CN106479124A - The composite that a kind of prestressed member is used - Google Patents
The composite that a kind of prestressed member is used Download PDFInfo
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- CN106479124A CN106479124A CN201510842598.3A CN201510842598A CN106479124A CN 106479124 A CN106479124 A CN 106479124A CN 201510842598 A CN201510842598 A CN 201510842598A CN 106479124 A CN106479124 A CN 106479124A
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Abstract
The composite that a kind of prestressed member is used, is prepared from including following component：20～24 parts of end hydroxy butadiene, 22～26 parts of epoxy phenolics, 18～22 parts of polypropylene, 6～8 parts of powdered whiting, 2.0～2.5 parts of plasticizer, 1.2～1.4 parts of coupling agent, 3～4 parts of fatty glyceride, 4.5～5.5 parts of glass fibre, 1～2 part of zinc stearate, 1.5～2.4 parts of Tissuemat E, 2.5～3.0 parts of toner.The present invention improves the ductility of composite, improves the service life of composite itself, it is ensured that the tensile strength of prestressed member.
Description
Technical field
The invention belongs to prestressed member technical field, specifically refers to the composite that a kind of prestressed member is used.
Background technology
Prestressing force is that in the compression that construction period is previously applied to structure, pre-compression stress can completely or partially offset the tension that load causes to structure during one's term of military service, it is to avoid structure is destroyed in order to improve structure military service performance.It is usually used in xoncrete structure, be before xoncrete structure bearing load, in advance pressure is applied to which, its concrete in tension zone internal force in outer load action is made to produce compression, in order to the tension of external load generation is offset or reduce, make that structure does not produce crack in the condition of normal use or split must be than later.
Prestressed reinforced concrete construction, be before structure bearing load, in advance pressure is applied to which, its concrete in tension zone internal force in outer load action is made to produce compression, in order to the tension of external load generation is offset or reduce, make that structure does not produce crack in the condition of normal use or split must be than later.
In prestressed member technical field, composite is often used, but present composite does not reach requirement in tensile strength.Therefore, the composite that a kind of prestressed member of necessary design is used.
Content of the invention
The technical problem to be solved in the present invention is to provide the composite that a kind of prestressed member is used.
Present disclosure includes：
The composite that a kind of prestressed member is used, is prepared from including following component：
20～24 parts of end hydroxy butadiene, 22～26 parts of epoxy phenolics, 18～22 parts of polypropylene, 6～8 parts of powdered whiting, 2.0～2.5 parts of plasticizer, 1.2～1.4 parts of coupling agent, 3～4 parts of fatty glyceride, 4.5～5.5 parts of glass fibre, 1～2 part of zinc stearate, 1.5～2.4 parts of Tissuemat E, 2.5～3.0 parts of toner.
In the present invention, used as a kind of preferred technical scheme, plasticizer adopts phthalic acid two（2- ethyl hexyl）One kind in ester and di-n-octyl phthalate.
In the present invention, used as a kind of preferred technical scheme, coupling agent is using the one kind in chromium complex coupling agent, titanate coupling agent.
In the present invention, used as a kind of preferred technical scheme, toner adopts titanium dioxide.
The preparation method of the present invention is as follows：
1）End hydroxy butadiene, epoxy phenolics, polypropylene are put in mixer and is mixed and drying operation, 3-5h is stirred, in mixed process, zinc stearate is slowly added to, obtains mixed fillers；
2）Glass fibre, powdered whiting are added in ultrasonic grinder and are crushed, coupling agent is added in crushing process, is persistently crushed 3h, is filtered and drying process after the completion of crushing, add fatty glyceride to proceed married operation after the completion of dry run, finally give auxiliary packing；
3）By step 1）In the mixed fillers that obtain and step 2）In the auxiliary packing that obtains be added to high mixer, under conditions of 130-150 DEG C, persistently mix 2h, Tissuemat E and plasticizer is slowly added in mixed process, again by remaining raw material under conditions of 240-260 DEG C, all be added in mixed system, persistently mix 35-45min, obtain molten condition under product mix；
4）By step 3）In the product mix that obtains carry out cooling down step by step, rate of temperature fall is 10 DEG C/20min step by step, and when product cools to 160 DEG C, being put in double screw extruder carries out extrusion operation, finally gives product.
The invention has the beneficial effects as follows,
The present invention improves the ductility of composite, improves the service life of composite itself, it is ensured that the tensile strength of prestressed member.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the present invention is realized are easy to understand, with reference to specific embodiment, the present invention is expanded on further.
Embodiment 1
The composite that a kind of prestressed member is used, is prepared from including following component：
20 parts of end hydroxy butadiene, 22 parts of epoxy phenolics, 18 parts of polypropylene, 6 parts of powdered whiting, 2.0 parts of plasticizer, 1.2 parts of coupling agent, 3 parts of fatty glyceride, 4.5 parts of glass fibre, 1 part of zinc stearate, 1.5 parts of Tissuemat E, 2.5 parts of toner.
In the present embodiment, plasticizer adopts phthalic acid two（2- ethyl hexyl）One kind in ester and di-n-octyl phthalate, coupling agent adopt titanium dioxide using the one kind in chromium complex coupling agent, titanate coupling agent, toner.
The preparation method of the present invention is as follows：
1）End hydroxy butadiene, epoxy phenolics, polypropylene are put in mixer and is mixed and drying operation, 3h is stirred, in mixed process, zinc stearate is slowly added to, obtains mixed fillers；
2）Glass fibre, powdered whiting are added in ultrasonic grinder and are crushed, coupling agent is added in crushing process, is persistently crushed 3h, is filtered and drying process after the completion of crushing, add fatty glyceride to proceed married operation after the completion of dry run, finally give auxiliary packing；
3）By step 1）In the mixed fillers that obtain and step 2）In the auxiliary packing that obtains be added to high mixer, under conditions of 130 DEG C, persistently mix 2h, Tissuemat E and plasticizer is slowly added in mixed process, again by remaining raw material under conditions of 240 DEG C, all be added in mixed system, persistently mix 35min, obtain molten condition under product mix；
4）By step 3）In the product mix that obtains carry out cooling down step by step, rate of temperature fall is 10 DEG C/20min step by step, and when product cools to 160 DEG C, being put in double screw extruder carries out extrusion operation, finally gives product.
Embodiment 2
The composite that a kind of prestressed member is used, is prepared from including following component：
24 parts of end hydroxy butadiene, 26 parts of epoxy phenolics, 22 parts of polypropylene, 8 parts of powdered whiting, 2.5 parts of plasticizer, 1.4 parts of coupling agent, 4 parts of fatty glyceride, 5.5 parts of glass fibre, 2 parts of zinc stearate, 2.4 parts of Tissuemat E, 3.0 parts of toner.
In the present embodiment, plasticizer adopts phthalic acid two（2- ethyl hexyl）One kind in ester and di-n-octyl phthalate, coupling agent adopt titanium dioxide using the one kind in chromium complex coupling agent, titanate coupling agent, toner.
The preparation method of the present invention is as follows：
1）End hydroxy butadiene, epoxy phenolics, polypropylene are put in mixer and is mixed and drying operation, 3-5h is stirred, in mixed process, zinc stearate is slowly added to, obtains mixed fillers；
2）Glass fibre, powdered whiting are added in ultrasonic grinder and are crushed, coupling agent is added in crushing process, is persistently crushed 3h, is filtered and drying process after the completion of crushing, add fatty glyceride to proceed married operation after the completion of dry run, finally give auxiliary packing；
3）By step 1）In the mixed fillers that obtain and step 2）In the auxiliary packing that obtains be added to high mixer, under conditions of 150 DEG C, persistently mix 2h, Tissuemat E and plasticizer is slowly added in mixed process, again by remaining raw material under conditions of 260 DEG C, all be added in mixed system, persistently mix 35-45min, obtain molten condition under product mix；
4）By step 3）In the product mix that obtains carry out cooling down step by step, rate of temperature fall is 10 DEG C/20min step by step, and when product cools to 160 DEG C, being put in double screw extruder carries out extrusion operation, finally gives product.
Embodiment 3
The composite that a kind of prestressed member is used, is prepared from including following component：
22 parts of end hydroxy butadiene, 25 parts of epoxy phenolics, 20 parts of polypropylene, 7 parts of powdered whiting, 2.3 parts of plasticizer, 1.3 parts of coupling agent, 3.5 parts of fatty glyceride, 5 parts of glass fibre, 2 parts of zinc stearate, 2 parts of Tissuemat E, 3 parts of toner.
In the present embodiment, plasticizer adopts phthalic acid two（2- ethyl hexyl）One kind in ester and di-n-octyl phthalate, coupling agent adopt titanium dioxide using the one kind in chromium complex coupling agent, titanate coupling agent, toner.
The preparation method of the present invention is as follows：
1）End hydroxy butadiene, epoxy phenolics, polypropylene are put in mixer and is mixed and drying operation, 3-5h is stirred, in mixed process, zinc stearate is slowly added to, obtains mixed fillers；
2）Glass fibre, powdered whiting are added in ultrasonic grinder and are crushed, coupling agent is added in crushing process, is persistently crushed 3h, is filtered and drying process after the completion of crushing, add fatty glyceride to proceed married operation after the completion of dry run, finally give auxiliary packing；
3）By step 1）In the mixed fillers that obtain and step 2）In the auxiliary packing that obtains be added to high mixer, under conditions of 130-150 DEG C, persistently mix 2h, Tissuemat E and plasticizer is slowly added in mixed process, again by remaining raw material under conditions of 240-260 DEG C, all be added in mixed system, persistently mix 35-45min, obtain molten condition under product mix；
4）By step 3）In the product mix that obtains carry out cooling down step by step, rate of temperature fall is 10 DEG C/20min step by step, and when product cools to 160 DEG C, being put in double screw extruder carries out extrusion operation, finally gives product.
Those of ordinary skill in the art should be understood：The discussion of any of the above embodiment is exemplary only, it is not intended that hint the scope of the present disclosure (including claim) is limited to these examples；Under the thinking of the present invention, can also be combined between technical characteristic in above example or different embodiments, step can be realized with random order, and there are many other changes of the different aspect of the present invention as above, for their not offers in details simple and clear.Therefore, all any omissions that within the spirit and principles in the present invention, is made, modification, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (5)
1. the composite that a kind of prestressed member is used, is characterized in that, be prepared from including following component：
20～24 parts of end hydroxy butadiene, 22～26 parts of epoxy phenolics, 18～22 parts of polypropylene, 6～8 parts of powdered whiting, 2.0～2.5 parts of plasticizer, 1.2～1.4 parts of coupling agent, 3～4 parts of fatty glyceride, 4.5～5.5 parts of glass fibre, 1～2 part of zinc stearate, 1.5～2.4 parts of Tissuemat E, 2.5～3.0 parts of toner.
2. the composite that a kind of prestressed member is used as claimed in claim 1, is characterized in that, plasticizer adopts phthalic acid two（2- ethyl hexyl）One kind in ester and di-n-octyl phthalate.
3. the composite that a kind of prestressed member is used as claimed in claim 1, is characterized in that, coupling agent is using the one kind in chromium complex coupling agent, titanate coupling agent.
4. the composite that a kind of prestressed member is used as claimed in claim 1, is characterized in that, toner adopts titanium dioxide.
5. the composite that a kind of prestressed member is used as claimed in claim 1, is characterized in that, preparation method is as follows：
1）End hydroxy butadiene, epoxy phenolics, polypropylene are put in mixer and is mixed and drying operation, 3-5h is stirred, in mixed process, zinc stearate is slowly added to, obtains mixed fillers；
2）Glass fibre, powdered whiting are added in ultrasonic grinder and are crushed, coupling agent is added in crushing process, is persistently crushed 3h, is filtered and drying process after the completion of crushing, add fatty glyceride to proceed married operation after the completion of dry run, finally give auxiliary packing；
3）By step 1）In the mixed fillers that obtain and step 2）In the auxiliary packing that obtains be added to high mixer, under conditions of 130-150 DEG C, persistently mix 2h, Tissuemat E and plasticizer is slowly added in mixed process, again by remaining raw material under conditions of 240-260 DEG C, all be added in mixed system, persistently mix 35-45min, obtain molten condition under product mix；
4）By step 3）In the product mix that obtains carry out cooling down step by step, rate of temperature fall is 10 DEG C/20min step by step, and when product cools to 160 DEG C, being put in double screw extruder carries out extrusion operation, finally gives product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510842598.3A CN106479124A (en) | 2015-11-29 | 2015-11-29 | The composite that a kind of prestressed member is used |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510842598.3A CN106479124A (en) | 2015-11-29 | 2015-11-29 | The composite that a kind of prestressed member is used |
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| CN106479124A true CN106479124A (en) | 2017-03-08 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102070810A (en) * | 2010-12-16 | 2011-05-25 | 广东致顺化工环保设备有限公司 | Material special for corrugated pipe for high-density polyethylene prestressed concrete and production method thereof |
| CN103044746A (en) * | 2012-12-10 | 2013-04-17 | 中国京冶工程技术有限公司 | Externally-wrapped sheath modified material for retard-bonded pre-stressed steel strand and preparation method of externally-wrapped sheath modified material |
| CN104788817A (en) * | 2015-04-03 | 2015-07-22 | 洛阳理工学院 | Modified polypropylene composite toughening material and preparation method thereof |
| CN105038114A (en) * | 2015-08-04 | 2015-11-11 | 苏州博云塑业有限公司 | Composite material reinforced through fiber |
-
2015
- 2015-11-29 CN CN201510842598.3A patent/CN106479124A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102070810A (en) * | 2010-12-16 | 2011-05-25 | 广东致顺化工环保设备有限公司 | Material special for corrugated pipe for high-density polyethylene prestressed concrete and production method thereof |
| CN103044746A (en) * | 2012-12-10 | 2013-04-17 | 中国京冶工程技术有限公司 | Externally-wrapped sheath modified material for retard-bonded pre-stressed steel strand and preparation method of externally-wrapped sheath modified material |
| CN104788817A (en) * | 2015-04-03 | 2015-07-22 | 洛阳理工学院 | Modified polypropylene composite toughening material and preparation method thereof |
| CN105038114A (en) * | 2015-08-04 | 2015-11-11 | 苏州博云塑业有限公司 | Composite material reinforced through fiber |
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Application publication date: 20170308 |
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