CN103289190B - Suction pipe with recoverable shape and manufacture method - Google Patents
Suction pipe with recoverable shape and manufacture method Download PDFInfo
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- CN103289190B CN103289190B CN201310186484.9A CN201310186484A CN103289190B CN 103289190 B CN103289190 B CN 103289190B CN 201310186484 A CN201310186484 A CN 201310186484A CN 103289190 B CN103289190 B CN 103289190B
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- suction pipe
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
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- Engineering & Computer Science (AREA)
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- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
The present invention relates to the thermoplastic article of quick consumer field, particularly relating to a kind of is main base material suction pipe goods and preparation method with polypropylene.Include polypropylene, thermoplasticity shape memory high molecule, compatilizer, lubricant, antioxidant;The suction pipe with recoverable shape of present invention offer and manufacture method, suction pipe deformation temperature mainly has shape memory high molecule material nature to determine, polystyrene type deformation temperature is low, near human temperature, is suitably employed in room temperature or low temperature beverage;Polycaprolactone type deformation temperature is high, can be used in hot drink.Polypropylene content improves, and shape memory high molecule material content reduces, and the deformation temperature of goods improves.
Description
Technical field
The present invention relates to the thermoplastic article of quick consumer field, particularly relating to a kind of is main base material suction pipe goods and preparation method with polypropylene.
Background technology
Petroleum-based plastics, particularly polypropylene, polyethylene, polystyrene, the extensive application of polrvinyl chloride, exert heavy pressures on to environment.The advantages such as polypropylene is low because of density, good mechanical property, easy processing are huge in fast-moving consumer goods field usage amount.
The product of similar suction pipe shape, because its hollow, fluffy product design, takies substantial amounts of packaging material on the packaging, occupies substantial amounts of transport space, cause waste on bad border and economically in transport.
It is blended by thermoplasticity shape memory high molecule and polypropylene material, produces a kind of suction pipe that can recover shape, add and man-hour it is pressed into plane or other shapes, reduce Packing Unit, it is easy to transport;It is allowed to revert to original size during use.
In existing technology, also disclose that portable suction pipe, as the utility model patent of notification number CN2742875Y discloses a kind of folding suction pipe, this suction pipe is axially provided with the folded slot that body can be made to be superimposed together on body symmetrically, can be compressed folding by suction pipe along folded slot, reduce volume, but suction pipe is flattened by this kind of suction pipe the most in the axial direction, its length there is no change, the most convenient when carrying.
Summary of the invention
The present invention is directed to above-mentioned deficiency and provide a kind of suction pipe with recoverable shape and manufacture method.
The present invention adopts the following technical scheme that
Suction pipe with recoverable shape of the present invention, this suction pipe is made up of polypropylene material, including polypropylene, thermoplasticity shape memory high molecule, compatilizer, lubricant, antioxidant;
Wherein polypropylene content is the 40-70% of gross mass;
Thermoplasticity shape memory high molecule content is the 20-50% of gross mass;
Compatibilizer content is the 0-9% of gross mass;
Lubricant content is the 0.5-0.8% of gross mass;
Antioxidant content is the 0.2-0.5% of gross mass;
Suction pipe with recoverable shape of the present invention, described polypropylene thing homo-polypropylene or co-polypropylene.
Suction pipe with recoverable shape of the present invention, described plasticity shape memory high molecule material thing polystyrene type thermoplasticity shape memory high molecule material or polycaprolactone type thermoplasticity shape memory high molecule material.
Suction pipe with recoverable shape of the present invention, described compatilizer thing polystyrene is end segment, is hydrogenated with the linear three embedding copolymers that ethylene-butene copolymer is middle spring block obtained with polybutadiene.
Suction pipe with recoverable shape of the present invention, described lubricant is divided into interior lubrication and the compound system of outer lubrication.
Suction pipe with recoverable shape of the present invention, described in-lubricant is calcium stearate or magnesium stearate, and external lubricant is PE wax or OP wax.
Suction pipe with recoverable shape of the present invention, described antioxidant is composite antioxidant.
The preparation method of suction pipe with recoverable shape, step is as follows:
A: weigh raw material according to formula, enters high mixer mix homogeneously;
B: the raw material mixed in step a is put into single screw rod or double screw extruder, through melt extruding, through mould, vacuum sizing sleeve, tank cools down, cutting;
C: the suction pipe that will make in step b, is heated to uniform temperature, and this temperature is higher than material deformation temperature, and less than melt temperature, extruding folds into desired shape, quenching sizing;
The preparation method of suction pipe with recoverable shape of the present invention, in described step C, temperature is set as district's 180-200 degree, two district's 200-240 degree, three district's 200-240 degree, four district's 200-240 degree, 230 degree of mould, pressure 10-15MPa, vacuum 0.5MPa.
Beneficial effect
The suction pipe with recoverable shape of present invention offer and manufacture method, suction pipe deformation temperature mainly has shape memory high molecule material nature to determine, polystyrene type deformation temperature is low, near human temperature, is suitably employed in room temperature or low temperature beverage;Polycaprolactone type deformation temperature is high, can be used in hot drink.Polypropylene content improves, and shape memory high molecule material content reduces, and the deformation temperature of goods improves.
Detailed description of the invention
The present invention is described in more detail below:
Suction pipe with recoverable shape, this suction pipe is made up of polypropylene material, including polypropylene, thermoplasticity shape memory high molecule, compatilizer, lubricant, antioxidant;
Wherein polypropylene content is the 40-70% of gross mass;
Thermoplasticity shape memory high molecule content is the 20-50% of gross mass;
Compatibilizer content is the 0-9% of gross mass;
Lubricant content is the 0.5-0.8% of gross mass;
Antioxidant content is the 0.2-0.5% of gross mass;
Thermoplasticity shape memory high molecule (SMP) can be polystyrene type thermoplasticity shape memory high molecule, it is also possible to be the one in polycaprolactone type thermoplasticity shape memory high molecule.
Compatilizer is SEBS, i.e. with polystyrene as end segment, is hydrogenated with, with polybutadiene, the linear three embedding copolymers that ethylene-butene copolymer is middle spring block that obtain, 200 degree, melt index is more than 10g/10min under 5 kilograms of test conditions.Lubricant is interior lubrication and the compound system of outer lubrication, and in-lubricant is calcium stearate or magnesium stearate, and external lubricant is PE wax or OP wax.Antioxidant is composite antioxidant, and primary antioxidant is four [3-(3,5-di-tert-butyl-hydroxy phenyl) propanoic acid] pentaerythritol ester, and auxiliary anti-oxidant is tricresyl phosphite (2,4-6-di-tert-butyl phenyl ester).
The preparation method of suction pipe with recoverable shape, step is as follows:
A: weigh raw material according to formula, enters high mixer mix homogeneously;
B: the raw material mixed in step a is put into single screw rod or double screw extruder, through melt extruding, through mould, vacuum sizing sleeve, tank cools down, cutting;
C: the suction pipe that will make in step b, is heated to uniform temperature, and this temperature is higher than material deformation temperature, and less than melt temperature, extruding folds into desired shape, quenching sizing;
In step C, temperature is set as district's 180-200 degree, two district's 200-240 degree, three district's 200-240 degree, four district's 200-240 degree, 230 degree of mould, pressure 10-15MPa, vacuum 0.5MPa.
In the material prescription of the following example, polypropylene used is for prolonging refining T30s, polystyrene type thermoplasticity shape memory high molecule material is CRG company Essemplex series thermoplastic resin Essemplex AB34, polycaprolactone type thermoplasticity shape memory high molecule is Bai Situo group CAPA 6500, and SEBS is Ke Teng company FG1924.Primary antioxidant is four [3-(3,5-di-tert-butyl-hydroxy phenyl) propanoic acid] pentaerythritol ester, the trade mark be Irganox1010 auxiliary anti-oxidant be tricresyl phosphite (2,4-6-di-tert-butyl phenyl ester), the trade mark is Irganox168.Described lubricant is interior lubrication and the compound system of outer lubrication, and in-lubricant is calcium stearate or magnesium stearate, and external lubricant is PE wax or OP wax.
Embodiment 1
Polypropylene below T30s 50%(is all weight percentage), SMP AB34 40%, SEBS FG1924 9%, lubricant 0.8%, antioxidant 0.2% mixes.The material mixed is counted single screw extrusion machine, through melt blending, extrusion molding, cutting.Its Zhong-1 block 180-200 degree, two district's 200-240 degree, three district's 200-240 degree, four district's 200-240 degree, 230 degree of mould, pressure 10-15MPa, vacuum 0.5MPa.
Embodiment 2
Polypropylene below T30s 55%(is all weight percentage), SMP AB34 35%, SEBS FG1924 9%, lubricant 0.8%, antioxidant 0.2% mixes.The material mixed is counted single screw extrusion machine, through melt blending, extrusion molding, cutting.Its Zhong-1 block 180-200 degree, two district's 200-240 degree, three district's 200-240 degree, four district's 200-240 degree, 230 degree of mould, pressure 10-15MPa, vacuum 0.5MPa.
Embodiment 3
Polypropylene below T30s 50%(is all weight percentage), SMP CAPA 6,500 40%, SEBS FG1924 9%, lubricant 0.8%, antioxidant 0.2% mixes.The material mixed is counted single screw extrusion machine, through melt blending, extrusion molding, cutting.Its Zhong-1 block 180-200 degree, two district's 200-240 degree, three district's 200-240 degree, four district's 200-240 degree, 230 degree of mould, pressure 10-15MPa, vacuum 0.5MPa.
Embodiment 4
Polypropylene below T30s 55%(is all weight percentage), SMP CAPA 6,500 35%, SEBS FG1924 9%, lubricant 0.8%, antioxidant 0.2% mixes.The material mixed is counted single screw extrusion machine, through melt blending, extrusion molding, cutting.Its Zhong-1 block 180-200 degree, two district's 200-240 degree, three district's 200-240 degree, four district's 200-240 degree, 230 degree of mould, pressure 10-15MPa, vacuum 0.5MPa.
Comparative example 1
Polypropylene below T30s 90%(is all weight percentage), SEBS FG1924 9%, lubricant 0.8%, antioxidant 0.2% mixes.The material mixed is counted single screw extrusion machine, through melt blending, extrusion molding, cutting.Its Zhong-1 block 180-200 degree, two district's 200-240 degree, three district's 200-240 degree, four district's 200-240 degree, 230 degree of mould, pressure 10-15MPa, vacuum 0.5MPa.
The suction pipe that will make by above formula, heats in heating furnace, and the suction pipe of embodiment 1 and embodiment 2 is heated to 50 degree, and the suction pipe of embodiment 3 and embodiment 4 is heated to 80 degree, and the suction pipe of comparative example is heated to 100 degree, flattens, and inserts in frozen water and be quenched after doubling.
Embodiment and comparative example formula and shape are recovered initiation temperature and be see table:
Composition | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Comparative example |
Polypropylene (%) | 50 | 55 | 50 | 55 | 90 |
SMP(%) | 40 | 35 | 40 | 35 | —— |
SEBS(%) | 9 | 9 | 9 | 9 | 9 |
Lubricant (%) | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 |
Primary antioxidant (%) | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
Auxiliary anti-oxidant (%) | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
Shape recovery temperature ℃ | 36 | 40 | 70 | 75 | Do not recover |
As can be seen from the above table:
1. suction pipe deformation temperature mainly has shape memory high molecule material nature to determine, polystyrene type deformation temperature is low, near human temperature, is suitably employed in room temperature or low temperature beverage;Polycaprolactone type deformation temperature is high, it is possible to be used in hot drink.
2. deformation temperature is also had an impact by shape memory high molecule material content, and polypropylene content improves, and shape memory high molecule material content reduces, and the deformation temperature of goods improves.
Claims (3)
- Suction pipe the most with recoverable shape, this suction pipe is made up of polypropylene material, it is characterised in that: include polypropylene, thermoplasticity shape memory high molecule, compatilizer, lubricant, antioxidant;Wherein polypropylene content is the 40-70% of gross mass;Thermoplasticity shape memory high molecule content is the 20-50% of gross mass;Compatibilizer content is the 0-9% of gross mass;Lubricant content is the 0.5-0.8% of gross mass;Antioxidant content is the 0.2-0.5% of gross mass;Described polypropylene is homo-polypropylene or co-polypropylene;Described thermoplasticity shape memory high molecule material is polystyrene type thermoplasticity shape memory high molecule material or polycaprolactone type thermoplasticity shape memory high molecule material;Described compatilizer be polystyrene be end segment, be hydrogenated with, with polybutadiene, the linear three embedding copolymers that ethylene-butene copolymer is middle spring block that obtain;Described lubricant is divided into interior lubrication and the compound system of outer lubrication;Described in-lubricant is calcium stearate or magnesium stearate, and external lubricant is PE wax or OP wax;Described antioxidant is composite antioxidant.
- 2. the preparation method of the suction pipe with recoverable shape described in a claim 1, it is characterised in that: step is as follows:A: weigh raw material according to formula, enters high mixer mix homogeneously;B: the raw material mixed in step a is put into single screw rod or double screw extruder, through melt extruding, through mould, vacuum sizing sleeve, tank cools down, cutting;C: the suction pipe that will make in step b, is heated to uniform temperature, and this temperature is higher than material deformation temperature, and less than melt temperature, extruding folds into desired shape, quenching sizing.
- The preparation method of suction pipe with recoverable shape the most according to claim 2, it is characterised in that: in described step C, temperature is set as district's 180-200 degree, two district's 200-240 degree, three district's 200-240 degree, four district's 200-240 degree, 230 degree of mould, pressure 10-15MPa, vacuum 0.5MPa.
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Families Citing this family (6)
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CN107383898B (en) * | 2011-05-31 | 2020-03-03 | 普立万公司 | Thermoplastic elastomer composite with shape memory by thermo-mechanical action |
SI3393311T1 (en) | 2015-12-22 | 2021-03-31 | Alterno Labs D.O.O. | Pre-filled drinking straw with a cross-slit valve closure on both ends |
CN106366449A (en) * | 2016-09-27 | 2017-02-01 | 南宁市日建塑料包装有限责任公司 | Transparent beverage straw and production technology thereof |
CN107043490A (en) * | 2017-01-19 | 2017-08-15 | *** | A kind of Shape memory polypropylene composite material containing natural ramie fiber and preparation method thereof |
CN109627592B (en) * | 2018-12-26 | 2021-05-07 | 上海凯矜新材料科技有限公司 | Preparation method of shape memory composite material for automobile bumper |
CN111234438A (en) * | 2020-01-11 | 2020-06-05 | 余姚市宏达喷雾器有限公司 | Emulsion pump suction pipe of environment-friendly thermoplastic elastomer and preparation method thereof |
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CN102070828A (en) * | 2010-12-09 | 2011-05-25 | 楼仲平 | Preparation method of high transparent degradable material and suction tube |
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CN102070828A (en) * | 2010-12-09 | 2011-05-25 | 楼仲平 | Preparation method of high transparent degradable material and suction tube |
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Address after: Jiangning Development Zone in Nanjing City, Jiangsu province 211153 Evergreen Street No. 32 Applicant after: China Shipbuilding Heavy Industries (Nanjing) Molding Technology Co., Ltd. Address before: 210011 No. 346, Zhongshan North Road, Jiangsu, Nanjing Applicant before: Nanjing Pengli Science & Technology Co., Ltd. |
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