CN102108159A - Cocoanut fiber reinforced polypropylene complex and preparation method thereof - Google Patents
Cocoanut fiber reinforced polypropylene complex and preparation method thereof Download PDFInfo
- Publication number
- CN102108159A CN102108159A CN2009102472932A CN200910247293A CN102108159A CN 102108159 A CN102108159 A CN 102108159A CN 2009102472932 A CN2009102472932 A CN 2009102472932A CN 200910247293 A CN200910247293 A CN 200910247293A CN 102108159 A CN102108159 A CN 102108159A
- Authority
- CN
- China
- Prior art keywords
- coir fibre
- polypropylene
- reinforced polypropylene
- compatilizer
- preparation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to a cocoanut fiber reinforced polypropylene complex and a preparation method thereof. The complex comprises the following components in percentage by weight: 52 to 85 percent of polypropylene, 10 to 40 percent of cocoanut fibers, 3 to 8 percent of compatilizer, 0.1 to 1 percent of antioxidant and 0.1 to 1 percent of lubricant. The preparation method comprises the following steps of: dissolving ortho-aminophenol in hydrochloric acid, and mixing the solution and NaNO2 to obtain ortho-cloro diazo phenol solution; soaking the cocoanut fibers in ice water bath of NaOH; dropwise adding ortho-cloro diazo phenol solution into the ice water bath of NaOH; taking out the cocoanut fibers and drying the cocoanut fibers in the air; mixing the treated cocoanut fibers and the other raw materials; and adding the mixture in a screw extrusion machine, and extruding and pelleting the mixture to obtain the product. When the preparation method is compared with the prior art, the cost of the raw materials is further reduced. Due to the introduction of the cocoanut fibers, plastic fittings used for vehicles and prepared from the material are easier to recycle and treat.
Description
Technical field
The present invention relates to a kind of mixture and preparation method thereof, especially relate to a kind of coir fibre Reinforced Polypropylene mixture and preparation method thereof.
Background technology
Along with the introducing of new ideas such as " green, ecological, environmental protection ", people have higher requirement to traditional strongthener.Have excellent heat-resisting and mechanical property as glass filament reinforced plastics, but be difficult to the treatment process that obtains suiting after using.Owing to face many environmental problems, the recovery of a lot of traditional reinforced plastics and processing utilize and have caused that people pay close attention to widely.For this reason, it is little that people have invested density to sight, and the natural fiber that the source is abundant is as the strongthener as synthetic resins such as jute, xylon, coir fibre.Compare with glass fibre, natural fiber has that density is little, cost and energy consumption is low, to equipment do not have wearing and tearing, recyclable, harmless, be beneficial to plurality of advantages such as environmental protection.
Coir fibre is as natural fiber inexpensive, light weight, and price is more cheap than jute, sisal hemp, and density is minimum in common natural fiber.For this reason, people begin to attempt coir fibre is used in macromolecular materials such as natural rubber, polyester, polyethylene.The present invention handles coir fibre earlier by ad hoc approach, be intended to improve itself and the consistency of polypropylene matrix material, thus obtain a kind of completely newly and the polypropylene composite material that can be used for the automobile plastic spare and accessory parts of environmental protection.
Summary of the invention
Purpose of the present invention is exactly to provide a kind of excellent property in order to overcome the defective that above-mentioned prior art exists, be applicable to coir fibre Reinforced Polypropylene mixture of automobile plastic spare and accessory parts and preparation method thereof.
Purpose of the present invention can be achieved through the following technical solutions:
A kind of coir fibre Reinforced Polypropylene mixture is characterized in that, said composition comprises following component and content (wt%):
Polypropylene 52-85;
Coir fibre 10-40;
Compatilizer 3-8;
Oxidation inhibitor 0.1-1;
Lubricant 0.1-1.
Described polypropylene comprises Co-polypropylene or block polypropylene.
Described coir fibre length is 1-3mm, is that the NaOH solution of 4%-6% (wt%) and the adjacent chlorine diazonium phenol processing of new preparation obtain through concentration.
Described compatilizer is the oligopolymer of polypropylene grafted unsaturated acid or acid anhydrides, and the melting index 40-150g/10min of compatilizer, percentage of grafting are 0.5-1%.
Described oxidation inhibitor is the composite of Hinered phenols antioxidant and phosphite ester kind antioxidant, and described Hinered phenols antioxidant comprises commercially available antioxidant 1010, and described phosphite ester kind antioxidant comprises commercially available oxidation inhibitor 168.
Described lubricant is stearic amide TAF.
A kind of preparation method of coir fibre Reinforced Polypropylene mixture is characterized in that, this method may further comprise the steps:
(1) prepare raw material according to following component and content (wt%):
Polypropylene 52-85,
Coir fibre 10-40,
Compatilizer 3-8,
Oxidation inhibitor 0.1-1,
Lubricant 0.1-1;
(2) handle coir fibre: at first Ortho-Aminophenol is dissolved in the hydrochloric acid of 0.5mol/L, then at the NaNO that is lower than under 5 ℃ the ice-water bath with 1mol/L
2Mix, be prepared into adjacent chlorine diazonium phenol solution; Then will be through cleaning and dry, humidity is that the coir fibre of 1-2% immerses in the NaOH ice-water bath that temperature is lower than 5 ℃, handles 10min; Slowly drip adjacent chlorine diazonium phenol solution to above-mentioned mixed solution, continue to stir, continue to handle 10min; Dispose, coir fibre is taken out, after soap lye and a large amount of clear water cleaning for several times, in air, dry;
(3) coir fibre and other raw material of handling well mixed the screw rod machine of putting into, the rotating speed of control screw rod machine is 180-600rpm, and temperature is 170-190 ℃, carries out extruding pelletization and promptly obtains product.
Compared with prior art, the present invention joins the coir fibre of " green, environmental protection " in traditional polypropylene system as wild phase, when making its various aspects of performance satisfy the automobile plastic component, increase the content of coir fibre as far as possible, further reduce the cost of raw material; The introducing of coir fibre, will make the prepared automobile plastic accessory of such material recycling, handle more easy.
Embodiment
The present invention is described in detail below in conjunction with specific embodiment.
Embodiment 1-2
(1) prepares raw material according to following component: polypropylene, coir fibre, compatilizer, oxidation inhibitor, lubricant, wherein polypropylene is a Co-polypropylene, coir fibre length is 1-3mm, compatilizer is the oligopolymer of polypropylene grafted unsaturated acid, the melting index 40-150g/10min of compatilizer, percentage of grafting are 0.5-1%, and oxidation inhibitor is the compound of antioxidant 1010 and oxidation inhibitor 168, lubricant is stearic amide TAF, and each material content is as shown in table 1.
(2) pre-treatment of coir fibre: at first Ortho-Aminophenol is dissolved in the hydrochloric acid of 0.5mol/L, then at the NaNO that is lower than under 5 ℃ the ice-water bath with 1mol/L
2Mix, be prepared into adjacent chlorine diazonium phenol solution; Then will be through cleaning and exsiccant coir fibre (its humidity only is 1-2%) is immersed in 5% temperature and is lower than in 5 ℃ the NaOH ice-water bath processing 10min; Slowly drip adjacent chlorine diazonium phenol solution to above-mentioned mixed solution, continue to stir, continue to handle 10min; Dispose, coir fibre is taken out, after soap lye and a large amount of clear water cleaning for several times, in air, dry.
(3) starting material mix: the coir fibre that pre-treatment is good and other raw materials and auxiliary agent are put into high-speed mixer, mix 4min, and it is even to carry out thorough mixing.
(4) granulation: the material that mixes is put into twin screw extruder, is 180 ℃ in temperature, and the screw rod revolution is an extruding pelletization under the condition of 200rpm.
Comparative Examples
(1) prepare raw material according to following component: polypropylene, oxidation inhibitor, lubricant, wherein polypropylene is a Co-polypropylene, and oxidation inhibitor is the compound of antioxidant 1010 and oxidation inhibitor 168, and lubricant is stearic amide TAF, and each material content is as shown in table 1.
(2) pre-treatment of coir fibre: at first Ortho-Aminophenol is dissolved in the hydrochloric acid of 0.5mol/L, then at the NaNO that is lower than under 5 ℃ the ice-water bath with 1mol/L
2Mix, be prepared into adjacent chlorine diazonium phenol solution; Then will through cleaning and exsiccant coir fibre (its humidity only is 1-2%) to be immersed in concentration be 5% (wt%), temperature is lower than in 5 ℃ the NaOH ice-water bath, processing 10min; Slowly drip adjacent chlorine diazonium phenol solution to above-mentioned mixed solution, continue to stir, continue to handle 10min; Dispose, coir fibre is taken out, after soap lye and a large amount of clear water cleaning for several times, in air, dry.
(3) starting material mix: the coir fibre that pre-treatment is good and other raw materials and auxiliary agent are put into high-speed mixer, mix 4min, and it is even to carry out thorough mixing.
(4) granulation: the material that mixes is put into twin screw extruder, is 180 ℃ in temperature, and the screw rod revolution is an extruding pelletization under the condition of 200rpm.
Table 1
| Raw material (wt%) | Comparative Examples | Embodiment 1 | Embodiment 2 |
| Polypropylene | 100 | 84 | 74 |
| Coir fibre | / | 10 | 20 |
| Compatilizer | / | 5 | 5 |
| Oxidation inhibitor | 0.4 | 0.4 | 0.4 |
| Lubricant | 0.4 | 0.4 | 0.4 |
Embodiment 3
A kind of preparation method of coir fibre Reinforced Polypropylene mixture, this method may further comprise the steps:
(1) prepares raw material according to following component and content: the 52kg polypropylene, the 40kg coir fibre, the 3kg compatilizer, 0.1kg oxidation inhibitor, 0.1kg lubricant, wherein polypropylene is a block polypropylene, compatilizer is the oligopolymer of polypropylene grafted unsaturated acid anhydride, and the melting index 150g/10min of compatilizer, percentage of grafting are 0.5%, oxidation inhibitor is the compound that antioxidant 1010 and oxidation inhibitor 168 were formed by weight 1: 1, and lubricant is stearic amide TAF.
(2) handle coir fibre: at first Ortho-Aminophenol is dissolved in the hydrochloric acid of 0.5mol/L, then at the NaNO that is lower than under 5 ℃ the ice-water bath with 1mol/L
2Mix, be prepared into adjacent chlorine diazonium phenol solution; Then will be through cleaning and drying, humidity is that the coir fibre immersion temperature of 1-2% is lower than 5 ℃, concentration is in the NaOH ice-water bath of 4% (wt%), handles 10min; Slowly drip adjacent chlorine diazonium phenol solution to above-mentioned mixed solution, continue to stir, continue to handle 10min; Dispose, coir fibre is taken out, after soap lye and a large amount of clear water cleaning for several times, in air, dry;
(3) coir fibre and other raw material of handling well mixed the screw rod machine of putting into, the rotating speed of control screw rod machine is 180rpm, and temperature is 190 ℃, carries out extruding pelletization and promptly obtains product.
Embodiment 4
A kind of preparation method of coir fibre Reinforced Polypropylene mixture, this method may further comprise the steps:
(1) prepares raw material according to following component and content: the 85kg polypropylene, the 10kg coir fibre, the 8kg compatilizer, 1kg oxidation inhibitor, 1kg lubricant, wherein polypropylene is a block polypropylene, compatilizer is the oligopolymer of polypropylene grafted unsaturated acid anhydride, and the melting index 100g/10min of compatilizer, percentage of grafting are 0.8%, oxidation inhibitor is the compound that antioxidant 1010 and oxidation inhibitor 168 were formed by weight 2: 1, and lubricant is stearic amide TAF.
(2) handle coir fibre: at first Ortho-Aminophenol is dissolved in the hydrochloric acid of 0.5mol/L, then at the NaNO that is lower than under 5 ℃ the ice-water bath with 1mol/L
2Mix, be prepared into adjacent chlorine diazonium phenol solution; Then will be through cleaning and drying, humidity is that the coir fibre immersion temperature of 1-2% is lower than 5 ℃, concentration is in the NaOH ice-water bath of 6% (wt%), handles 10min; Slowly drip adjacent chlorine diazonium phenol solution to above-mentioned mixed solution, continue to stir, continue to handle 10min; Dispose, coir fibre is taken out, after soap lye and a large amount of clear water cleaning for several times, in air, dry;
(3) coir fibre and other raw material of handling well mixed the screw rod machine of putting into, the rotating speed of control screw rod machine is 600rpm, and temperature is 170 ℃, carries out extruding pelletization and promptly obtains product.
Claims (7)
1. a coir fibre Reinforced Polypropylene mixture is characterized in that, said composition comprises following component and content (wt%):
Polypropylene 52-85;
Coir fibre 10-40;
Compatilizer 3-8;
Oxidation inhibitor 0.1-1;
Lubricant 0.1-1.
2. a kind of coir fibre Reinforced Polypropylene mixture according to claim 1 is characterized in that described polypropylene comprises Co-polypropylene or block polypropylene.
3. a kind of coir fibre Reinforced Polypropylene mixture according to claim 1 is characterized in that described coir fibre length is 1-3mm, is that the NaOH solution of 4%-6% (wt%) and the adjacent chlorine diazonium phenol processing of new preparation obtain through concentration.
4. a kind of coir fibre Reinforced Polypropylene mixture according to claim 1 is characterized in that described compatilizer is the oligopolymer of polypropylene grafted unsaturated acid or acid anhydrides, and the melting index 40-150g/10min of compatilizer, percentage of grafting are 0.5-1%.
5. a kind of coir fibre Reinforced Polypropylene mixture according to claim 1, it is characterized in that, described oxidation inhibitor is the composite of Hinered phenols antioxidant and phosphite ester kind antioxidant, described Hinered phenols antioxidant comprises commercially available antioxidant 1010, and described phosphite ester kind antioxidant comprises commercially available oxidation inhibitor 168.
6. a kind of coir fibre Reinforced Polypropylene mixture according to claim 1 is characterized in that described lubricant is stearic amide TAF.
7. the preparation method of a coir fibre Reinforced Polypropylene mixture is characterized in that, this method may further comprise the steps:
(1) prepare raw material according to following component and content (wt%):
Polypropylene 52-85,
Coir fibre 10-40,
Compatilizer 3-8,
Oxidation inhibitor 0.1-1,
Lubricant 0.1-1;
(2) handle coir fibre: at first Ortho-Aminophenol is dissolved in the hydrochloric acid of 0.5mol/L, then at the NaNO that is lower than under 5 ℃ the ice-water bath with 1mol/L
2Mix, be prepared into adjacent chlorine diazonium phenol solution; Then will be through cleaning and dry, humidity is that the coir fibre of 1-2% immerses in the NaOH ice-water bath that temperature is lower than 5 ℃, handles 10min; Slowly drip adjacent chlorine diazonium phenol solution to above-mentioned mixed solution, continue to stir, continue to handle 10min; Dispose, coir fibre is taken out, after soap lye and a large amount of clear water cleaning for several times, in air, dry;
(3) coir fibre and other raw material of handling well mixed the screw rod machine of putting into, the rotating speed of control screw rod machine is 180-600rpm, and temperature is 170-190 ℃, carries out extruding pelletization and promptly obtains product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102472932A CN102108159A (en) | 2009-12-28 | 2009-12-28 | Cocoanut fiber reinforced polypropylene complex and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102472932A CN102108159A (en) | 2009-12-28 | 2009-12-28 | Cocoanut fiber reinforced polypropylene complex and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102108159A true CN102108159A (en) | 2011-06-29 |
Family
ID=44172450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102472932A Pending CN102108159A (en) | 2009-12-28 | 2009-12-28 | Cocoanut fiber reinforced polypropylene complex and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102108159A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012087251A1 (en) * | 2010-12-21 | 2012-06-28 | Jadsadaphongphaibool Bumrung | Artificial wooden pallets from plastic and coconut fiber formulations |
| WO2012087250A1 (en) * | 2010-12-21 | 2012-06-28 | Jadsadaphongphaibool Bumrung | Composition of coconut fiber mixed polyolefins for replacment of natural wood |
| CN109021524A (en) * | 2018-07-18 | 2018-12-18 | 合肥安力电力工程有限公司 | A kind of novel environment friendly ceiling tile materials and preparation method thereof |
| CN114213760A (en) * | 2022-01-12 | 2022-03-22 | 安徽工程大学 | Hemp-coconut shell hybrid polypropylene composite material and preparation method and application thereof |
-
2009
- 2009-12-28 CN CN2009102472932A patent/CN102108159A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012087251A1 (en) * | 2010-12-21 | 2012-06-28 | Jadsadaphongphaibool Bumrung | Artificial wooden pallets from plastic and coconut fiber formulations |
| WO2012087250A1 (en) * | 2010-12-21 | 2012-06-28 | Jadsadaphongphaibool Bumrung | Composition of coconut fiber mixed polyolefins for replacment of natural wood |
| CN109021524A (en) * | 2018-07-18 | 2018-12-18 | 合肥安力电力工程有限公司 | A kind of novel environment friendly ceiling tile materials and preparation method thereof |
| CN114213760A (en) * | 2022-01-12 | 2022-03-22 | 安徽工程大学 | Hemp-coconut shell hybrid polypropylene composite material and preparation method and application thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102352116B (en) | Wood-plastic composite material and preparation method thereof | |
| CN103102660B (en) | A kind of Fibrilia/polylactic acid biodegradable composite material and preparation method thereof | |
| CN101747645B (en) | Method for preparing bamboo plastic composite material | |
| JP7359405B2 (en) | Method for producing carbon fiber and carbon fiber reinforced resin composition | |
| CN103849141A (en) | Long glassfiber reinforced nylon composite material and preparation method thereof | |
| CN103965515A (en) | Nature fiber/starch composite material and preparation method thereof | |
| CN101805516A (en) | Nylon 6 slice prepared by using waste fishing net and preparation method thereof | |
| CN102108159A (en) | Cocoanut fiber reinforced polypropylene complex and preparation method thereof | |
| CN106220965A (en) | A kind of solid Screw rod cleaning material and preparation method of screw rod cleaning material and preparation and application thereof | |
| CN108486683B (en) | PET/PVA sea-island fiber with water-soluble sea phase and production process thereof | |
| CN104927183A (en) | Method for producing building wood plastic template by using waste PP recycled material | |
| CN103589053A (en) | Long glass fiber reinforced polypropylene material, and preparation method and application thereof | |
| CN103131072A (en) | Technique for producing polyethylene composite material from waste paper | |
| CN103709773A (en) | Alkaline thiourea disentangled straw/resin composite board making method | |
| CN102766289A (en) | Formula for toughening and enhancing outer wall of high-density polyethylene (HDPE) pipe | |
| CN102558670A (en) | Flax fiber reinforced polypropylene composite material and its preparation method | |
| CN103571186A (en) | Waste CFRP (carbon fiber reinforced plastic) powder reinforced nylon composition and preparation method of nylon composition | |
| CN102807684B (en) | High concentration sericite master batch and preparation method and application thereof | |
| CN109721800A (en) | A kind of talcum powder enhancing HDPE composite and its preparation method and application | |
| CN113045867A (en) | Preparation method of degradable composite material based on modified hemp fibers | |
| CN107163296A (en) | A kind of method that utilization junk prepares composite energy-saving material | |
| CN107310216A (en) | Chopped ramie fiber/carbon fiber/thermoplastic polymer composite material plate | |
| CN103254634A (en) | Glass fiber plastic and manufacturing method thereof | |
| CN109553906A (en) | A kind of preparation method of regenerative engineering plastics | |
| CN108424601B (en) | Melt-processable water-soluble PVA (polyvinyl alcohol) slice for composite fiber and preparation process thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20110629 |