CN113861611A - TPE (thermoplastic elastomer) foaming material, preparation method and pillow inner - Google Patents
TPE (thermoplastic elastomer) foaming material, preparation method and pillow inner Download PDFInfo
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- CN113861611A CN113861611A CN202111035603.1A CN202111035603A CN113861611A CN 113861611 A CN113861611 A CN 113861611A CN 202111035603 A CN202111035603 A CN 202111035603A CN 113861611 A CN113861611 A CN 113861611A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
- C08J9/102—Azo-compounds
- C08J9/103—Azodicarbonamide
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G9/00—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows
- A47G9/10—Pillows
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0014—Use of organic additives
- C08J9/0028—Use of organic additives containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/04—N2 releasing, ex azodicarbonamide or nitroso compound
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2391/00—Characterised by the use of oils, fats or waxes; Derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2453/00—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers
- C08J2453/02—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers of vinyl aromatic monomers and conjugated dienes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
- C08J2483/04—Polysiloxanes
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Pulmonology (AREA)
- Otolaryngology (AREA)
- General Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Molding Of Porous Articles (AREA)
- Bedding Items (AREA)
Abstract
The invention discloses a foamed TPE material for a pillow inner and a preparation method thereof, wherein the foamed TPE material comprises the following raw materials in parts by weight: 10-20 parts of SEPS, 60-80 parts of white mineral oil, 2-10 parts of foaming agent, 1-5 parts of elastomer, 1-5 parts of odor absorber, 1-5 parts of anti-sticking agent and 0.1-1 part of antioxidant, wherein the SEPS, the white mineral oil, the polyolefin elastomer, the odor absorber, the foaming agent and the antioxidant are added into a stirrer to be uniformly mixed and stirred to obtain premix; feeding the premix into a co-rotating double-screw machine for granulation, performing water ring cutting to obtain soft rubber particles, and conveying and placing the soft rubber particles into a designated container; adding an anti-sticking agent into the container, and uniformly stirring to obtain the finished product of the foamed TPE material for preparing the pillow inner. The invention is used for preparing the pillow inner, and the prepared pillow inner can be used.
Description
Technical Field
The invention relates to a pillow inner, in particular to a TPE (thermoplastic elastomer) foaming material, a preparation method thereof and the pillow inner.
Background
The thermoplastic elastomer material TPE (thermoplastic elastomer) is a material with high rubber elasticity and can be extruded and molded by injection molding, has excellent colorability, soft touch, better weather resistance, fatigue resistance and the like, is green and environment-friendly compared with PVC (polyvinyl chloride) without adding plasticizer materials such as phthalate and the like in the preparation process, is nontoxic and harmless, meets the environment-friendly requirements of countries such as Europe and America, and has a wider application range.
For the existing pillow core product, the following defects exist in the actual use process: 1. poor plasticity, easy deformation and caking; 2. is inconvenient to clean, is easy to generate peculiar smell, breed mould, mites and the like, and influences the health of human bodies. The existing latex has poor air permeability, silk floss has no support property on cervical vertebra, and the existing TPE material has the characteristics of poor rebound resilience, large smell, easy oil production and easy deformation.
Disclosure of Invention
In order to solve the technical problems, the invention provides a TPE (thermoplastic elastomer) foaming material, a preparation method thereof and a pillow inner.
In order to solve the technical problems, the invention adopts the following technical scheme:
the TPE foaming material comprises the following raw materials in parts by weight:
10-20 parts of SEPS, 60-80 parts of white mineral oil, 2-10 parts of foaming agent, 1-5 parts of elastomer, 1-5 parts of odor absorber, 1-5 parts of anti-sticking agent and 0.1-1 part of antioxidant.
The material comprises the following raw materials in parts by weight:
15 parts of SEPS, 70 parts of white mineral oil, 7 parts of foaming agent, 3 parts of elastomer, 3 parts of odor absorber, 3 parts of anti-sticking agent and 0.6 part of antioxidant.
The foaming agent is a chemical foaming agent, and is selected to be an ADC foaming agent.
The anti-sticking agent is an organic anti-sticking agent.
The anti-sticking agent is organosilicon anti-sticking agent, silicone powder or erucamide.
The elastomer is a polyolefin elastomer or polyolefin plastomer.
A preparation method of TPE foaming material comprises the following steps:
selecting raw materials, and according to parts by weight: 10-20 parts of SEPS, 60-80 parts of white mineral oil, 2-10 parts of foaming agent, 1-5 parts of polyolefin elastomer, 1-5 parts of odor absorber, 1-5 parts of anti-sticking agent and 0.1-1 part of antioxidant;
preparing a premix, namely adding SEPS, white mineral oil, a polyolefin elastomer, an odor absorber, a foaming agent and an antioxidant into a stirrer, and blending and stirring uniformly to obtain the premix;
feeding the premix into a co-rotating double-screw machine for granulation, performing water ring cutting to obtain soft rubber particles, and conveying and placing the soft rubber particles into a designated container;
adding an anti-sticking agent into the container, and uniformly stirring to obtain the finished product of the foamed TPE material for preparing the pillow inner.
When the premix is prepared, a stirrer is adopted for stirring, the stirring speed is 800r/min-1000r/min, and the stirring time is 15-30 min.
The extrusion temperature of the co-rotating double-screw extruder is 170-210 ℃, the screw rotating speed is 250-400 r/min, and the soft granular material is obtained after melt extrusion granulation.
A pillow core is made of the TPE foaming material.
According to the invention, the corresponding TPE foaming material is obtained by setting specific raw materials and corresponding using amount proportion and is used for preparing the pillow inner, so that the pillow inner has the advantages of supporting property, softness, comfort, high resilience, extremely low deformation rate, good air permeability, easiness in cleaning, low specific gravity, low odor, low oil yield, antibiosis and mite prevention.
Detailed Description
The following detailed description of the embodiments of the present invention is set forth by way of illustration only and should not be construed to limit the invention.
The invention provides a TPE (thermoplastic elastomer) foaming material which comprises the following raw materials in parts by weight: 10-20 parts of SEPS, 60-80 parts of white mineral oil, 2-10 parts of foaming agent, 1-5 parts of polyolefin elastomer, 1-5 parts of odor absorber, 1-5 parts of anti-sticking agent and 0.1-1 part of antioxidant.
Wherein, SEPS, white mineral oil, foaming agent, polyolefin elastomer, odor absorbing agent, anti-sticking agent and antioxidant are all the existing known products and can be purchased from corresponding vendors. Wherein, the odor absorber can also adopt a product with degerming effect. The foaming agent is a chemical foaming agent, and is selected to be an ADC foaming agent. The anti-sticking agent is an organic anti-sticking agent. The anti-sticking agent is organosilicon anti-sticking agent, silicone powder or erucamide.
SEPS has high elasticity and dryness, white mineral oil improves the fluidity of the product, the processing is convenient, the hardness of the SEPS is reduced, the softness is provided, the foaming agent ensures that the product has portability, the polyolefin elastomer has the elasticity and dryness increasing performance, the odor absorbing agent can remove the peculiar smell in the processing process, the anti-sticking agent provides smooth surface for the product and does not seep oil, and the antioxidant can prevent the degradation of polymer materials in the processing process.
Example one
The TPE foaming material comprises the following raw materials in parts by weight: 10 parts of SEPS, 60 parts of white mineral oil, 2 parts of foaming agent, 1 part of polyolefin elastomer, 1 part of odor absorber, 1 part of anti-sticking agent and 0.1 part of antioxidant.
The preparation method comprises the following steps:
preparing a premix, adding SEPS, white mineral oil, a polyolefin elastomer, an odor absorbing agent, a foaming agent and an antioxidant into a stirrer, and blending and stirring uniformly to obtain the premix.
And (3) feeding the premix into a co-rotating double-screw extruder for granulation, performing water ring cutting to obtain soft rubber particles, and conveying and placing the soft rubber particles into a designated container.
Adding an anti-sticking agent into the container, and uniformly stirring to obtain the finished product of the foamed TPE material for preparing the pillow inner.
When the premix is prepared, a stirrer is adopted for stirring, the stirring speed is 800r/min, and the stirring time is 30 min. The extrusion temperature of the co-rotating double-screw extruder is 170 ℃, the screw rotating speed is 250r/min, and the soft granular material is obtained after melt extrusion granulation.
The finished product foaming TPE material prepared by the method is added into a corresponding die to form a pillow core, and the formed pillow core has the advantages of softness, comfort, high resilience, extremely low deformation rate, good air permeability, easiness in cleaning, low specific gravity, low odor, low oil yield, antibiosis and mite prevention while having supporting performance. This technical effect can be achieved by mixing and matching the above-mentioned materials, preferably.
Example two
The TPE foaming material comprises the following raw materials in parts by weight: 15 parts of SEPS, 70 parts of white mineral oil, 5 parts of foaming agent, 3 parts of polyolefin elastomer, 3 parts of odor absorber, 3 parts of anti-sticking agent and 0.5 part of antioxidant.
The preparation method comprises the following steps:
preparing a premix, adding SEPS, white mineral oil, a polyolefin elastomer, an odor absorbing agent, a foaming agent and an antioxidant into a stirrer, and blending and stirring uniformly to obtain the premix.
And (3) feeding the premix into a co-rotating double-screw extruder for granulation, performing water ring cutting to obtain soft rubber particles, and conveying and placing the soft rubber particles into a designated container.
Adding an anti-sticking agent into the container, and uniformly stirring to obtain the finished product of the foamed TPE material for preparing the pillow inner.
When the premix is prepared, a stirrer is adopted for stirring, the stirring speed is 900r/min, and the stirring time is 20 min. The extrusion temperature of the co-rotating double-screw extruder is 180 ℃, the screw rotating speed is 350r/min, and the soft granular material is obtained after melt extrusion granulation.
And adding the prepared finished product of the foamed TPE material into a corresponding mold to form the pillow inner.
EXAMPLE III
The TPE foaming material comprises the following raw materials in parts by weight: 20 parts of SEPS, 80 parts of white mineral oil, 10 parts of foaming agent, 5 parts of polyolefin elastomer, 5 parts of odor absorber, 5 parts of anti-sticking agent and 1 part of antioxidant.
The preparation method comprises the following steps:
preparing a premix, adding SEPS, white mineral oil, a polyolefin elastomer, an odor absorbing agent, a foaming agent and an antioxidant into a stirrer, and blending and stirring uniformly to obtain the premix.
And (3) feeding the premix into a co-rotating double-screw extruder for granulation, performing water ring cutting to obtain soft rubber particles, and conveying and placing the soft rubber particles into a designated container.
Adding an anti-sticking agent into the container, and uniformly stirring to obtain the finished product of the foamed TPE material for preparing the pillow inner.
When the premix is prepared, a stirrer is adopted for stirring, the stirring speed is 1000r/min, and the stirring time is 15 min. The extrusion temperature of the co-rotating double-screw extruder is 210 ℃, the screw rotating speed is 400r/min, and the soft granular material is obtained after melt extrusion granulation.
And adding the prepared finished product of the foamed TPE material into a corresponding mold to form the pillow inner.
Example four
The TPE foaming material comprises the following raw materials in parts by weight: 17 parts of SEPS, 75 parts of white mineral oil, 8 parts of foaming agent, 4 parts of polyolefin elastomer, 2 parts of odor absorber, 3 parts of anti-sticking agent and 0.7 part of antioxidant.
The preparation method comprises the following steps:
preparing a premix, adding SEPS, white mineral oil, a polyolefin elastomer, an odor absorbing agent, a foaming agent and an antioxidant into a stirrer, and blending and stirring uniformly to obtain the premix.
And (3) feeding the premix into a co-rotating double-screw extruder for granulation, performing water ring cutting to obtain soft rubber particles, and conveying and placing the soft rubber particles into a designated container.
Adding an anti-sticking agent into the container, and uniformly stirring to obtain the finished product of the foamed TPE material for preparing the pillow inner.
When the premix is prepared, a stirrer is adopted for stirring, the stirring speed is 900r/min, and the stirring time is 20 min. The extrusion temperature of the co-rotating double-screw extruder is 180 ℃, the screw rotating speed is 300r/min, and the soft granular material is obtained after melt extrusion granulation.
And adding the prepared finished product of the foamed TPE material into a corresponding mold to form the pillow inner.
Although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications, equivalents, improvements, and the like can be made in the technical solutions of the foregoing embodiments or in some of the technical features of the foregoing embodiments, but those modifications, equivalents, improvements, and the like are all within the spirit and principle of the present invention.
Claims (10)
1. The TPE foaming material is characterized by comprising the following raw materials in parts by weight:
10-20 parts of SEPS, 60-80 parts of white mineral oil, 2-10 parts of foaming agent, 1-5 parts of elastomer, 1-5 parts of odor absorber, 1-5 parts of anti-sticking agent and 0.1-1 part of antioxidant.
2. The TPE foam material as claimed in claim 1, comprising the following raw materials in parts by weight:
15 parts of SEPS, 70 parts of white mineral oil, 7 parts of foaming agent, 3 parts of elastomer, 3 parts of odor absorber, 3 parts of anti-sticking agent and 0.6 part of antioxidant.
3. The TPE foam of claim 2, wherein the blowing agent is a chemical blowing agent, optionally an ADC blowing agent.
4. The TPE foam of claim 3, wherein the antiblocking agent is an organic antiblocking agent.
5. The TPE foam of claim 4, wherein the detackifier is a silicone detackifier, silicone powder, or erucamide.
6. The TPE foam of claim 5, wherein the elastomer is a polyolefin elastomer or a polyolefin plastomer.
7. A preparation method of TPE foaming material is characterized by comprising the following steps:
selecting raw materials, and according to parts by weight: 10-20 parts of SEPS, 60-80 parts of white mineral oil, 2-10 parts of foaming agent, 1-5 parts of polyolefin elastomer, 1-5 parts of odor absorber, 1-5 parts of anti-sticking agent and 0.1-1 part of antioxidant;
preparing a premix, namely adding SEPS, white mineral oil, a polyolefin elastomer, an odor absorber, a foaming agent and an antioxidant into a stirrer, and blending and stirring uniformly to obtain the premix;
feeding the premix into a co-rotating double-screw machine for granulation, performing water ring cutting to obtain soft rubber particles, and conveying and placing the soft rubber particles into a designated container;
adding an anti-sticking agent into the container, and uniformly stirring to obtain the finished product of the foamed TPE material for preparing the pillow inner.
8. The method for preparing TPE foam material according to claim 7, wherein the premix is prepared by stirring with a stirrer at a rotation speed of 800-1000 r/min for 15-30 min.
9. The preparation method of the TPE foamed material according to claim 8, wherein the extrusion temperature of the co-rotating twin-screw extruder is 170-210 ℃, the screw rotation speed is 250-400 r/min, and the soft granular material is obtained after melt extrusion granulation.
10. A pillow inner, characterized in that, is made of the TPE foaming material of any one of claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111035603.1A CN113861611A (en) | 2021-09-03 | 2021-09-03 | TPE (thermoplastic elastomer) foaming material, preparation method and pillow inner |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111035603.1A CN113861611A (en) | 2021-09-03 | 2021-09-03 | TPE (thermoplastic elastomer) foaming material, preparation method and pillow inner |
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| CN113861611A true CN113861611A (en) | 2021-12-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116987398A (en) * | 2023-08-08 | 2023-11-03 | 北京旭华时代科技有限公司 | Memory pillow core material capable of releasing negative oxygen ions continuously and preparation method and application thereof |
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| US20200164560A1 (en) * | 2017-08-04 | 2020-05-28 | Nantong De New Material Co., Ltd. | Preparation method for thermoplastic polyurethane micro air bag elastomer material |
| CN112251032A (en) * | 2020-10-22 | 2021-01-22 | 东莞市汇泽实业有限公司 | TPE (thermoplastic elastomer) foaming material suitable for pillow inner and preparation method thereof |
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2021
- 2021-09-03 CN CN202111035603.1A patent/CN113861611A/en active Pending
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| US20020049276A1 (en) * | 2000-04-05 | 2002-04-25 | Zwick Paul D. | Thermoplastic elastomer gel compositions and method of making same |
| WO2017084216A1 (en) * | 2015-11-18 | 2017-05-26 | 南通普力马弹性体技术有限公司 | Wear-resistant and high-resilience-rate tpe caster material used for bonding pp, and preparation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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