A high-temperature frosting process for glass bottles

Abstract

The invention discloses a high-temperature frosting process for glass bottles. The raw materials used in the method include, by weight, 43-47% polyurethane compound, 23-27% water, 16-20% toning powder, 6.5-8.5% acrylic acid solution, and 2.3%-3.1% industrial alcohol. The method obtains a finished product through frosting liquid preparation, spraying, melting and baking. The process operation of the method is simple, convenient, safe, and easy to implement. The frosting has strong adhesion and reliability, is environmentally friendly, does not cause environmental pollution, and can achieve a variety of frosting effects with different effects.

Description

Technical Field

[0001] The invention belongs to the field of deep processing of glass bottles, and specifically relates to the use of a high-temperature frosting technology in the deep processing of glass bottles, and in particular to the high-temperature frosting deep processing of red wine bottles. Background Art

[0002] In recent years, glass deep processing technology has been widely used in decorative space, adding icing on the cake to artistic glass technology. Glass frosting technology is a method of glass deep processing, which can increase the value of glass products.

[0003] There are many ways to achieve frosting effects. At present, glass frosting technology can be divided into three methods according to the raw materials of frosting: hydrofluoric acid method, frosting paste method and frosting powder method. The hydrofluoric acid method is unstable in operation and is easy to pollute the atmosphere in the air. In addition, hydrofluoric acid is harmful to the human body and will bring hidden dangers to the health of frosting operators and consumers. Frosting paste is mostly suitable for local frosting of glass products, but the frosting surface is prone to unevenness. The frosting powder method is the most mature and widely used method to date, but the frosting liquid is highly polluting, and the frosting wastewater after use is easy to cause environmental pollution.

[0004] In order to obtain a more reliable glass frosting technology and reduce the harm of frosting technology to the environment, it is necessary to develop a new glass frosting method to make glass frosting technology safer, more stable and more environmentally friendly. Summary of the invention

[0005] In order to solve the problems of reliability, safety and environmental protection of frosting technology, the present invention proposes a high-temperature frosting process method for glass bottles.

[0006] The technical solution of the present invention is a high-temperature frosting process for glass bottles, wherein the raw materials used in the method include, by weight, 43-47% polyurethane compound, 23-27% water, 16-20% color powder, 6.5-8.5% acrylic acid solution, and 2.3%-3.1% industrial alcohol;

[0007] The method obtains the finished product through the process of frosting liquid preparation, spraying and melting and baking.

[0008] Preferably, the main component of the toner powder includes 20-35% SiO 2 、45-65%Bi 2 O 3 , 0-10% glass pigment.

[0009] Preferably, the toning powder may also include K 2 O. Li 2 O、Al 2 O 3 , B2 O 3 , CaF 2 , MgO, CaO, BaO, SrO.

[0010] Preferably, the frosting liquid preparation process includes: preparing a frosting mother solution, preparing a frosting stock solution, and preparing a frosting liquid.

[0011] Preferably, the polyurethane compound, water and color powder are ground three times in a ratio of 1:45:32.2 to prepare a frosting mother solution; the frosting mother solution and the polyurethane compound are mixed again in a ratio of 1:1 to obtain a frosting stock solution; the frosting stock solution, acrylic acid solution and industrial alcohol are mixed in a ratio of 100:8:3 to obtain a frosting liquid.

[0012] Preferably, the polyurethane compound and water are mixed in a weight ratio of 1:45 to obtain a polyurethane solution; the polyurethane solution and the toning powder are mixed in a weight ratio of 10:7, and then ground three times to obtain a frosting mother solution; the frosting mother solution and the polyurethane solution are mixed in a weight ratio of 1:1 to obtain a frosting stock solution; the frosting stock solution, acrylic acid solution and industrial alcohol are mixed in a weight ratio of 100:8:3 to obtain a frosting liquid.

[0013] Preferably, the frosting liquid needs to be fully stirred for 10 minutes, filtered through a 200-300 mesh filter screen and reserved for spraying.

[0014] Preferably, the spraying process includes: when spraying the frosting liquid onto the glass bottle, using a spray gun with a large diameter of 1 mm to 2 mm, opening the atomization flow rate to the maximum for spraying.

[0015] Preferably, before melting and baking, the sprayed glass bottle needs to be passed through a 100° C. to 200° C. oven to fully evaporate the moisture on the surface of the glass bottle, and baked in the oven for 10 to 20 minutes.

[0016] Preferably, the melting and baking process includes: baking the frosted glass bottle after the water evaporates in an oven for 10 to 20 minutes, wherein the oven is set at a temperature of 575° C. to 585° C., so that the frosting liquid and the glass bottle are fully fused.

[0017] Preferably, the special equipment used in the method includes spraying equipment and melting equipment dedicated to frosted glass bottles.

[0018] Beneficial effects of the present invention: Compared with the prior art, the present invention has the following characteristics:

[0019] (1) The frosting process is simple, convenient, safe and easy to implement;

[0020] (2) The frosting effect is reliable, the frosting has strong adhesion, is not easy to separate from the main body, and the frosting layer is not easy to leave scratches and fingerprints;

[0021] (3) Environmentally friendly spraying is used during the frosting process to avoid environmental pollution caused by the traditional acid frosting method;

[0022] (4) Different frosting effects can be obtained by configuring frosting liquid according to needs;

[0023] (5) During the frosting process, the frosting liquid can be washed away to avoid losses caused by wrong spraying or uneven spraying.

[0024] It should be understood that the foregoing general description and the following detailed description are exemplary illustrations and explanations and should not be used as limitations on the content of the invention. DETAILED DESCRIPTION

[0025] By referring to the exemplary embodiments, the objects and functions of the present invention and the methods for achieving these objects and functions will be explained. However, the present invention is not limited to the exemplary embodiments disclosed below; it can be implemented in different forms. The essence of the description is only to help those skilled in the relevant art to comprehensively understand the specific details of the present invention.

[0026] Example 1

[0027] After preparing the raw materials with a total amount of 45.62% polyurethane compound, 25.92% water, 18.55% toning powder, 7.21% acrylic acid solution, and 2.7% industrial alcohol, a frosting liquid is obtained. Stir the frosting liquid for 10 minutes, filter it with a 200-mesh filter, and reserve it for spraying. Put the glass bottle to be frosted on the work pile, and spray the frosting liquid on the glass bottle with a 1mm large-caliber spray gun. When spraying, the atomization flow of the spray gun needs to be opened to the maximum. Pass the sprayed glass bottle through a 100℃ oven to fully evaporate the moisture on the surface of the bottle, and bake it at high temperature in the oven for 10 minutes. After the moisture evaporates, bake the frosted bottle in an oven for 10 minutes at a temperature of 582℃, so that the frosting powder and the glass bottle are fully integrated.

[0028] Among them, 25.92% of the water in this embodiment is warm water, and the temperature of the water is in the range of 20°C to 50°C.

[0029] The toning white powder of this embodiment is mainly composed of 30% SiO 2 、65%Bi 2 O 3 , 5% glass pigment.

[0030] The specific method for preparing the frosting liquid in this embodiment includes: grinding the polyurethane compound, water, and color powder at a ratio of 1:45:32.2 for 3 times to prepare a frosting mother liquid; mixing the frosting mother liquid with the polyurethane compound at a ratio of 1:1 again to obtain a frosting stock solution; and mixing the frosting stock solution, acrylic acid solution, and industrial alcohol at a ratio of 100:8:3 to obtain a frosting liquid.

[0031] The spraying equipment and melting equipment used in this embodiment are both special equipment dedicated to frosted glass bottles.

[0032] Example 2

[0033] After preparing the raw materials with a total amount of 45.62% polyurethane compound, 25.92% water, 18.55% toning powder, 7.21% acrylic acid solution, and 2.7% industrial alcohol, a frosting liquid is obtained. Stir the frosting liquid for 10 minutes, filter it with a 200-mesh filter, and reserve it for spraying. Put the glass bottle to be frosted on the work pile, and spray the frosting liquid on the glass bottle with a 1mm large-caliber spray gun. When spraying, the atomization flow of the spray gun needs to be opened to the maximum. Pass the sprayed glass bottle through a 100℃ oven to fully evaporate the moisture on the surface of the bottle, and bake it at high temperature in the oven for 10 minutes. After the moisture evaporates, bake the frosted bottle in an oven for 10 minutes at a temperature of 582℃, so that the frosting powder and the glass bottle are fully integrated.

[0034] Among them, 25.92% of the water in this embodiment is warm water, and the temperature of the water is in the range of 20°C to 50°C.

[0035] The toning white powder of this embodiment is composed of 30% SiO 2 、50%Bi 2 O 3 , 10% glass pigment and 10% K 2 O. Li 2 O、Al 2 O 3 , B 2 O 3 , CaF 2 , MgO, CaO, BaO, SrO.

[0036] The specific method for preparing the frosting liquid in this embodiment includes: mixing the polyurethane compound and water in a weight ratio of 1:45 to obtain a polyurethane solution; mixing the polyurethane solution and the toning powder in a weight ratio of 10:7, and then grinding three times to obtain a frosting mother liquid; mixing the frosting mother liquid and the polyurethane solution in a weight ratio of 1:1 to obtain a frosting stock solution; mixing the frosting stock solution, acrylic acid solution and industrial alcohol in a weight ratio of 100:8:3 to obtain a frosting liquid.

[0037] Example 3

[0038] After preparing the raw materials with a total amount of 46% polyurethane compound, 25% water, 18.5% toning powder, 7.3% acrylic acid solution, and 3.2% industrial alcohol, a frosting liquid is obtained. Stir the frosting liquid for 10 minutes, filter it with a 200-mesh filter, and reserve it for spraying. Put the glass bottle to be frosted on the work pile, and spray the frosting liquid on the glass bottle with a 1mm large-caliber spray gun. When spraying, the atomization flow of the spray gun needs to be opened to the maximum. Pass the sprayed glass bottle through a 100℃ oven to fully evaporate the moisture on the surface of the glass bottle, and bake it at high temperature in the oven for 10 minutes. Bake the frosted bottle after the moisture evaporates in the oven for 10 minutes at a temperature of 579℃, so that the frosting powder and the glass bottle are fully integrated.

[0039] Among them, 25.92% of the water in this embodiment is warm water, and the temperature of the water is in the range of 20°C to 50°C.

[0040] The toning white powder of this embodiment is mainly composed of 25% SiO 2 、60%Bi 2 O 3 , 10% glass pigment.

[0041] The specific method for preparing the frosting liquid in this embodiment includes: grinding the polyurethane compound, water, and color powder at a ratio of 1:45:32.2 for 3 times to prepare a frosting mother liquid; mixing the frosting mother liquid with the polyurethane compound at a ratio of 1:1 again to obtain a frosting stock solution; and mixing the frosting stock solution, acrylic acid solution, and industrial alcohol at a ratio of 100:8:3 to obtain a frosting liquid.

[0042] The spraying equipment and melting equipment used in this embodiment are both special equipment dedicated to frosted glass bottles.

[0043] Example 4

[0044] After preparing the raw materials with a total amount of 45% polyurethane compound, 26% water, 18% toning powder, 7.1% acrylic acid solution, and 3.9% industrial alcohol, a frosting liquid is obtained. Stir the frosting liquid for 10 minutes, filter it with a 200-mesh filter, and reserve it for spraying. Put the glass bottle to be frosted on the work pile, and spray the frosting liquid on the glass bottle with a 1mm large-caliber spray gun. When spraying, the atomization flow of the spray gun needs to be opened to the maximum. Pass the sprayed glass bottle through a 100℃ oven to fully evaporate the moisture on the surface of the bottle, and bake it at high temperature in the oven for 10 minutes. Bake the frosted bottle after the moisture evaporates in the oven for 10 minutes at a temperature of 585℃, so that the frosting powder and the glass bottle are fully integrated.

[0045] Among them, 25.92% of the water in this embodiment is warm water, and the temperature of the water is in the range of 20°C to 50°C.

[0046] The toning white powder of this embodiment is composed of 25% SiO 2 、60%Bi 2 O 3 , 10% glass pigment and 5% K 2 O. Li 2 O、Al 2 O 3 , B 2 O 3 , CaF 2 , MgO, CaO, BaO, SrO.

[0047] The specific method for preparing the frosting liquid in this embodiment includes: grinding the polyurethane compound, water, and color powder at a ratio of 1:45:32.2 for 3 times to prepare a frosting mother liquid; mixing the frosting mother liquid with the polyurethane compound at a ratio of 1:1 again to obtain a frosting stock solution; and mixing the frosting stock solution, acrylic acid solution, and industrial alcohol at a ratio of 100:8:3 to obtain a frosting liquid.

[0048] The spraying equipment and melting equipment used in this embodiment are both special equipment dedicated to frosted glass bottles.

[0049] The above four embodiments are only part of the embodiments of the present invention, not all of the embodiments, and cannot be understood as limiting the scope of the present invention. It should be pointed out that for ordinary technicians in this field, any technical, principle and process improvements made without departing from the technical background of the present invention are within the scope of protection of the present invention.

[0050] Other embodiments of the present invention will be readily apparent to those skilled in the art from the description and practice of the invention disclosed herein. The description and embodiments are to be considered exemplary only, and the true scope and spirit of the present invention are to be limited by the claims.

Claims

1. A high-temperature frosting method for glass bottles, wherein the raw materials used in the method are mixed according to a weight ratio include: 43-47% polyurethane compound, 23-27% water, 16-20% color powder, 6.5-8.5% acrylic acid solution, 2.3%-3.1% industrial alcohol; the main components of the color powder include 20-35% SiO 2 、45-65%Bi 2 O 3 , 0-10% glass pigment; The method obtains the finished product through the process of frosting liquid preparation, spraying and melting and baking.

2. The high temperature frosting method for glass bottles according to claim 1, It is characterized in that The toning powder also includes K 2 O. Li 2 O、Al 2 O 3 , B 2 O 3 , CaF 2 , MgO, CaO, BaO, SrO.

3. The high temperature frosting method for glass bottles according to claim 1, It is characterized in that The frosting liquid preparation process comprises: preparing a frosting mother liquid, preparing a frosting stock liquid, and preparing a frosting liquid.

4. The high temperature frosting method for glass bottles according to claim 1 or 3, It is characterized in that The polyurethane compound, water and color powder are ground three times in a ratio of 1:45:32.2 to prepare a frosting mother solution; the frosting mother solution and the polyurethane compound are mixed again in a ratio of 1:1 to obtain a frosting stock solution; the frosting stock solution, acrylic acid solution and industrial alcohol are mixed in a ratio of 100:8:3 to obtain a frosting liquid.

5. The high temperature frosting method for glass bottles according to claim 3, It is characterized in that The frosting liquid needs to be fully stirred for 10 minutes, filtered through a 200-300 mesh filter screen and reserved for spraying.

6. The high temperature frosting method for glass bottles according to claim 1, It is characterized in that The spraying process comprises: when spraying frosting liquid onto the glass bottle, using a spray gun with a large diameter of 1 mm to 2 mm, opening the atomization flow rate to the maximum for spraying.

7. The high temperature frosting method for glass bottles according to claim 1, It is characterized in that Before melting and baking, the sprayed glass bottle needs to be passed through a 100°C to 200°C oven to fully evaporate the moisture on the surface of the glass bottle, and then baked in the oven for 10 to 20 minutes.

8. The high temperature frosting method for glass bottles according to claim 1, It is characterized in that The melting and baking process comprises: baking the frosted glass bottle after the water is evaporated in an oven for 10 to 20 minutes, wherein the oven is set at a temperature of 575° C. to 585° C. so that the frosting liquid and the glass bottle are fully fused.