CN109306146A - A kind of educational toy and its production method - Google Patents
A kind of educational toy and its production method Download PDFInfo
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- CN109306146A CN109306146A CN201811072881.2A CN201811072881A CN109306146A CN 109306146 A CN109306146 A CN 109306146A CN 201811072881 A CN201811072881 A CN 201811072881A CN 109306146 A CN109306146 A CN 109306146A
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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
- C08L55/00—Compositions of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08L23/00 - C08L53/00
- C08L55/02—ABS [Acrylonitrile-Butadiene-Styrene] polymers
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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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four 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)
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Abstract
The invention discloses a kind of educational toy and its production methods, it is to be made to form by environment-friendly materials, and the environment-friendly materials include following parts by weight of component raw material: 70-100 parts of ABS resin, 10-30 parts of PP resin, 20-40 parts of filler, 1-4 parts of antioxidant, 1-3 parts of lubricant, 10-60 parts of acrylic resin, 4-10 parts of anti-wear agent, 8-20 parts of heat stabilizer.The present invention improves the material of educational toy, in toy manufacturing process, anti-wear agent and anti wrinkling agent are added in raw material, educational toy is set to possess high-intensitive wearability and toughness, also possess powerful guarantor's property type and restorative simultaneously, and bacteriostatic agent is added in the raw material of toy, the growth of bacterium can further be inhibited, so as to avoid the problem for jeopardizing children's torso health due to educational toy growth bacterium, the educational toy of the design is not only environmentally friendly, it is durable, and conformality is good, it is unlikely to deform, have the function of simultaneously antibacterial, certain medical support is provided to playing for children.
Description
Technical field
The present invention relates to educational toy technical field, specifically a kind of educational toy and its production method.
Background technique
Toy refers to the article that can be used to play, and plays with toys in human society usually by as a kind of side to teach through lively activities
Formula, toy are also possible to natural forms, are the unartificial thing of sand, stone, mud, branch etc., should broadly understood to toy,
It is not the thing played for people for being only limited to the street and selling, and all can playing, seeing, listening and touch things can be named
Toy, toy are suitble to children, are more suitable for the young and middle-aged and the old.It is the tool for opening wisdom skylight, makes people's wisdom clever,
Educational toy is also one of toy, as the term suggests educational toy is exactly the toy that can increase wisdom during object for appreciation.
Chinese patent discloses a kind of production technology (Authorization Notice No. CN104002413A) of Novel glue spreading toy, this is specially
Sharp technology produces simple, at low cost, good appearance.
Chinese patent discloses a kind of biodegradable plastics toy and its production method (Authorization Notice No.
CN1203118C), which it is good, free from environmental pollution to have the advantages that biodegradable effect, and because of its physical mechanical property
It is suitable with existing plastic toy, therefore also there is good product substitution.
Chinese patent discloses a kind of educational toy and realizes the method (Authorization Notice No. of educational toy human-computer interaction function
CN103566600B), which can recognize current placement state and exports corresponding human-computer interaction information, enhance intelligence development
The interest of toy.
Existing educational toy and its production method is combined to be analyzed according to above-mentioned three Chinese patent literatures, it is existing
In process of production, the preparation of raw material is incomplete for educational toy, so that the educational toy of production does not have during object for appreciation
There are preferable wearability and toughness, is easy to be broken and be worn, and the conformal ability of the educational toy produced is poor, once
It is squeezed or collides, be easy to happen deformation, and existing educational toy biocidal property is poor, be easy to produce the health of children
Raw harm, therefore, those skilled in the art provide a kind of educational toy and its production method, to solve in above-mentioned background technique
The problem of proposition.
Summary of the invention
The purpose of the present invention is to provide a kind of educational toy and its production methods, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of educational toy, it is made by environment-friendly materials
It forms, the environment-friendly materials include following parts by weight of component raw material: 70-100 parts of ABS resin, 10-30 parts of PP resin, filler
20-40 parts, 1-4 parts of antioxidant, 1-3 parts of lubricant, 10-60 parts of acrylic resin, 4-10 parts of anti-wear agent, heat stabilizer 8-20
Part, 5-15 parts of bacteriostatic agent, 2-8 parts of anti wrinkling agent.
As a further solution of the present invention: it is to be made to form by environment-friendly materials, and the environment-friendly materials include following heavy
Measure part component raw material: 80-90 parts of ABS resin, 15-25 parts of PP resin, 25-35 parts of filler, 2-3.5 parts of antioxidant, lubricant
1.5-2.5 parts, 20-40 parts of acrylic resin, 5-8 parts of anti-wear agent, 10-18 parts of heat stabilizer, 6-12 parts of bacteriostatic agent, anti wrinkling agent 4-
7 parts.
As further scheme of the invention: it is to be made to form by environment-friendly materials, and the environment-friendly materials include following
Parts by weight of component raw material: 85 parts of ABS resin, 20 parts of PP resin, 30 parts of filler, 3 parts of antioxidant, 2 parts of lubricant, polypropylene tree
30 parts of rouge, 6 parts of anti-wear agent, 10 parts of heat stabilizer, 8 parts of bacteriostatic agent, 5 parts of anti wrinkling agent.
As further scheme of the invention: the bacteriostatic agent is in cloves, lavender, rosemary, Salvia japonica and hundred
One of essential oils such as perfume (or spice) a variety of mix.
As further scheme of the invention: the anti-wear agent is by butadiene-styrene rubber and natural rubber with weight ratio 3:1
The mixture of composition.
As further scheme of the invention: the heat stabilizer is by calcium stearate and zinc stearate with molar ratio 2:
The mixture of 1 composition, the lubricant use stearic acid.
As the present invention further scheme: the anti wrinkling agent be by a variety of dihydric alcohols and aromatic binary carboxylic acid or its
The polyester that ester is generated through polycondensation, which is that raw material is obtained, to be formed.
A kind of above-mentioned educational toy and its production method, production method are following steps:
Step 1), feeding: by ABS resin, PP resin, filler, antioxidant, acrylic resin and the heat in above-mentioned raw materials
Stabilizer weighs certain component according to composition parts by weight, is then placed in batch mixer and is mixed, and the time is 30 minutes,
Until stirring evenly；
Step 2), mixing: the raw material of step 1) after mixing evenly is put into high speed mixer, and temperature is controlled in 100-
Within the scope of 150 DEG C, rotate clockwise high speed mixer 15 minutes, another mistake hour hands rotate 15 minutes, during which to high speed mixer
Lubricant, anti-wear agent, bacteriostatic agent and anti wrinkling agent are inside sequentially added, its uniform stirring is made；
Step 3), pretreatment: raw material obtained by step 2) is put into drying machine and carries out drying and processing, wherein drying machine
Using convolution hot air type, air quantity is 1800 cubes ms/h, and temperature is set between 150-180 DEG C, and the time is 3-4 hours；
Step 4), colloidal sol: carrying out colloidal sol for treated in step 3) raw material, and temperature is at 360-400 DEG C, time 30-
60 minutes；
Step 5), injection molding: the glue after dissolving in step 4) is injected in the mold of shape undetermined, and in 5-
It is placed 4-10 seconds under 10MPa pressure, then takes out, be put into dust free room and cooled down, to obtain finished product.
Compared with prior art, the beneficial effects of the present invention are: the present invention improves the material of educational toy,
In toy manufacturing process, it is added to anti-wear agent and anti wrinkling agent in raw material, educational toy on the one hand can be made to possess high intensity
Wearability and toughness, convenient for educational toy in use can wear-resistant, drop resistant, increase its service life, on the other hand make benefit
Intelligence toy possesses powerful guarantor's property type and restorative, is squeezed or touches in use convenient for educational toy when falling, can be more
Good recovery shape, further enhances its compression performance and toughness, and joined bacteriostatic agent in its production process, can
Bacterium is generated to avoid educational toy, because children contact toy for a long time, the bacterium of its growth can be stained on hand, therefore in toy
Raw material in add bacteriostatic agent, can further inhibit the growth of bacterium, so as to avoid due to educational toy breed bacterium
And the problem of jeopardizing the health of children, the educational toy of the design are not only environmentally friendly, and it is durable, and conformality is good, is not easy
Deformation, while having the function of antibacterial, certain medical support is provided to playing for children.
Detailed description of the invention
Fig. 1 is the composition composition schematic diagram of a kind of educational toy and its production method；
Fig. 2 is the flow diagram in a kind of educational toy and its production method.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1~2, in the embodiment of the present invention,
Embodiment 1:
A kind of educational toy, it is to be made to form by environment-friendly materials, and the environment-friendly materials include that following parts by weight of component is former
Material: 70-100 parts of ABS resin, 10-30 parts of PP resin, 20-40 parts of filler, 1-4 parts of antioxidant, 1-3 parts of lubricant, polypropylene
10-60 parts of resin, 4-10 parts of anti-wear agent, 8-20 parts of heat stabilizer, 5-15 parts of bacteriostatic agent, 2-8 parts of anti wrinkling agent.
Further, bacteriostatic agent is one of essential oils such as cloves, lavender, rosemary, Salvia japonica and thyme or more
Kind mixes.
Further, the mixture that anti-wear agent is made of butadiene-styrene rubber and natural rubber with weight ratio 3:1.
Further, the mixture that heat stabilizer is made of calcium stearate and zinc stearate with molar ratio 2:1, it is described
Lubricant uses stearic acid.
Further, anti wrinkling agent is the polyester generated by a variety of dihydric alcohols and aromatic binary carboxylic acid or its ester through polycondensation
It is made and forms for raw material.
Further, a kind of educational toy and its production method, production method are following steps:
Step 1), feeding: by ABS resin, PP resin, filler, antioxidant, acrylic resin and the heat in above-mentioned raw materials
Stabilizer weighs certain component according to composition parts by weight, is then placed in batch mixer and is mixed, and the time is 30 minutes,
Until stirring evenly；
Step 2), mixing: the raw material of step 1) after mixing evenly is put into high speed mixer, and temperature is controlled in 100-
Within the scope of 150 DEG C, rotate clockwise high speed mixer 15 minutes, another mistake hour hands rotate 15 minutes, during which to high speed mixer
Lubricant, anti-wear agent, bacteriostatic agent and anti wrinkling agent are inside sequentially added, its uniform stirring is made；
Step 3), pretreatment: raw material obtained by step 2) is put into drying machine and carries out drying and processing, wherein drying machine
Using convolution hot air type, air quantity is 1800 cubes ms/h, and temperature is set between 150-180 DEG C, and the time is 3-4 hours；
Step 4), colloidal sol: carrying out colloidal sol for treated in step 3) raw material, and temperature is at 360-400 DEG C, time 30-
60 minutes；
Step 5), injection molding: the glue after dissolving in step 4) is injected in the mold of shape undetermined, and in 5-
It is placed 4-10 seconds under 10MPa pressure, then takes out, be put into dust free room and cooled down, to obtain finished product.
Embodiment 2:
A kind of educational toy, it is to be made to form by environment-friendly materials, and the environment-friendly materials include that following parts by weight of component is former
Material: 80-90 parts of ABS resin, 15-25 parts of PP resin, 25-35 parts of filler, 2-3.5 parts of antioxidant, 1.5-2.5 parts of lubricant,
20-40 parts of acrylic resin, 5-8 parts of anti-wear agent, 10-18 parts of heat stabilizer, 6-12 parts of bacteriostatic agent, 4-7 parts of anti wrinkling agent.
Further, bacteriostatic agent is one of essential oils such as cloves, lavender, rosemary, Salvia japonica and thyme or more
Kind mixes.
Further, the mixture that anti-wear agent is made of butadiene-styrene rubber and natural rubber with weight ratio 3:1.
Further, the mixture that heat stabilizer is made of calcium stearate and zinc stearate with molar ratio 2:1, it is described
Lubricant uses stearic acid.
Further, anti wrinkling agent is the polyester generated by a variety of dihydric alcohols and aromatic binary carboxylic acid or its ester through polycondensation
It is made and forms for raw material.
Further, a kind of educational toy and its production method, production method are following steps:
Step 1), feeding: by ABS resin, PP resin, filler, antioxidant, acrylic resin and the heat in above-mentioned raw materials
Stabilizer weighs certain component according to composition parts by weight, is then placed in batch mixer and is mixed, and the time is 30 minutes,
Until stirring evenly；
Step 2), mixing: the raw material of step 1) after mixing evenly is put into high speed mixer, and temperature is controlled in 100-
Within the scope of 150 DEG C, rotate clockwise high speed mixer 15 minutes, another mistake hour hands rotate 15 minutes, during which to high speed mixer
Lubricant, anti-wear agent, bacteriostatic agent and anti wrinkling agent are inside sequentially added, its uniform stirring is made；
Step 3), pretreatment: raw material obtained by step 2) is put into drying machine and carries out drying and processing, wherein drying machine
Using convolution hot air type, air quantity is 1800 cubes ms/h, and temperature is set between 150-180 DEG C, and the time is 3-4 hours；
Step 4), colloidal sol: carrying out colloidal sol for treated in step 3) raw material, and temperature is at 360-400 DEG C, time 30-
60 minutes；
Step 5), injection molding: the glue after dissolving in step 4) is injected in the mold of shape undetermined, and in 5-
It is placed 4-10 seconds under 10MPa pressure, then takes out, be put into dust free room and cooled down, to obtain finished product.
Embodiment 3:
A kind of educational toy, it is to be made to form by environment-friendly materials, and the environment-friendly materials include that following parts by weight of component is former
Material: 85 parts of ABS resin, 20 parts of PP resin, 30 parts of filler, 3 parts of antioxidant, 2 parts of lubricant, 30 parts of acrylic resin, wear-resisting
6 parts of agent, 10 parts of heat stabilizer, 8 parts of bacteriostatic agent, 5 parts of anti wrinkling agent.
Further, bacteriostatic agent is one of essential oils such as cloves, lavender, rosemary, Salvia japonica and thyme or more
Kind mixes.
Further, the mixture that anti-wear agent is made of butadiene-styrene rubber and natural rubber with weight ratio 3:1.
Further, the mixture that heat stabilizer is made of calcium stearate and zinc stearate with molar ratio 2:1, it is described
Lubricant uses stearic acid.
Further, anti wrinkling agent is the polyester generated by a variety of dihydric alcohols and aromatic binary carboxylic acid or its ester through polycondensation
It is made and forms for raw material.
Further, a kind of educational toy and its production method, production method are following steps:
Step 1), feeding: by ABS resin, PP resin, filler, antioxidant, acrylic resin and the heat in above-mentioned raw materials
Stabilizer weighs certain component according to composition parts by weight, is then placed in batch mixer and is mixed, and the time is 30 minutes,
Until stirring evenly；
Step 2), mixing: the raw material of step 1) after mixing evenly is put into high speed mixer, and temperature is controlled in 100-
Within the scope of 150 DEG C, rotate clockwise high speed mixer 15 minutes, another mistake hour hands rotate 15 minutes, during which to high speed mixer
Lubricant, anti-wear agent, bacteriostatic agent and anti wrinkling agent are inside sequentially added, its uniform stirring is made；
Step 3), pretreatment: raw material obtained by step 2) is put into drying machine and carries out drying and processing, wherein drying machine
Using convolution hot air type, air quantity is 1800 cubes ms/h, and temperature is set between 150-180 DEG C, and the time is 3-4 hours；
Step 4), colloidal sol: carrying out colloidal sol for treated in step 3) raw material, and temperature is at 360-400 DEG C, time 30-
60 minutes；
Step 5), injection molding: the glue after dissolving in step 4) is injected in the mold of shape undetermined, and in 5-
It is placed 4-10 seconds under 10MPa pressure, then takes out, be put into dust free room and cooled down, to obtain finished product.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (8)
1. a kind of educational toy, which is characterized in that it is to be made to form by environment-friendly materials, and the environment-friendly materials include following weight
Part component raw material: 70-100 parts of ABS resin, 10-30 parts of PP resin, 20-40 parts of filler, 1-4 parts of antioxidant, lubricant 1-3
Part, 10-60 parts of acrylic resin, 4-10 parts of anti-wear agent, 8-20 parts of heat stabilizer, 5-15 parts of bacteriostatic agent, 2-8 parts of anti wrinkling agent.
2. a kind of educational toy according to claim 1, which is characterized in that it is to be made to form by environment-friendly materials, described
Environment-friendly materials include following parts by weight of component raw material: 80-90 parts of ABS resin, 25-35 parts of filler, resists 15-25 parts of PP resin
2-3.5 parts of oxygen agent, 1.5-2.5 parts of lubricant, 20-40 parts of acrylic resin, 5-8 parts of anti-wear agent, 10-18 parts of heat stabilizer, suppression
6-12 parts of microbial inoculum, 4-7 parts of anti wrinkling agent.
3. a kind of educational toy according to claim 1, which is characterized in that it is to be made to form by environment-friendly materials, described
Environment-friendly materials include following parts by weight of component raw material: 85 parts of ABS resin, 20 parts of PP resin, 30 parts of filler, 3 parts of antioxidant, profit
2 parts of lubrication prescription, 30 parts of acrylic resin, 6 parts of anti-wear agent, 10 parts of heat stabilizer, 8 parts of bacteriostatic agent, 5 parts of anti wrinkling agent.
4. a kind of educational toy according to claim 1, which is characterized in that the bacteriostatic agent is that cloves, lavender, fan change
One of essential oils such as fragrant, Salvia japonica and thyme a variety of mix.
5. a kind of educational toy according to claim 1, which is characterized in that the anti-wear agent is by butadiene-styrene rubber and natural
The mixture that rubber is formed with weight ratio 3:1.
6. a kind of educational toy according to claim 1, which is characterized in that the heat stabilizer is by calcium stearate and hard
The mixture that resin acid zinc is formed with molar ratio 2:1, the lubricant use stearic acid.
7. a kind of educational toy according to claim 1, which is characterized in that the anti wrinkling agent is by a variety of dihydric alcohols and virtue
The polyester that fragrant race's dicarboxylic acids or its ester are generated through polycondensation, which is that raw material is obtained, to be formed.
8. a kind of educational toy according to any one of claims 1-7 and its production method, which is characterized in that production
Method is following steps:
Step 1), feeding: by ABS resin, PP resin, filler, antioxidant, acrylic resin and the thermostabilization in above-mentioned raw materials
Agent weighs certain component according to composition parts by weight, is then placed in batch mixer and is mixed, and the time is 30 minutes, until
It stirs evenly；
Step 2), mixing: the raw material of step 1) after mixing evenly is put into high speed mixer, and temperature is controlled in 100-150
Within the scope of DEG C, rotate clockwise high speed mixer 15 minutes, another mistake hour hands rotate 15 minutes, during which into high speed mixer according to
Secondary addition lubricant, anti-wear agent, bacteriostatic agent and anti wrinkling agent, make its uniform stirring；
Step 3), pretreatment: raw material obtained by step 2) being put into drying machine and carries out drying and processing, and wherein drying machine uses
Circle round hot air type, and air quantity is 1800 cubes ms/h, and temperature is set between 150-180 DEG C, and the time is 3-4 hours；
Step 4), colloidal sol: by treated in step 3), raw material carries out colloidal sol, and for temperature at 360-400 DEG C, the time is 30-60 points
Clock；
Step 5), injection molding: the glue after dissolving in step 4) being injected in the mold of shape undetermined, and is pressed in 5-10MPa
It is lower placement 4-10 seconds strong, it then takes out, is put into dust free room and is cooled down, to obtain finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811072881.2A CN109306146A (en) | 2018-09-14 | 2018-09-14 | A kind of educational toy and its production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811072881.2A CN109306146A (en) | 2018-09-14 | 2018-09-14 | A kind of educational toy and its production method |
Publications (1)
| Publication Number | Publication Date |
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| CN109306146A true CN109306146A (en) | 2019-02-05 |
Family
ID=65224541
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| CN201811072881.2A Pending CN109306146A (en) | 2018-09-14 | 2018-09-14 | A kind of educational toy and its production method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111745886A (en) * | 2020-06-24 | 2020-10-09 | 赣县洪顺工艺厂 | Resin handheld processing technology |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88103667A (en) * | 1988-06-20 | 1988-12-07 | 邱石玉 | Contain volatile health effective ingredient soft tire toy manufacture method |
| CN104830015A (en) * | 2015-05-27 | 2015-08-12 | 东莞亲亲我实业有限公司 | High wear resistant environment-friendly intelligence toy and production method thereof |
-
2018
- 2018-09-14 CN CN201811072881.2A patent/CN109306146A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88103667A (en) * | 1988-06-20 | 1988-12-07 | 邱石玉 | Contain volatile health effective ingredient soft tire toy manufacture method |
| CN104830015A (en) * | 2015-05-27 | 2015-08-12 | 东莞亲亲我实业有限公司 | High wear resistant environment-friendly intelligence toy and production method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111745886A (en) * | 2020-06-24 | 2020-10-09 | 赣县洪顺工艺厂 | Resin handheld processing technology |
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Application publication date: 20190205 |
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