CN106496795B - A kind of plastic bottle closure and its production technology - Google Patents
A kind of plastic bottle closure and its production technology Download PDFInfo
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- CN106496795B CN106496795B CN201611008128.8A CN201611008128A CN106496795B CN 106496795 B CN106496795 B CN 106496795B CN 201611008128 A CN201611008128 A CN 201611008128A CN 106496795 B CN106496795 B CN 106496795B
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
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- 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
- C08K5/00—Use of organic ingredients
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08K5/20—Carboxylic acid amides
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- 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
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- C08K5/54—Silicon-containing compounds
- C08K5/544—Silicon-containing compounds containing nitrogen
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/10—Applications used for bottles
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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- C08L2207/06—Properties of polyethylene
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Abstract
The present invention relates to bottle cap technical fields, more particularly to a kind of plastic bottle closure and its production technology, the plastic bottle closure, is molded by mixed plastic particles, and mixed plastic particles are made of following component: plastics, four butyl ester of stannic acid, water, silane coupling agent, catalyst and dispersing agent.The plastic bottle closure being molded by mixed plastic particles of the invention, it can be 200 DEG C of heatproof, therefore, plastic bottle closure of the invention carries out high-temperature sterilization after being suitable for filling food, have the advantages that high-temperature resistant result is good, in high-temperature sterilization process, it is not easy to deform, and then guarantee the sealing performance of plastic bottle closure, substantially reduce product defect rate.The production technology of the plastic bottle closure has simple process, and production cost is low, and can be suitable for the characteristics of being mass produced.
Description
Technical field
The present invention relates to bottle cap technical fields, and in particular to a kind of plastic bottle closure and its production technology.
Background technique
Currently, plastic bottle closure is widely used in food service industry, plastic bottle closure and bottle body cooperation are used for loading of pieces,
In the processing of filling food, after usually getting well food filling, need to carry out high-temperature sterilization, so that food product can be grown
Time saves and never degenerates.In to the process for carrying out high-temperature sterilization with food of the bottle filling after good, the temperature of high-temperature sterilization
Usually 121 DEG C, the time of high-temperature sterilization is usually 15 minutes ~ 30 minutes.
However, the usual non-refractory of plastic bottle closure in the prior art or effect resistant to high temperature are bad, this kind of bottle cap exists
It in the process of high-temperature sterilization, easily deforms, to influence the sealing performance of bottle cap, causes product defect rate height.
Summary of the invention
It is an object of the present invention in view of the deficiencies of the prior art, provide a kind of high temperature resistant, be unlikely to deform and seal
The good plastic bottle closure of property.
The second object of the present invention is to provide a kind of production technology of plastic bottle closure in view of the deficiencies of the prior art.
One of to achieve the goals above, the present invention adopts the following technical scheme:
A kind of plastic bottle closure is provided, is molded by mixed plastic particles, the mixed plastic particles are by following parts by weight
Several components are made:
80 parts ~ 100 parts of plastics
20 parts ~ 30 parts of four butyl ester of stannic acid
5 parts ~ 8 parts of water
5 parts ~ 10 parts of silane coupling agent
0.5 part ~ 2 parts of catalyst
3 parts ~ 7 parts of dispersing agent.
Preferably, the mixed plastic particles are made of the component of following parts by weight:
90 parts of plastics
25 parts of four butyl ester of stannic acid
6 parts of water
8 parts of silane coupling agent
1 part of catalyst
5 parts of dispersing agent.
The plastics are PP plastics, HDPE plastic, PET plastic, PC plastic or ABS plastic.
The silane coupling agent is γ-(the third oxygen of 2,3- epoxy) three ethoxy of propyl trimethoxy silicane or γ-aminopropyl
Base silane.
The catalyst is sodium hydroxide solution or potassium hydroxide solution.
The molar concentration of the sodium hydroxide solution is 1mol/L ~ 3mol/L, the molar concentration of the potassium hydroxide solution
For 1mol/L ~ 3mol/L.
The dispersing agent is polyethylene wax or stearmide.
To achieve the goals above two, the present invention adopts the following technical scheme:
A kind of production technology of plastic bottle closure is provided, it the following steps are included:
The first step, the preparation of mixed plastic particles, comprising the following steps:
Four butyl ester of stannic acid and silane coupling agent of formula ratio are sufficiently mixed uniformly, obtain mixture by step 1；
Step 2 is heated to certain temperature to the mixture that step 1 obtains, then while stirring into the mixture
The water and catalyst of formula ratio is added, after a certain period of time, reaction product is made in reaction；
Step 3, after the plastic molting of formula ratio, by reaction product made from the dispersing agent of formula ratio and step 2
It is added in the plastics of molten state, then merges at a certain temperature, then carry out tie rod, cooling and cut off operation, be made
Mixed plastic particles；
Second step forms mixed plastic particles obtained in the first step through injection molding machine injection molding pressing mold at a certain temperature,
Obtain the plastic bottle closure.
In above-mentioned technical proposal, two the step of the first step in, 60 DEG C ~ 80 are heated to the mixture that step 1 obtains
DEG C, the catalyst of formula ratio is then added into the mixture while stirring, after reacting 10min ~ 20min, reaction life is made
At object.
In above-mentioned technical proposal, three the step of the first step in, fusion temperature is 200 DEG C~250 DEG C；
In the second step, mixed plastic particles obtained in the first step are molded at 220 DEG C ~ 260 DEG C through injection molding machine
Pressing mold molding.
Compared with prior art, beneficial effect is the present invention:
(1) a kind of plastic bottle closure provided by the invention, is molded, mixed plastic particles are by following by mixed plastic particles
Component is made: plastics, four butyl ester of stannic acid, water, silane coupling agent, catalyst and dispersing agent.By mixed plastic particles of the invention
The plastic bottle closure being molded, can be 200 DEG C of heatproof, and therefore, plastic bottle closure of the invention carries out height after being suitable for filling food
Temperature sterilizing, has the advantages that high-temperature resistant result is good, in high-temperature sterilization process, it is not easy to deform, and then guarantee plastic bottle
The sealing performance of lid, substantially reduces product defect rate.
(2) production technology of a kind of plastic bottle closure provided by the invention, after four butyl ester of stannic acid and silane coupling agent are mixed,
Under the action of water and catalyst, by graft reaction, so that the tin atom in four butyl ester of stannic acid is coupled in silane coupling agent,
Reaction product is made, then again disperses the reaction product in the plastics under molten state under the action of dispersing agent,
And then mixed plastic particles are made, then be molded into plastic bottle closure by mixed plastic particles, plastic bottle closure made from the production technology,
Have the advantages that high-temperature resistant result is good, in high-temperature sterilization process, it is not easy to deform, and then guarantee the sealing of plastic bottle closure
Performance substantially reduces product defect rate.
(3) production technology of a kind of plastic bottle closure provided by the invention has simple process, and production cost is low, and can
The characteristics of suitable for being mass produced.
Specific embodiment
In order to which the technical problems, technical solutions and beneficial effects solved by the present invention is more clearly understood, below in conjunction with
Embodiment, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used to explain
The present invention is not intended to limit the present invention.
Embodiment 1.
A kind of plastic bottle closure, is molded by mixed plastic particles, wherein mixed plastic particles are by following parts by weight
Component is made:
90 parts of plastics
25 parts of four butyl ester of stannic acid
6 parts of water
8 parts of silane coupling agent
1 part of catalyst
5 parts of dispersing agent.
In the present embodiment, plastics are PP plastics.
In the present embodiment, silane coupling agent is γ-(2,3- the third oxygen of epoxy) propyl trimethoxy silicane.
In the present embodiment, catalyst is sodium hydroxide solution.
In the present embodiment, the molar concentration of sodium hydroxide solution is 2mol/L.
In the present embodiment, dispersing agent is polyethylene wax.
A kind of production technology of above-mentioned plastic bottle closure, it the following steps are included:
The first step, the preparation of mixed plastic particles, comprising the following steps:
Four butyl ester of stannic acid and silane coupling agent of formula ratio are sufficiently mixed uniformly, obtain mixture by step 1；
Step 2 is heated to 70 DEG C to the mixture that step 1 obtains, is then added while stirring into the mixture
After reacting 15min, reaction product is made in the water and catalyst of formula ratio；
Step 3, after the plastic molting of formula ratio, by reaction product made from the dispersing agent of formula ratio and step 2
It is added in the plastics of molten state, is then merged at 230 DEG C, then carry out tie rod, cooling and cut off operation, mixing is made
Plastic grain；
Second step makes mixed plastic particles obtained in the first step at 240 DEG C through injection molding machine injection molding pressing mold molding
Obtain the plastic bottle closure.
A kind of plastic bottle closure of the present embodiment, is molded by mixed plastic particles, and mixed plastic particles are by following component
It is made: plastics, four butyl ester of stannic acid, silane coupling agent, catalyst and dispersing agent.By the mixed plastic particles injection molding of the present embodiment
At plastic bottle closure, can be 200 DEG C of heatproof, therefore, the plastic bottle closure of the present embodiment goes out suitable for carrying out high temperature after filling food
Bacterium has the advantages that high-temperature resistant result is good, in high-temperature sterilization process, it is not easy to deform, and then guarantee plastic bottle closure
Sealing performance substantially reduces product defect rate.
Embodiment 2.
A kind of plastic bottle closure, is molded by mixed plastic particles, wherein mixed plastic particles are by following parts by weight
Component is made:
80 parts of plastics
30 parts of four butyl ester of stannic acid
8 parts of water
10 parts of silane coupling agent
2 parts of catalyst
3 parts of dispersing agent.
In the present embodiment, plastics are HDPE plastic.
In the present embodiment, silane coupling agent is γ-aminopropyl triethoxysilane.
In the present embodiment, catalyst is sodium hydroxide solution.
In the present embodiment, the molar concentration of sodium hydroxide solution is 1mol/L.
In the present embodiment, dispersing agent is stearmide.
A kind of production technology of above-mentioned plastic bottle closure, it the following steps are included:
The first step, the preparation of mixed plastic particles, comprising the following steps:
Four butyl ester of stannic acid and silane coupling agent of formula ratio are sufficiently mixed uniformly, obtain mixture by step 1；
Step 2 is heated to 60 DEG C to the mixture that step 1 obtains, is then added while stirring into the mixture
After reacting 20min, reaction product is made in the water and catalyst of formula ratio；
Step 3, after the plastic molting of formula ratio, by reaction product made from the dispersing agent of formula ratio and step 2
It is added in the plastics of molten state, is then merged at 200 DEG C, then carry out tie rod, cooling and cut off operation, mixing is made
Plastic grain；
Second step makes mixed plastic particles obtained in the first step at 220 DEG C through injection molding machine injection molding pressing mold molding
Obtain the plastic bottle closure.
A kind of plastic bottle closure of the present embodiment, is molded by mixed plastic particles, and mixed plastic particles are by following component
It is made: plastics, four butyl ester of stannic acid, silane coupling agent, catalyst and dispersing agent.By the mixed plastic particles injection molding of the present embodiment
At plastic bottle closure, can be 200 DEG C of heatproof, therefore, the plastic bottle closure of the present embodiment goes out suitable for carrying out high temperature after filling food
Bacterium has the advantages that high-temperature resistant result is good, in high-temperature sterilization process, it is not easy to deform, and then guarantee plastic bottle closure
Sealing performance substantially reduces product defect rate.
Embodiment 3.
A kind of plastic bottle closure, is molded by mixed plastic particles, wherein mixed plastic particles are by following parts by weight
Component is made:
100 parts of plastics
20 parts of four butyl ester of stannic acid
5 parts of water
5 parts of silane coupling agent
1.5 parts of catalyst
7 parts of dispersing agent.
In the present embodiment, plastics are PET plastic.
In the present embodiment, silane coupling agent is γ-(2,3- the third oxygen of epoxy) propyl trimethoxy silicane.
In the present embodiment, catalyst is sodium hydroxide solution.
In the present embodiment, the molar concentration of sodium hydroxide solution is 3mol/L.
In the present embodiment, dispersing agent is polyethylene wax.
A kind of production technology of above-mentioned plastic bottle closure, it the following steps are included:
The first step, the preparation of mixed plastic particles, comprising the following steps:
Four butyl ester of stannic acid and silane coupling agent of formula ratio are sufficiently mixed uniformly, obtain mixture by step 1；
Step 2 is heated to 80 DEG C to the mixture that step 1 obtains, is then added while stirring into the mixture
After reacting 10min, reaction product is made in the water and catalyst of formula ratio；
Step 3, after the plastic molting of formula ratio, by reaction product made from the dispersing agent of formula ratio and step 2
It is added in the plastics of molten state, is then merged at 250 DEG C, then carry out tie rod, cooling and cut off operation, mixing is made
Plastic grain；
Second step makes mixed plastic particles obtained in the first step at 260 DEG C through injection molding machine injection molding pressing mold molding
Obtain the plastic bottle closure.
A kind of plastic bottle closure of the present embodiment, is molded by mixed plastic particles, and mixed plastic particles are by following component
It is made: plastics, four butyl ester of stannic acid, silane coupling agent, catalyst and dispersing agent.By the mixed plastic particles injection molding of the present embodiment
At plastic bottle closure, can be 200 DEG C of heatproof, therefore, the plastic bottle closure of the present embodiment goes out suitable for carrying out high temperature after filling food
Bacterium has the advantages that high-temperature resistant result is good, in high-temperature sterilization process, it is not easy to deform, and then guarantee plastic bottle closure
Sealing performance substantially reduces product defect rate.
Embodiment 4.
A kind of plastic bottle closure, is molded by mixed plastic particles, wherein mixed plastic particles are by following parts by weight
Component is made:
95 parts of plastics
27 parts of four butyl ester of stannic acid
7 parts of water
9 parts of silane coupling agent
0.5 part of catalyst
4 parts of dispersing agent.
In the present embodiment, plastics are PC plastic.
In the present embodiment, silane coupling agent is γ-aminopropyl triethoxysilane.
In the present embodiment, catalyst is potassium hydroxide solution.
In the present embodiment, the molar concentration of potassium hydroxide solution is 2mol/L.
In the present embodiment, dispersing agent is polyethylene wax.
A kind of production technology of above-mentioned plastic bottle closure, it the following steps are included:
The first step, the preparation of mixed plastic particles, comprising the following steps:
Four butyl ester of stannic acid and silane coupling agent of formula ratio are sufficiently mixed uniformly, obtain mixture by step 1；
Step 2 is heated to 65 DEG C to the mixture that step 1 obtains, is then added while stirring into the mixture
After reacting 18min, reaction product is made in the water and catalyst of formula ratio；
Step 3, after the plastic molting of formula ratio, by reaction product made from the dispersing agent of formula ratio and step 2
It is added in the plastics of molten state, is then merged at 210 DEG C, then carry out tie rod, cooling and cut off operation, mixing is made
Plastic grain；
Second step makes mixed plastic particles obtained in the first step at 230 DEG C through injection molding machine injection molding pressing mold molding
Obtain the plastic bottle closure.
A kind of plastic bottle closure of the present embodiment, is molded by mixed plastic particles, and mixed plastic particles are by following component
It is made: plastics, four butyl ester of stannic acid, silane coupling agent, catalyst and dispersing agent.By the mixed plastic particles injection molding of the present embodiment
At plastic bottle closure, can be 200 DEG C of heatproof, therefore, the plastic bottle closure of the present embodiment goes out suitable for carrying out high temperature after filling food
Bacterium has the advantages that high-temperature resistant result is good, in high-temperature sterilization process, it is not easy to deform, and then guarantee plastic bottle closure
Sealing performance substantially reduces product defect rate.
Embodiment 5.
A kind of plastic bottle closure, is molded by mixed plastic particles, wherein mixed plastic particles are by following parts by weight
Component is made:
85 parts of plastics
22 parts of four butyl ester of stannic acid
5 parts of water
7 parts of silane coupling agent
0.8 part of catalyst
6 parts of dispersing agent.
In the present embodiment, plastics are ABS plastic.
In the present embodiment, silane coupling agent is γ-aminopropyl triethoxysilane.
In the present embodiment, catalyst is potassium hydroxide solution.
In the present embodiment, the molar concentration of potassium hydroxide solution is 1mol/L.
In the present embodiment, dispersing agent is stearmide.
A kind of production technology of above-mentioned plastic bottle closure, it the following steps are included:
The first step, the preparation of mixed plastic particles, comprising the following steps:
Four butyl ester of stannic acid and silane coupling agent of formula ratio are sufficiently mixed uniformly, obtain mixture by step 1；
Step 2 is heated to 75 DEG C to the mixture that step 1 obtains, is then added while stirring into the mixture
After reacting 12min, reaction product is made in the water and catalyst of formula ratio；
Step 3, after the plastic molting of formula ratio, by reaction product made from the dispersing agent of formula ratio and step 2
It is added in the plastics of molten state, is then merged at 240 DEG C, then carry out tie rod, cooling and cut off operation, mixing is made
Plastic grain；
Second step makes mixed plastic particles obtained in the first step at 250 DEG C through injection molding machine injection molding pressing mold molding
Obtain the plastic bottle closure.
A kind of plastic bottle closure of the present embodiment, is molded by mixed plastic particles, and mixed plastic particles are by following component
It is made: plastics, four butyl ester of stannic acid, silane coupling agent, catalyst and dispersing agent.By the mixed plastic particles injection molding of the present embodiment
At plastic bottle closure, can be 200 DEG C of heatproof, therefore, the plastic bottle closure of the present embodiment goes out suitable for carrying out high temperature after filling food
Bacterium has the advantages that high-temperature resistant result is good, in high-temperature sterilization process, it is not easy to deform, and then guarantee plastic bottle closure
Sealing performance substantially reduces product defect rate.
Embodiment 6.
A kind of plastic bottle closure, is molded by mixed plastic particles, wherein mixed plastic particles are by following parts by weight
Component is made:
92 parts of plastics
24 parts of four butyl ester of stannic acid
6 parts of water
6 parts of silane coupling agent
1.7 parts of catalyst
5 parts of dispersing agent.
In the present embodiment, plastics are PP plastics.
In the present embodiment, silane coupling agent is γ-aminopropyl triethoxysilane.
In the present embodiment, catalyst is potassium hydroxide solution.
In the present embodiment, the molar concentration of potassium hydroxide solution is 3mol/L.
In the present embodiment, dispersing agent is stearmide.
A kind of production technology of above-mentioned plastic bottle closure, it the following steps are included:
The first step, the preparation of mixed plastic particles, comprising the following steps:
Four butyl ester of stannic acid and silane coupling agent of formula ratio are sufficiently mixed uniformly, obtain mixture by step 1；
Step 2 is heated to 63 DEG C to the mixture that step 1 obtains, is then added while stirring into the mixture
After reacting 17min, reaction product is made in the water and catalyst of formula ratio；
Step 3, after the plastic molting of formula ratio, by reaction product made from the dispersing agent of formula ratio and step 2
It is added in the plastics of molten state, is then merged at 225 DEG C, then carry out tie rod, cooling and cut off operation, mixing is made
Plastic grain；
Second step makes mixed plastic particles obtained in the first step at 235 DEG C through injection molding machine injection molding pressing mold molding
Obtain the plastic bottle closure.
A kind of plastic bottle closure of the present embodiment, is molded by mixed plastic particles, and mixed plastic particles are by following component
It is made: plastics, four butyl ester of stannic acid, silane coupling agent, catalyst and dispersing agent.By the mixed plastic particles injection molding of the present embodiment
At plastic bottle closure, can be 200 DEG C of heatproof, therefore, the plastic bottle closure of the present embodiment goes out suitable for carrying out high temperature after filling food
Bacterium has the advantages that high-temperature resistant result is good, in high-temperature sterilization process, it is not easy to deform, and then guarantee plastic bottle closure
Sealing performance substantially reduces product defect rate.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
The limitation of range is protected, although explaining in detail referring to preferred embodiment to the present invention, those skilled in the art are answered
Work as understanding, it can be with modification or equivalent replacement of the technical solution of the present invention are made, without departing from the reality of technical solution of the present invention
Matter and range.
Claims (9)
1. a kind of production technology of plastic bottle closure, the plastic bottle closure are molded by mixed plastic particles, it is characterised in that:
The mixed plastic particles are made of the component of following parts by weight:
The production technology of the plastic bottle closure, it the following steps are included:
The first step, the preparation of mixed plastic particles, comprising the following steps:
Four butyl ester of stannic acid and silane coupling agent of formula ratio are sufficiently mixed uniformly, obtain mixture by step 1；
Step 2 is heated to certain temperature to the mixture that step 1 obtains, is then added while stirring into the mixture
After a certain period of time, reaction product is made in the water and catalyst of formula ratio, reaction；
Step 3 adds reaction product made from the dispersing agent of formula ratio and step 2 after the plastic molting of formula ratio
Enter into the plastics of molten state, then merge at a certain temperature, then carry out tie rod, cooling and cut off operation, mixing is made
Plastic grain；
Second step is made by mixed plastic particles obtained in the first step at a certain temperature through injection molding machine injection molding pressing mold molding
Obtain the plastic bottle closure.
2. a kind of production technology of plastic bottle closure according to claim 1, it is characterised in that: the mixed plastic particles by
The component of following parts by weight is made:
3. a kind of production technology of plastic bottle closure according to claim 1, it is characterised in that: the plastics be PP plastics,
HDPE plastic, PET plastic, PC plastic or ABS plastic.
4. a kind of production technology of plastic bottle closure according to claim 1, it is characterised in that: the silane coupling agent is
γ-(the third oxygen of 2,3- epoxy) propyl trimethoxy silicane or γ-aminopropyl triethoxysilane.
5. a kind of production technology of plastic bottle closure according to claim 1, it is characterised in that: the catalyst is hydroxide
Sodium solution or potassium hydroxide solution.
6. a kind of production technology of plastic bottle closure according to claim 5, it is characterised in that: the sodium hydroxide solution
Molar concentration is 1mol/L~3mol/L, and the molar concentration of the potassium hydroxide solution is 1mol/L~3mol/L.
7. a kind of production technology of plastic bottle closure according to claim 5, it is characterised in that: the dispersing agent is polyethylene
Wax or stearmide.
8. a kind of production technology of plastic bottle closure according to claim 1, it is characterised in that: two the step of the first step
In, 60 DEG C~80 DEG C are heated to the mixture that step 1 obtains, formula ratio then is added into the mixture while stirring
Catalyst, react 10min~20min after, be made reaction product.
9. a kind of production technology of plastic bottle closure according to claim 1, it is characterised in that: three the step of the first step
In, fusion temperature is 200 DEG C~250 DEG C；
In the second step, mixed plastic particles obtained in the first step are molded pressing mold through injection molding machine at 220 DEG C~260 DEG C
Molding.
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| CN107216679A (en) * | 2017-07-19 | 2017-09-29 | 贵州省黎平澳尔华绿色食品产业有限公司 | A kind of production method of mineral water bottle cap |
| CN107459734A (en) * | 2017-08-22 | 2017-12-12 | 安徽悦尔伟塑料机械有限公司 | Degradable plastic bottle lid and preparation method thereof |
| CN109370164A (en) * | 2018-09-18 | 2019-02-22 | 云南唯佳塑业有限公司 | A kind of all-transparent plastic bottle mouthful seal and its manufacture craft |
| CN109467916A (en) * | 2018-11-07 | 2019-03-15 | 桐城市鸿江包装有限公司 | Bottle cap material of oil-stain-preventing and preparation method thereof |
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| CN103539904A (en) * | 2013-09-26 | 2014-01-29 | 青岛博玉特橡塑制品有限公司 | Alloy plastic for wine bottle cap |
| CN103570894A (en) * | 2013-10-16 | 2014-02-12 | 青岛华瑞胶业设备有限公司 | Environment-friendly ABS (acrylonitrile-butadiene-styrene) plastic bottle cap |
| CN104017263A (en) * | 2014-06-12 | 2014-09-03 | 东莞市金富实业有限公司 | High-strength/toughness plastic bottle cap and manufacturing process thereof |
| CN104356579A (en) * | 2014-10-09 | 2015-02-18 | 中国石油化工股份有限公司 | High-impact polypropylene bottle cap material and preparation method thereof |
| CN104559037A (en) * | 2015-01-27 | 2015-04-29 | 合肥鳌牌金属制品有限公司 | Heat insulating plastic bottle cap masterbatch |
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2016
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103539904A (en) * | 2013-09-26 | 2014-01-29 | 青岛博玉特橡塑制品有限公司 | Alloy plastic for wine bottle cap |
| CN103570894A (en) * | 2013-10-16 | 2014-02-12 | 青岛华瑞胶业设备有限公司 | Environment-friendly ABS (acrylonitrile-butadiene-styrene) plastic bottle cap |
| CN104017263A (en) * | 2014-06-12 | 2014-09-03 | 东莞市金富实业有限公司 | High-strength/toughness plastic bottle cap and manufacturing process thereof |
| CN104356579A (en) * | 2014-10-09 | 2015-02-18 | 中国石油化工股份有限公司 | High-impact polypropylene bottle cap material and preparation method thereof |
| CN104559037A (en) * | 2015-01-27 | 2015-04-29 | 合肥鳌牌金属制品有限公司 | Heat insulating plastic bottle cap masterbatch |
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| CN106496795A (en) | 2017-03-15 |
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