CN104631908A - Outdoor guardrail with inner bagasse layer and manufacturing method thereof - Google Patents
Outdoor guardrail with inner bagasse layer and manufacturing method thereof Download PDFInfo
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- CN104631908A CN104631908A CN201510008445.9A CN201510008445A CN104631908A CN 104631908 A CN104631908 A CN 104631908A CN 201510008445 A CN201510008445 A CN 201510008445A CN 104631908 A CN104631908 A CN 104631908A
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- bagasse
- bamboo pole
- wood
- layer
- bar
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- 241000609240 Ambelania acida Species 0.000 title claims abstract description 109
- 239000010905 bagasse Substances 0.000 title claims abstract description 109
- 238000004519 manufacturing process Methods 0.000 title abstract description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 76
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 76
- 241001330002 Bambuseae Species 0.000 claims abstract description 76
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 76
- 239000011425 bamboo Substances 0.000 claims abstract description 76
- 239000000463 material Substances 0.000 claims abstract description 19
- 239000002023 wood Substances 0.000 claims description 28
- 239000002245 particle Substances 0.000 claims description 24
- 241000533849 Gleditsia Species 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 14
- 238000002360 preparation method Methods 0.000 claims description 12
- 239000003292 glue Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000011347 resin Substances 0.000 claims description 10
- 229920005989 resin Polymers 0.000 claims description 10
- 238000001802 infusion Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 241000931143 Gleditsia sinensis Species 0.000 claims description 4
- 235000013399 edible fruits Nutrition 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 239000008367 deionised water Substances 0.000 claims description 3
- 229910021641 deionized water Inorganic materials 0.000 claims description 3
- 238000001704 evaporation Methods 0.000 claims description 3
- 230000008020 evaporation Effects 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 238000003801 milling Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 230000009514 concussion Effects 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- 230000006866 deterioration Effects 0.000 abstract 1
- 210000003491 skin Anatomy 0.000 description 15
- 240000000111 Saccharum officinarum Species 0.000 description 8
- 235000007201 Saccharum officinarum Nutrition 0.000 description 8
- 238000005452 bending Methods 0.000 description 7
- 239000000835 fiber Substances 0.000 description 7
- 210000002615 epidermis Anatomy 0.000 description 6
- 244000005700 microbiome Species 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 238000004880 explosion Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 241000410468 Pterostyrax Species 0.000 description 1
- 241000220221 Rosales Species 0.000 description 1
- 239000005667 attractant Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000031902 chemoattractant activity Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Molecular Biology (AREA)
- General Health & Medical Sciences (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses an outdoor guardrail with an inner bagasse layer and a manufacturing method of the outdoor guardrail. The outdoor guardrail comprises an outer wood-plastic layer. A bamboo pole layer is arranged in the outer wood-plastic layer. The inner bagasse layer is arranged in the bamboo pole layer. The inner bagasse layer comprises at least one bagasse bar. The space between the outer wood-plastic layer and the bamboo pole layer and the space between the bamboo pole layer and the inner bagasse layer are both filled with crushed bagasse. According to the outdoor guardrail with the inner bagasse layer and the manufacturing method of the outdoor guardrail, since the bagasse bars are arranged in the outer wood-plastic material layer, the toughness of wood-plastic materials is improved; even if the guardrail is powerfully collided, the guardrail is not prone to being broken into two parts. Since the bagasse bars are arranged in bamboo poles, on one hand, the bagasse bars can be protected against corrosion and deterioration, and on the other hand, the toughness and the strength of the guardrail can be further improved.
Description
Technical field
The present invention relates to a kind of outdoor railing and preparation method thereof, in particular a kind of outdoor railing with bagasse internal layer and preparation method thereof.
Background technology
The outdoor railing of prior art generally adopts Wood-plastic material to make, and Wood-plastic material cost is low, has good corrosion resistance and weatherability, meets the requirement of outdoor environmental conditions.But the railing impact resistance that Wood-plastic material makes is poor, service time is long or easily rupture by strong impaction, disconnects (breaking together) completely.At the outdoor environment that some are special, the such as environment such as hill-side, river bank, there is great potential safety hazard in this characteristic of Wood-plastic material guardrail.
Bagasse, be the material that sugarcane stays after extruding is squeezed the juice, before pulverizing, sugarcane epidermis has extraordinary toughness.In addition, drain the bagasse bar lighter weight after moisture, its loose fibre structure also has good damping effect.Temporarily do not find the record of bagasse for the production of outdoor railing in prior art.
Summary of the invention
The object of the present invention is to provide a kind of outdoor railing with bagasse internal layer and preparation method thereof, be intended to solve traditional Wood-plastic material outdoor railing bending resistance crashworthiness poor, the technical problem of easily fracture.
Technical scheme of the present invention is as follows: a kind of outdoor railing with bagasse internal layer, comprises wood and mould skin, and wherein, described wood is moulded outer inside and is provided with bamboo pole layer, and described bamboo pole layer inside is provided with bagasse internal layer, and described bagasse internal layer comprises at least one bagasse bar; Described wood is moulded skin and bamboo pole layer, is all filled with bagasse particle between bamboo pole layer and bagasse internal layer.
Bagasse is the material obtained after sugarcane drains moisture, and the epidermis of sugarcane is long fibre structure, has very strong toughness, is easily cut off by sharp weapon, but is difficult to be pulled off.Sugarcane after squeezing process, except having the very strong epidermis of toughness, not only quality is light for the fibre structure of its internal defect, and has good damping, buffering effect, is a kind of well packing material.Inventor finds bagasse bar to be applied in Wood-plastic material, the toughness of Wood-plastic material railing and crashproof ability can be improved, even if Wood-plastic material railing is subject to thump fracture, the bagasse bar of its inside also easily by tear fracture, can not be specially adapted to the railing as some particular surroundings (such as half way up the mountain, river bank).Because the structure of bagasse bar is comparatively loose; not tight; easily be corroded rotten; destroy its toughness; also remain a small amount of sugar in bagasse bar simultaneously; may produce microorganism or other biological (such as may attract ant etc.) after long-time use, therefore inventor utilizes bamboo pole as the operator guards of bagasse bar.Bamboo pole is also long fibre structure, has certain intensity and toughness, and the fibre structure of bamboo pole is relatively tightr, bagasse bar is placed in bamboo pole inside fixing, then seals bamboo pole, air and biology can be stoped to enter bamboo pole inside, avoid bagasse bar to be corroded rotten.In addition, the toughness arranging the outdoor railing of all right raising further of bamboo pole, bamboo pole lighter weight simultaneously, the outdoor railing after making is convenient to carrying.
The invention also discloses the preparation method of the outdoor railing with bagasse internal layer, wherein, comprise the following steps:
A, prepare wood and mould skin, for subsequent use; In practical application, adopt the method that traditional wood is molded, make wood and mould skin.
B, prepare bamboo pole, get bamboo pole, got through by inner for bamboo pole ring, put into the water infusion 1 ~ 2 hour that temperature is 65 ~ 100 DEG C, toast 5 ~ 7 hours at being then placed in 60 ~ 65 DEG C, cooling is for subsequent use afterwards naturally; First check whether bamboo pole surface has slight crack, ensure can not to break in the bamboo pole surface adopted; Bamboo pole being put into water infusion is microorganism in order to kill bamboo pole inside or insect, then carries out low-temperature bake, effectively can remove the moisture of bamboo pole on the one hand, can not destroy toughness and the surface integrity of bamboo pole on the other hand; Removing the object of moisture is application life in order to extend bamboo pole, because the easy cooperating microorganisms of the existence of moisture, the bamboo pole quality after anhydrating point reduces further, is extremely convenient to transport.
C, prepare bagasse bar, by whole piece cane milling, desaccharification divides and to anhydrate point, then puts into the warm water infusion 2 ~ 3 hours that temperature is 50 ~ 60 DEG C, to take out at 55 DEG C dry 8 ~ 15 hours, obtains bagasse bar; Sugarcane after squeezing, can remove its moisture contained and sugar substantially, does not damage sugarcane epidermis simultaneously; The object of warm water infusion is utilized to be sugar in order to remove further in bagasse bar, to extend the application life of bagasse bar; Low temperature drying again after infusion, can remove the moisture of bagasse bar on the one hand completely, can not have an impact on the other hand, retain the toughness of sugarcane epidermis completely to the fibre structure of bagasse bar epidermis.
D, get bagasse bar, pulverize and obtain bagasse particle, for subsequent use.
E, at least one bagasse bar is filled in bamboo pole inside, then fill bagasse particle to bamboo pole inside, pour solidified liquid into, leave standstill 2 ~ 3 hours, treat that the inner bagasse bar of bamboo pole and bagasse particle solidify completely, utilize resin seal bamboo pole two-port, be coated with last layer resin seal on bamboo pole surface simultaneously; Sealing bamboo pole two-port and surface are to be sealed completely by bamboo pole, and placement air or other biological enter bamboo pole inside, improve bamboo pole to the protective effect of bagasse bar.
F, the bamboo pole in step e is filled in wood mould in skin, mould in skin to wood and fill bagasse particle, pour solidified liquid into, leave standstill 1 ~ 3 hour, treat that outer inner bamboo pole moulded by wood and bagasse particle solidifies completely, utilize resin seal wood to mould skin, obtain outdoor railing.
In the present invention, the composition of raw materials of solidified liquid is made up of each component of following parts by weight:
20 ~ 30 parts, glue;
Anticorrisive agent 0.5 ~ 2 part;
Fructus Gleditsia extract 2 ~ 5 parts;
The preparation method of Fructus Gleditsia extract is as follows: get Gleditsia officinalis fruit, pulverize, add the deionized water that quality is crushed material 5 ~ 8 times, stir 10 minutes, adopt rotary shaker at 60 ~ 70 DEG C with the speed of 200 ~ 250 turns/min concussion 100 ~ 120 minutes, filtration obtains stoste, utilize Rotary Evaporators to carry out heating evaporation to stoste, until stoste volume reduces 20% ~ 30%, stop heating, leave standstill and be cooled to room temperature, obtain Fructus Gleditsia extract.Chinese honey locust Pterostyrax Rosales, pulse family deciduous tree or dungarunga, its fruit is multiplex makes articles for washing, there is good lubricity and rheological characteristic, inventor finds that in solidified liquid, add appropriate Fructus Gleditsia extract effectively can improve the efficiency that it infiltrates bagasse bar and bagasse particle, through test, when not adding Fructus Gleditsia extract, glue generally needs 6 ~ 8 hours ability to infiltrate each bagasse bar inside (bagasse bar and the crude fibre structure of bagasse particle internal defect can produce resistance to the infiltration of glue) completely, and after adding Fructus Gleditsia extract, the surperficial thickness power of glue (time liquid) can reduce, liquid glue more easily infiltrates, under square one, glue only needs within 3 ~ 5 hours, to infiltrate each bagasse bar and bagasse particle inside completely, Fructus Gleditsia extract does not have an impact to the glue adhesion stress after solidifying, in addition, Fructus Gleditsia extract also has certain sterilizing effect, can suppress growing of microorganism in bagasse bar and bagasse particle.
Beneficial effect of the present invention: the invention discloses a kind of outdoor railing with bagasse internal layer and preparation method thereof, by arranging bagasse bar in the outer inside of Wood-plastic material, improve the toughness of Wood-plastic material, even if by strong impaction, railing is also not easily broken into two sections.The present invention, by bagasse bar is arranged on bamboo pole inside, can avoid bagasse bar to be corroded rotten on the one hand, can improve toughness and the intensity of railing on the other hand further.
Accompanying drawing explanation
Fig. 1 is the cross-sectional structure schematic diagram with the outdoor railing of bagasse internal layer in the present invention.
Detailed description of the invention
For making object of the present invention, technical scheme and advantage clearly, clearly, developing simultaneously referring to accompanying drawing, the present invention is described in more detail for embodiment.
Embodiment 1
Present embodiment discloses a kind of outdoor railing with bagasse internal layer, as shown in Figure 1, comprise the wood arranged from outside to inside successively and mould skin 100, bamboo pole layer 200 and bagasse internal layer 300, bagasse internal layer 300 comprises many bagasse bars 310, and wood is moulded skin 100 and bamboo pole layer 200, is all filled with bagasse particle 400 between bamboo pole layer 200 and bagasse internal layer 300.
In the present embodiment, the preparation method with the outdoor railing of bagasse internal layer comprises the following steps:
A, prepare wood and mould skin, for subsequent use;
B, prepare bamboo pole, get bamboo pole, got through by inner for bamboo pole ring, put into the water infusion 2 hours that temperature is 75 DEG C, toast 6 hours at being then placed in 60 DEG C, cooling is for subsequent use afterwards naturally;
C, prepare bagasse bar, by whole piece cane milling, desaccharification divides and to anhydrate point, then puts into the warm water infusion 3 hours that temperature is 50 DEG C, to take out at 55 DEG C dry 10 hours, obtains bagasse bar;
D, get bagasse bar, pulverize and obtain bagasse particle, for subsequent use;
E, 4 bagasse bars are filled in bamboo pole inside, then fill bagasse particle to bamboo pole inside, pour solidified liquid into, leave standstill 3 hours, treat that the inner bagasse bar of bamboo pole and bagasse particle solidify completely, utilize resin seal bamboo pole two-port, be coated with last layer resin seal on bamboo pole surface simultaneously;
F, the bamboo pole in step e is filled in wood mould in skin, mould in skin to wood and fill bagasse particle, pour solidified liquid into, leave standstill 2 hours, treat that outer inner bamboo pole moulded by wood and bagasse particle solidifies completely, utilize resin seal wood to mould skin, obtain outdoor railing.
In the present embodiment, the composition of raw materials of solidified liquid is made up of each component of following parts by weight:
22 parts, glue;
Anticorrisive agent 0.8 part;
Fructus Gleditsia extract 2 parts.
The preparation method of Fructus Gleditsia extract is as follows: get Gleditsia officinalis fruit, pulverize, add the deionized water that quality is crushed material 5 times, stir 10 minutes, adopt rotary shaker to shake 120 minutes with the speed of 200 turns/min at 60 DEG C, filtration obtains stoste, utilize Rotary Evaporators to carry out heating evaporation to stoste, until stoste volume reduces 20%, stop heating, leave standstill and be cooled to room temperature, obtain Fructus Gleditsia extract.In solidified liquid, add appropriate Fructus Gleditsia extract effectively can improve the efficiency that it infiltrates bagasse bar and bagasse particle; In addition, Fructus Gleditsia extract also has certain sterilizing effect, can suppress growing of microorganism in bagasse bar, bagasse particle and bamboo pole.
Wherein, anticorrisive agent, glue and resin adopt commercially available product.
Embodiment 2
The present embodiment is basic identical with embodiment 1, unlike, the composition of raw materials of solidified liquid is made up of each component of following parts by weight:
30 parts, glue;
Anticorrisive agent 1.8 parts;
Fructus Gleditsia extract 5 parts.
Comparative example 1
Wood-plastic material is utilized to make the outdoor railing of specification in the same manner as in Example 1.
Pressure test is carried out to above-described embodiment 1 and 2, comparative example 1.
Tested object: to embodiment 1,2, in comparative example 1, outdoor railing is tested, is numbered test No. 1 ~ 3, sample respectively, and three test samples are cylindrical shape, and length is 2.5m, and diameter is 15cm.Outer layer thickness moulded by the wood of No. 1 test sample and No. 2 test samples is 2cm, and bamboo pole layer thickness is about 1cm, and bamboo pole layer internal diameter is about 8cm.
Pressure test: the two ends of fixing test sample, utilize extruder to extrude the middle part of test sample, lifting surface area is about 100cm
2, continue to increase pressure, until test sample breakage or bending, logging test results.
| Numbering | Observed result | Fracture pressure |
| 1 | When pressure is 2065N, railing bends, and wood is moulded skin and split, bamboo pole layer explosion bending, the bagasse bar bending of bagasse internal layer, but does not disconnect; When continuing to increase pressure to 3210N, bamboo pole fault rupture, bagasse bar is torn and is come off, but does not disconnect two sections completely, and whole rail structure destroys completely | 3210N |
| 2 | When pressure is 2016N, railing bends, and wood is moulded skin and split, bamboo pole layer explosion bending, the bagasse bar bending of bagasse internal layer, but does not disconnect; When continuing to increase pressure to 3018N, bamboo pole fault rupture, bagasse bar is torn and is come off, but does not disconnect two sections completely, and whole rail structure destroys completely | 3018N |
| 3 | Railing fragments into two halves | 1872N |
Test result: after being subject to powerful extruding, railing ruptures, but bamboo pole follows the bagasse bar of bagasse internal layer to be that bending does not disconnect, continue to increase pressure, whole rail structure destroys completely, and the explosion of bamboo pole layer disconnects, bagasse bar is torn and is come off, but is not also broken into two sections completely; The compressive strength of the compressive strength rate comparative example 1 of the outdoor railing in embodiment 1,2 is slightly high.
Should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (3)
1. with an outdoor railing for bagasse internal layer, comprise wood and mould skin, it is characterized in that, described wood is moulded outer inside and is provided with bamboo pole layer, and described bamboo pole layer inside is provided with bagasse internal layer, and described bagasse internal layer comprises at least one bagasse bar; Described wood is moulded skin and bamboo pole layer, is all filled with bagasse particle between bamboo pole layer and bagasse internal layer.
2., as claimed in claim 1 with a preparation method for the outdoor railing of bagasse internal layer, it is characterized in that, comprise the following steps:
A, prepare wood and mould skin, for subsequent use;
B, prepare bamboo pole, get bamboo pole, got through by inner for bamboo pole ring, put into the water infusion 1 ~ 2 hour that temperature is 65 ~ 100 DEG C, toast 5 ~ 7 hours at being then placed in 60 ~ 65 DEG C, cooling is for subsequent use afterwards naturally;
C, prepare bagasse bar, by whole piece cane milling, desaccharification divides and to anhydrate point, then puts into the warm water infusion 2 ~ 3 hours that temperature is 50 ~ 60 DEG C, to take out at 55 DEG C dry 8 ~ 15 hours, obtains bagasse bar;
D, get bagasse bar, pulverize and obtain bagasse particle, for subsequent use;
E, at least one bagasse bar is filled in bamboo pole inside, then fill bagasse particle to bamboo pole inside, pour solidified liquid into, leave standstill 2 ~ 3 hours, treat that the inner bagasse bar of bamboo pole and bagasse particle solidify completely, utilize resin seal bamboo pole two-port, be coated with last layer resin seal on bamboo pole surface simultaneously;
F, the bamboo pole in step e is filled in wood mould in skin, mould in skin to wood and fill bagasse particle, pour solidified liquid into, leave standstill 1 ~ 3 hour, treat that outer inner bamboo pole moulded by wood and bagasse particle solidifies completely, utilize resin seal wood to mould skin, obtain described outdoor railing.
3. the preparation method of the outdoor railing with bagasse internal layer according to claim 2, is characterized in that, in described step e and F, the composition of raw materials of described solidified liquid is made up of each component of following parts by weight:
20 ~ 30 parts, glue;
Anticorrisive agent 0.5 ~ 2 part;
Fructus Gleditsia extract 2 ~ 5 parts;
The preparation method of described Fructus Gleditsia extract is as follows: get Gleditsia officinalis fruit, pulverize, add the deionized water that quality is crushed material 5 ~ 8 times, stir 10 minutes, adopt rotary shaker at 60 ~ 70 DEG C with the speed of 200 ~ 250 turns/min concussion 100 ~ 120 minutes, filtration obtains stoste, utilize Rotary Evaporators to carry out heating evaporation to stoste, until stoste volume reduces 20% ~ 30%, stop heating, leave standstill and be cooled to room temperature, obtain Fructus Gleditsia extract.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510008445.9A CN104631908B (en) | 2015-01-08 | 2015-01-08 | A kind of outdoor railing with bagasse internal layer and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510008445.9A CN104631908B (en) | 2015-01-08 | 2015-01-08 | A kind of outdoor railing with bagasse internal layer and preparation method thereof |
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| CN104631908A true CN104631908A (en) | 2015-05-20 |
| CN104631908B CN104631908B (en) | 2016-12-28 |
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| CN102911508A (en) * | 2012-11-13 | 2013-02-06 | 东北林业大学 | Polyester fiber enhanced wood-plastic composite material and preparation method thereof |
| CN103046467A (en) * | 2012-12-03 | 2013-04-17 | 段海红 | Metal inner core wood-plastic guardrail |
| CN203236778U (en) * | 2013-04-28 | 2013-10-16 | 朱红军 | Polyurethane composite material rod piece with original bamboo reinforced inner container |
| CN103341938A (en) * | 2013-06-18 | 2013-10-09 | 东北林业大学 | Preparation method of wood-like wood-plastic composite sheet material |
| CN203904819U (en) * | 2014-04-26 | 2014-10-29 | 江苏博泓新材料科技有限公司 | Pier anti-collision protective device |
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| CN104631908B (en) | 2016-12-28 |
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