CN104086892A - Economical environment-friendly degradable plastic sheet and preparation method thereof - Google Patents
Economical environment-friendly degradable plastic sheet and preparation method thereof Download PDFInfo
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- CN104086892A CN104086892A CN201410360248.9A CN201410360248A CN104086892A CN 104086892 A CN104086892 A CN 104086892A CN 201410360248 A CN201410360248 A CN 201410360248A CN 104086892 A CN104086892 A CN 104086892A
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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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
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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
- 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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- 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
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/12—Polypropene
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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
- C08J2423/10—Homopolymers or copolymers of propene
- C08J2423/12—Polypropene
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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
- C08L2201/00—Properties
- C08L2201/06—Biodegradable
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Health & Medical Sciences (AREA)
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Abstract
The invention relates to an economical environment-friendly degradable plastic sheet and a preparation method thereof. The economical environment-friendly degradable plastic master batch is composed of polyolefin, calcium carbonate, a photosensitizer, an oxidative degradation agent, a biodegradation control agent, a processing assistant, a coupling agent, a heat stabilizer, a photostabilizer and an antioxidant. The sheet is prepared from the following raw materials in parts by weight: 30 parts of economical environment-friendly degradable plastic master batch, 60-100 parts of activated calcium carbonate, 10-20 parts of short fiber and 0.5-2.5 parts of coupling agent. The invention provides a production method of the economical environment-friendly degradable master batch. The master batch can be mixed with other plastics to process degradable plastic products. Compared with the prior art, the technique for processing the economical environment-friendly degradable sheet adopts abundant calcium carbonate and chopped fibers as the processing raw materials, and thus, ensures the operating requirements of the product on the premise of lowering the production cost. The sheet has high chemical stability (high temperature resistance, water resistance, oil resistance and the like), can be used for packaging in the fields of food, toys, hardware, electronic products and the like, has the advantages of high biological decomposition speed, low cost and the like, and can easily implement industrialization.
Description
Technical field
This patent relates to degradative plastics technical field, refers in particular to the preparation method of a kind of economic environment-friendly type degradable plastics mother material and sheet material thereof.
Background technology
The effective means that degradative plastics pollutes as mitigating circumstances in recent years, has caused people's extensive concern.But because the property indices of degradative plastics is compared and also had certain gap with conventional plastic, and higher its market acceptance that causes of production cost is not also very high, is difficult to promote the use of.
The present invention compared with prior art has following advantages:
(1) appearance preservation any surface finish of material, nontoxic, harmless, free from extraneous odour, use be all food grade materials, hygiene;
(2) product has the chemical stabilities such as enough mechanical properties and high temperature resistant, water-fast, oil-proofness, meets the cutlery box of packaging material for food, the service requirements of plastic uptake injecting products completely;
(3) used goods can be decomposed under field conditions (factors) water and carbonic acid gas in 1～2 year, and biodegradation rate is fast, and can not produce white pollution, meets the requirement of environmental protection;
(4) production process can realize mechanize, automatization, and mass-producing, industrialization, lower cost for material, market outlook are wide, and demand is huge.
Summary of the invention
The invention solves prior art for the degradative plastics sheet material expensive problem that processes raw material, a kind of technology be provided, adopt calcium carbonate and fiber reinforcement as raw materials for production, reduced product cost, ensure to have met again requirement of strength and the service requirements of product,
Technology contents of the present invention is as follows:
1) in parts by weight: the formula of A, economic environment-friendly type degradable plastics mother material: 10～30 parts of polyolefine, 0.02～0.3 part of photosensitizers, 10～30 parts of oxidative degradation agent, 0.02～0.3 part of biological degradation control agent, 0.5～2.5 part of processing aid, 0.5～2.5 part of coupling agent, 1～20 part of thermo-stabilizer, 1～20 part of photostabilizer, 1～5 part of antioxidant, 20～40 parts, calcium carbonate.B, economic environment-friendly type degradative plastics sheet material formula: 30 parts of economic environment-friendly type degradable plastics mother materials, 70 parts of polyolefine, 60～100 parts of activated Calcium carbonates, 10～20 parts, staple fibre, 0.5～2.5 part of coupling agent.
2) economic environment-friendly type degradative plastics sheet material, preparation method: A, in advance stopping composition calcium carbonate is put into high speed mixing smelting machine high speed rotating by formula, coupling agent solvent cut, spray in calcium carbonate material, mix, add polyolefine, photosensitizers, oxidative degradation agent, biological degradation control agent, processing aid thermo-stabilizer, photostabilizer, antioxidant, and it is even to control temperature blend in 60～100 DEG C, after mixing, put into low speed mixer combination cooling, then add twin screw extruder extruding pelletization as economic environment-friendly type degradable plastics mother material; B, activated Calcium carbonate, staple fibre are added to rotating speed is to add coupling agent to mix mutually with it in the high-speed mixer of 800 revs/min, then add polyolefine, control temperature blend in 60～100 DEG C even, after mixing, put into low speed mixer combination cooling, then add twin screw extruder extruding pelletization; The plastic pellet of preparation is mixed in high-speed mixer with economic environment-friendly type degradable plastics mother material again, add together single screw extrusion molding machine extrusion sheet product.
Embodiment
Below by specific embodiment, the present invention is described in detail.
Embodiment 1:
1) preparation of economic environment-friendly type degradable plastics mother material: in advance 30 parts, stopping composition calcium carbonate is put into high speed mixing smelting machine high speed rotating by formula, solvent cut for 1 part of silane coupling agent, spray in calcium carbonate material, mix, add 20 parts of polypropylene, 0.1 part, alkoxyl group nickel, 10 parts of iron stearates, 0.05 part of poly butylene succinate, 1 part of polyethylene wax, 5 parts of Zinic stearass, 3 parts of Whitfield's ointment-4-tertiary butyl phenyl esters, 2 parts of 1-hydroxy-3-methyl-4-isopropyl benzenes, and it is even to control temperature blend in 60～100 DEG C, after mixing, put into low speed mixer combination cooling, then add twin screw extruder extruding pelletization as economic environment-friendly type degradable plastics mother material,
2) preparation of environment-friendly type degradative plastics sheet material: it is to add 1.5 parts of silane coupling agents to mix mutually with it in the high-speed mixer of 800 revs/min that 10 parts, 80 parts, calcium carbonate, staple fibre is added to rotating speed, add 40 parts of polypropylene, control temperature blend in 60～100 DEG C even, after mixing, put into low speed mixer combination cooling, then add twin screw extruder extruding pelletization; The plastic pellet of preparation is mixed in mixing machine with 30 parts of economic environment-friendly type degradable plastics mother materials again, add together single screw extrusion molding machine extrusion sheet product.
Embodiment 2:
1) preparation of economic environment-friendly type degradable plastics mother material: in advance 40 parts, stopping composition calcium carbonate is put into high speed mixing smelting machine high speed rotating by formula, solvent cut for 1.5 parts of titanate coupling agents, spray in calcium carbonate material, mix, add polipropene 25 part, 0.2 part, alkoxyl group nickel, 10 parts of manganese stearates, 0.08 part of polylactide, 1.5 parts of epoxy soybean oils, 5 parts of Zinic stearass, 3 parts of 4 tert octylplhenyl salicylates, 2, 2 parts of 6-ditertbutylparacresols, and it is even to control temperature blend in 60～100 DEG C, after mixing, put into low speed mixer combination cooling, then add twin screw extruder extruding pelletization as economic environment-friendly type degradable plastics mother material,
2) preparation of environment-friendly type degradative plastics sheet material: it is to add 2 parts of silane coupling agents to mix mutually with it in the high-speed mixer of 800 revs/min that 15 parts, 30 parts, calcium carbonate, staple fibre is added to rotating speed, add 35 parts of polypropylene, control temperature blend in 60～100 DEG C even, after mixing, put into low speed mixer combination cooling, then add twin screw extruder extruding pelletization; The plastic pellet of preparation is mixed in mixing machine with 30 parts of economic environment-friendly type degradable plastics mother materials again, add together single screw extrusion molding machine extrusion sheet product.
According to the instruction of above specification sheets, those skilled in the art in the invention can also become plastics with other plastics hybrid process by economic environment-friendly type degradable plastics mother material, can appropriately adjust amendment to the present invention in actual applications, product all can final and soil assimilation in 6～18 months.
Claims (10)
1. an economic environment-friendly type degradative plastics sheet material, it is characterized in that, meter by weight, its raw material composition comprises: 30 parts of economic environment-friendly type degradable plastics mother materials, 70 parts of polyolefine, 60～100 parts of activated Calcium carbonates, 10～20 parts, staple fibre, 0.5～2.5 part of coupling agent; Described economic environment-friendly type degradable plastics mother material composition comprises: 10～30 parts of polyolefine, 0.02～0.3 part of photosensitizers, 10～30 parts of oxidative degradation agent, 0.02～0.3 part of biological degradation control agent, 0.5～2.5 part of processing aid, 0.5～2.5 part of coupling agent, 1～20 part of thermo-stabilizer, 1～20 part of photostabilizer, 1～5 part of antioxidant, 20～40 parts, calcium carbonate.
2. economic environment-friendly type degradative plastics sheet material according to claim 1, is characterized in that: described polyolefine is: at least one in polyethylene, polypropylene, polystyrene.
3. economic environment-friendly type degradative plastics sheet material according to claim 1, is characterized in that: described coupling agent is: at least one in titanate coupling agent, aluminate coupling agent silane coupling agent.
4. economic environment-friendly type degradative plastics sheet material according to claim 1, it is characterized in that: described photosensitizers is alkyl nickel, alkoxyl group nickel, alkylthio nickel, two (3,5-di-tert-butyl-4-hydroxyl benzyl phosphonic acids list second fat) nickel, 2,2 '-thiobis (the tertiary octyl phenol oxygen of 4-base) nickel-n-Butyl Amine 99 complex compound, 2,2 '-thiobis (the tertiary octyl phenol oxygen of 4-base) nickel.
5. economic environment-friendly type degradative plastics sheet material according to claim 1, is characterized in that: described oxidative degradation agent is: octyl ferrocene, just pungent phthalidyl ferrocene, hendecene phthalidyl ferrocene, iron stearate, manganese stearate, cobalt stearate, copper stearate.
6. economic environment-friendly type degradative plastics sheet material according to claim 1, is characterized in that: described antioxidant is: 1-hydroxy-3-methyl-4-isopropyl benzene, 2,6 ditertiary butyl p cresol.
7. economic environment-friendly type degradative plastics sheet material according to claim 1, is characterized in that: described biological degradation control agent is: at least one in salicylate class, Benzophenones, polylactide, poly butylene succinate.
8. economic environment-friendly type degradative plastics sheet material according to claim 1, is characterized in that: described processing aid is epoxy soybean oil or polyethylene wax.
9. economic environment-friendly type degradative plastics sheet material according to claim 1, is characterized in that: described thermo-stabilizer is barium stearate or Zinic stearas.
10. economic environment-friendly type degradative plastics sheet material according to claim 1, is characterized in that, its preparation method comprises the following steps:
The preparation of A, economic environment-friendly type degradable plastics mother material: in advance stopping composition calcium carbonate is put into high speed mixing smelting machine high speed rotating by formula, coupling agent solvent cut, spray in calcium carbonate material, mix, add polyolefine, photosensitizers, oxidative degradation agent, biological degradation control agent, processing aid thermo-stabilizer, photostabilizer, antioxidant, and it is even to control temperature blend in 60～100 DEG C, after mixing, put into low speed mixer combination cooling, then add twin screw extruder extruding pelletization as economic environment-friendly type degradable plastics mother material;
The preparation of B, economic environment-friendly type degradative plastics sheet material: it is to add coupling agent to mix mutually with it in the high-speed mixer of 800 revs/min that activated Calcium carbonate, staple fibre are added to rotating speed, then add polyolefine, control temperature blend in 60～100 DEG C even, after mixing, put into low speed mixer combination cooling, then add twin screw extruder extruding pelletization; The plastic pellet of preparation is mixed in high-speed mixer with economic environment-friendly type degradable plastics mother material again, add together single screw extrusion molding machine extrusion sheet product.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410360248.9A CN104086892A (en) | 2014-07-25 | 2014-07-25 | Economical environment-friendly degradable plastic sheet and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105367979A (en) * | 2015-11-16 | 2016-03-02 | 黄林海 | Synthetic degradable plastic |
| CN108373586A (en) * | 2018-04-11 | 2018-08-07 | 合肥励仙电力工程有限公司 | A kind of degradable ep-type material of electronic component and preparation method thereof |
| CN109575437A (en) * | 2018-11-20 | 2019-04-05 | 曹峰 | A kind of preparation method of high tenacity modified polypropene pellet |
| CN115260662A (en) * | 2022-08-26 | 2022-11-01 | 株洲时代工程塑料科技有限责任公司 | High-toughness bio-based plastic/polypropylene composite material and preparation method thereof |
-
2014
- 2014-07-25 CN CN201410360248.9A patent/CN104086892A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105367979A (en) * | 2015-11-16 | 2016-03-02 | 黄林海 | Synthetic degradable plastic |
| CN108373586A (en) * | 2018-04-11 | 2018-08-07 | 合肥励仙电力工程有限公司 | A kind of degradable ep-type material of electronic component and preparation method thereof |
| CN109575437A (en) * | 2018-11-20 | 2019-04-05 | 曹峰 | A kind of preparation method of high tenacity modified polypropene pellet |
| CN115260662A (en) * | 2022-08-26 | 2022-11-01 | 株洲时代工程塑料科技有限责任公司 | High-toughness bio-based plastic/polypropylene composite material and preparation method thereof |
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Application publication date: 20141008 |