CN108976569A - A kind of EPE pearl wool and preparation method thereof - Google Patents
A kind of EPE pearl wool and preparation method thereof Download PDFInfo
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- CN108976569A CN108976569A CN201810964837.6A CN201810964837A CN108976569A CN 108976569 A CN108976569 A CN 108976569A CN 201810964837 A CN201810964837 A CN 201810964837A CN 108976569 A CN108976569 A CN 108976569A
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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
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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
- 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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/06—Polyethene
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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
- 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
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/08—Copolymers of ethene
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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
- C08J2497/00—Characterised by the use of lignin-containing materials
- C08J2497/02—Lignocellulosic material, e.g. wood, straw or bagasse
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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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/06—Pretreated ingredients and ingredients covered by the main groups C08K3/00 - C08K7/00
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
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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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/22—Expanded, porous or hollow particles
- C08K7/24—Expanded, porous or hollow particles inorganic
- C08K7/26—Silicon- containing compounds
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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
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
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- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
The present invention discloses a kind of EPE pearl wool and preparation method thereof; it includes: 300-500 parts of LDPE, 20-100 parts of LLDPE, 100-200 parts of Wheat Straw powder, 50-100 parts of talcum powder, 45-95 parts of precipitated calcium carbonate, 3-5 parts of isopropyl three (dodecyl benzenesulfonyl) metatitanic acid rouge, 60-90 parts of chitin, 50-100 parts of diatomite, 15-45 parts of foaming agent, 10-30 parts of foam stabiliser, 10-30 parts of toughener that it, which prepares raw material by weight; the pearl cotton has good weatherability and corrosion resistance, and good mechanical property, preparation process are simple.
Description
Technical field
The invention belongs to field of packaging material, and in particular to a kind of EPE pearl wool and preparation method thereof.
Background technique
Polyethylene foams (EPE), is commonly called as pearl cotton, is a kind of novel environment friendly packing timber with high-strength buffer capacity
Material is important one of padded coaming in modern transportation packaging, have it is light-weight, have flexibility, rub resistance, excellent energy absorption
Performance, can the performance characteristics such as burning disposal, and it is frangible, easy to overcome the products such as EPS (prefoaming polystyrene), paper mould
It deforms, the disadvantage of recovery difference and vibrationproof ability difference, is widely used in electronic product, instrument, furniture, floor, glass, pottery
The inner packing and packaging orientation of the products such as porcelain, craftwork, while being used as the fields such as heat preservation, heat-insulated.
The EPE pearl wool product in China market, the overwhelming majority are by ldpe resin through butane physics at present
It foams and is made, chemical property is unstable, and mechanical performance is not good enough, and processing performance is to be improved.
Summary of the invention
It is an object of the present invention to provide a kind of EPE pearl wool and preparation method thereof, the pearl cotton have good weatherability and
Corrosion resistance, good mechanical property, preparation process are simple.
The technical scheme is that a kind of EPE pearl wool, preparing raw material by weight includes: LDPE 300-500
Part, 20-100 parts of LLDPE, 100-200 parts of Wheat Straw powder, 50-100 parts of talcum powder, 45-95 parts of precipitated calcium carbonate, isopropyl three
3-5 parts of (dodecyl benzenesulfonyl) metatitanic acid rouge, 60-90 parts of chitin, 50-100 parts of diatomite, 15-45 parts of foaming agent, foam
10-30 parts of stabilizer, 10-30 parts of toughener.
Preferably, preparing raw material by weight includes: 400 parts of LDPE, 60 parts of LLDPE, 150 parts of Wheat Straw powder, cunning
75 parts of mountain flour, 70 parts of precipitated calcium carbonate, 4 parts of isopropyl three (dodecyl benzenesulfonyl) metatitanic acid rouge, 75 parts of chitin, diatomite
70 parts, 30 parts of foaming agent, 20 parts of foam stabiliser, 20 parts of toughener.
Preferably, the partial size of the Wheat Straw powder is 80-160 mesh.
Preferably, the foaming agent is azodicarbonamide, the foam stabiliser is gelatine.
Preferably, the toughener increases to polyethylene glycol.
A method of above-mentioned EPE pearl wool is prepared, is included the following steps:
S1: each raw material is weighed according to parts by weight of raw materials;
S2: talcum powder and precipitated calcium carbonate is dry, after crossing 150 meshes, with isopropyl three (dodecyl benzenesulfonyl) metatitanic acid
Together, the speed at 110-120 DEG C with 500-1000rpm is stirred 20-30min to rouge, then addition Wheat Straw powder, then with
5-10min is blended in the speed of 1500-2000rpm, and modified natural fiber is made;
S3: modified natural fiber made from LDPE, LLDPE, S2 being added in 100-120 DEG C of kneading machine and is kneaded 10-15min,
Chitin, diatomite, foaming agent, foam stabiliser, toughener are sequentially added, kneading machine temperature is kept, continues to be kneaded 3-
Bottom sheet after 5min, is cut into sheet specimens;
S4: sheet specimens prepared by step S2 are in 20 DEG C of -30 DEG C of placement 12-16h, then carry out moulded from foam.
The beneficial effects of the present invention are:
1, present invention introduces modification natural fiber filler play the role of certain support frame in foamed material, to make to make
The EPE pearl wool obtained has better mechanical performance.
2, EPE pearl wool good flame resistance produced by the present invention, it is resistant to chemical etching, it is ageing-resistant, it is durable.
3, preparation process of the present invention is simple, at low cost.
Specific embodiment
Embodiment 1
A kind of EPE pearl wool, prepare raw material by weight and include: 300 parts of LDPE, 20 parts of LLDPE, 100 parts of Wheat Straw powder,
50 parts of talcum powder, 45 parts of precipitated calcium carbonate, 3 parts of isopropyl three (dodecyl benzenesulfonyl) metatitanic acid rouge, 60 parts of chitin, diatom
Native 50 parts, 15 parts of foaming agent, 10 parts of foam stabiliser, 10 parts of toughener.
Wherein, the partial size of the Wheat Straw powder is 80 mesh, and the foaming agent is azodicarbonamide, the foam stabiliser
For gelatine, the toughener increases to polyethylene glycol.
A method of above-mentioned EPE pearl wool is prepared, is included the following steps:
S1: each raw material is weighed according to parts by weight of raw materials;
S2: talcum powder and precipitated calcium carbonate is dry, after crossing 150 meshes, with isopropyl three (dodecyl benzenesulfonyl) metatitanic acid
Together, the speed at 110 DEG C with 500rpm is stirred 20min to rouge, Wheat Straw powder is added, then then with the speed of 1500rpm
5min is blended in degree, and modified natural fiber is made;
S3: modified natural fiber made from LDPE, LLDPE, S2 is added in 100 DEG C of kneading machine and is kneaded 10min, then is successively added
Enter chitin, diatomite, foaming agent, foam stabiliser, toughener, keep kneading machine temperature, continues bottom sheet after mixing 3min, cut
Slabbing sample;
S4: sheet specimens prepared by step S2 are in 20 DEG C of -30 DEG C of placement 12h, then carry out moulded from foam.
Embodiment 2
A kind of EPE pearl wool, prepare raw material by weight and include: 400 parts of LDPE, 60 parts of LLDPE, 150 parts of Wheat Straw powder,
75 parts of talcum powder, 70 parts of precipitated calcium carbonate, 4 parts of isopropyl three (dodecyl benzenesulfonyl) metatitanic acid rouge, 75 parts of chitin, diatom
Native 70 parts, 30 parts of foaming agent, 20 parts of foam stabiliser, 20 parts of toughener.
Wherein, the partial size of the Wheat Straw powder is 120 mesh, and the foaming agent is azodicarbonamide, the foam is stablized
Agent is gelatine, and the toughener increases to polyethylene glycol.
A method of above-mentioned EPE pearl wool is prepared, is included the following steps:
S1: each raw material is weighed according to parts by weight of raw materials;
S2: talcum powder and precipitated calcium carbonate is dry, after crossing 150 meshes, with isopropyl three (dodecyl benzenesulfonyl) metatitanic acid
Together, the speed at 115 DEG C with 750rpm is stirred 25min to rouge, Wheat Straw powder is added, then then with the speed of 1750rpm
7min is blended in degree, and modified natural fiber is made;
S3: modified natural fiber made from LDPE, LLDPE, S2 is added in 110 DEG C of kneading machine and is kneaded 13min, then is successively added
Enter chitin, diatomite, foaming agent, foam stabiliser, toughener, keep kneading machine temperature, continues bottom sheet after mixing 4min, cut
Slabbing sample;
S4: sheet specimens prepared by step S2 are in 20 DEG C of -30 DEG C of placement 14h, then carry out moulded from foam.
Embodiment 3
A kind of EPE pearl wool, preparing raw material by weight includes: 500 parts of LDPE, 100 parts of LLDPE, Wheat Straw powder 200
Part, 100 parts of talcum powder, 95 parts of precipitated calcium carbonate, 5 parts of isopropyl three (dodecyl benzenesulfonyl) metatitanic acid rouge, 90 parts of chitin,
100 parts of diatomite, 45 parts of foaming agent, 30 parts of foam stabiliser, 30 parts of toughener.
Wherein, the partial size of the Wheat Straw powder is 160 mesh, and the foaming agent is azodicarbonamide, the foam is stablized
Agent is gelatine, and the toughener increases to polyethylene glycol.
A method of above-mentioned EPE pearl wool is prepared, is included the following steps:
S1: each raw material is weighed according to parts by weight of raw materials;
S2: talcum powder and precipitated calcium carbonate is dry, after crossing 150 meshes, with isopropyl three (dodecyl benzenesulfonyl) metatitanic acid
Together, the speed at 120 DEG C with 1000rpm is stirred 30min to rouge, Wheat Straw powder is added, then then with the speed of 2000rpm
10min is blended in degree, and modified natural fiber is made;
S3: modified natural fiber made from LDPE, LLDPE, S2 is added in 120 DEG C of kneading machine and is kneaded 15min, then is successively added
Enter chitin, diatomite, foaming agent, foam stabiliser, toughener, keep kneading machine temperature, continues bottom sheet after mixing 5min, cut
Slabbing sample;
S4: sheet specimens prepared by step S2 are in 20 DEG C of -30 DEG C of placement 16h, then carry out moulded from foam.
The main physical index of EPE pearl wool made from embodiment 1-3 is tested, testing result is as shown in table 1:
The main physical index of EPE pearl wool made from 1 embodiment 1-3 of table
Claims (6)
1. a kind of EPE pearl wool, which is characterized in that it includes: 300-500 parts of LDPE, LLDPE that it, which prepares raw material by weight,
20-100 parts, 100-200 parts of Wheat Straw powder, 50-100 parts of talcum powder, 45-95 parts of precipitated calcium carbonate, three (dodecane of isopropyl
Base benzenesulfonyl) 3-5 parts of metatitanic acid rouge, 60-90 parts of chitin, 50-100 parts of diatomite, 15-45 parts of foaming agent, foam stabiliser
10-30 parts, 10-30 parts of toughener.
2. EPE pearl wool according to claim 1, which is characterized in that it includes: LDPE 400 that it, which prepares raw material by weight,
Part, 60 parts of LLDPE, 150 parts of Wheat Straw powder, 75 parts of talcum powder, 70 parts of precipitated calcium carbonate, (the detergent alkylate sulphur of isopropyl three
Acyl group) 4 parts of metatitanic acid rouge, 75 parts of chitin, 70 parts of diatomite, 30 parts of foaming agent, 20 parts of foam stabiliser, 20 parts of toughener.
3. EPE pearl wool according to claim 2, which is characterized in that the partial size of the Wheat Straw powder is 80-160 mesh.
4. EPE pearl wool according to claim 3, which is characterized in that the foaming agent is azodicarbonamide, the bubble
Foam stabilizers are gelatine.
5. EPE pearl wool according to claim 4, which is characterized in that the toughener increases to polyethylene glycol.
6. a kind of method for preparing the described in any item EPE pearl wools of claim 1-5, which comprises the steps of:
S1: each raw material is weighed according to parts by weight of raw materials;
S2: talcum powder and precipitated calcium carbonate is dry, after crossing 150 meshes, with isopropyl three (dodecyl benzenesulfonyl) metatitanic acid
Together, the speed at 110-120 DEG C with 500-1000rpm is stirred 20-30min to rouge, then addition Wheat Straw powder, then with
5-10min is blended in the speed of 1500-2000rpm, and modified natural fiber is made;
S3: modified natural fiber made from LDPE, LLDPE, S2 being added in 100-120 DEG C of kneading machine and is kneaded 10-15min,
Chitin, diatomite, foaming agent, foam stabiliser, toughener are sequentially added, kneading machine temperature is kept, continues to be kneaded 3-
Bottom sheet after 5min, is cut into sheet specimens;
S4: sheet specimens prepared by step S2 are in 20 DEG C of -30 DEG C of placement 12-16h, then carry out moulded from foam.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110790998A (en) * | 2019-09-24 | 2020-02-14 | 惠州市志海新威科技有限公司 | Ultra-light polyethylene foaming agent and preparation method and application thereof |
CN113024918A (en) * | 2019-12-24 | 2021-06-25 | 华东理工大学 | EPE pearl wool material and preparation method and application thereof |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105778247A (en) * | 2016-05-30 | 2016-07-20 | 深圳市康尼塑胶有限公司 | Polyethylene foam material prepared from natural fibers and preparation method thereof |
CN107880348A (en) * | 2017-10-19 | 2018-04-06 | 合肥朗胜新材料有限公司 | A kind of modified peanut powder/EPE composites and preparation method thereof |
-
2018
- 2018-08-23 CN CN201810964837.6A patent/CN108976569A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105778247A (en) * | 2016-05-30 | 2016-07-20 | 深圳市康尼塑胶有限公司 | Polyethylene foam material prepared from natural fibers and preparation method thereof |
CN107880348A (en) * | 2017-10-19 | 2018-04-06 | 合肥朗胜新材料有限公司 | A kind of modified peanut powder/EPE composites and preparation method thereof |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110790998A (en) * | 2019-09-24 | 2020-02-14 | 惠州市志海新威科技有限公司 | Ultra-light polyethylene foaming agent and preparation method and application thereof |
CN113024918A (en) * | 2019-12-24 | 2021-06-25 | 华东理工大学 | EPE pearl wool material and preparation method and application thereof |
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