CN103724950A - Composition containing PBAT (polybutyrate adipate terephthalate) and preparation method thereof as well as PBAT preservative film - Google Patents
Composition containing PBAT (polybutyrate adipate terephthalate) and preparation method thereof as well as PBAT preservative film Download PDFInfo
- Publication number
- CN103724950A CN103724950A CN201310736269.1A CN201310736269A CN103724950A CN 103724950 A CN103724950 A CN 103724950A CN 201310736269 A CN201310736269 A CN 201310736269A CN 103724950 A CN103724950 A CN 103724950A
- Authority
- CN
- China
- Prior art keywords
- weight
- pbat
- content
- calcium carbonate
- modified nano
- 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.)
- Granted
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
The invention discloses a composition containing PBAT (polybutyrate adipate terephthalate) and a preparation method thereof as well as a PBAT preservative film. The composition containing PBAT comprises the following components by weight percent: 73-95 percent of the PBAT, 0.1-22 percent of modified nano calcium carbonate, 2-3 percent of a compatilizer, 0.1-2 percent of antioxygen and 0.1-2 percent of a lubricating agent. Through adding the modified nano calcium carbonate in the PBAT, the strength of the prepared material after forming a film through blowing molding is greatly improved; due to the adoption of the modified nano calcium carbonate, the cost is reduced, the cost performance is increased; a material containing the PBAT, which is high in cost performance, good in processing performance and better in opening property and a preservative film produced on the basis of the material are prepared.
Description
Technical field
The present invention relates to macromolecule chemical material, particularly, relate to composition and method of making the same and the PBAT preservative film of a kind of PBAT of containing.
Background technology
At present, in daily productive life, preservative film has been widely used in family life and part packaging industry, and this plastic fresh-keeping membrane being widely used is all traditional petroleum-based PE preservative film substantially.This preservative film, because thickness is very thin, is difficult to be recovered utilization, also non-degradable at occurring in nature after discarding, and has caused white pollution.
PBAT is poly-hexanodioic acid and butylene terephthalate multipolymer, there is good biological degradability, have the characteristic of PBA and PBT concurrently simultaneously, existing good ductility and elongation at break, also there are good thermotolerance and impact property, therefore enjoy at present countries in the world expert and scholar's concern, become one of focus of current biodegradable plastic research.
At present, various PBAT alloy resin patents emerge in an endless stream, its Application Areas is also in continuous expansion, but for now, special PBAT preservative film patent is actually rare, and the more traditional PE resin price of current pure PBAT resin is higher, and its opening is poor, be unfavorable for processing, be therefore unfavorable for the popularization in market.Therefore, preparing the material that contains PBAT and the preservative film based on this material produce that a kind of cost performance is high, processing characteristics good, opening is good is the problem that the present invention needs solution badly.
Summary of the invention
For above-mentioned prior art, the object of the invention is in order to prepare a kind of high strength, high performance-price ratio, processing characteristics are good, opening the is good material that contains PBAT and the preservative film based on this material produce, thereby composition and method of making the same and the PBAT preservative film of a kind of PBAT of containing are provided.
To achieve these goals, the invention provides the composition of a kind of PBAT of containing, wherein, this composition that contains PBAT contains PBAT, modified nano calcium carbonate, compatilizer, oxidation inhibitor and lubricant; Take the gross weight of described composition as benchmark, the content of described PBAT is 73-95 % by weight, and the content of described modified nano calcium carbonate is 0.1-22 % by weight, and the content of described compatilizer is 2-3 % by weight, the content of described oxidation inhibitor is 0.1-2 % by weight, and the content of described lubricant is 0.1-2 % by weight.
The present invention also provides the preparation method of the composition of a kind of PBAT of containing, and wherein, this preparation method comprises and will after PBAT, modified nano calcium carbonate, compatilizer, oxidation inhibitor and lubricant batch mixing, carry out granulation; The consumption of each component makes in the composition of preparation, the content of described PBAT is 73-95 % by weight, the content of described modified nano calcium carbonate is 0.1-22 % by weight, the content of described compatilizer is 2-3 % by weight, the content of described oxidation inhibitor is 0.1-2 % by weight, and the content of described lubricant is 0.1-2 % by weight; Preferably, the content of described PBAT is 78-88 % by weight, and the content of described modified nano calcium carbonate is 7-17 % by weight, and the content of described compatilizer is 2-3 % by weight, the content of described oxidation inhibitor is 0.8-1.5 % by weight, and the content of described lubricant is 0.8-1.5 % by weight.
The present invention also provides a kind of PBAT preservative film.
The present invention by adding modified nano calcium carbonate in PBAT, the material of preparation is greatly improved in the intensity of carrying out after Blown Film, while is because of the use of modified nano calcium carbonate, also greatly reduce the cost of product, improved the cost performance of product, by add compatilizer in composition, by means of intermolecular linkage force, impel PBAT and modified nano calcium carbonate to combine, make the product stability that obtains higher, also by the use of lubricant, increased the opening of product.
Other features and advantages of the present invention are described in detail the embodiment part subsequently.
Embodiment
By specific embodiment, the specific embodiment of the present invention is elaborated below.Should be understood that, embodiment described herein only, for description and interpretation the present invention, is not limited to the present invention.
The invention provides the composition of a kind of PBAT of containing, wherein, this composition that contains PBAT contains PBAT, modified nano calcium carbonate, compatilizer, oxidation inhibitor and lubricant; Take the gross weight of described composition as benchmark, the content of described PBAT is 73-95 % by weight, and the content of described modified nano calcium carbonate is 0.1-22 % by weight, and the content of described compatilizer is 2-3 % by weight, the content of described oxidation inhibitor is 0.1-2 % by weight, and the content of described lubricant is 0.1-2 % by weight.
In described composition, in order to make said composition there is better physicals and processing characteristics, preferably, take the gross weight of described composition as benchmark, the content of described PBAT is 78-88 % by weight, and the content of described modified nano calcium carbonate is 7-17 % by weight, and the content of described compatilizer is 2-3 % by weight, the content of described oxidation inhibitor is 0.8-1.5 % by weight, and the content of described lubricant is 0.8-1.5 % by weight.
In described composition, described PBAT is tetramethylene adipate and mutual-phenenyl two acid bromide two alcohol ester's multipolymer, and in the present invention, in order to obtain better result of use, preferably, the density of described PBAT is 1.15-1.36g/cm
3, weight-average molecular weight is 50000-80000, fusing point is 100 ℃-130 ℃.
Described compatilizer can be the conventional compatilizer using in this area, in the present invention, in order to make described PBAT and described modified nano calcium carbonate there is better consistency, obtain the better product of stability, preferably, described compatilizer is ethylene-acrylate-copolymer-maleic anhydride.
Described oxidation inhibitor can be the conventional oxidation inhibitor using in this area, in the present invention, for the composition making has higher antioxidant property, better improve its work-ing life, preferably, described oxidation inhibitor is four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester and/or three (2.4-di-tert-butyl-phenyl) phosphorous acid ester.
Described lubricant can be the conventional lubricant using in this area, in the present invention, for the material that makes to make better through Blown Film aft opening, use properties is better in actual use, preferably, described lubricant is one or more in EBS, erucicamide, amine hydroxybenzene and Zinic stearas.
In described composition, in order to improve the hardness of described composition, in the present invention, also added modified nano calcium carbonate, described modified nano calcium carbonate is under agitation, and nano-calcium carbonate and properties-correcting agent are mixed and obtained.That is, described modified nano calcium carbonate contains properties-correcting agent and calcium carbonate.The temperature of described mixing can be 10-35 ℃.In the present invention, in order to make the nano-calcium carbonate after modification have better result of use, described properties-correcting agent is preferably one or more in stearic acid, sodium stearate, calcium stearate, Zinic stearas and silane coupling agent; In order to make nano-calcium carbonate carry out optimized modification, preferably, take the nano-calcium carbonate of 100 weight parts as benchmark, the content of described properties-correcting agent is 0.1-1 weight part.In the present invention, described nano-calcium carbonate is that the conventional granular size of using in this area is nano level calcium carbonate.
The present invention also provides the preparation method of the composition of a kind of PBAT of containing, and wherein, this preparation method comprises and will after PBAT, modified nano calcium carbonate, compatilizer, oxidation inhibitor and lubricant batch mixing, carry out granulation; The consumption of each component makes in the composition of preparation, the content of described PBAT is 73-95 % by weight, the content of described modified nano calcium carbonate is 0.1-22 % by weight, the content of described compatilizer is 2-3 % by weight, the content of described oxidation inhibitor is 0.1-2 % by weight, and the content of described lubricant is 0.1-2 % by weight; Preferably, the content of described PBAT is 78-88 % by weight, and the content of described modified nano calcium carbonate is 7-17 % by weight, and the content of described compatilizer is 2-3 % by weight, the content of described oxidation inhibitor is 0.8-1.5 % by weight, and the content of described lubricant is 0.8-1.5 % by weight.
In described preparation method, described PBAT, described compatilizer, described oxidation inhibitor, described lubricant and described modified nano calcium carbonate all with above describe identical.
In described preparation method, preferably, the method for described batch mixing comprises: described PBAT and described modified nano calcium carbonate are mixed, then the mixture obtaining is mixed with described compatilizer, described oxidation inhibitor and described lubricant.
In described preparation method, for the composition that makes preparation has better processing characteristics, preferably, before the method is also included in batch mixing, described PBAT and described modified nano calcium carbonate are carried out to drying treatment, and the temperature of described drying treatment is 70-85 ℃, and the time is 1-3 hour.
In described preparation method, preferably, described granulation process carries out in twin screw extruder, and the L/D ratio of described twin screw extruder is 40-50:1, and the temperature of described twin screw extruder is 120-140 ℃.
The present invention also provides a kind of PBAT preservative film, and wherein, described preservative film is that the composition that contains PBAT that made by above-mentioned preparation method carries out Blown Film and obtains.
In the preparation process of described mulch film, preferably, described method also comprises carries out blow molding by the composition of the described PBAT of containing, described blowing process is carried out in single screw extrusion machine, the length of described single screw extrusion machine and diameter are than being 20-35:1, and the temperature of described single screw extrusion machine is 120-140 ℃.Under preferable case, in blowing, cross Cheng Qian, also comprise the particulate material obtaining after granulation is carried out to drying treatment, the temperature of described drying treatment is 50-70 ℃, and the time is 3-5 hour.
According to the present invention, the preferred preparation method of a kind of one of PBAT preservative film comprises:
(1) by described PBAT and described modified nano calcium carbonate, in temperature, be 70-85 ℃, the time is to carry out drying treatment under the condition of 1-3 hour;
(2) described PBAT after treatment and described modified nano calcium carbonate are mixed with described compatilizer, described oxidation inhibitor and described lubricant, obtain mixture;
(3) by the mixture obtaining, by L/D ratio, be 40-50:1, extrusion die temperature is that the twin screw extruder of 120-140 ℃ carries out granulation, obtains particulate matter;
(4) by the particulate matter obtaining, in temperature, be 50-70 ℃, the time is to carry out drying treatment under the condition of 3-5 hour;
(5) by dried particulate matter, by length and diameter ratio, be 20-35:1, extrusion die temperature is that the single screw extrusion machine of 120-140 ℃ carries out Blown Film.
Below by specific embodiment, the invention will be further described.
Need to illustrate, in an embodiment of the present invention, described PBAT is poly-hexanodioic acid and the butylene terephthalate multipolymer that the prosperous rich medicine company in Zhejiang is produced, and the density of described PBAT is 1.15-1.36g/cm
3, weight-average molecular weight is 50000-80000, fusing point is 100 ℃-130 ℃, and ethylene-acrylate-copolymer-maleic anhydride that the trade mark that described compatilizer is commercially available routine is EMH4210, described EBS is the conventional ethylenebisstearamide using in this area.
Embodiment 1
The modified nano calcium carbonate of the PBAT of 73 weight parts and 22.2 weight parts (modified nano calcium carbonate is that the calcium stearate of the nano-calcium carbonate of 21.85 weight parts and the stearic acid of 0.1 weight part and 0.05 weight part is mixed to get at 25 ℃) is dried to 1.5 hours at 75 ℃; By above-mentioned dried PBAT and modified nano calcium carbonate be placed in cooling under room temperature condition after with the EMH4210 of 2 weight parts, four [β-(3 of 1.3 weight parts, 5-di-tert-butyl-hydroxy phenyl) propionic acid] EBS of pentaerythritol ester and 1.5 weight parts mixes, and obtains mixture M 1 after mixing; By the mixture M obtaining 1, by L/D ratio, be 45:1, extrusion die temperature is that the twin screw extruder of 125 ℃ carries out granulation, obtains granular hybrid resin M2; M2 is dried to 3.5 hours at 55 ℃; By dried M2, by length and diameter ratio, be 30:1, extrusion die temperature is that the single screw extrusion machine of 120 ℃ carries out Blown Film, obtains PBAT preservative film.
Embodiment 2
The modified nano calcium carbonate of the PBAT of 78 weight parts and 17.4 weight parts (modified nano calcium carbonate is that the nano-calcium carbonate of 18.6 weight parts and the sodium stearate of 0.1 weight part are mixed to get at 25 ℃) is dried to 2 hours at 70 ℃; Above-mentioned dried PBAT and modified nano calcium carbonate are placed in after cooling under room temperature condition and are mixed with the EMH4210 of 2.5 weight parts, three (2.4-di-tert-butyl-phenyl) phosphorous acid ester of 0.8 weight part, erucicamide and the 0.8 weight part amine hydroxybenzene of 0.5 weight part, after mixing, obtain mixture M 1; By the mixture M obtaining 1, by L/D ratio, be 40:1, extrusion die temperature is that the twin screw extruder of 135 ℃ carries out granulation, obtains granular hybrid resin M2; M2 is dried to 4.5 hours at 70 ℃; By dried M2, by length and diameter ratio, be 20:1, extrusion die temperature is that the single screw extrusion machine of 135 ℃ carries out Blown Film, obtains PBAT preservative film.
Embodiment 3
The modified nano calcium carbonate of the PBAT of 83 weight parts and 12.2 weight parts (modified nano calcium carbonate is that the nano-calcium carbonate of 12.12 weight parts and the Zinic stearas of 0.08 weight part are mixed to get at 25 ℃) is dried to 1 hour at 85 ℃; Above-mentioned dried PBAT and modified nano calcium carbonate are placed in after cooling under room temperature condition and are mixed with the EMH4210 of 2.5 weight parts, three (2.4-di-tert-butyl-phenyl) phosphorous acid ester of 1.5 weight parts, the EBS of 0.2 weight part, erucicamide, the amine hydroxybenzene of 0.2 weight part and the Zinic stearas of 0.2 weight part of 0.2 weight part, after mixing, obtain mixture M 1; By the mixture M obtaining 1, by L/D ratio, be 50:1, extrusion die temperature is that the twin screw extruder of 120 ℃ carries out granulation, obtains granular hybrid resin M2; M2 is dried to 3 hours at 65 ℃; By dried M2, by length and diameter ratio, be 25:1, extrusion die temperature is that the single screw extrusion machine of 125 ℃ carries out Blown Film, obtains PBAT preservative film.
Embodiment 4
The modified nano calcium carbonate of the PBAT of 86.5 weight parts and 8.5 weight parts (modified nano calcium carbonate is that the nano-calcium carbonate of 8.45 weight parts and the stearic acid of 0.05 weight part are mixed to get at 25 ℃) is dried to 3 hours at 80 ℃; By above-mentioned dried PBAT and modified nano calcium carbonate be placed in cooling under room temperature condition after with the EMH4210 of 3 weight parts, four [β-(3 of 0.5 weight part, 5-di-tert-butyl-hydroxy phenyl) propionic acid] three (2.4-di-tert-butyl-phenyl) phosphorous acid ester, the amine hydroxybenzene of 0.4 weight part and the Zinic stearas of 0.5 weight part of pentaerythritol ester, 0.6 weight part mix, and obtains mixture M 1 after mixing; By the mixture M obtaining 1, by L/D ratio, be 43:1, extrusion die temperature is that the twin screw extruder of 140 ℃ carries out granulation, obtains granular hybrid resin M2; M2 is dried to 5 hours at 50 ℃; By dried M2, by length and diameter ratio, be 35:1, extrusion die temperature is that the single screw extrusion machine of 130 ℃ carries out Blown Film, obtains PBAT preservative film.
Embodiment 5
The modified nano calcium carbonate of the PBAT of 90 weight parts and 5.3 weight parts (modified nano calcium carbonate is that the nano-calcium carbonate of 5.27 weight parts and the calcium stearate of 0.03 weight part are mixed to get at 25 ℃) is dried to 2.5 hours at 70 ℃; By above-mentioned dried PBAT and modified nano calcium carbonate be placed in cooling under room temperature condition after with the EMH4210 of 3 weight parts, four [β-(3 of 0.8 weight part, 5-di-tert-butyl-hydroxy phenyl) propionic acid] erucicamide of pentaerythritol ester and 0.9 weight part mixes, and obtains mixture M 1 after mixing; By the mixture M obtaining 1, by L/D ratio, be 40:1, extrusion die temperature is that the twin screw extruder of 130 ℃ carries out granulation, obtains granular hybrid resin M2; M2 is dried to 4 hours at 70 ℃; By dried M2, by length and diameter ratio, be 30:1, extrusion die temperature is that the single screw extrusion machine of 135 ℃ carries out Blown Film, obtains PBAT preservative film.
Comparative example 1
The PBAT of 95.3 weight parts is dried to 2.5 hours at 70 ℃; By above-mentioned dried PBAT be placed in cooling under room temperature condition after with the EMH4210 of 3 weight parts, four [β-(3 of 0.8 weight part, 5-di-tert-butyl-hydroxy phenyl) propionic acid] erucicamide of pentaerythritol ester and 0.9 weight part mixes, and obtains mixture M 1 after mixing; By the mixture M obtaining 1, by L/D ratio, be 40:1, extrusion die temperature is that the twin screw extruder of 130 ℃ carries out granulation, obtains granular hybrid resin M2; M2 is dried to 4 hours at 70 ℃; By dried M2, by length and diameter ratio, be 30:1, extrusion die temperature is that the single screw extrusion machine of 135 ℃ carries out Blown Film, obtains PBAT preservative film.This comparative example is consistent with the preparation method of embodiment 5, and unique difference is in the content of PBAT in this comparative example and this comparative example different from embodiment 5 containing modified nano calcium carbonate.
Comparative example 2
The modified nano calcium carbonate of the PBAT of 50 weight parts and 45.2 weight parts (modified nano calcium carbonate is that the calcium stearate of the nano-calcium carbonate of 21.85 weight parts and the stearic acid of 0.1 weight part and 0.05 weight part is mixed to get at 25 ℃) is dried to 1.5 hours at 75 ℃; By above-mentioned dried PBAT and modified nano calcium carbonate be placed in cooling under room temperature condition after with the EMH4210 of 2 weight parts, four [β-(3 of 1.3 weight parts, 5-di-tert-butyl-hydroxy phenyl) propionic acid] EBS of pentaerythritol ester and 1.5 weight parts mixes, and obtains mixture M 1 after mixing; By the mixture M obtaining 1, by L/D ratio, be 45:1, extrusion die temperature is that the twin screw extruder of 125 ℃ carries out granulation, obtains granular hybrid resin M2; M2 is dried to 3.5 hours at 55 ℃; By dried M2, by length and diameter ratio, be 30:1, extrusion die temperature is that the single screw extrusion machine of 120 ℃ carries out Blown Film, obtains PBAT preservative film.This comparative example is consistent with the preparation method of embodiment 1, and unique difference is that in this comparative example, the content of PBAT and modified nano calcium carbonate is different from embodiment 1.
Test case:
Utilize GB/T1040.2-2006 to detect respectively tensile strength and the elongation at break of the PBAT preservative film making in above-described embodiment 1-5 and comparative example 1 and 2, utilize GB/T16578.1-2008 to detect respectively the tear strength of the PBAT preservative film making in above-described embodiment 1-5 and comparative example 1 and 2, the detection data that obtain are as shown in table 1:
Table 1:
As shown in Table 1, adding under the condition of 2-3 part compatilizer, in a scope, by add modified nano calcium carbonate in PBAT, make tensile strength, tear strength and the elongation at break of the PBAT preservative film of preparation have significantly raising, while adds because of compatilizer, greatly improves rigidity nanoparticle CaCO
3with the consistency of PBAT, promoted the mechanical property of composition, by finding out with contrasting of comparative example, the preservative film that the composition proportion outside the scope of the invention obtains, its physicals is well below preservative film prepared in accordance with the present invention.Make the PBAT preservative film range of application of preparation more extensive, more practical.
Below describe the preferred embodiment of the present invention in detail in conjunction with the embodiments; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characterictic described in above-mentioned embodiment, in reconcilable situation, can combine by any suitable mode, for fear of unnecessary repetition, the present invention is to the explanation no longer separately of various possible array modes.
In addition, also can carry out arbitrary combination between various embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (10)
1. a composition that contains PBAT, is characterized in that, this composition that contains PBAT contains PBAT, modified nano calcium carbonate, compatilizer, oxidation inhibitor and lubricant; Take the gross weight of described composition as benchmark, the content of described PBAT is 73-95 % by weight, and the content of described modified nano calcium carbonate is 0.1-22 % by weight, and the content of described compatilizer is 2-3 % by weight, the content of described oxidation inhibitor is 0.1-2 % by weight, and the content of described lubricant is 0.1-2 % by weight.
2. composition according to claim 1, wherein, take the gross weight of described composition as benchmark, the content of described PBAT is 78-88 % by weight, the content of described modified nano calcium carbonate is 7-17 % by weight, the content of described compatilizer is 2-3 % by weight, and the content of described oxidation inhibitor is 0.8-1.5 % by weight, and the content of described lubricant is 0.8-1.5 % by weight.
3. composition according to claim 1 and 2, wherein, described PBAT is tetramethylene adipate and mutual-phenenyl two acid bromide two alcohol ester's multipolymer, the density of described PBAT is 1.15-1.36g/cm
3, weight-average molecular weight is 50000-80000, fusing point is 100 ℃-130 ℃;
Described compatilizer is ethylene-acrylate-copolymer-maleic anhydride;
Described oxidation inhibitor is four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester and/or three (2.4-di-tert-butyl-phenyl) phosphorous acid ester;
Described lubricant is one or more in EBS, erucicamide, amine hydroxybenzene and Zinic stearas.
4. composition according to claim 1 and 2, wherein, described modified nano calcium carbonate contains nano-calcium carbonate and properties-correcting agent, and described properties-correcting agent is one or more in stearic acid, sodium stearate, calcium stearate, Zinic stearas and silane coupling agent; Take the nano-calcium carbonate of 100 weight parts as benchmark, the content of described properties-correcting agent is 0.1-1 weight part.
5. a preparation method who contains the composition of PBAT, is characterized in that, this preparation method comprises and will after PBAT, modified nano calcium carbonate, compatilizer, oxidation inhibitor and lubricant batch mixing, carry out granulation; The consumption of each component makes in the composition of preparation, the content of described PBAT is 73-95 % by weight, the content of described modified nano calcium carbonate is 0.1-22 % by weight, the content of described compatilizer is 2-3 % by weight, the content of described oxidation inhibitor is 0.1-2 % by weight, and the content of described lubricant is 0.1-2 % by weight; Preferably, the content of described PBAT is 78-88 % by weight, and the content of described modified nano calcium carbonate is 7-17 % by weight, and the content of described compatilizer is 2-3 % by weight, the content of described oxidation inhibitor is 0.8-1.5 % by weight, and the content of described lubricant is 0.8-1.5 % by weight.
6. preparation method according to claim 5, wherein, described PBAT is tetramethylene adipate and mutual-phenenyl two acid bromide two alcohol ester's multipolymer, the density of described PBAT is 1.15-1.36g/cm
3, weight-average molecular weight is 50000-80000, fusing point is 100 ℃-130 ℃;
Described compatilizer is ethylene-acrylate-copolymer-maleic anhydride;
Described oxidation inhibitor is four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester and/or three (2.4-di-tert-butyl-phenyl) phosphorous acid ester;
Described lubricant is one or more in EBS, erucicamide, amine hydroxybenzene and Zinic stearas;
Described modified nano calcium carbonate contains nano-calcium carbonate and properties-correcting agent, and described properties-correcting agent is one or more in stearic acid, sodium stearate, calcium stearate, Zinic stearas and silane coupling agent; Take the nano-calcium carbonate of 100 weight parts as benchmark, the content of described properties-correcting agent is 0.1-1 weight part.
7. preparation method according to claim 5, wherein, the method for described batch mixing comprises: described PBAT and described modified nano calcium carbonate are mixed, then the mixture obtaining is mixed with described compatilizer, described oxidation inhibitor and described lubricant.
8. preparation method according to claim 7, wherein, before the method is also included in batch mixing, carries out drying treatment by described PBAT and described modified nano calcium carbonate, and the temperature of described drying treatment is 70-85 ℃, and the time is 1-3 hour.
9. preparation method according to claim 5, wherein, described granulation process carries out in forcing machine, and the L/D ratio of described forcing machine is 40-50:1, and the temperature of described forcing machine is 120-140 ℃.
10. a PBAT preservative film, is characterized in that, the composition that contains PLA that described preservative film contains the composition that contains PLA described in any one in claim 1-4 or prepared by the method described in any one in claim 5-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310736269.1A CN103724950B (en) | 2013-12-26 | 2013-12-26 | A kind of composition and method of making the same and PBAT preservative film containing PBAT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310736269.1A CN103724950B (en) | 2013-12-26 | 2013-12-26 | A kind of composition and method of making the same and PBAT preservative film containing PBAT |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103724950A true CN103724950A (en) | 2014-04-16 |
| CN103724950B CN103724950B (en) | 2016-01-06 |
Family
ID=50449263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310736269.1A Active CN103724950B (en) | 2013-12-26 | 2013-12-26 | A kind of composition and method of making the same and PBAT preservative film containing PBAT |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103724950B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104530662A (en) * | 2015-01-05 | 2015-04-22 | 济宁中艺橡塑有限公司 | Special biodegradable plastic material and preparing method thereof |
| CN106633722A (en) * | 2016-11-21 | 2017-05-10 | 广州医科大学 | Anti-tearing biodegradable material with high toughness and preparation method of anti-tearing biodegradable material |
| CN109385056A (en) * | 2018-11-20 | 2019-02-26 | 维示泰克(重庆)教育科技有限公司 | A kind of preparation method of flexibility consumptive material |
| CN109810476A (en) * | 2017-11-20 | 2019-05-28 | 武汉华丽生物股份有限公司 | Fully biodegradable film bag material and film bag preparation method |
| CN113248880A (en) * | 2021-05-23 | 2021-08-13 | 贵州省材料产业技术研究院 | Biodegradable gas-regulating film for prolonging shelf life of fruits and preparation method thereof |
| CN113637299A (en) * | 2021-08-27 | 2021-11-12 | 昌亚新材料科技有限公司 | Heat-resistant and impact-resistant polylactic acid composite material and preparation method and application thereof |
| CN113717508A (en) * | 2021-10-14 | 2021-11-30 | 新乐华宝卫材科技有限公司 | Degradable film for sanitary material packaging and preparation method thereof |
| CN113861637A (en) * | 2021-11-24 | 2021-12-31 | 重庆科聚孚新材料有限责任公司 | PBAT composite material prepared by using dark catalyst and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101440190A (en) * | 2007-11-22 | 2009-05-27 | 比亚迪股份有限公司 | Flame retardant resin composition |
| CN102241876A (en) * | 2010-05-12 | 2011-11-16 | 邹俊 | High strength polylactic acid thin film and preparation method thereof |
| CN102558689A (en) * | 2011-12-26 | 2012-07-11 | 上海普利特复合材料股份有限公司 | Stress whitening-resistant modified polypropylene material and preparation method thereof |
| CN103059529A (en) * | 2013-01-17 | 2013-04-24 | 山东省意可曼科技有限公司 | Biodegradable preservative film material and preservative film |
| CN103435981A (en) * | 2013-08-06 | 2013-12-11 | 东莞市鑫海环保材料有限公司 | Preparation method of full biodegradation film |
-
2013
- 2013-12-26 CN CN201310736269.1A patent/CN103724950B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101440190A (en) * | 2007-11-22 | 2009-05-27 | 比亚迪股份有限公司 | Flame retardant resin composition |
| CN102241876A (en) * | 2010-05-12 | 2011-11-16 | 邹俊 | High strength polylactic acid thin film and preparation method thereof |
| CN102558689A (en) * | 2011-12-26 | 2012-07-11 | 上海普利特复合材料股份有限公司 | Stress whitening-resistant modified polypropylene material and preparation method thereof |
| CN103059529A (en) * | 2013-01-17 | 2013-04-24 | 山东省意可曼科技有限公司 | Biodegradable preservative film material and preservative film |
| CN103435981A (en) * | 2013-08-06 | 2013-12-11 | 东莞市鑫海环保材料有限公司 | Preparation method of full biodegradation film |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104530662A (en) * | 2015-01-05 | 2015-04-22 | 济宁中艺橡塑有限公司 | Special biodegradable plastic material and preparing method thereof |
| CN106633722A (en) * | 2016-11-21 | 2017-05-10 | 广州医科大学 | Anti-tearing biodegradable material with high toughness and preparation method of anti-tearing biodegradable material |
| CN106633722B (en) * | 2016-11-21 | 2020-12-18 | 广州医科大学 | Tear-resistant high-toughness biodegradable material and preparation method thereof |
| CN109810476A (en) * | 2017-11-20 | 2019-05-28 | 武汉华丽生物股份有限公司 | Fully biodegradable film bag material and film bag preparation method |
| CN109385056A (en) * | 2018-11-20 | 2019-02-26 | 维示泰克(重庆)教育科技有限公司 | A kind of preparation method of flexibility consumptive material |
| CN113248880A (en) * | 2021-05-23 | 2021-08-13 | 贵州省材料产业技术研究院 | Biodegradable gas-regulating film for prolonging shelf life of fruits and preparation method thereof |
| CN113637299A (en) * | 2021-08-27 | 2021-11-12 | 昌亚新材料科技有限公司 | Heat-resistant and impact-resistant polylactic acid composite material and preparation method and application thereof |
| CN113637299B (en) * | 2021-08-27 | 2022-04-05 | 宁波昌亚新材料科技股份有限公司 | Heat-resistant and impact-resistant polylactic acid composite material and preparation method and application thereof |
| CN113717508A (en) * | 2021-10-14 | 2021-11-30 | 新乐华宝卫材科技有限公司 | Degradable film for sanitary material packaging and preparation method thereof |
| CN113861637A (en) * | 2021-11-24 | 2021-12-31 | 重庆科聚孚新材料有限责任公司 | PBAT composite material prepared by using dark catalyst and preparation method thereof |
| CN113861637B (en) * | 2021-11-24 | 2024-03-12 | 重庆科聚孚新材料有限责任公司 | PBAT composite material prepared by using dark catalyst and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103724950B (en) | 2016-01-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103724950B (en) | A kind of composition and method of making the same and PBAT preservative film containing PBAT | |
| CN103709695B (en) | A kind of PLA is material modified and preparation method thereof and PLA Biodegradable mulch | |
| CN109535670B (en) | Full-degradable simulation material and preparation method thereof | |
| CN103044872B (en) | Polylactic acid composition | |
| CN103087488A (en) | Biodegradable polylactic acid composite material, and preparation method and application thereof | |
| KR101811098B1 (en) | Resin composition | |
| CN104371188A (en) | High strength and high gloss recycled plastic and preparation method thereof | |
| CN102911487A (en) | Glass fiber reinforced polybutylece terephthalate (PBT)/acrylonitrile styrene acrylate (ASA) alloy material and preparation method thereof | |
| CN107083030A (en) | A kind of low warpage high-strength glass fiber enhanced PBT/ASA alloy materials and preparation method thereof | |
| JP6401615B2 (en) | Resin composition, resin molded body, and production method thereof | |
| CN102250454B (en) | Low-cost fully-degradable high-flexibility polylactic acid composite material and preparation method thereof | |
| CN102040829B (en) | Glass fiber reinforced nylon material for high-speed railway system and preparation method thereof | |
| CN104277298A (en) | Modified geogrid processed by using waste cross-linked polyethylene cable material and preparation method of modified geogrid | |
| CN106280014A (en) | A kind of PP composite material of automobile superelevation fracture norminal strain and preparation method thereof | |
| CN102585462A (en) | Heat-resistant polylactic acid composite material and preparation method thereof | |
| CN109957172A (en) | A kind of eliminating smell agent, it is low distribute, automobile interior decoration polypropylene material resistant to high temperature and preparation method thereof | |
| CN103275454A (en) | Enhanced highlight ABS (Acrylonitrile-Butadiene-Styrene) composite material and preparation method thereof | |
| CN103627152A (en) | High-performance hydrolysis resistant PET (polyethylene terephthalate) master batch and preparation method thereof | |
| CN104119660A (en) | Method for preparing modified polycarbonate sub-lactone material | |
| CN102477205A (en) | Nano modified halogen-free wear resistant cable material and its preparation method | |
| CN103205100B (en) | High-performance PPC (poly(propylene carbonate)) and PBS (poly(butylene succinate) blend and preparation method thereof | |
| CN113234304A (en) | Biodegradable film material and preparation method of film | |
| CN103131151A (en) | Polyamide (PA) 6/ polyethylene terephthalate (PET) material for two-direction stretching composite film and production method thereof | |
| CN104592723A (en) | Rapid-crystallization polylactic acid plastic and preparation method thereof | |
| CN102604318B (en) | Short-fiber modified ABS/PET (Acrylonitrile Butadiene Styrene/Polyethylene Terephthalate) resin alloy material and preparation method 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 | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |