing biscuit firing for 4-6 hours at 820-860 ℃ and taking out to obtain a blank;
(2) Mixing 2.5-3.5 parts by weight of moso bamboo, 0.5-1.5 parts by weight of pine wood and 1.5-2.5 parts by weight of rice husk, burning, and collecting ash to obtain plant ash;
(3) Grinding 7-8 parts by weight of glaze ore, 0.5-1.5 parts by weight of potassium feldspar, 0.1-0.4 part by weight of red soil, 0.3-0.7 part by weight of plant ash prepared in the step (2) and 6-8 parts by weight of water, sieving with a 80-120 mesh sieve, and aging for 3-5 days to obtain glaze slurry;
(4) Applying the glaze slurry prepared in the step (3) to the blank prepared in the step (1), and airing to obtain a glazed blank with glazing thickness of 0.4-0.6 mm;
(5) Roasting the glazed blank obtained in the step (4) in an electric kiln, wherein the roasting step is as follows:
(5.1) raising the furnace temperature from normal temperature to 1320-1360 ℃ at the speed of 240-280 ℃/h, preserving heat for 7-9min at 1320-1360 ℃, then adding diesel oil into the electric kiln, adding the diesel oil every 4-6min for 3 times, adding 580-620g diesel oil into each cubic meter of electric kiln space, and preserving heat for 4-6min at 1320-1360 ℃ after the diesel oil is added;
(5.2) reducing the temperature of the furnace from 1320-1360 ℃ to 1030-1070 ℃ at the speed of 200-240 ℃/h, then adding diesel oil into the electric kiln, adding once every 9-11min for 2 times, adding 280-320g of diesel oil into each cubic meter of electric kiln space, heating the furnace from 1030-1070 ℃ to 1320-1360 ℃ at the speed of 310-350 ℃/h after the diesel oil is added, and keeping the temperature at 1320-1360 ℃ for 9-11min;
(5.3) reducing the temperature of the furnace from 1320-1360 ℃ to 380-420 ℃ at the speed of 130-170 ℃/h, stopping the furnace, opening the furnace door, and reducing the temperature of the furnace to normal temperature to obtain the purple Jin Yinhao cup.
In a preferred embodiment of the invention, the process comprises the steps of:
(1) Mixing and crushing 7.5-8.5 parts by weight of kaolin and 1.8-2.2 parts by weight of laterite, adding water for washing, sieving with a 100-mesh sieve, precipitating, press-filtering, mud refining, ageing, pulling a blank, trimming the blank, and then performing biscuit firing at 830-850 ℃ for 4.5-5.5 hours, and taking out to obtain a blank;
(2) Mixing 2.8-3.2 parts by weight of moso bamboo, 0.8-1.2 parts by weight of pine wood and 1.8-2.2 parts by weight of rice husk, burning, and collecting ash to obtain plant ash;
(3) Putting 7.2-7.8 parts by weight of glaze ore, 0.8-1.2 parts by weight of potassium feldspar, 0.1-0.3 part by weight of red soil, 0.4-0.6 part by weight of plant ash prepared in the step (2) and 6.8-7.2 parts by weight of water into a ball mill, grinding, sieving with a 100-mesh sieve, and ageing for 3.8-4.2 days to obtain glaze slip;
(4) Applying the glaze slurry prepared in the step (3) to the blank prepared in the step (1), and airing to obtain a glazed blank with glazing thickness of 0.4-0.6 mm;
(5) Roasting the glazed blank obtained in the step (4) in an electric kiln, wherein the roasting step is as follows:
(5.1) raising the furnace temperature from normal temperature to 1330-1350 ℃ at the speed of 250-270 ℃/h, preserving heat for 7-9min at 1330-1350 ℃, then adding the firewood into the electric kiln, adding the firewood once every 4.8-5.2min for 3 times, adding 580-620g of firewood into each cubic meter of electric kiln space, and preserving heat for 4.8-5.2min at 1330-1350 ℃ after the firewood is added;
(5.2) reducing the temperature of the furnace from 1330-1350 ℃ to 1040-1060 ℃ at the speed of 210-230 ℃/h, then adding diesel oil into the electric kiln, adding the diesel oil every 9-11min for 2 times, adding 290-310g of diesel oil into each cubic meter of electric kiln space, heating the furnace from 1040-1060 ℃ to 1330-1350 ℃ at the speed of 320-340 ℃/h after the diesel oil is added, and keeping the temperature at 1330-1350 ℃ for 9-11min;
(5.3) reducing the temperature of the furnace from 1330-1350 ℃ to 390-410 ℃ at the speed of 140-160 ℃/h, stopping the furnace, opening the furnace door, and reducing the temperature of the furnace to normal temperature to obtain the purple Jin Yinhao cup.
In a preferred embodiment of the invention, the process comprises the steps of:
(1) Mixing 8 parts by weight of kaolin and 2 parts by weight of laterite, crushing, adding water for washing, sieving with a 100-mesh sieve, precipitating, press-filtering, pugging, ageing, pulling a blank, repairing the blank, and performing biscuit firing at 840 ℃ for 5 hours, and taking out to obtain a blank;
(2) Mixing 3 parts by weight of moso bamboo, 1 part by weight of pine wood and 2 parts by weight of rice husk, burning, and collecting ash to obtain plant ash;
(3) Grinding 7.5 parts by weight of glaze ore, 1 part by weight of potassium feldspar, 0.2 part by weight of red soil, 0.5 part by weight of plant ash prepared in the step (2) and 7 parts by weight of water, sieving with a 100-mesh sieve, and aging for 4 days to obtain glaze slurry;
(4) Applying the glaze slurry prepared in the step (3) to the blank prepared in the step (1), and airing to obtain a glazed blank with glazing thickness of 0.5 mm;
(5) Roasting the glazed blank obtained in the step (4) in an electric kiln, wherein the roasting step is as follows:
(5.1) raising the furnace temperature from normal temperature to 1340 ℃ at a speed of 260 ℃/h, preserving heat at 1340 ℃ for 8min, then adding diesel oil into the electric kiln, adding the diesel oil every 5min for 3 times, adding 600g of diesel oil into each cubic meter of electric kiln space each time, and preserving heat at 1340 ℃ for 5min continuously after the diesel oil is added;
(5.2) reducing the temperature of the furnace from 1340 ℃ to 1050 ℃ at a speed of 220 ℃/h, then adding diesel oil into the electric kiln, adding the diesel oil every 10min for 2 times, adding 300g of diesel oil into the space of the electric kiln per cubic meter each time, and after the diesel oil is added, heating the furnace from 1050 ℃ to 1340 ℃ at a speed of 330 ℃/h, and continuously preserving the temperature at 1340 ℃ for 10min;
(5.3) reducing the temperature of the furnace from 1340 ℃ to 400 ℃ at a speed of 150 ℃/h, stopping the furnace, opening the furnace door, and reducing the temperature of the furnace to normal temperature to obtain the purple Jin Yinhao cup.
In a preferred embodiment of the present invention, in the step (2), the moso bamboo is sun-dried moso bamboo.
In a preferred embodiment of the present invention, in the step (2), the pine wood is sun-dried pine wood.
In a preferred embodiment of the present invention, in the step (2), the rice husk is dried rice husk.
In a preferred embodiment of the present invention, in the step (3), the grinding is performed in a ball mill.
In a preferred embodiment of the present invention, in the step (3), glaze ore, potassium feldspar, laterite, plant ash and water are put into a ball mill to be ground.
In a preferred embodiment of the present invention, in the step (5.3), the furnace is shut down, and the furnace door is opened to cool down naturally.
In a preferred embodiment of the present invention, the room temperature is 18-22 ℃, preferably 20 ℃.
In a preferred embodiment of the present invention, the kaolin is derived from water geen in the Jianyang region of southern Pingzhi, fujian.
In a preferred embodiment of the invention, the red soil is from a water town in the Jianyang region of the southern Pingzhi of Fujian.
In a preferred embodiment of the present invention, the glaze ore is from southern Lin Cun, jianyang district, pingzhi, fujian.
In a preferred embodiment of the invention, the purple honeysuckle tea cup is shown in figure 1 of the specification.
In a second aspect, the invention provides a purple honeysuckle jersey, which is prepared by the process according to the first aspect of the invention.
In a preferred embodiment of the invention, the purple honeysuckle tea cup is shown in figure 1 of the specification.
Within the scope of the invention, the above-described individual features of the invention may be combined with one another in order to form new or preferred embodiments.
Drawings
FIG. 1 shows a UV Jin Yinhao cup prepared in example 1 of the present invention.
Detailed Description
The invention discloses a purple honeysuckle milli-Jian cup and a preparation process thereof, wherein the process comprises the following steps: glazing the green body, and roasting the glazed green body to obtain the purple Jin Yinhao cup. The glaze of the purple Jin Yinhao building cup disclosed by the invention is densely distributed with silver hairlines, is moist and smooth, has good definition and uniformity, is beautiful and jade in quality and strong in layering sense, belongs to top-level hairlines, has graceful and crystal purple gold stripes among silver hairlines, is like broken gold spreading, is rich in color and strong in relief sense, and has attractive appearance, artistic and collection values, and the glaze is sparkled with golden light, beautiful and primitive in the sun.
Terminology
As used herein, the terms "comprising," "including," and "containing" are used interchangeably, and include not only open-ended definitions, but also semi-closed, and closed-ended definitions. In other words, the term includes "consisting of … …", "consisting essentially of … …".
In the invention, the firewood is pine root rich in rosin and can be burnt vigorously.
As used herein, the term "parts by weight" may be any fixed weight in milligrams, grams, or kilograms (e.g., 1mg, 1g, or 1kg, etc.). For example, a combination of 1 part by weight of component a and 9 parts by weight of component b may be a combination of 1 gram of component a+9 gram of component b, or 10 grams of component a+90 gram of component b, or the like. In the combination, the percentage content of a certain component= (the parts by weight of the component/the sum of the parts by weight of all components) ×100%, and therefore, in the composition composed of 1 part by weight of component a and 9 parts by weight of component b, the content of component a is 10%, and the content of component b is 90%.
Purple honeysuckle Haojian cup and preparation process thereof
The invention provides a preparation process of a purple gold and silver milli-scale cup with attractive appearance and collection value.
Typically, the violet Jin Yinhao set forth in the present invention is shown in fig. 1.
In a preferred embodiment of the invention, a preparation process of the purple gold silver milli-scale calendula is provided, and the process comprises the following steps:
(1) Mixing and crushing 7-9 parts by weight of kaolin and 1.5-2.5 parts by weight of laterite, adding water for washing, sieving with a 80-120 mesh sieve, precipitating, press-filtering, mud refining, ageing, pulling and trimming, and then performing biscuit firing for 4-6 hours at 820-860 ℃ and taking out to obtain a blank;
(2) Mixing 2.5-3.5 parts by weight of moso bamboo, 0.5-1.5 parts by weight of pine wood and 1.5-2.5 parts by weight of rice husk, burning, and collecting ash to obtain plant ash;
(3) Grinding 7-8 parts by weight of glaze ore, 0.5-1.5 parts by weight of potassium feldspar, 0.1-0.4 part by weight of red soil, 0.3-0.7 part by weight of plant ash prepared in the step (2) and 6-8 parts by weight of water, sieving with a 80-120 mesh sieve, and aging for 3-5 days to obtain glaze slurry;
(4) Applying the glaze slurry prepared in the step (3) to the blank prepared in the step (1), and airing to obtain a glazed blank with glazing thickness of 0.4-0.6 mm;
(5) Roasting the glazed blank obtained in the step (4) in an electric kiln, wherein the roasting step is as follows:
(5.1) raising the furnace temperature from normal temperature to 1320-1360 ℃ at the speed of 240-280 ℃/h, preserving heat for 7-9min at 1320-1360 ℃, then adding diesel oil into the electric kiln, adding the diesel oil every 4-6min for 3 times, adding 580-620g diesel oil into each cubic meter of electric kiln space, and preserving heat for 4-6min at 1320-1360 ℃ after the diesel oil is added;
(5.2) reducing the temperature of the furnace from 1320-1360 ℃ to 1030-1070 ℃ at the speed of 200-240 ℃/h, then adding diesel oil into the electric kiln, adding once every 9-11min for 2 times, adding 280-320g of diesel oil into each cubic meter of electric kiln space, heating the furnace from 1030-1070 ℃ to 1320-1360 ℃ at the speed of 310-350 ℃/h after the diesel oil is added, and keeping the temperature at 1320-1360 ℃ for 9-11min;
(5.3) reducing the temperature of the furnace from 1320-1360 ℃ to 380-420 ℃ at the speed of 130-170 ℃/h, stopping the furnace, opening the furnace door, and reducing the temperature of the furnace to normal temperature to obtain the purple Jin Yinhao cup.
In a preferred embodiment of the invention, a preparation process of the purple gold silver milli-scale calendula is provided, and the process comprises the following steps:
(1) Mixing and crushing 7.5-8.5 parts by weight of kaolin and 1.8-2.2 parts by weight of laterite, adding water for washing, sieving with a 100-mesh sieve, precipitating, press-filtering, mud refining, ageing, pulling a blank, trimming the blank, and then performing biscuit firing at 830-850 ℃ for 4.5-5.5 hours, and taking out to obtain a blank;
(2) Mixing 2.8-3.2 parts by weight of moso bamboo, 0.8-1.2 parts by weight of pine wood and 1.8-2.2 parts by weight of rice husk, burning, and collecting ash to obtain plant ash;
(3) Putting 7.2-7.8 parts by weight of glaze ore, 0.8-1.2 parts by weight of potassium feldspar, 0.1-0.3 part by weight of red soil, 0.4-0.6 part by weight of plant ash prepared in the step (2) and 6.8-7.2 parts by weight of water into a ball mill, grinding, sieving with a 100-mesh sieve, and ageing for 3.8-4.2 days to obtain glaze slip;
(4) Applying the glaze slurry prepared in the step (3) to the blank prepared in the step (1), and airing to obtain a glazed blank with glazing thickness of 0.4-0.6 mm;
(5) Roasting the glazed blank obtained in the step (4) in an electric kiln, wherein the roasting step is as follows:
(5.1) raising the furnace temperature from normal temperature to 1330-1350 ℃ at the speed of 250-270 ℃/h, preserving heat for 7-9min at 1330-1350 ℃, then adding the firewood into the electric kiln, adding the firewood once every 4.8-5.2min for 3 times, adding 580-620g of firewood into each cubic meter of electric kiln space, and preserving heat for 4.8-5.2min at 1330-1350 ℃ after the firewood is added;
(5.2) reducing the temperature of the furnace from 1330-1350 ℃ to 1040-1060 ℃ at the speed of 210-230 ℃/h, then adding diesel oil into the electric kiln, adding the diesel oil every 9-11min for 2 times, adding 290-310g of diesel oil into each cubic meter of electric kiln space, heating the furnace from 1040-1060 ℃ to 1330-1350 ℃ at the speed of 320-340 ℃/h after the diesel oil is added, and keeping the temperature at 1330-1350 ℃ for 9-11min;
(5.3) reducing the temperature of the furnace from 1330-1350 ℃ to 390-410 ℃ at the speed of 140-160 ℃/h, stopping the furnace, opening the furnace door, and reducing the temperature of the furnace to normal temperature to obtain the purple Jin Yinhao cup.
Typically, the preparation process of the purple Jin Yinhao cup provided by the invention comprises the following steps:
(1) Mixing 8 parts by weight of kaolin and 2 parts by weight of laterite, crushing, adding water for washing, sieving with a 100-mesh sieve, precipitating, press-filtering, pugging, ageing, pulling a blank, repairing the blank, and performing biscuit firing at 840 ℃ for 5 hours, and taking out to obtain a blank;
(2) Mixing 3 parts by weight of moso bamboo, 1 part by weight of pine wood and 2 parts by weight of rice husk, burning, and collecting ash to obtain plant ash;
(3) Grinding 7.5 parts by weight of glaze ore, 1 part by weight of potassium feldspar, 0.2 part by weight of red soil, 0.5 part by weight of plant ash prepared in the step (2) and 7 parts by weight of water, sieving with a 100-mesh sieve, and aging for 4 days to obtain glaze slurry;
(4) Applying the glaze slurry prepared in the step (3) to the blank prepared in the step (1), and airing to obtain a glazed blank with glazing thickness of 0.5 mm;
(5) Roasting the glazed blank obtained in the step (4) in an electric kiln, wherein the roasting step is as follows:
(5.1) raising the furnace temperature from normal temperature to 1340 ℃ at a speed of 260 ℃/h, preserving heat at 1340 ℃ for 8min, then adding diesel oil into the electric kiln, adding the diesel oil every 5min for 3 times, adding 600g of diesel oil into each cubic meter of electric kiln space each time, and preserving heat at 1340 ℃ for 5min continuously after the diesel oil is added;
(5.2) reducing the temperature of the furnace from 1340 ℃ to 1050 ℃ at a speed of 220 ℃/h, then adding diesel oil into the electric kiln, adding the diesel oil every 10min for 2 times, adding 300g of diesel oil into the space of the electric kiln per cubic meter each time, and after the diesel oil is added, heating the furnace from 1050 ℃ to 1340 ℃ at a speed of 330 ℃/h, and continuously preserving the temperature at 1340 ℃ for 10min;
(5.3) reducing the temperature of the furnace from 1340 ℃ to 400 ℃ at a speed of 150 ℃/h, stopping the furnace, opening the furnace door, and reducing the temperature of the furnace to normal temperature to obtain the purple Jin Yinhao cup.
In a preferred embodiment of the invention, the preparation process of the purple honeysuckle Haojian cup is prepared by the method described in the specific embodiment 1 of the invention.
In a preferred embodiment of the invention, the purple sweet potato majors are shown in the figure 1 of the specification.
The excellent effects of the present invention include:
the invention develops a preparation process of a purple gold and silver milli-construction cup, and the glaze surface of the purple Jin Yinhao milli-construction cup prepared by the process is densely covered with silver milli-patterns, is moist, has good, clear and uniform, beautiful and strong in layering sense, belongs to top-grade milli-patterns, has graceful and crystal purple gold stripes among silver milli-patterns, is like broken gold spreading, is rich in color and strong in relief sense, and has a sparkling, beautiful and primitive feel and strong third dimension in sunlight, so that the purple gold and silver milli-construction cup prepared by the process has graceful milli-patterns and colors, and has graceful appearance, art and collection value.
The invention will be further illustrated with reference to specific examples. It should be understood that the following specific examples give detailed embodiments and specific operation procedures on the premise of the present technical solution, but the scope of the present invention is not limited to the examples.
Examples and comparative examples
The red soil comes from the Fujian southern Pingzhi Jianyang area Shui Ji town;
kaolin comes from the Jianyang region Shui Ji town in the southern Pingshi of Fujian province;
glaze ore is from southern Lin Cun, jianyang region in southern Pingzhi, fujian province.
Example 1 purple Jin Yinhao Jianzhi
The embodiment 1 provides a preparation process of purple honeysuckle Haojian cup, which comprises the following steps:
(1) Mixing 8 parts by weight of kaolin and 2 parts by weight of laterite, crushing, adding water for washing, sieving with a 100-mesh sieve, precipitating, press-filtering, pugging, ageing, pulling a blank, repairing the blank, and performing biscuit firing at 840 ℃ for 5 hours, and taking out to obtain a blank.
(2) Mixing and burning 3 parts by weight of dried phyllostachys pubescens, 1 part by weight of dried pine wood and 2 parts by weight of dried rice hulls, and collecting ashes to obtain plant ash.
(3) 7.5 parts by weight of glaze ore, 1 part by weight of potassium feldspar, 0.2 part by weight of red soil, 0.5 part by weight of plant ash prepared in the step (2) and 7 parts by weight of water are put into a ball mill for grinding, and the mixture is sieved by a 100-mesh sieve and aged for 4 days to obtain glaze slip.
(4) And (3) applying the glaze slurry prepared in the step (3) to the green body prepared in the step (1), and airing to obtain a glazed green body with glazing thickness of 0.5 mm.
(5) Roasting the glazed blank obtained in the step (4) in an electric kiln, wherein the roasting step is as follows:
(5.1) raising the furnace temperature from normal temperature (20 ℃) to 1340 ℃ at a speed of 260 ℃/h, preserving heat at 1340 ℃ for 8min, then adding diesel oil into the electric kiln, adding the diesel oil every 5min for 3 times, adding 600g of diesel oil into each cubic meter of electric kiln space each time, and preserving heat at 1340 ℃ for 5min after the diesel oil is added;
(5.2) reducing the temperature of the furnace from 1340 ℃ to 1050 ℃ at a speed of 220 ℃/h, then adding diesel oil into the electric kiln, adding the diesel oil every 10min for 2 times, adding 300g of diesel oil into the space of the electric kiln per cubic meter each time, and after the diesel oil is added, heating the furnace from 1050 ℃ to 1340 ℃ at a speed of 330 ℃/h, and continuously preserving the temperature at 1340 ℃ for 10min;
(5.3) the furnace temperature is reduced from 1340 ℃ to 400 ℃ at a speed of 150 ℃/h, the furnace is stopped, the furnace door is opened, and the furnace temperature is naturally reduced to normal temperature (20 ℃), so that the UV Jin Yinhao building cup is obtained.
Effect evaluation:
the construction cup prepared in example 1 is a purple Jin Yinhao construction cup shown in fig. 1, and as can be seen from fig. 1, the glaze of the purple gold silver construction cup is densely covered with silver hairlines, is moist, has good definition and uniformity, is beautiful and strong in layering, belongs to top-grade hairlines, has graceful and crystal purple gold speckle between silver hairlines, is like broken gold sprinkle, is rich in color and strong in relief sense, and is sparkled, beautiful and primitive in nature and strong in third dimension, so that the purple gold silver construction cup prepared in example 1 has graceful hairlines and colors, and has graceful appearance, art and collection value.
Comparative example 1
This comparative example 1 is similar to the preparation process of example 1, except that: in the step (3): 7.5 parts by weight of glaze ore, 1 part by weight of potassium feldspar, 0.5 part by weight of plant ash prepared in the step (2) and 7 parts by weight of water are put into a ball mill to be ground, and the mixture is screened by a 100-mesh sieve and aged for 4 days to obtain glaze slip.
Effect evaluation:
the glaze surface filigree of the calendula prepared in the comparative example 1 is blurred, basically has no purple gold speckle and has poor texture.
Comparative example 2
This comparative example 2 is similar to the preparation process of example 1, except that: in the step (3): 7.5 parts by weight of glaze ore, 0.2 part by weight of red soil, 0.5 part by weight of plant ash prepared in the step (2) and 7 parts by weight of water are put into a ball mill for grinding, and the mixture is screened by a 100-mesh sieve and aged for 4 days to obtain glaze slip.
Effect evaluation:
the calendula glaze prepared in comparative example 2 had blurred and intricate filaments, dark purple gold stripes, air holes and poor stereoscopic impression.
Comparative example 3
This comparative example 3 is similar to the preparation process of example 1, except that: in the step (5): the roasting step is as follows:
(5.1) raising the furnace temperature from normal temperature (20 ℃) to 1340 ℃ at a speed of 260 ℃/h, preserving heat at 1340 ℃ for 8min, then adding diesel oil into the electric kiln, adding the diesel oil every 5min for 3 times, adding 600g of diesel oil into each cubic meter of electric kiln space each time, and preserving heat at 1340 ℃ for 5min after the diesel oil is added;
(5.2) the furnace temperature is reduced from 1340 ℃ to 400 ℃ at a speed of 150 ℃/h, the furnace is stopped, the furnace door is opened, and the furnace temperature is naturally reduced to normal temperature (20 ℃), so that the cup is obtained.
Effect evaluation:
the glaze surface filigree of the calendula prepared in the comparative example 3 is fuzzy, has no purple gold speckle and fails to burn.
Comparative example 4
This comparative example 4 is similar to the preparation process of example 1, except that: in step (5.2): the roasting step is as follows:
(5.2) the furnace temperature is reduced from 1340 ℃ to 1180 ℃ at the speed of 220 ℃/h, then the firewood is put into the electric kiln, the firewood is put into the electric kiln every 10min for 2 times, 300g of firewood is put into the electric kiln every cubic meter of space, after the firewood is put into the electric kiln, the furnace temperature is increased from 1180 ℃ to 1340 ℃ at the speed of 330 ℃/h, and the electric kiln is kept at the temperature of 1340 ℃ for 10min.
Effect evaluation:
the glaze of the calendula prepared in comparative example 4 has bubbles, blurred and irregular filigree, dark purple gold stripes, and poor texture and third dimension.
Comparative example 5
This comparative example 5 is similar to the preparation process of example 1, except that: in step (5.2): the roasting step is as follows:
(5.2) the furnace temperature was lowered from 1340℃to 1050℃at 220℃per hour, then the furnace temperature was raised from 1050℃to 1340℃at 330℃per hour, and the incubation was continued at 1340℃for 10min.
Effect evaluation:
the glaze of the architectural cup prepared in the comparative example 5 has bubbles, blurred filigree, dark purple gold stripes and poor layering,
while the invention has been described in terms of one embodiment, it should be noted that modifications could be made without departing from the principles of the invention, which would be apparent to those skilled in the art, would also be considered to be within the scope of the invention.

Claims (4)

1. The preparation process of the purple honeysuckle milli-Jian cup is characterized by comprising the following steps of:
(1) Mixing and crushing 7-9 parts by weight of kaolin and 1.5-2.5 parts by weight of laterite, adding water for washing, sieving with a 80-120 mesh sieve, precipitating, press-filtering, mud refining, ageing, pulling and trimming, and then performing biscuit firing for 4-6 hours at 820-860 ℃ and taking out to obtain a blank;
(2) Mixing 2.5-3.5 parts by weight of moso bamboo, 0.5-1.5 parts by weight of pine wood and 1.5-2.5 parts by weight of rice husk, burning, and collecting ash to obtain plant ash;
(3) Grinding 7-8 parts by weight of glaze ore, 0.5-1.5 parts by weight of potassium feldspar, 0.1-0.4 part by weight of red soil, 0.3-0.7 part by weight of plant ash prepared in the step (2) and 6-8 parts by weight of water, sieving with a 80-120 mesh sieve, and aging for 3-5 days to obtain glaze slurry;
(4) Applying the glaze slurry prepared in the step (3) to the blank prepared in the step (1), and airing to obtain a glazed blank with glazing thickness of 0.4-0.6 mm;
(5) Roasting the glazed blank obtained in the step (4) in an electric kiln, wherein the roasting step is as follows:
(5.1) raising the furnace temperature from normal temperature to 1320-1360 ℃ at the speed of 240-280 ℃/h, preserving heat for 7-9min at 1320-1360 ℃, then adding diesel oil into the electric kiln, adding the diesel oil every 4-6min for 3 times, adding 580-620g diesel oil into each cubic meter of electric kiln space, and preserving heat for 4-6min at 1320-1360 ℃ after the diesel oil is added;
(5.2) reducing the temperature of the furnace from 1320-1360 ℃ to 1030-1070 ℃ at the speed of 200-240 ℃/h, then adding diesel oil into the electric kiln, adding once every 9-11min for 2 times, adding 280-320g of diesel oil into each cubic meter of electric kiln space, heating the furnace from 1030-1070 ℃ to 1320-1360 ℃ at the speed of 310-350 ℃/h after the diesel oil is added, and keeping the temperature at 1320-1360 ℃ for 9-11min;
(5.3) reducing the temperature of the furnace from 1320-1360 ℃ to 380-420 ℃ at the speed of 130-170 ℃/h, stopping the furnace, opening the furnace door, and reducing the temperature of the furnace to normal temperature to obtain the purple Jin Yinhao cup.
2. The process of claim 1, wherein the process comprises the steps of:
(1) Mixing and crushing 7.5-8.5 parts by weight of kaolin and 1.8-2.2 parts by weight of laterite, adding water for washing, sieving with a 100-mesh sieve, precipitating, press-filtering, mud refining, ageing, pulling a blank, trimming the blank, and then performing biscuit firing at 830-850 ℃ for 4.5-5.5 hours, and taking out to obtain a blank;
(2) Mixing 2.8-3.2 parts by weight of moso bamboo, 0.8-1.2 parts by weight of pine wood and 1.8-2.2 parts by weight of rice husk, burning, and collecting ash to obtain plant ash;
(3) Putting 7.2-7.8 parts by weight of glaze ore, 0.8-1.2 parts by weight of potassium feldspar, 0.1-0.3 part by weight of red soil, 0.4-0.6 part by weight of plant ash prepared in the step (2) and 6.8-7.2 parts by weight of water into a ball mill, grinding, sieving with a 100-mesh sieve, and ageing for 3.8-4.2 days to obtain glaze slip;
(4) Applying the glaze slurry prepared in the step (3) to the blank prepared in the step (1), and airing to obtain a glazed blank with glazing thickness of 0.4-0.6 mm;
(5) Roasting the glazed blank obtained in the step (4) in an electric kiln, wherein the roasting step is as follows:
(5.1) raising the furnace temperature from normal temperature to 1330-1350 ℃ at the speed of 250-270 ℃/h, preserving heat for 7-9min at 1330-1350 ℃, then adding the firewood into the electric kiln, adding the firewood once every 4.8-5.2min for 3 times, adding 580-620g of firewood into each cubic meter of electric kiln space, and preserving heat for 4.8-5.2min at 1330-1350 ℃ after the firewood is added;
(5.2) reducing the temperature of the furnace from 1330-1350 ℃ to 1040-1060 ℃ at the speed of 210-230 ℃/h, then adding diesel oil into the electric kiln, adding the diesel oil every 9-11min for 2 times, adding 290-310g of diesel oil into each cubic meter of electric kiln space, heating the furnace from 1040-1060 ℃ to 1330-1350 ℃ at the speed of 320-340 ℃/h after the diesel oil is added, and keeping the temperature at 1330-1350 ℃ for 9-11min;
(5.3) reducing the temperature of the furnace from 1330-1350 ℃ to 390-410 ℃ at the speed of 140-160 ℃/h, stopping the furnace, opening the furnace door, and reducing the temperature of the furnace to normal temperature to obtain the purple Jin Yinhao cup.
3. The process of claim 1, wherein the process comprises the steps of:
(1) Mixing 8 parts by weight of kaolin and 2 parts by weight of laterite, crushing, adding water for washing, sieving with a 100-mesh sieve, precipitating, press-filtering, pugging, ageing, pulling a blank, repairing the blank, and performing biscuit firing at 840 ℃ for 5 hours, and taking out to obtain a blank;
(2) Mixing 3 parts by weight of moso bamboo, 1 part by weight of pine wood and 2 parts by weight of rice husk, burning, and collecting ash to obtain plant ash;
(3) Grinding 7.5 parts by weight of glaze ore, 1 part by weight of potassium feldspar, 0.2 part by weight of red soil, 0.5 part by weight of plant ash prepared in the step (2) and 7 parts by weight of water, sieving with a 100-mesh sieve, and aging for 4 days to obtain glaze slurry;
(4) Applying the glaze slurry prepared in the step (3) to the blank prepared in the step (1), and airing to obtain a glazed blank with glazing thickness of 0.5 mm;
(5) Roasting the glazed blank obtained in the step (4) in an electric kiln, wherein the roasting step is as follows:
(5.1) raising the furnace temperature from normal temperature to 1340 ℃ at a speed of 260 ℃/h, preserving heat at 1340 ℃ for 8min, then adding diesel oil into the electric kiln, adding the diesel oil every 5min for 3 times, adding 600g of diesel oil into each cubic meter of electric kiln space each time, and preserving heat at 1340 ℃ for 5min continuously after the diesel oil is added;
(5.2) reducing the temperature of the furnace from 1340 ℃ to 1050 ℃ at a speed of 220 ℃/h, then adding diesel oil into the electric kiln, adding the diesel oil every 10min for 2 times, adding 300g of diesel oil into the space of the electric kiln per cubic meter each time, and after the diesel oil is added, heating the furnace from 1050 ℃ to 1340 ℃ at a speed of 330 ℃/h, and continuously preserving the temperature at 1340 ℃ for 10min;
(5.3) reducing the temperature of the furnace from 1340 ℃ to 400 ℃ at a speed of 150 ℃/h, stopping the furnace, opening the furnace door, and reducing the temperature of the furnace to normal temperature to obtain the purple Jin Yinhao cup.
4. The purple honeysuckle jersey cup is characterized in that the purple honeysuckle jersey cup is prepared by the process according to claim 1.
CN202110718628.5A 2021-06-28 2021-06-28 Purple gold and silver milli-architectural cup Active CN113321488B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110718628.5A CN113321488B (en) 2021-06-28 2021-06-28 Purple gold and silver milli-architectural cup

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110718628.5A CN113321488B (en) 2021-06-28 2021-06-28 Purple gold and silver milli-architectural cup

Publications (2)

Publication Number Publication Date
CN113321488A CN113321488A (en) 2021-08-31
CN113321488B true CN113321488B (en) 2023-11-03

Family

ID=77424993

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110718628.5A Active CN113321488B (en) 2021-06-28 2021-06-28 Purple gold and silver milli-architectural cup

Country Status (1)

Country Link
CN (1) CN113321488B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114195478B (en) * 2021-09-02 2023-06-30 张志兵 In-glaze jellyfish drop building cup

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112142442A (en) * 2020-09-07 2020-12-29 福建省开河窑建盏文化发展有限公司 Firing process of colorful gold oil drop building cup
CN112592151A (en) * 2020-12-30 2021-04-02 南平市建阳区邹云源建盏陶瓷有限公司 Yellow oil drop jian cup and preparation process thereof
CN112759360A (en) * 2020-12-31 2021-05-07 南平市建阳区御窑陶瓷研究所 Obsidian cup and preparation process thereof
CN112979272A (en) * 2021-03-29 2021-06-18 南平市建阳区聚艺谭建盏文化传媒有限公司 Meteorite cup and preparation process thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112142442A (en) * 2020-09-07 2020-12-29 福建省开河窑建盏文化发展有限公司 Firing process of colorful gold oil drop building cup
CN112592151A (en) * 2020-12-30 2021-04-02 南平市建阳区邹云源建盏陶瓷有限公司 Yellow oil drop jian cup and preparation process thereof
CN112759360A (en) * 2020-12-31 2021-05-07 南平市建阳区御窑陶瓷研究所 Obsidian cup and preparation process thereof
CN112979272A (en) * 2021-03-29 2021-06-18 南平市建阳区聚艺谭建盏文化传媒有限公司 Meteorite cup and preparation process thereof

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
浅论建窑建盏油滴烧成技术;裴春元;;东方收藏(第13期);全文 *
浅谈建盏的烧制工艺;吴继旺;;东方收藏(第24期);全文 *
浅谈现代建盏(电烧)的烧制;蔡威;蔡杰;;明日风尚(第16期);全文 *

Also Published As

Publication number Publication date
CN113321488A (en) 2021-08-31

Similar Documents

Publication Publication Date Title
CN113387677B (en) Color drop building cup and preparation process thereof
CN112592151A (en) Yellow oil drop jian cup and preparation process thereof
CN110395970B (en) Preparation process of Baihua oil drop Jianzhan
CN110818391B (en) Porcelain firing process combining celadon and building cup
CN112794698A (en) Preparation process of black-bottom silver drip cup
CN112142442A (en) Firing process of colorful gold oil drop building cup
CN113185263B (en) Golden silk color hair building cup
CN113321488B (en) Purple gold and silver milli-architectural cup
CN112194457A (en) Making process of red rabbit hair cup
CN113277734A (en) Cup built from black gold leaves
CN113548867A (en) Red feather Jianzhan and preparation process thereof
CN111393147A (en) Preparation method of Tianmu leaf Jianzhan
CN112759360A (en) Obsidian cup and preparation process thereof
CN112573897A (en) Preparation process of jellyfish tea
CN113200733A (en) Golden silk building cup
CN112279680A (en) Preparation method of green bottom silver hair jian calendula
CN111875344A (en) Black-bottom silver drop building cup firing process
CN112062540A (en) Method for firing peony oil drop cup
CN112125648B (en) Silver partridge spot build cup manufacturing process
CN113264754B (en) Cup is built to copper coin drop
CN112341146A (en) Firing method of black gold glaze building cup
CN113233869A (en) Dark gold oil drop jian cup and preparation process thereof
CN113800883B (en) Blue rabbit milli-building cup
CN114105605B (en) Seven-color oil drop build cup
CN113105212A (en) Colorful magic cup and preparation process thereof

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
CB03 Change of inventor or designer information
CB03 Change of inventor or designer information

Inventor after: Liao Chengyi

Inventor after: Liao Wusen

Inventor before: Liao Wusen

Inventor before: Liao Chengyi

GR01 Patent grant
GR01 Patent grant