CN111040464A - High-resilience environment-friendly pad, formula and use - Google Patents
High-resilience environment-friendly pad, formula and use Download PDFInfo
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- CN111040464A CN111040464A CN201911420327.3A CN201911420327A CN111040464A CN 111040464 A CN111040464 A CN 111040464A CN 201911420327 A CN201911420327 A CN 201911420327A CN 111040464 A CN111040464 A CN 111040464A
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- tpe
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- 239000000203 mixture Substances 0.000 claims description 22
- 239000002131 composite material Substances 0.000 claims description 9
- 238000009472 formulation Methods 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 239000010409 thin film Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 5
- 230000002265 prevention Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 241000894006 Bacteria Species 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 abstract description 2
- 230000035699 permeability Effects 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 229920002725 thermoplastic elastomer Polymers 0.000 description 35
- 239000004698 Polyethylene Substances 0.000 description 28
- 239000005038 ethylene vinyl acetate Substances 0.000 description 28
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 28
- 230000032683 aging Effects 0.000 description 7
- 230000006872 improvement Effects 0.000 description 7
- 238000009661 fatigue test Methods 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 238000007906 compression Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 229920006342 thermoplastic vulcanizate Polymers 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical group C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Natural products C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 229920006392 biobased thermoplastic Polymers 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 229920000092 linear low density polyethylene Polymers 0.000 description 1
- 239000004707 linear low-density polyethylene Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920006124 polyolefin elastomer Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 125000003011 styrenyl group Chemical group [H]\C(*)=C(/[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 229920006345 thermoplastic polyamide Polymers 0.000 description 1
Images
Classifications
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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
- C08L101/00—Compositions of unspecified macromolecular compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B68—SADDLERY; UPHOLSTERY
- B68G—METHODS, EQUIPMENT, OR MACHINES FOR USE IN UPHOLSTERING; UPHOLSTERY NOT OTHERWISE PROVIDED FOR
- B68G1/00—Loose filling materials for upholstery
-
- C—CHEMISTRY; METALLURGY
- 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
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms
- C08L23/0815—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms with aliphatic 1-olefins containing one carbon-to-carbon double bond
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/04—Thermoplastic elastomer
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
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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)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a high-resilience environment-friendly pad, a formula and a method for manufacturing the high-resilience environment-friendly pad by using a formula which comprises 30-70 wt% of TPE or POE, 15-35 wt% of PE and 15-35 wt% of EVA. Compared with the traditional sponge, the material of the invention has much less pollution in manufacturing, processing and using, and even has no pollution. The product of the invention has the advantages of no water absorption, moisture resistance, mould prevention, bacteria prevention and strong air permeability. The production method and the produced product are recycled and reproduced in production, and the whole process is pollution-free. The product has the basic characteristics of sponge, and has bearing force and resilience.
Description
Technical Field
The invention relates to a high-resilience environment-friendly pad, a formula and use.
Background
The sponge has wide application range, and can be commonly used as the filler of a seat cushion and a mattress. But the sponge easily causes environmental pollution in the production process. The sponge has long natural decomposition period, and is difficult to recycle after use due to small volume and weight.
Disclosure of Invention
The invention aims to solve the problems in the prior art in use, and provides the high-resilience environment-friendly pad which is convenient to select materials, has an environment-friendly function and can replace the existing sponge, and the formula and the use thereof.
The technical scheme for solving the existing problems is that the formula of the high-resilience environment-friendly cushion comprises 30-70 wt% of TPE or POE, 15-35 wt% of PE and 15-35 wt% of EVA.
As a further improvement, the composite material comprises 40-65 wt% of TPE or POE, 17-35 wt% of PE and 18-35 wt% of EVA.
As a further improvement, the composite material comprises 45-60 wt% of TPE or POE, 17-31 wt% of PE and 18-29 wt% of EVA.
As a further improvement, the composite material comprises 52-58 wt% of TPE or POE, 23-32 wt% of PE and 19-28 wt% of EVA.
As a further improvement, the material comprises 48 weight percent of TPE or POE, 22 weight percent of PE and 30 weight percent of EVA.
As a further improvement, the material comprises 55 weight percent of TPE or POE, 26 weight percent of PE and 28 weight percent of EVA
The invention also discloses a high-resilience environment-friendly pad using the formula in any scheme, wherein the high-resilience environment-friendly pad is a net-shaped structure formed by a three-dimensional random ring joint structure, and the apparent density of the net-shaped structure formed by the random ring joint structure is 20-100 kg/m for carrying out thin film growing.
In a further improvement, the average number of the bonding points per unit weight of the random ring bonding structure is 400 to 1300/g; the random ring is formed by bending a continuous filament body having a fiber diameter of 0.10mm to 0.65 mm.
As a further improvement, the average number of the joint points per unit weight of the random ring joint structure is 400 to 499/g.
The high-resilience environment-friendly pad adopts any one scheme, and is used for elastic filling of a mattress or a seat cushion.
Compared with the prior art, the high-resilience environment-friendly pad has the advantages that the high-resilience environment-friendly pad is formed by using a formula which comprises 30-70 wt% of TPE or POE, 15-35 wt% of PE and 15-35 wt% of EVA, the high-resilience environment-friendly pad is a net-shaped structure body formed by a three-dimensional random ring joint structure body, and the apparent density of the net-shaped structure body formed by the random ring joint structure body is 20-100 kg/m. Compared with the traditional sponge, the material of the invention has much less pollution in manufacturing, processing and using, and even has no pollution. The invention can greatly meet the requirement of the existing cushion body in thickness loss after being used for many times, and has good dry heat aging resistance effect. The high-resilience environment-friendly pad has the residual strain of 750N constant load repeated compression of less than 15 percent, and the hardness retention rate of 40 percent after the 750N constant load repeated compression of more than 55 percent.
The product of the invention has the advantages of no water absorption, moisture resistance, mould prevention, bacteria prevention and strong air permeability.
The production method and the produced product are recycled and reproduced in production, and the whole process is pollution-free. The product has the basic characteristics of sponge, and has bearing force and resilience. The invention can completely replace the prior sponge and is used for the elastic filler of a seat cushion, a mattress or other cushion bodies.
The following table shows the dry heat aging test data for the high resilience eco-pad of any of the example compositions of the present invention.
Sample size: 3 pcs, 397mm × 430mm × 54mm
The test conditions are as follows: temperature 70 ℃, 80 ℃, 90 ℃, aging time: 16h
Test results
Remarking: rate of change: 100X (Xa-X0)/X0. Wherein, X0: average of sample properties before aging, Xa: average value of sample Properties after aging
The following table shows the median thickness loss after 80000 cycles for the high resilience eco-mat of any of the example compositions of this invention.
Sample size: 3 pcs, 417 mm. times.415 mm. times.56 mm
Test results
Remarking: thickness loss: Δ d (%) = 100 x (d 1-d 2)/d 1. Wherein, d 1: an initial thickness;
d 2: thickness after fatigue test.
Hardness loss: Δ H (N) = H1-H2. Wherein, H1: an initial hardness (N); h2: thickness after fatigue test (N)
Percent hardness loss: Δ H (%) = 100 x (H1-H2)/H1. Wherein, H1: an initial hardness (N); h2: thickness (N) after fatigue test.
Drawings
FIG. 1 is a photograph of a sample of the present invention before dry heat aging.
FIG. 2 is a photograph of a test of the present invention after dry heat aging.
Detailed Description
Embodiment 1, a high resilience environmental protection pad formula, comprising 30-70% by weight of TPE or POE, 15-35% by weight of PE, and 15-35% by weight of EVA.
Example 2, a high resilience eco-pad formulation, comprising 30 wt% TPE or POE, 35 wt% PE, and 35 wt% EVA.
Example 3, comprising 70% by weight of TPE or POE, 15% by weight of PE and 15% by weight of EVA.
Embodiment 4, the adhesive comprises 40-65% by weight of TPE or POE, 17-35% by weight of PE, and 18-35% by weight of EVA.
Example 5, the composition comprises 40% by weight of TPE or POE, 30% by weight of PE, and 30% by weight of EVA.
Example 6, the composition comprises 65 wt% of TPE or POE, 17 wt% of PE, and 18 wt% of EVA.
Example 7, the composition comprises 35% by weight of TPE or POE, 35% by weight of PE, and 30% by weight of EVA.
Example 8, the composition comprises 45 wt% of TPE or POE, 26 wt% of PE, and 29 wt% of EVA.
Example 8, the composition comprises 45 wt% of TPE or POE, 31 wt% of PE, and 24 wt% of EVA.
In example 8, the composition comprises 54% by weight of TPE or POE, 17% by weight of PE, and 29% by weight of EVA.
In embodiment 9, the composition comprises 52-58 wt% of TPE or POE, 23-32 wt% of PE, and 19-28 wt% of EVA.
Example 10, the composition comprises 45-60 wt% of TPE or POE, 17-31 wt% of PE, and 18-29 wt% of EVA
In embodiment 11, the composition comprises 52-58 wt% of TPE or POE, 23-32 wt% of PE, and 19-28 wt% of EVA.
Example 12, the composition comprises 52% by weight of TPE or POE, 23% by weight of PE, and 25% by weight of EVA.
Example 13, the composition comprises 52% by weight of TPE or POE, 25% by weight of PE, and 23% by weight of EVA.
Example 14, which includes 58 wt% TPE or POE, 23 wt% PE, and 19 wt% EVA.
Example 15, which includes 48 wt% TPE or POE, 22 wt% PE, and 30 wt% EVA.
Example 16, which includes 55 wt% TPE or POE, 26 wt% PE, and 28 wt% EVA.
The invention also discloses a high-resilience environment-friendly pad using the formula in any one of the embodiments 1-16, wherein the high-resilience environment-friendly pad is a net-shaped structure formed by three-dimensional random ring joint structures with adhesion between wires, and the apparent density of the net-shaped structure formed by the random ring joint structures is 20-100 kg/m through cultivation.
The average number of the bonding points per unit weight of the random ring bonding structure is 400-1300/g; the random ring is formed by bending a continuous filament body having a fiber diameter of 0.10mm to 0.65 mm.
The random ring-bonded structure has an average number of bonding points per unit weight of 400 to 499/g.
The TPE or POE, PE, EVA of each of the above embodiments can be prepared by using known publicly available components.
For example, the TPE is styrene TPE, olefin TPE, diene TPE, vinyl chloride TPE, polyurethane TPE, polyamide thermoplastic elastomer, thermo-reversible covalent cross-linking thermoplastic elastomer, metallocene catalyzed polyolefin thermoplastic elastomer, mesogen-jacketed liquid crystal thermoplastic elastomer, bio-based thermoplastic elastomer, or/and novel thermoplastic vulcanizate TPV.
For example, POE is a polyolefin elastomer.
The PE polyethylene is LDPE resin, LLDPE resin or HDPE resin.
EVA is ethylene-vinyl acetate copolymer.
The high-resilience environment-friendly pad adopts any one scheme, and is used for elastic filling of a mattress or a seat cushion.
Claims (10)
1. The formula of the high-resilience environment-friendly pad is characterized in that: the composite material comprises 30-70 wt% of TPE or POE, 15-35 wt% of PE and 15-35 wt% of EVA.
2. The high resilience eco-pad formulation according to claim 1, wherein: the composite material comprises 40-65 wt% of TPE or POE, 17-35 wt% of PE and 18-35 wt% of EVA.
3. The high resilience eco-mat formulation according to claim 1 or 2, wherein: the composite material comprises 45-60 wt% of TPE or POE, 17-31 wt% of PE and 18-29 wt% of EVA.
4. The high resilience eco-pad formulation according to claim 3, wherein: the composite material comprises 52-58 wt% of TPE or POE, 23-32 wt% of PE and 19-28 wt% of EVA.
5. The high resilience eco-pad formulation according to claim 4, wherein: the composite material comprises 48 weight percent of TPE or POE, 22 weight percent of PE and 30 weight percent of EVA.
6. The high resilience eco-pad formulation according to claim 4, wherein: the composite material comprises 55 weight percent of TPE or POE, 26 weight percent of PE and 28 weight percent of EVA.
7. A high resilience eco-mat using the formulation according to any one of claims 1 to 6, characterized in that: the high-resilience environment-friendly pad is a net-shaped structure formed by a three-dimensional random ring joint structure, and the apparent density of the net-shaped structure formed by the random ring joint structure is 20-100 kg/m for carrying out thin film planting.
8. A high resilience eco-mat using the formulation of claim 7, wherein: the average number of the bonding points per unit weight of the random ring bonding structure is 400-1300/g; the random ring is formed by bending a continuous filament body having a fiber diameter of 0.10mm to 0.65 mm.
9. A high resilience eco-mat using the formulation of claim 7 or 8, characterized in that: the random ring-bonded structure has an average number of bonding points per unit weight of 400 to 499/g.
10. A high resilience eco-mat for use according to any one of claims 1 to 9, wherein: the environment-friendly sponge is used for filling mattresses or seat cushions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911420327.3A CN111040464A (en) | 2019-12-31 | 2019-12-31 | High-resilience environment-friendly pad, formula and use |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911420327.3A CN111040464A (en) | 2019-12-31 | 2019-12-31 | High-resilience environment-friendly pad, formula and use |
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| CN111040464A true CN111040464A (en) | 2020-04-21 |
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| CN201911420327.3A Pending CN111040464A (en) | 2019-12-31 | 2019-12-31 | High-resilience environment-friendly pad, formula and use |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113463217A (en) * | 2021-07-12 | 2021-10-01 | 无锡科逸新材料有限公司 | Dimensionally stable layered elastomers |
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| CN103660407A (en) * | 2012-09-11 | 2014-03-26 | 际诺思（厦门）轻工制品有限公司 | Sponge and production method for sponge |
| CN104285003A (en) * | 2012-05-07 | 2015-01-14 | 东洋纺株式会社 | Elastic mesh structure with exceptional quietness and hardness |
| CN104473499A (en) * | 2014-12-10 | 2015-04-01 | 肖凯赢 | Ultralight space cotton mattress and making process thereof |
| CN105612279A (en) * | 2013-10-01 | 2016-05-25 | 东洋纺株式会社 | Net-shaped structure having excellent compression durability |
| CN105683434A (en) * | 2013-10-29 | 2016-06-15 | 东洋纺株式会社 | Network structure having excellent durability against compression |
| CN105705695A (en) * | 2013-10-28 | 2016-06-22 | 东洋纺株式会社 | Quiet, lightweight elastic mesh structure |
| CN107208340A (en) * | 2015-02-04 | 2017-09-26 | 东洋纺株式会社 | The excellent network structure body of low-repulsion |
| CN206623486U (en) * | 2017-01-24 | 2017-11-10 | 宁波芯中芯纤维科技有限公司 | A kind of elastic structure of free forming |
-
2019
- 2019-12-31 CN CN201911420327.3A patent/CN111040464A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104285003A (en) * | 2012-05-07 | 2015-01-14 | 东洋纺株式会社 | Elastic mesh structure with exceptional quietness and hardness |
| CN103660407A (en) * | 2012-09-11 | 2014-03-26 | 际诺思（厦门）轻工制品有限公司 | Sponge and production method for sponge |
| CN105612279A (en) * | 2013-10-01 | 2016-05-25 | 东洋纺株式会社 | Net-shaped structure having excellent compression durability |
| CN109680413A (en) * | 2013-10-01 | 2019-04-26 | 东洋纺株式会社 | Reticular structure body |
| CN105705695A (en) * | 2013-10-28 | 2016-06-22 | 东洋纺株式会社 | Quiet, lightweight elastic mesh structure |
| CN105683434A (en) * | 2013-10-29 | 2016-06-15 | 东洋纺株式会社 | Network structure having excellent durability against compression |
| CN104473499A (en) * | 2014-12-10 | 2015-04-01 | 肖凯赢 | Ultralight space cotton mattress and making process thereof |
| CN107208340A (en) * | 2015-02-04 | 2017-09-26 | 东洋纺株式会社 | The excellent network structure body of low-repulsion |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113463217A (en) * | 2021-07-12 | 2021-10-01 | 无锡科逸新材料有限公司 | Dimensionally stable layered elastomers |
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Application publication date: 20200421 |
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