阅读说明：本技术 一种汝窑翡翠釉及其制备方法 (Ru jade glaze and preparation method thereof ) 是由 杨云超 仝利军 于 2019-11-15 设计创作，主要内容包括：本发明提供一种汝窑翡翠釉,包括胎体和釉料,所述胎体是由以下质量份数的各组分组成：唐沟土、大峪土、风穴土、碱,所述釉料是由以下质量份数的各组分组成：闪星石、玛瑙石、方解石、石英、红长石、草木灰、煅烧的动物骨粉,该翡翠釉包括以下制备步骤：素胎的制备、釉的制备、施釉、烧成,本发明制备出的汝瓷釉面平整、光泽细腻、显现出如天然翡翠般瑰丽的色泽与花纹,烧制过程中不会产生釉面炸裂。(The invention provides a Ru jadeite glaze which comprises a matrix and a glaze material, wherein the matrix consists of the following components in parts by mass: the glaze comprises Tanggou soil, Dayu soil, Fengjingdu soil and alkali, and is prepared from the following components in parts by mass: the jadeite glaze comprises the following preparation steps of: the Ru porcelain prepared by the method has smooth glaze surface, fine luster and attractive color and patterns like natural emerald, and the glaze surface cannot crack in the firing process.)

1. The Ru jadeite glaze comprises a matrix and a glaze material, and is characterized in that the matrix comprises, by mass, 25 ~ 35 parts of Tanggou soil, 55 ~ 65 parts of Dayu soil, 8 ~ 12 parts of Fengyu soil and 0.2 ~ 0.4.4 parts of alkali, and the glaze material comprises, by mass, 18 ~ 25 parts of sphalerite, 12 ~ 20 parts of agate, 15 ~ 25 parts of calcite, 15-20 parts of quartz, 18-22 parts of red feldspar, 1 ~ 5 parts of plant ash and 1 ~ 3 parts of calcined animal bone powder.

2. The Ru jadeite glaze of claim 1, wherein the Tanggou soil comprises, by mass, 55 ~ 60 parts of silicon dioxide, 25 ~ 35 parts of aluminum oxide, 1 ~ 4 parts of ferric trioxide, 0.15 ~ 0.3.3 parts of calcium oxide, 0.1 ~ 0.25.25 parts of magnesium oxide, 0.5 ~ 1.5.5 parts of potassium oxide, and 0.05 ~ 0.15.15 parts of sodium oxide.

3. The Ru jadeite glaze of claim 1, wherein the Muyu clay comprises, by mass, 58 parts of silicon dioxide 58 ~ 66, 20 parts of aluminum oxide 20 ~ 25 parts of iron trioxide 2 ~ 4 parts of calcium oxide 0.3 ~ 0.6.6 parts of calcium oxide, 0.4 part of magnesium oxide 0.4 ~ 1 parts of potassium oxide 0.2 ~ 0.4.4 parts of potassium oxide, and 0.1 part of sodium oxide 0.1 ~ 0.2.2 parts of calcium oxide.

4. The Ru jadeite glaze of claim 1, wherein the Fengcong soil comprises, by mass, 60 ~ 70 parts of silicon dioxide, 15 ~ 25 parts of aluminum oxide, 0.1 ~ 0.4.4 parts of ferric oxide, 0.2 ~ 0.5.5 parts of calcium oxide, 0.05 ~ 0.15.15 parts of magnesium oxide, 0.15 ~ 0.4.4 parts of potassium oxide, and 10 ~ 15 parts of sodium oxide.

5. A ru jiao emerald glaze as claimed in claim 1, wherein: the alkali is Na₂CO₃。

6. The Ru jadeite glaze of claim 1, wherein the amphisarca stone comprises, by mass, 70 ~ 80 parts of silicon dioxide, 10 ~ 20 parts of aluminum oxide, 0.03 ~ 0.1.1 parts of iron trioxide, 0.07 ~ 0.2.2 parts of calcium oxide, 0.05 ~ 0.15.15 parts of magnesium oxide, 2 ~ 4 parts of potassium oxide, and 4 ~ 6 parts of sodium oxide.

7. The Ru jade glaze of claim 1 wherein the calcite comprises, by mass, 0.25 parts of silica 0.25 ~ 0.4.4 parts, 0.7 parts of alumina 0.7 ~ 1 parts, 0.08 parts of iron trioxide 0.08 ~ 0.2.2 parts, 48 parts of calcium oxide 48 ~ 52 parts, 0.4 parts of magnesium oxide 0.4 ~ 0.7.7 parts, 0.6 parts of potassium oxide 0.6 ~ 0.9.9 parts, and 0.05 parts of sodium oxide 0.05 ~ 0.12.12 parts.

8. The Ru jade glaze of claim 1, wherein the quartz comprises 97 parts by weight of silica 97 ~ 99 and 8 parts by weight of alumina 8 ~ 15.

9. The method for preparing Ru jade glaze according to claim 1 ~ 8, comprising the steps of:

step 1, according to the mass portion, 25 ~ 35 parts of Tanggou soil, 55 ~ 65 parts of Dayu soil, 8 ~ 12 parts of Fenggu soil and 0.2 ~ 0.4.4 parts of alkali which are subjected to sorting, bleaching and crushing are put into a wet ball mill, and water is added into the ball mill for grinding for 15 ~ 19 hours to obtain slurry;

2, performing iron removal on the slurry obtained in the step 1, adjusting the concentration of the slurry to 42 ~ 44 degrees, injecting the slurry into a gypsum mold to obtain a slurry body, finishing and cleaning the surface of the slurry body, naturally drying the slurry body in the air, putting the slurry body into a kiln for biscuiting, wherein the biscuiting time is 6 ~ 7 hours, the biscuiting temperature is 780 ~ 820 ℃, obtaining the biscuit body, and finely trimming the biscuit body for later use;

step 3, calcining the animal bone powder at 1250 ~ 1350 ℃ and crushing the animal bone powder into powder for later use;

step 4, putting 18 ~ 25 parts of sphalerite, 12 ~ 20 parts of agate, 15 ~ 25 parts of calcite, 15-20 parts of quartz, 18-22 parts of red feldspar, 1 ~ 5 parts of plant ash and 1 ~ 3 parts of calcined animal bone powder prepared in the step 3 into a wet ball mill, adding water, grinding for 26 ~ 32h, filtering to remove iron, precipitating, removing excessive water to obtain glaze slurry, adjusting the concentration of the glaze slurry to 57 ~ 59 degrees for later use;

step 5, immersing the green body prepared in the step 2 into the glaze slip obtained in the step 4, taking out the green body when the glaze slip is uniformly attached to the surface of the green body, and finishing redundant glaze slip to obtain a glaze blank;

and 6, putting the glaze blank prepared in the step 5 into a kiln, reducing the ventilation quantity in the kiln when the temperature in the kiln is increased from room temperature to 950 ~ 1050 ℃ at the heating rate of 1 ~ ℃/min, preserving the heat for 20 ~ min at the temperature of 950 ~ ℃ for 20 5940 min, then increasing the temperature to 1260 ~ 1300 ℃ at the heating rate of 0.3 ~ 0.8 ℃/min, preserving the heat for 25 ~ min at the temperature of 1260 ~ ℃ for 25 ~ min, stopping the fire, and taking out the glaze blank when the temperature of the kiln is naturally reduced to be below 100 ℃ to obtain the glaze.

Technical Field

The invention relates to the technical field of Ru porcelain processing and preparation, in particular to a Ru jadeite glaze and a preparation method thereof.

Background

The Ru porcelain is one of five famous Chinese porcelains, is famous for Ru Zhou, is burnt in the middle stage of Tang dynasty, is famous in northern Song and is listed as the first of the five famous porcelains in the prosperous period. Because the modeling is simple and elegant, the glaze is like the broken places of fine clouds in rainy days, and the thousand-peak blue-wave jade-like color, the soil is fine and moist, the body is like the Dong body, the glaze is thick and has the same sound as the engine, and is bright and not dazzling, the glaze has the characteristics of pear peel, crab claws and sesame twist, is praised by the world as the jade-like, non-jade and sesame-like, and is finally determined as the imperial porcelain for palace by the youth. The Ru porcelain has exquisite manufacturing process, exquisite materials, unique formula and superior firing technology, achieves the best effect due to iron reduction, exceeds all kilneye at that time, and is an epoch-making creation in the development history of Chinese celadon; however, due to the war disorder, the north Song dies, the official ware is destroyed, the Ru porcelain is lost, and the Ru porcelain is difficult to restore after the past imitation.

The Ru porcelain is the first porcelain, has high artistic value and collection value, and has more and more diversified requirements along with the continuous improvement of the living standard of people, so the Ru porcelain also becomes an indispensable part of the life of people.

Disclosure of Invention

The Ru porcelain prepared by the invention has a smooth glaze surface, is as beautiful as jade, shows natural emerald-like color and luster and is free from cracking during firing.

The technical scheme adopted for solving the technical problems is that the Ru jadeite glaze comprises a matrix and a glaze material, wherein the matrix comprises, by mass, 25 parts of Tanggou soil 25 ~ 35 parts, 55 parts of Dayu soil 55 ~ 65 parts, 8 parts of Fengyu soil 8 ~ 12 parts and 0.2 part of alkali 0.2 ~ 0.4.4 parts, and the glaze material comprises, by mass, 18 parts of sphacelainite 18 ~ 25 parts, 12 parts of agate 12 ~ 20 parts, 15 parts of calcite 15 ~ 25 parts, 15-20 parts of quartz, 18-22 parts of red feldspar, 1 part of plant ash 1 ~ 5 parts and 1 part of calcined animal bone meal 1 ~ 3 parts.

Preferably, the Tanggou soil comprises, by mass, 55 ~ 60 parts of silicon dioxide, 25 ~ 35 parts of aluminum oxide, 1 ~ 4 parts of ferric trioxide, 0.15 ~ 0.3.3 parts of calcium oxide, 0.1 ~ 0.25.25 parts of magnesium oxide, 0.5 ~ 1.5.5 parts of potassium oxide and 0.05 ~ 0.15.15 parts of sodium oxide.

Preferably, the dayu soil comprises, by mass, 58 ~ 66 parts of silicon dioxide, 20 ~ 25 parts of aluminum oxide, 2 ~ 4 parts of ferric trioxide, 0.3 ~ 0.6.6 parts of calcium oxide, 0.4 ~ 1 parts of magnesium oxide, 0.2 ~ 0.4.4 parts of potassium oxide and 0.1 ~ 0.2.2 parts of sodium oxide.

Preferably, the soil for wind cave comprises, by mass, 60 ~ 70 parts of silicon dioxide, 15 ~ 25 parts of aluminum oxide, 0.1 ~ 0.4.4 parts of ferric trioxide, 0.2 ~ 0.5.5 parts of calcium oxide, 0.05 ~ 0.15.15 parts of magnesium oxide, 0.15 ~ 0.4.4 parts of potassium oxide and 10 ~ 15 parts of sodium oxide.

Preferably, the base is Na₂CO₃。

Preferably, the amphibole comprises, by mass, 70 ~ 80 parts of silicon dioxide, 10 ~ 20 parts of aluminum oxide, 0.03 ~ 0.1.1 part of ferric trioxide, 0.07 ~ 0.2.2 parts of calcium oxide, 0.05 ~ 0.15.15 parts of magnesium oxide, 2 ~ 4 parts of potassium oxide and 4 ~ 6 parts of sodium oxide.

Preferably, the calcite comprises, by mass, 0.25 ~ 0.4.4 parts of silicon dioxide, 0.7 ~ 1 parts of aluminum oxide, 0.08 ~ 0.2.2 parts of ferric trioxide, 48 ~ 52 parts of calcium oxide, 0.4 ~ 0.7.7 parts of magnesium oxide, 0.6 ~ 0.9.9 parts of potassium oxide and 0.05 ~ 0.12.12 parts of sodium oxide.

Preferably, the quartz comprises the following components, by mass, 97 ~ 99 parts of silicon dioxide and 8 ~ 15 parts of aluminum oxide.

A preparation method of Ru kiln emerald glaze comprises the following steps:

step 1, according to the mass portion, 25 ~ 35 parts of Tanggou soil, 55 ~ 65 parts of Dayu soil, 8 ~ 12 parts of Fenggu soil and 0.2 ~ 0.4.4 parts of alkali which are subjected to sorting, bleaching and crushing are put into a wet ball mill, and water is added into the ball mill for grinding for 15 ~ 19 hours to obtain slurry;

2, performing iron removal on the slurry obtained in the step 1, adjusting the concentration of the slurry to 42 ~ 44 degrees, injecting the slurry into a gypsum mold to obtain a slurry body, finishing and cleaning the surface of the slurry body, naturally drying the slurry body in the air, putting the slurry body into a kiln for biscuiting, wherein the biscuiting time is 6 ~ 7 hours, the biscuiting temperature is 780 ~ 820 ℃, obtaining the biscuit body, and finely trimming the biscuit body for later use;

step 3, calcining the animal bone powder at 1250 ~ 1350 ℃ and crushing the animal bone powder into powder for later use;

step 4, putting 18 ~ 25 parts of sphalerite, 12 ~ 20 parts of agate, 15 ~ 25 parts of calcite, 15-20 parts of quartz, 18-22 parts of red feldspar, 1 ~ 5 parts of plant ash and 1 ~ 3 parts of calcined animal bone powder prepared in the step 3 into a wet ball mill, adding water, grinding for 26 ~ 32h, filtering to remove iron, precipitating, removing excessive water to obtain glaze slurry, adjusting the concentration of the glaze slurry to 57 ~ 59 degrees for later use;

step 5, immersing the green body prepared in the step 2 into the glaze slip obtained in the step 4, taking out the green body when the glaze slip is uniformly attached to the surface of the green body, and finishing redundant glaze slip to obtain a glaze blank;

and 6, putting the glaze blank prepared in the step 5 into a kiln, reducing the ventilation quantity in the kiln when the temperature in the kiln is increased from room temperature to 950 ~ 1050 ℃ at the heating rate of 1 ~ ℃/min, preserving the heat for 20 ~ min at the temperature of 950 ~ ℃ for 20 5940 min, then increasing the temperature to 1260 ~ 1300 ℃ at the heating rate of 0.3 ~ 0.8 ℃/min, preserving the heat for 25 ~ min at the temperature of 1260 ~ ℃ for 25 ~ min, stopping the fire, and taking out the glaze blank when the temperature of the kiln is naturally reduced to be below 100 ℃ to obtain the glaze.

The beneficial effects of the invention are mainly expressed as follows: the Ru kiln emerald glaze prepared by the method has better overall performance, forms emerald glaze after transmutation, has transparent and bright ground glaze, natural colored glaze patterns and magnificent and fine overall color, and thus forms high-quality emerald glaze technical ceramic products.

Detailed Description

The present invention is described in detail with reference to examples, which are provided for the purpose of illustrating the technical solutions of the present invention and for the purpose of illustrating the detailed embodiments and the specific procedures, but the scope of the present invention is not limited to the following examples, the methods and steps in the following examples are all according to the conventional methods and steps unless otherwise specified, and the raw materials used are all according to the conventional methods and steps if not specifically specified, and are all commercially available.