阅读说明：本技术 一种具有红黑荔枝面的花岗石的制作工艺 (Manufacturing process of granite with red and black litchi surfaces ) 是由 张长华 于 2019-09-18 设计创作，主要内容包括：一种具有红黑荔枝面的花岗石的制作工艺,包括如下步骤：步骤一,在黑花岗石的表面涂布一层1-2mm的强力胶层；步骤二,待强力胶层干燥后,剥离强力胶层,使花岗石表面形成荔枝面；步骤三,在形成的荔枝面表面涂布红漆；步骤四,待红漆干燥后,对荔枝面表面的凸出部分进行打磨、抛光,除掉凸出部分表面的红漆,使花岗石表面形成红黑相间并具有一定亮度的荔枝面。(A manufacturing process of granite with a red and black litchi surface comprises the following steps: coating a strong adhesive layer with the thickness of 1-2mm on the surface of the black granite; step two, after the strong adhesive layer is dried, peeling the strong adhesive layer to form a litchi surface on the surface of the granite; thirdly, coating red paint on the formed litchi surface; and fourthly, after the red paint is dried, polishing and burnishing the convex part on the surface of the litchi surface, and removing the red paint on the surface of the convex part to form a litchi surface with certain brightness and alternate red and black on the surface of the granite.)

1. A manufacturing process of granite with a red and black litchi surface is characterized in that: the method comprises the following steps:

coating a strong adhesive layer with the thickness of 1-2mm on the surface of the black granite;

step two, after the strong adhesive layer is dried, peeling the strong adhesive layer to form a litchi surface on the surface of the granite;

thirdly, coating red paint on the formed litchi surface;

after the red paint is dried, polishing and burnishing the convex part on the surface of the litchi surface, and removing the red paint on the surface of the convex part to form red and black litchi surfaces on the surface of the granite;

the super glue layer comprises the following raw materials in parts by weight: 70-80 parts of epoxy resin, 15-20 parts of polyethylene glycol, 12-15 parts of sodium bicarbonate, 6-8 parts of stearic acid, 5-8 parts of dibutyl phthalate, 1-3 parts of sodium pyrophosphate, 1-2 parts of 2, 5-dimethyl-2, 5-di (tert-butylperoxy) hexane, 1-2 parts of defoaming agent and 0.5-0.8 part of curing agent.

2. The manufacturing process of the granite with the red and black litchi surface as claimed in claim 1, wherein the granite comprises the following steps: the red paint comprises the following raw materials in parts by weight: 25-35 parts of acrylic emulsion, 15-20 parts of hydroxyl acrylic resin, 15-18 parts of ethylene glycol, 10-15 parts of butyl acetate, 9-12 parts of calcium carbonate, 6-8 parts of quartz powder, 3-5 parts of bentonite, 1-3 parts of sodium tripolyphosphate, 1-2 parts of n-octanol and 3-5 parts of iron oxide red pigment.

3. The process for preparing granite with red and black litchi surface as claimed in claim 2, wherein: the preparation process of the red paint comprises the following steps:

adding acrylic emulsion, hydroxyl acrylic resin, ethylene glycol and butyl acetate into a container, uniformly stirring, sequentially adding quartz powder and sodium tripolyphosphate, and continuously stirring for 90-120 min;

step two, continuously adding the iron oxide pigment into the container, continuously stirring for 40-50min, and then sending into a grinding machine for grinding for 4-5 h;

and step three, adding calcium carbonate into the ground slurry, stirring for 10-15min, adding bentonite, continuing to stir for 20-30min, adding n-octanol, stirring for 10-15min, and filtering to obtain the red paint.

4. The manufacturing process of the granite with the red and black litchi surface as claimed in claim 3, wherein the granite comprises the following steps: in the first step, the stirring speed is 140-160 r/min; in the second step, the stirring speed is 180-200 r/min; in the third step, the stirring speed is 240-260 r/min.

5. The process for manufacturing granite with red and black litchi surfaces as claimed in any one of claims 1 to 4, wherein: the defoaming agent is organic silicon.

6. The process for manufacturing granite with red and black litchi surfaces as claimed in any one of claims 1 to 4, wherein: the curing agent is hexamethylenetetramine.

7. The process for manufacturing granite with red and black litchi surfaces as claimed in any one of claims 1 to 4, wherein: the drying environment of the super glue layer in the second step is as follows: drying at 20-25 deg.C for more than 24 hr.

8. The process for manufacturing granite with red and black litchi surfaces as claimed in any one of claims 1 to 4, wherein: the thickness of the red paint is 1-2 mm.

Technical Field

The invention belongs to the field of granite processing, and particularly relates to a manufacturing process of granite with a red and black litchi surface.

Background

With the continuous improvement of the economic and cultural living standards of people, the requirements on home furnishing and working environment are higher and higher, so the requirements of the building decoration industry on building materials are higher and higher, for example, stones with different colors are expected to exist, however, the colors of general domestic granite rocks are white and dark gray, the colors of general artificially processed stone plates are only red and yellow, the colors are monotonous, the increasing requirements of consumers cannot be met, and further improvement is needed.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a manufacturing process of granite with a red and black litchi surface.

The invention adopts the following technical scheme:

a manufacturing process of granite with a red and black litchi surface comprises the following steps:

coating a strong adhesive layer with the thickness of 1-2mm on the surface of the black granite;

step two, after the strong adhesive layer is dried, peeling the strong adhesive layer to form a litchi surface on the surface of the granite;

thirdly, coating red paint on the formed litchi surface;

after the red paint is dried, polishing and burnishing the convex part on the surface of the litchi surface, and removing the red paint on the surface of the convex part to form red and black litchi surfaces on the surface of the granite;

the super glue layer comprises the following raw materials in parts by weight: 70-80 parts of epoxy resin, 15-20 parts of polyethylene glycol, 12-15 parts of sodium bicarbonate, 6-8 parts of stearic acid, 5-8 parts of dibutyl phthalate, 1-3 parts of sodium pyrophosphate, 1-2 parts of 2, 5-dimethyl-2, 5-di (tert-butylperoxy) hexane, 1-2 parts of defoaming agent and 0.5-0.8 part of curing agent.

Further, the red paint comprises the following raw materials in parts by weight: 25-35 parts of acrylic emulsion, 15-20 parts of hydroxyl acrylic resin, 15-18 parts of ethylene glycol, 10-15 parts of butyl acetate, 9-12 parts of calcium carbonate, 6-8 parts of quartz powder, 3-5 parts of bentonite, 1-3 parts of sodium tripolyphosphate, 1-2 parts of n-octanol and 3-5 parts of iron oxide red pigment.

Further, the preparation process of the red paint comprises the following steps:

adding acrylic emulsion, hydroxyl acrylic resin, ethylene glycol and butyl acetate into a container, uniformly stirring, sequentially adding quartz powder and sodium tripolyphosphate, and continuously stirring for 90-120 min;

step two, continuously adding the iron oxide pigment into the container, continuously stirring for 40-50min, and then sending into a grinding machine for grinding for 4-5 h;

and step three, adding calcium carbonate into the ground slurry, stirring for 10-15min, adding bentonite, continuing to stir for 20-30min, adding n-octanol, stirring for 10-15min, and filtering to obtain the red paint.

Further, in the first step, the stirring speed is 140-; in the second step, the stirring speed is 180-200 r/min; in the third step, the stirring speed is 240-260 r/min.

Further, the defoaming agent is organic silicon.

Further, the curing agent is hexamethylenetetramine.

Further, the drying environment of the super glue layer in the second step is as follows: drying at 20-25 deg.C for more than 24 hr.

Further, the thickness of the red paint is 1-2 mm.

As can be seen from the above description of the present invention, compared with the prior art, the beneficial effects of the present invention are: coating a strong adhesive layer on the surface of granite, separating substances with poor granite surface stability from the granite together with tearing of the strong adhesive layer by utilizing the viscosity of the strong adhesive layer, forming a litchi surface on the granite surface, painting red paint on the litchi surface, polishing and polishing a convex part on the litchi surface, removing the red paint on the surface of the convex part, and finally forming the litchi surface which has alternate red and black colors and has certain brightness;

the super glue takes epoxy resin as a main raw material, the viscosity of the super glue can be improved by matching polyethylene glycol, sodium bicarbonate and 2, 5-dimethyl-2, 5-di (tert-butylperoxy) hexane, the stability of the super glue can be enhanced by matching stearic acid and dibutyl phthalate, and sodium pyrophosphate is used as a stabilizer to uniformly disperse all substances;

the red paint is prepared from acrylic emulsion, hydroxy acrylic resin and ethylene glycol as main raw materials, and the calcium carbonate, quartz powder and bentonite are matched to improve the cohesiveness of the red paint and granite, so that the red paint does not fall off for 15-20 years, the service life of the granite is prolonged, and the butyl acetate and the sodium tripolyphosphate can promote the dispersion and uniform mixing of all the substances.

Detailed Description

The invention is further described below by means of specific embodiments.

A manufacturing process of granite with a red and black litchi surface comprises the following steps:

coating a strong adhesive layer with the thickness of 1-2mm on the surface of the black granite;

secondly, drying the black granite coated with the strong adhesive layer at the temperature of 20-25 ℃ for more than 24 hours, and stripping the strong adhesive layer to form a litchi surface on the surface of the granite;

thirdly, coating red paint with the thickness of 1-2mm on the formed litchi surface;

and fourthly, after the red paint is dried, polishing and burnishing the convex part on the surface of the litchi surface, and removing the red paint on the surface of the convex part to form red and black litchi surfaces on the surface of the granite.

Specifically, the super glue layer comprises the following raw materials in parts by weight: 70-80 parts of epoxy resin, 15-20 parts of polyethylene glycol, 12-15 parts of sodium bicarbonate, 6-8 parts of stearic acid, 5-8 parts of dibutyl phthalate, 1-3 parts of sodium pyrophosphate, 1-2 parts of 2, 5-dimethyl-2, 5-di (tert-butylperoxy) hexane, 1-2 parts of organic silicon and 0.5-0.8 part of hexamethylenetetramine.

The red paint comprises the following raw materials in parts by weight: 25-35 parts of acrylic emulsion, 15-20 parts of hydroxyl acrylic resin, 15-18 parts of ethylene glycol, 10-15 parts of butyl acetate, 9-12 parts of calcium carbonate, 6-8 parts of quartz powder, 3-5 parts of bentonite, 1-3 parts of sodium tripolyphosphate, 1-2 parts of n-octanol and 3-5 parts of iron oxide red pigment.

The preparation process of the red paint comprises the following steps:

step one, adding acrylic emulsion, hydroxyl acrylic resin, ethylene glycol and butyl acetate into a container, stirring uniformly, then sequentially adding quartz powder and sodium tripolyphosphate, and continuously stirring for 90-120min at a stirring speed of 140-;

step two, continuously adding the iron oxide pigment into the container, continuously stirring for 40-50min at the stirring speed of 180-;

and step three, adding calcium carbonate into the ground slurry, stirring for 10-15min at the stirring speed of 240-260r/min, adding bentonite, continuing to stir for 20-30min, adding n-octanol, stirring for 10-15min, and filtering to obtain the red paint.