CN1117801C - Completely bio-degradable packaging vibration-damping foamed material and its production method - Google Patents
Completely bio-degradable packaging vibration-damping foamed material and its production method Download PDFInfo
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- CN1117801C CN1117801C CN 00107962 CN00107962A CN1117801C CN 1117801 C CN1117801 C CN 1117801C CN 00107962 CN00107962 CN 00107962 CN 00107962 A CN00107962 A CN 00107962A CN 1117801 C CN1117801 C CN 1117801C
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Abstract
The present invention relates to a production method of a packaging vibration damping foamed block which can be completely biodegradated. The packaging vibration damping foamed block is prepared from the following raw materials for production: starch, zinc stearate, talcum powder, sodium bicarbonate, azodicarbonamide, vegetable oil, glycerol, sorbitol, an ethylene-acrylate copolymer and a metallocene thermoplastic elastomer. In preparation, the starch, the vegetable oil, the glycerol, etc. are prepared into a powdered material first; then the ethylene-acrylate copolymer and the metallocene thermoplastic elastomer are mixed and prepared into a granular material; the packaging vibration damping foamed block is obtained by mixing, melting, molding and cooling in a proportion. The production method has the advantages of simple technology, few steps and high efficiency; the produced packaging vibration damping foamed block is degraded into carbon dioxide and water within half a year to one year in a garbage burying area, and the decomposition rate of the packaging vibration damping foamed block in water is quicker; the packaging vibration damping foamed block is an ideal substitute to foamed polystyrene, a polyethylene packaging vibration damping block and a product treating 'white pollution'.
Description
The present invention relates to the packaging vibration-damping foamed thing and the production method thereof of the production technique, particularly a kind of fully biodegradable of packing foaming piece in the plastics.
As everyone knows, destroy, often will between tr inwall and packed article, place foamed damping piece, box, plate etc. for prevent mechanical effects such as household electrical appliance, fragile article, expensive instrument, fruit etc. are hit, vibrations, pressure in the packed and transported process.These foamed damping things all are to use oil synthetic resins for a long time, serve as polystyrene, polyethylene foam and piece, box, plate of being processed into different shape etc., deliver in user's hand when packed article, the packaging vibration-damping thing goes out of use with regard to having finished use value and is rubbish.But these by oil synthetic resins make foaming product in light weight, volume is big, and need could decompose in about 200 years.They are not only a large amount of has occupied the place that heap buries rubbish, also fire hazardous, and the oil that For hundreds of millions of years forms made disposable goods through the expensive course of processing, wasted resource greatly.Even more serious is, direct atmosphere pollution of its objectionable impurities that in decomposition course, produces and water source, and very big " white pollution " works the mischief.In recent years, countries in the world all propose control measures to this " white pollution ", but effect is all not remarkable.
The object of the present invention is to provide a kind of destruction that not only can protect packed article not to be subjected to the motive power in the transportation, and heap is embedded in the rubbish and can be decomposed into the packaging vibration-damping foamed thing of fully biodegradable that carbonic acid gas and water etc. are of value to the material of plant-growth in half a year in the year after use.
Another object of the present invention provides a kind of production method of packaging vibration-damping foamed thing of above-mentioned fully biodegradable.
The raw materials for production of the packaging vibration-damping foamed thing of fully biodegradable of the present invention comprise starch, Zinic stearas, talcum powder, sodium bicarbonate, Cellmic C 121, vegetables oil, glycerine, sorbyl alcohol, ethylene acrylic acid co polymer and metallocene thermoplastic elastomer, and the parts by weight proportioning of wherein said each composition is:
Starch 50-60 part Zinic stearas 0.1-0.5 part
Talcum powder 0.3-2 part sodium bicarbonate 3-10 part
Cellmic C 121 0.5-5 part vegetables oil 1-5 part
Glycerine 4-8 part sorbyl alcohol 10-15 part
Ethylene acrylic acid co polymer 15-25 part
Metallocene thermoplastic elastomer 5-10 part
Wherein, described starch can adopt the industrial starch that renewable resourcess such as agricultural year crop corn, potato, cassava, sweet potato are made.
Described vegetables oil can be Semen Maydis oil, soybean wet goods.
Described ethylene acrylic acid co polymer is the commercially available prod, and its effect is as coupling agent.
Described metallocene thermoplastic elastomer is a high-tech product, is to adopt metallocene to make a kind of oil synthetic resins of catalyzer synthetic, and U.S. EXXON company is on sale.
Packaging vibration-damping foamed production method of fully biodegradable of the present invention comprises mixes starch, Zinic stearas, talcum powder, sodium bicarbonate, Cellmic C 121, stir, under stirring condition, add vegetables oil and glycerine, sorbyl alcohol successively, obtain powder after stirring; Ethylene acrylic acid co polymer, the mixing of metallocene thermoplastic elastomer are obtained pellet; Under 105-130 ℃ temperature, in powder: the ratio of pellet: 80-85: 15-20 gets final product through mixed melting, moulding, cooling.
Packaging vibration-damping foamed production method of fully biodegradable of the present invention can also comprise the foaming thing of cooling forming that again through cut-out, packing and checking procedure qualified back is sold.
Wherein, the mixing process of described each raw material all can be carried out in the high-speed mixing stirrer.
The mixing process of described ethylene acrylic acid co polymer and metallocene thermoplastic elastomer can be carried out in conical twin-screw mixer; The granularity of made pellet is 2-3mm at diameter, and long is 2-3mm.
The mixed melting of described powder and pellet, moulding process can be carried out in intermeshing twin screw extruder.Detailed process is: ZSK58 rotated in the same way, and the preheating of intermeshing twin screw extruder machine barrel, first district is 120 ℃-125 ℃; Second district is 125 ℃-130 ℃; The 3rd district is 120 ℃-125 ℃; The 4th district is 120 ℃-125 ℃; The 5th district is 110 ℃-120 ℃; Mould is 105 ℃-115 ℃; After each district of ZSK58 is preheating to temperature, start main motor, rotating speed is transferred to 100-200r/min; Start two weight-loss metering feeding machines, set rate of feeding to the ZSK58 feeding; When molten materials when nib is extruded, directly introduce cooling apparatus.
Described nib is shaped as tubulose, column, 8 fonts, S shape.
Described process of cooling can be carried out in-5 ~-3 ℃ cold bed.
Cut-out, packing and the checking procedure of the foaming thing of described cooling forming comprises introduces stapling machine to the foaming thing of cooling forming, regulates the cutting knife rotating speed, cuts into needed length; The column foaming thing that cuts into is transported to the separator of packing shop through wind-force; Carry out weather-proof dressing by customer requirements, through selling after the assay was approved.
The advantage of packaging vibration-damping foamed production method of fully biodegradable of the present invention is that technology is simple, adopt single stage method that various raw materials are processed into biodegradable foamed block of material, and starch do not need modification directly to make raw material, makes course of processing operation few, the efficient height.The product that adopts renewable resourcess manufacturings such as agricultural year crop corn, potato, cassava, sweet potato is as raw material of the present invention, non-renewable petroleum resources have been saved, help implementation of sustainable development, increased additional value of farm products simultaneously, eliminated expanded plastic and taken a large amount of refuse tips and cause " white pollution "; And used industrial starch is done raw material, does not need modification, and production process simplification, cost are reduced; Utilize ethylene acrylic acid co polymer, metallocene thermoplastic elastomer to carry out starch conversion, make the 80% above material can biological degradation in short duration, and vegetables oil, stearate, sodium salt can quicken ethylene acrylic acid co polymer, the rapid depolymerization of metallocene thermoplastic elastomer, when their molecular weight below 6000, easilier be that microorganism utilizes and decompose, thereby, solved blank because of banning use of polystyrene foamed, polyethylene damping product to cause by complete biodegradable; Adopt the twin screw extrusion processing technology of electromechanical integration, only needed 6 minutes just can finish the course of processing of complexity, and make finished product, not only invest for a short time, and reduced energy consumption.
Adopt the complete biodegradable foamed damping piece of packaging vibration-damping foamed production method production of fully biodegradable of the present invention; can pack in the bag that Biodegradable films makes by tr requirement size; become six pads, recharge around the packed article, play the shock-absorbing protecting effect.The discarded back of this foamed damping piece year is degraded into carbonic acid gas and water half a year to one in scrap heap buries the field; Particularly this fully biodegradable foamed damping piece bubbly water 24 hours broken foam shape, decomposition rate is faster, is the desirable surrogate that replaces polystyrene foamed, polyethylene packaging snubber block, improvement " white pollution ".Because of this product contains a large amount of starch and foodstuff raw material, also can make fertilizer after discarding and use.
Further describe the present invention below in conjunction with embodiment
Embodiment:
Packaging vibration-damping foamed of a kind of fully biodegradable, its raw materials for production comprise 50 parts of starch, 0.3 part of Zinic stearas, 0.7 part of talcum powder, 5 parts of sodium bicarbonates, 2 parts of Cellmic C 121s, 4 parts of Semen Maydis oils, 5 parts of glycerine, 13 parts of sorbyl alcohols, 15 parts of ethylene acrylic acid co polymers, 5 parts of metallocene thermoplastic elastomers.
During preparation, carry out according to the following steps:
1, takes by weighing 100 kilograms of starch, 0.6 kilogram of Zinic stearas, 1.4 kilograms of talcum powder, 10 kilograms of sodium bicarbonates, 4 kilograms of Cellmic C 121s, in high-speed stirring mixer, mixed 5 minutes; Take by weighing 8 kilograms of Semen Maydis oils and add in the high-speed stirring mixer, restir mixed 5 minutes; Take by weighing 10 kilograms of glycerine, 26 kilograms of sorbyl alcohols, mixed 5 minutes in the adding high-speed stirring mixer, obtain powder, discharging adds mixed powder feed storehouse.
2, take by weighing 75 kilograms of ethylene acrylic acid co polymers, 25 kilograms of metallocene thermoplastic elastomers add in the conical twin-screw mixer and mixed 15 minutes, obtain pellet.
3, per hour with mixed powder to 80 kilograms of powder weight-loss metering feeding machine feed; Per hour will mix pellet to 20 kilograms of pellet weight-loss metering feeding machine feed.
4, power turn-on master switch starts ZSK58 twin screw extruder heater switch, and temperature control instrument is set in 120 ℃ in first district; 127 ℃ in second district; 122 ℃ in the 3rd district; 122 ℃ in the 4th district; 115 ℃ in the 5th district; 108 ℃ on mould; With each machine barrel heating, be 1.5 hours heat-up time; Adjust template nib shape and compression factor and reach 8; Start main motor, and rotating speed is adjusted to 200
r/ min; Start the weight-loss metering feeding machine, adjust rate of feeding, powder 80kg/h, pellet 20kg/h is to ZSK58 twin screw extruder feeding in proportion; When the foaming melts when the nib mesohigh is extruded, become foamed strip.
5, foamed strip is introduced-5 ℃ cold air transmission box internal cooling typing, passed the cold air transmission box, arrive stapling machine.
6, the foamed strip of cooling forming is introduced stapling machine, regulate the cutting knife rotating speed, cut into needed length; The column foaming piece wind-force that cuts into is transported to the separator of packing shop; Carry out weather-proof dressing by customer requirements, through selling after the assay was approved.
Claims (10)
1, a kind of packaging vibration-damping foamed thing of fully biodegradable, it is characterized in that raw materials for production comprise starch, Zinic stearas, talcum powder, sodium bicarbonate, Cellmic C 121, vegetables oil, glycerine, sorbyl alcohol, ethylene acrylic acid co polymer and metallocene thermoplastic elastomer, the parts by weight proportioning of wherein said each composition is:
Starch 50-60 part Zinic stearas 0.1-0.5 part
Talcum powder 0.3-2 part sodium bicarbonate 3-10 part
Cellmic C 121 0.5-5 part vegetables oil 1-5 part
Glycerine 4-8 part sorbyl alcohol 10-15 part
Ethylene acrylic acid co polymer 15-25 part
Metallocene thermoplastic elastomer 5-10 part
2, the packaging vibration-damping foamed thing of fully biodegradable as claimed in claim 1 is characterized in that the industrial starch that described starch adopts agricultural year crop corn, potato, cassava, sweet potato renewable resources to make.
3, the packaging vibration-damping foamed thing of fully biodegradable as claimed in claim 1 is characterized in that described vegetables oil is Semen Maydis oil, soybean oil.
4, a kind of production method of the packaging vibration-damping foamed thing as the described fully biodegradable of claim 1-3, it is characterized in that comprising starch, Zinic stearas, talcum powder, sodium bicarbonate, Cellmic C 121 are mixed, stir, under stirring condition, add vegetables oil and glycerine, sorbyl alcohol successively, make powder after stirring; Ethylene acrylic acid co polymer, metallocene thermoplastic elastomer are mixed, make pellet; Under 105-130 ℃ temperature,, get final product through mixed melting, moulding, cooling in the ratio of powder: pellet=80-85: 15-20.
5, production method as claimed in claim 4 is characterized in that also comprising the foaming thing of cooling forming again through cut-out, packing and checking procedure, and sell qualified back.
6, production method as claimed in claim 4 is characterized in that the mixing process of described each raw material is all carried out in the high-speed mixing stirrer.
7, production method as claimed in claim 4 is characterized in that the mixing process of described ethylene acrylic acid co polymer and metallocene thermoplastic elastomer is carried out in conical twin-screw mixer; The granularity of made pellet is 2-3mm at diameter, and long is 2-3mm.
8, production method as claimed in claim 4, the mixed melting, the moulding process that it is characterized in that described powder and pellet are carried out in intermeshing twin screw extruder, detailed process is: the ZSK58 type is rotated in the same way, the preheating of intermeshing twin screw extruder machine barrel, first district is 120 ℃-125 ℃; Second district is 125 ℃-130 ℃; The 3rd district is 120 ℃-125 ℃; The 4th district is 120 ℃-125 ℃; The 5th district is 110 ℃-120 ℃; Mould is 105 ℃-115 ℃; After each district of ZSK58 is preheating to temperature, start main motor, rotating speed is transferred to 100-200r/min; Start two weight-loss metering feeding machines, set rate of feeding to the ZSK58 feeding; When molten materials when nib is extruded, directly introduce cooling apparatus.
9, production method as claimed in claim 8 is characterized in that described nib is shaped as tubulose, column, 8 fonts, S shape.
10, production method as claimed in claim 5 is characterized in that described process of cooling carries out in-5--3 ℃ cold bed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00107962 CN1117801C (en) | 2000-05-31 | 2000-05-31 | Completely bio-degradable packaging vibration-damping foamed material and its production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00107962 CN1117801C (en) | 2000-05-31 | 2000-05-31 | Completely bio-degradable packaging vibration-damping foamed material and its production method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1292395A CN1292395A (en) | 2001-04-25 |
| CN1117801C true CN1117801C (en) | 2003-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 00107962 Expired - Fee Related CN1117801C (en) | 2000-05-31 | 2000-05-31 | Completely bio-degradable packaging vibration-damping foamed material and its production method |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1195012C (en) * | 2002-08-14 | 2005-03-30 | 吉步华 | Fully degradable ecological material with coagulated structure and its producing method |
| CN100503703C (en) * | 2005-12-21 | 2009-06-24 | 中国科学院化学研究所 | Negative poisson's ratio material and its preparing method and use |
| CN100572433C (en) * | 2006-05-16 | 2009-12-23 | 广东上九生物降解塑料有限公司 | Fully biodegradable plastic resin and production method of film products thereof |
| CA2670216A1 (en) * | 2009-06-22 | 2010-12-22 | Carlo Fascio | Biodegradable packaging of starch and fiber made by extrusion |
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2000
- 2000-05-31 CN CN 00107962 patent/CN1117801C/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN1292395A (en) | 2001-04-25 |
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Owner name: GUANGDONG SANJIU BIOLOGICAL DEGRADABLE PLASTICS C Free format text: FORMER OWNER: GUANGDONG SANJIU BIOLOGICAL DEGRADABLE PLASTICS CO. LTD. Effective date: 20010903 |
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Effective date of registration: 20010903 Applicant after: Guangdong Sanji Biodegradable Plastics Co., Ltd. Applicant after: Zhao Xinxian Applicant after: Zhu Guanghua Applicant after: Zhu Guangfu Applicant after: Li Chao Applicant after: Chen Jianping Applicant before: Guangdong Sanjiu Biological Degradable Plastics Co. Ltd. |
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Effective date of registration: 20050722 Address after: Seven, 523007, Arts crafts emporium, 89 Nancheng Road, Dongguan, Guangdong, Dongcheng District Patentee after: Guangdong Sanjiu Biological Degradable Plastics Co. Ltd. Address before: 523007, seven, Arts crafts emporium, 89 Nancheng Road, attached City, Guangdong, Dongguan Co-patentee before: Zhao Xinxian Patentee before: Guangdong Sanjiu Biological Degradable Plastics Co. Ltd. Co-patentee before: Zhu Guanghua Co-patentee before: Zhu Guangfu Co-patentee before: Li Chao Co-patentee before: Chen Jianping |
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Owner name: GUANGDONG SHANGJIU BIODEGRADABLE PLASTICS CO., LTD Free format text: FORMER OWNER: GUANGDONG 39 BIODEGRADABLE PLASTICS CO., LTD. Effective date: 20100702 |
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Free format text: CORRECT: ADDRESS; FROM: 523007 7TH FLOOR, INDUSTRY BUILDING, NO.89, NANCHENG ROAD, DONGCHENG DISTRICT, DONGGUAN CITY, GUANGDONG PROVINCE TO: 523000 GUANGDONG SHANGJIU BIODEGRADABLE PLASTICS CO., LTD.,SHANGJIU INDUSTRIAL PARK HONGWUWEI IUSHAN ONGCHENG DISTRICT,DONGGUAN CITY, GUANGDONG PROVINCE |
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Effective date of registration: 20100702 Address after: 523000 Guangdong city of Dongguan province Dongcheng District cattle Shanzhong Wu Wei nine industrial park Guangdong Shangjiu Biodegradable Plastics Company Limited Patentee after: Guangdong Shangjiu Biodegradable Plastics Co., Ltd. Address before: Seven, 523007, Arts crafts emporium, 89 Nancheng Road, Dongguan, Guangdong, Dongcheng District Patentee before: Guangdong Sanjiu Biological Degradable Plastics Co. Ltd. |
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Owner name: ZHU GUANGFU Free format text: FORMER OWNER: GUANGDONG SHANGJIU BIODEGRADATION PLASTIC CO., LTD. Effective date: 20140701 |
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Effective date of registration: 20140701 Address after: 518000 Futian District, Guangdong, South Tianshan building, building 2,, 412 Patentee after: Zhu Guangfu Address before: 523000 Guangdong city of Dongguan province Dongcheng District cattle Shanzhong Wu Wei nine industrial park Guangdong Shangjiu Biodegradable Plastics Company Limited Patentee before: Guangdong Shangjiu Biodegradable Plastics Co., Ltd. |
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