CN111534045A - Ceramic powder melamine resin and preparation method thereof - Google Patents
Ceramic powder melamine resin and preparation method thereof Download PDFInfo
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- CN111534045A CN111534045A CN202010508692.6A CN202010508692A CN111534045A CN 111534045 A CN111534045 A CN 111534045A CN 202010508692 A CN202010508692 A CN 202010508692A CN 111534045 A CN111534045 A CN 111534045A
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- ceramic powder
- melamine resin
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- melamine
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
- C08L61/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08L61/26—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
- C08L61/28—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/005—Additives being defined by their particle size in general
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/06—Biodegradable
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a ceramic powder melamine resin, which comprises the following raw materials in percentage by mass: 30-40% of melamine-formaldehyde resin prepolymer, 5-10% of paper pulp, 15-50% of ceramic powder, 0.5-1.0% of curing agent and 1-2% of flow agent. The ceramic powder melamine resin and the preparation method thereof are adopted, so that the cost of materials is reduced, the product characteristics are improved, and the waste is recycled in an environment-friendly manner.
Description
Technical Field
The invention relates to the technical field of preparation of melamine resin, in particular to ceramic powder melamine resin and a preparation method thereof.
Background
The melamine resin has the advantages of no toxicity, no odor, impact resistance, corrosion resistance, high and low part resistance, compact structure, difficult breakage and good durability, so the melamine resin is often used as a material for manufacturing tableware. The melamine resin is thermosetting plastic with a high-molecular crosslinking structure, the hardness is poor, the weight is too light, the plastic feeling is too strong, and the use scene is only a low-grade fast food market.
The ceramic product is one of the main daily products in the world, along with the change of living habits of people and the improvement of living water quality of people, the consumption of the ceramic is increased every year, only 85 good products and 15 waste products are produced for every 100 ceramic products, the stock of the waste products is huge, and the common method for pre-treating waste ceramic at present is landfill, so that huge waste of resources and energy is caused. Because the ceramic is not degraded, the environmental pollution is easily caused. The ceramic powder made by processing the ceramic waste has high hardness, smoothness, water-resisting property, heat-insulating property and heat-insulating property, and the powdery ceramic powder solves the block pollution of the waste ceramic. The ceramic material is added into the melamine resin, so that the density of the melamine, the handfeel of the melamine product, the smoothness of the melamine, the practicability of the product with heat insulation effect and the like can be improved, and the cost of the lining material can be reduced by adding the ceramic material into the melamine resin.
Disclosure of Invention
The invention aims to provide a ceramic powder melamine resin and a preparation method thereof, which reduce the cost of materials, improve the product characteristics and recycle wastes in an environment-friendly way.
In order to achieve the purpose, the invention provides a ceramic powder melamine resin which comprises the following raw materials in percentage by mass: 30-40% of melamine-formaldehyde resin prepolymer, 5-10% of paper pulp, 15-50% of ceramic powder, 0.5-1.0% of curing agent and 1-2% of flow agent.
Preferably, the ceramic powder melamine resin comprises the following raw materials in percentage by mass: 30.1-39.9% of melamine-formaldehyde resin prepolymer, 5.1-9.9% of paper pulp, 15.1-49.9% of ceramic powder, 0.55-0.95% of curing agent and 0.12-1.98% of flow agent.
Preferably, the curing agent is one or more of phthalic anhydride, sulfamic acid ammonia or ethanolamine sulfate.
Preferably, the flow agent is polyethylene glycol with a molecular weight between 1000-8000.
Preferably, the particle size of the ceramic powder is 400-1200 meshes.
A preparation method of ceramic powder melamine resin comprises the following steps:
s1, batching: weighing the raw materials according to the component ratio;
s2, pretreatment of ceramic powder: firstly, dividing waste ceramics into plain porcelain and colored porcelain, washing the waste ceramics to remove dust and impurities on the surface of the waste ceramics, drying the washed waste ceramics, grinding and sieving the washed waste ceramics in a grinder to obtain 1200-mesh ceramic powder with the particle size of 400-plus-one-screen ceramic;
s3, mixing: putting the melamine-formaldehyde resin prepolymer, paper pulp, a curing agent and a flowing agent into a container, mixing and stirring for 20-60 minutes, then putting the container into a dryer with the temperature of 70-80 ℃ for drying, putting the dried mixture and ceramic powder into a ball mill for ball milling for 5-7 hours to obtain ceramic melamine resin powder;
s4, molding: and (3) placing the ceramic melamine resin powder into an injection molding machine for molding, or placing the ceramic melamine resin powder into an extruder for molding after heating and preheating.
Preferably, in the step S2, the drying temperature of the waste porcelain is 80-90 ℃, the drying time is 4-6 hours, and the water content of the dried waste porcelain is lower than 40%.
Therefore, the ceramic powder melamine resin and the preparation method thereof have the following beneficial effects:
(1) the ceramic powder and the paper pulp are added into the melamine-formaldehyde resin prepolymer, so that the using amount of melamine resin can be reduced, the cost of the material is reduced, the good hardness of the ceramic powder is added, the plasticity of the melamine is added, the daily necessities paper pulp which has ceramic-like performance and can be randomly changed in shape can be manufactured into a degradable material, the degradable effect of the melamine is improved, and the ceramic powder is an environment-friendly material with waste recycling, so that the environment-friendly effect of the product is improved.
(2) The waste ceramic products are recycled to be made into ceramic powder, so that the environment-friendly goal of social development is followed, the landfill of wastes and the environmental pollution of lumps of waste materials are reduced, the waste pollution problem of the social ceramic industry is solved, and the ceramic powder is used for encrypting amine to be made into products, so that the goals of waste recycling, energy conservation and emission reduction are achieved.
The technical solution of the present invention is further described in detail by the following examples.
Detailed Description
The embodiments of the present invention will be further explained below.
The invention provides a ceramic powder melamine resin which comprises the following raw materials in percentage by mass: 30-40% of melamine-formaldehyde resin prepolymer, 5-10% of paper pulp, 15-50% of ceramic powder, 0.5-1.0% of curing agent and 1-2% of flow agent. The curing agent is one or more of phthalic anhydride, sulfamic acid ammonia or sulfuric acid ethanolamine. The flow agent is polyethylene glycol with the molecular weight of 1000-8000, liquid, paste or solid polyethylene glycol can meet the requirement, and the polyethylene glycol has good lubricity, moisture retention, dispersibility and cohesiveness, and can improve the connection strength between the ceramic powder and the melamine-formaldehyde resin prepolymerization. The grain diameter of the ceramic powder is 400-1200 meshes.
A preparation method of ceramic powder melamine resin comprises the following steps:
s1, batching: weighing the raw materials according to the component ratio.
S2, pretreatment of ceramic powder: firstly, dividing waste ceramics into plain porcelain and colored porcelain, washing the waste ceramics to remove dust and impurities on the surface of the waste ceramics, drying the washed waste ceramics, grinding and sieving the washed waste ceramics in a grinder to obtain 1200-mesh ceramic powder with the particle size of 400-plus-one-screen ceramic; the drying temperature of the waste porcelain is 80-90 ℃, the drying time is 4-6 hours, and the water content of the dried waste porcelain is lower than 40%.
S3, mixing: putting the melamine-formaldehyde resin prepolymer, paper pulp, a curing agent and a flowing agent into a container, mixing and stirring for 20-60 minutes, then putting into a dryer with the temperature of 70-80 ℃ for drying, putting the dried mixture and ceramic powder into a ball mill for ball milling for 5-7 hours, and obtaining the ceramic melamine resin powder.
S4, molding: and (3) placing the ceramic melamine resin powder into an injection molding machine for molding, or placing the ceramic melamine resin powder into an extruder for molding after heating and preheating.
Examples
The ceramic powder melamine resin comprises the following raw materials in percentage by mass: 30.1-39.9% of melamine-formaldehyde resin prepolymer, 5.1-9.9% of paper pulp, 15.1-49.9% of ceramic powder, 0.55-0.95% of curing agent and 0.12-1.98% of flow agent.
The preparation method of the ceramic melamine resin comprises the following steps:
s1, batching: weighing the raw materials according to the mixture ratio.
S2, pretreatment of ceramic powder: firstly, dividing waste ceramics into a plurality of categories such as plain porcelain, colored porcelain and the like, washing the waste ceramics to remove dust and impurities on the surface of the waste ceramics, and drying the washed waste ceramics at the drying temperature of 80-90 ℃ for 4-6 hours; and (3) putting the dried waste porcelain with the water content lower than 40% into a grinder for grinding and sieving to obtain the ceramic powder with the particle size of 400-1200 meshes.
S3, mixing: putting the melamine-formaldehyde resin prepolymer, paper pulp, a curing agent and a flowing agent into a container, mixing and stirring for 20-60 minutes, and then putting into a dryer with the temperature of 70-80 ℃ for drying; and then putting the dried mixture and the ceramic powder into a ball mill for ball milling for 5-7 hours to obtain the ceramic melamine resin powder.
S4, molding: and (3) placing the ceramic melamine powder into an injection molding machine for molding, or placing the ceramic melamine powder into an extruder for molding after heating and preheating.
The hardness of the product produced by adopting the component proportion and the preparation method reaches more than 2H, the degradability reaches more than 70 percent, and the undegraded part is environment-friendly ceramic powder, so that the product has the advantages of higher surface hardness, higher impact strength than that of fired ceramics and more environment friendliness.
Therefore, the ceramic powder melamine resin and the preparation method thereof are adopted, so that the material cost is reduced, the product characteristics are improved, and the waste is recycled in an environment-friendly manner.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the invention without departing from the spirit and scope of the invention.
Claims (7)
1. The ceramic powder melamine resin is characterized by comprising the following raw materials in percentage by mass: 30-40% of melamine-formaldehyde resin prepolymer, 5-10% of paper pulp, 15-50% of ceramic powder, 0.5-1.0% of curing agent and 1-2% of flow agent.
2. The ceramic powder melamine resin according to claim 1, wherein the ceramic powder melamine resin comprises the following raw materials in percentage by mass: 30.1-39.9% of melamine-formaldehyde resin prepolymer, 5.1-9.9% of paper pulp, 15.1-49.9% of ceramic powder, 0.55-0.95% of curing agent and 0.12-1.98% of flow agent.
3. A ceramic powder melamine resin according to claim 2, wherein: the curing agent is one or more of phthalic anhydride, sulfamic acid ammonia or ethanolamine sulfate.
4. A ceramic powder melamine resin according to claim 2, wherein: the flow agent is polyethylene glycol with the molecular weight of 1000-8000.
5. A ceramic powder melamine resin according to claim 2, wherein: the particle size of the ceramic powder is 400-1200 meshes.
6. A method for preparing a ceramic powder melamine resin according to any one of claims 1 to 5, comprising the steps of:
s1, batching: weighing the raw materials according to the component ratio;
s2, pretreatment of ceramic powder: firstly, dividing waste ceramics into plain porcelain and colored porcelain, washing the waste ceramics to remove dust and impurities on the surface of the waste ceramics, drying the washed waste ceramics, grinding and sieving the washed waste ceramics in a grinder to obtain 1200-mesh ceramic powder with the particle size of 400-plus-one-screen ceramic;
s3, mixing: putting the melamine-formaldehyde resin prepolymer, paper pulp, a curing agent and a flowing agent into a container, mixing and stirring for 20-60 minutes, then putting the container into a dryer with the temperature of 70-80 ℃ for drying, putting the dried mixture and ceramic powder into a ball mill for ball milling for 5-7 hours to obtain ceramic melamine resin powder;
s4, molding: and (3) placing the ceramic melamine resin powder into an injection molding machine for molding, or placing the ceramic melamine resin powder into an extruder for molding after heating and preheating.
7. The method for producing a ceramic powder melamine resin according to claim 6, characterized in that: in the step S2, the drying temperature of the waste porcelain is 80-90 ℃, the drying time is 4-6 hours, and the water content of the dried waste porcelain is lower than 40%.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010508692.6A CN111534045A (en) | 2020-06-06 | 2020-06-06 | Ceramic powder melamine resin and preparation method thereof |
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| CN202010508692.6A CN111534045A (en) | 2020-06-06 | 2020-06-06 | Ceramic powder melamine resin and preparation method thereof |
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| CN111534045A true CN111534045A (en) | 2020-08-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112250991A (en) * | 2020-10-20 | 2021-01-22 | 广东和丰创美新型材料有限公司 | Paint-free multifunctional permeable thermosetting nano resin applied to floors and household decoration panels and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101654542A (en) * | 2009-09-16 | 2010-02-24 | 浙江万安塑料有限公司 | High-temperature resistant porcelain imitation material and production method thereof |
| CN105038120A (en) * | 2015-07-30 | 2015-11-11 | 德清县联诚氨基塑料制品有限公司 | Melamine resin |
| CN106700415A (en) * | 2017-01-03 | 2017-05-24 | 浙江工业大学 | High-toughness melamine resin and preparing method thereof |
| CN109401189A (en) * | 2018-10-27 | 2019-03-01 | 东莞唛铂纳米科技有限公司 | A kind of antibacterial jade porcelain powder and its manufacturing process |
| CN110204856A (en) * | 2019-07-05 | 2019-09-06 | 咖法科技(上海)有限公司 | A kind of coffee grounds melamine resin and preparation method thereof |
-
2020
- 2020-06-06 CN CN202010508692.6A patent/CN111534045A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101654542A (en) * | 2009-09-16 | 2010-02-24 | 浙江万安塑料有限公司 | High-temperature resistant porcelain imitation material and production method thereof |
| CN105038120A (en) * | 2015-07-30 | 2015-11-11 | 德清县联诚氨基塑料制品有限公司 | Melamine resin |
| CN106700415A (en) * | 2017-01-03 | 2017-05-24 | 浙江工业大学 | High-toughness melamine resin and preparing method thereof |
| CN109401189A (en) * | 2018-10-27 | 2019-03-01 | 东莞唛铂纳米科技有限公司 | A kind of antibacterial jade porcelain powder and its manufacturing process |
| CN110204856A (en) * | 2019-07-05 | 2019-09-06 | 咖法科技(上海)有限公司 | A kind of coffee grounds melamine resin and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112250991A (en) * | 2020-10-20 | 2021-01-22 | 广东和丰创美新型材料有限公司 | Paint-free multifunctional permeable thermosetting nano resin applied to floors and household decoration panels and preparation method thereof |
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