CN110003557A - PE foaming sleeper and preparation method thereof - Google Patents

PE foaming sleeper and preparation method thereof Download PDF

Info

Publication number
CN110003557A
CN110003557A CN201910305745.1A CN201910305745A CN110003557A CN 110003557 A CN110003557 A CN 110003557A CN 201910305745 A CN201910305745 A CN 201910305745A CN 110003557 A CN110003557 A CN 110003557A
Authority
CN
China
Prior art keywords
sleeper
foams
foaming
microsprings
nail
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.)
Pending
Application number
CN201910305745.1A
Other languages
Chinese (zh)
Inventor
赵振东
康东森
刘鑫
高中江
邵平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHANDONG XUSEN WPC Co Ltd
Original Assignee
SHANDONG XUSEN WPC Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SHANDONG XUSEN WPC Co Ltd filed Critical SHANDONG XUSEN WPC Co Ltd
Priority to CN201910305745.1A priority Critical patent/CN110003557A/en
Publication of CN110003557A publication Critical patent/CN110003557A/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0066—Use of inorganic compounding ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0085—Use of fibrous compounding ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0095—Mixtures of at least two compounding ingredients belonging to different one-dot groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C08J9/102—Azo-compounds
    • C08J9/103—Azodicarbonamide
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B3/00—Transverse or longitudinal sleepers; Other means resting directly on the ballastway for supporting rails
    • E01B3/44—Transverse or longitudinal sleepers; Other means resting directly on the ballastway for supporting rails made from other materials only if the material is essential
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/06—Polyethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/04—Ingredients characterised by their shape and organic or inorganic ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2227—Oxides; Hydroxides of metals of aluminium
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K7/00—Use of ingredients characterised by shape
    • C08K7/02—Fibres or whiskers
    • C08K7/04—Fibres or whiskers inorganic
    • C08K7/06—Elements
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K7/00—Use of ingredients characterised by shape
    • C08K7/02—Fibres or whiskers
    • C08K7/04—Fibres or whiskers inorganic
    • C08K7/14—Glass

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

The invention belongs to sleeper fields, are related to polyethylene foams product more particularly to a kind of PE foaming sleeper and preparation method thereof, PE foaming sleeper includes polyethylene foams, graphene fiber, glass fibre, desiccant, coupling agent, fire retardant；Preparation method includes the following steps: 1) component being mixed to prepare polyethylene foams；2) polyethylene foams, graphene fiber, glass fibre, desiccant, coupling agent and fire retardant are subjected to mixed on low speed again, successively pass through mixing extrusion, pelletizing；3) to the mixture progress melt process of pelletizing, the addition microsprings nail into melting charge, and it is transported in molding die and is formed to get PE foaming sleeper is arrived.The present invention has the characteristics that light weight, good corrosion resistance, anti-flammability height, good mechanical performance, and wherein the addition of graphene fiber, glass fibre and microsprings nail, provides toughness, pull resistance and the globality of sleeper significantly.

Description

PE foaming sleeper and preparation method thereof
Technical field
The invention belongs to sleeper field, be related to polyethylene foams product more particularly to a kind of PE foaming sleeper and its Preparation method.
Background technique
Sleeper also known as sleeper, sleeper, anti-corrosion sleeper, wooden sleeper also refer to sleeper made of other materials sometimes；It is Carry object；It is the material for railway, dedicated track traveling equipment laying and load bearing equipment place mat.Elasticity is good, light-weight, system Make simple, good insulation preformance.Fastener is connect simply with sleeper, is laid with and maintenance, convenient transportation, sleeper and broken stone metaling it Between have biggish coefficient of friction.But the disadvantage is that service life is shorter, consumption amount of wood is big.Effectively to prolong the service life, rest the head on Wood uses after generally having to pass through oiling anti-corrosion.
With being constantly progressive for society, there are many artificial compounded sleepers at this stage, it is at low cost and also environmentally friendly, but existing rank Many sleepers of section, can have phenomena such as stability and poor weatherability, and interlayer is cut when equally existing meeting due to the bending of sleeper stress The destruction of power damages the problem of failing so as to cause sleeper.
Summary of the invention
The present invention is directed to above-mentioned problem, provides a kind of PE foaming sleeper and preparation method thereof.
In order to achieve the above object, the technical solution adopted by the present invention is that a kind of PE foaming sleeper is specifically included with the following group Point:
The PE foaming sleeper further includes microsprings nail；
The polyethylene foams includes following components:
Preferably, the microsprings nail is including spring load part and adding for spring load part both ends is arranged in Gu ball, the spring load part includes spiral part and the connecting column for connecting spiral part and reinforcing ball, the bullet The length L of spring bearing part is 1-3mm, and the diameter of section d of spiral part and connecting column is 0.3-0.5mm, reinforces the half of ball Diameter R is 0.5-0.8mm.
Preferably, the coupling agent is silane coupling agent.
Preferably, the fire retardant is aluminium hydroxide, antimony oxide, ammonium polyphosphate, dimethyl methyl phosphonate, phosphoric acid The mixture of one or more of triethyl.
Preferably, the foaming agent is one of azodicarbonamide, 4,4- disulfonyl hydrazide diphenyl ether.
Preferably, the crosslinking agent is one of cumyl peroxide, dual-tert-butyl peroxy isopropyl base benzene.
Preferably, the stabilizer is -4 methoxyl group diphenylmethanone of 2,2 '-hydroxyl or 2- hydroxyl -4- n-octyloxy two Phenyl ketone.
Preferably, the adjuvant includes antioxidant and cross-linked evocating agent.
Preferably, the antioxidant is 4- methylol -2,6- DI-tert-butylphenol compounds, the cross-linked evocating agent is two tertiary fourths Base peroxide.
A method of PE foaming sleeper is prepared, specifically includes the following steps:
1) low density polyethylene (LDPE), foaming agent, talcum powder, stabilizer, crosslinking agent and adjuvant are subjected to heating stirring, then Grafting is granulated, and obtains polyethylene foams；
2) polyethylene foams, graphene fiber, glass fibre, desiccant, coupling agent and fire retardant are carried out again low Speed mixing, then through double screw extruder in the screw combinations that some strength is sheared mixing extrusion, pelletizing；
3) melt process is carried out to the mixture of pelletizing, microsprings nail is added into melting charge, and it is transported to molding It is formed in mold to get PE foaming sleeper is arrived.
Compared with prior art, the advantages and positive effects of the present invention are,
1, the present invention has the characteristics that light weight, good corrosion resistance, anti-flammability height, good mechanical performance, wherein graphene The addition of fiber, glass fibre and microsprings nail, provides toughness, pull resistance and the globality of sleeper significantly.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment Attached drawing be briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, for ability For the those of ordinary skill of domain, without any creative labor, it can also be obtained according to these attached drawings others Attached drawing.
Fig. 1 is the schematic perspective view of microsprings nail；
Fig. 2 is the main view of microsprings nail；
In above each figure, 1, microsprings nail；11, spiral part；12, connecting column；13, ball is reinforced.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawings and examples The present invention will be further described.It should be noted that in the absence of conflict, in embodiments herein and embodiment Feature can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also To be implemented using other modes described herein are different from, therefore, the present invention is not limited to the specific of specification is described below The limitation of embodiment.
The present invention provides a kind of PE foaming sleeper and preparation methods, mainly include two parts for the present invention, Component that is a part of then being PE foaming sleeper, another part is then preparation method.
For the component of PE foaming sleeper, polyethylene foams is then the main component in the component, for this purpose, invention People gives the concrete component of polyethylene foams.
A kind of PE foaming sleeper, specifically includes following components: 80-100 parts of polyethylene foams, graphene fiber 2-5 Part, 8-15 parts of glass fibre, 0.5-3 parts of desiccant, 1-2 parts of coupling agent, 3-5 parts of fire retardant, in addition to the aforementioned components, invention People also joined microsprings nail in the composition of sleeper, and microsprings nail is the connection and fastening effect in order to reinforce sleeper Fruit, polyethylene foams include following components: 20-30 parts of low density polyethylene (LDPE), 1-2 parts of foaming agent, talcum powder 0.5-1 Part, 0.8-1.5 parts of stabilizer, 0.5-1.5 parts of crosslinking agent, 3-5 parts of adjuvant.
The various preparations of its said components are as follows:
Coupling agent is silane coupling agent；Fire retardant is aluminium hydroxide, antimony oxide, ammonium polyphosphate, methylphosphonic acid diformazan The mixture of one or more of ester, triethyl phosphate, in embodiment below, fire retardant selects aluminium hydroxide；Foaming Agent is one of azodicarbonamide, 4,4- disulfonyl hydrazide diphenyl ether, and in embodiment below, foaming agent selects azo two Formamide；Crosslinking agent is one of cumyl peroxide, dual-tert-butyl peroxy isopropyl base benzene, in embodiment below, Crosslinking agent selects cumyl peroxide；Stabilizer is -4 methoxyl group diphenylmethanone of 2,2 '-hydroxyl or the just pungent oxygen of 2- hydroxyl -4- Base diphenylmethanone, in embodiment below, stabilizer selects -4 methoxyl group diphenylmethanone of 2,2 '-hydroxyl；Antioxidant is 4- methylol -2,6- DI-tert-butylphenol compounds, the cross-linked evocating agent are di-tert-butyl peroxide.
As depicted in figs. 1 and 2, microsprings nail includes spring load part and is arranged at spring load part both ends Reinforcing ball, spring load part include spiral part and for connect spiral part and reinforce ball connecting column, inventor It is obtained by largely testing, the length L of spring load part is 1-3mm, and the diameter of section d of spiral part and connecting column is equal For 0.3-0.5mm, the radius R for reinforcing ball is 0.5-0.8mm, and the purpose for reinforcing ball is then to increase connecing for section and each preparation Contacting surface product, setting microsprings follow closely the purpose of setting, are then the monolithic devices in order to have sleeper altogether, provide whole molding effect.
Embodiment 1
1) by 20 parts of low density polyethylene (LDPE), 1 part of azodicarbonamide, 0.5 part of talcum powder, 0.5 part of peroxidating Diisopropylbenzene (DIPB), 0.8 part of -4 methoxyl group diphenylmethanone of 2,2 '-hydroxyl, 1 part of 4 hydroxymethyl 2,6 di t butyl phenol, 2 The di-tert-butyl peroxide of part carries out heating stirring, and then grafting is granulated, and obtains polyethylene foams；
2) polyethylene foams made in step 1), 80 parts of polyethylene foams, 2 parts of graphene is fine Dimension, 8 parts of glass fibre, 0.5 part of desiccant, 1 part of silane coupling agent, 3 parts of aluminium hydroxide carry out mixed on low speed, then pass through Double screw extruder mixing extrusion, pelletizing in the screw combinations that some strength is sheared；
3) melt process is carried out to the mixture of pelletizing, microsprings nail is added into melting charge, and it is transported to molding It is formed in mold to get PE foaming sleeper A is arrived.
Embodiment 2
1) by 25 parts of low density polyethylene (LDPE), 1.5 parts of azodicarbonamide, 0.8 part of talcum powder, 1 part of peroxidating Diisopropylbenzene (DIPB), 1.5 parts of 4 hydroxymethyl 2,6 di t butyl phenol, 2.5 parts of di-tert-butyl peroxide carry out heating and stir It mixes, then grafting is granulated, and obtains polyethylene foams；
2) polyethylene foams made in step 1), 90 parts of polyethylene foams, 4 parts of graphene is fine Dimension, 12 parts of glass fibre, 1.5 parts of desiccant, 1.5 parts of silane coupling agent, 4 parts of aluminium hydroxide carry out mixed on low speed, Again through double screw extruder in the screw combinations that some strength is sheared mixing extrusion, pelletizing；
3) melt process is carried out to the mixture of pelletizing, microsprings nail is added into melting charge, and it is transported to molding It is formed in mold to get PE foaming sleeper B is arrived.
Embodiment 3
1) by 30 parts of low density polyethylene (LDPE), 2 parts of azodicarbonamide, 1 part of talcum powder, 1.5 parts of 2,2 '-hydroxyls - 4 methoxyl group diphenylmethanone of base, 1.5 parts of cumyl peroxide, 2 parts of 4 hydroxymethyl 2,6 di t butyl phenol, 3 parts Di-tert-butyl peroxide carry out heating stirring, then grafting be granulated, obtain polyethylene foams；
2) polyethylene foams made in step 1), 100 parts of polyethylene foams, 5 parts of graphene is fine Dimension, 15 parts of glass fibre, 3 parts of desiccant, 2 parts of silane coupling agent, 5 parts of aluminium hydroxide carry out mixed on low speed, then pass through Double screw extruder mixing extrusion, pelletizing in the screw combinations that some strength is sheared；
3) melt process is carried out to the mixture of pelletizing, microsprings nail is added into melting charge, and it is transported to molding It is formed in mold to get PE foaming sleeper C is arrived.
The above described is only a preferred embodiment of the present invention, being not that the invention has other forms of limitations, appoint What those skilled in the art changed or be modified as possibly also with the technology contents of the disclosure above equivalent variations etc. It imitates embodiment and is applied to other fields, but without departing from the technical solutions of the present invention, according to the technical essence of the invention Any simple modification, equivalent variations and remodeling to the above embodiments, still fall within the protection scope of technical solution of the present invention.

Claims (10)

  1. The sleeper 1. a kind of PE foams, which is characterized in that specifically include following components:
    The PE foaming sleeper further includes microsprings nail；
    The polyethylene foams includes following components:
  2. The sleeper 2. PE according to claim 1 foams, which is characterized in that the microsprings nail includes spring load part And the reinforcing ball at spring load part both ends is set, the spring load part includes spiral part and for connecting spiral shell Rotation part and the connecting column for reinforcing ball, the length L of the spring load part are 1-3mm, the section of spiral part and connecting column Diameter d is 0.3-0.5mm, and the radius R for reinforcing ball is 0.5-0.8mm.
  3. The sleeper 3. PE according to claim 2 foams, which is characterized in that the coupling agent is silane coupling agent.
  4. The sleeper 4. PE according to claim 3 foams, which is characterized in that the fire retardant is aluminium hydroxide, three oxidations two The mixture of one or more of antimony, ammonium polyphosphate, dimethyl methyl phosphonate, triethyl phosphate.
  5. The sleeper 5. PE according to claim 4 foams, which is characterized in that the foaming agent is azodicarbonamide, 4,4- One of disulfonyl hydrazide diphenyl ether.
  6. The sleeper 6. PE according to claim 5 foams, which is characterized in that the crosslinking agent is cumyl peroxide, double One of tert-butylperoxyiso-propyl benzene.
  7. The sleeper 7. PE according to claim 6 foams, which is characterized in that the stabilizer is -4 methoxyl group of 2,2 '-hydroxyl Diphenylmethanone or 2- hydroxyl -4- n-octyloxy diphenylmethanone.
  8. The sleeper 8. PE according to claim 7 foams, which is characterized in that the adjuvant includes that antioxidant and crosslinking cause Agent.
  9. The sleeper 9. PE according to claim 8 foams, which is characterized in that the antioxidant is bis- uncle of 4- methylol -2,6- Butylphenol, the cross-linked evocating agent are di-tert-butyl peroxide.
  10. 10. a kind of method for preparing any one of claim 1-9 PE foaming sleeper, which is characterized in that specifically include following Step:
    1) low density polyethylene (LDPE), foaming agent, talcum powder, stabilizer, crosslinking agent and adjuvant are subjected to heating stirring, are then grafted It is granulated, obtains polyethylene foams；
    2) polyethylene foams, graphene fiber, glass fibre, desiccant, coupling agent and fire retardant progress low speed are mixed again Close, then through double screw extruder in the screw combinations that some strength is sheared mixing extrusion, pelletizing；
    3) melt process is carried out to the mixture of pelletizing, microsprings nail is added into melting charge, and it is transported to molding die It is interior to be formed to get PE foaming sleeper is arrived.
CN201910305745.1A 2019-04-16 2019-04-16 PE foaming sleeper and preparation method thereof Pending CN110003557A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910305745.1A CN110003557A (en) 2019-04-16 2019-04-16 PE foaming sleeper and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910305745.1A CN110003557A (en) 2019-04-16 2019-04-16 PE foaming sleeper and preparation method thereof

Publications (1)

Publication Number Publication Date
CN110003557A true CN110003557A (en) 2019-07-12

Family

ID=67172333

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910305745.1A Pending CN110003557A (en) 2019-04-16 2019-04-16 PE foaming sleeper and preparation method thereof

Country Status (1)

Country Link
CN (1) CN110003557A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1113381A (en) * 1993-07-12 1995-12-13 西沃德国际公司 Elongated structural member and method and apparatus for making same
CN1342184A (en) * 1999-01-27 2002-03-27 托马斯·诺斯科 Use of recycled plastics for preparing high performance composite railroad ties
CN101318383A (en) * 2008-07-01 2008-12-10 四川大学 Manufacturing method of light wood-plastic composite panel
CN102408736A (en) * 2011-07-25 2012-04-11 东北林业大学 Flame retardant high-wood content wood-plastic composite material and preparation method thereof
CN106832991A (en) * 2017-02-15 2017-06-13 九江学院 A kind of CNT strengthens the preparation method of light wood plastic composite material
CN107075194A (en) * 2014-09-17 2017-08-18 伊梅里斯矿物有限公司 Polymer composition
CN108929448A (en) * 2017-05-25 2018-12-04 尼斯格拉斯有限责任公司 With regeneration waste glass fibre and the structure reinforced plastics composite products of regenerated polymer production of chemicals and preparation method thereof

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1113381A (en) * 1993-07-12 1995-12-13 西沃德国际公司 Elongated structural member and method and apparatus for making same
CN1342184A (en) * 1999-01-27 2002-03-27 托马斯·诺斯科 Use of recycled plastics for preparing high performance composite railroad ties
CN101318383A (en) * 2008-07-01 2008-12-10 四川大学 Manufacturing method of light wood-plastic composite panel
CN102408736A (en) * 2011-07-25 2012-04-11 东北林业大学 Flame retardant high-wood content wood-plastic composite material and preparation method thereof
CN107075194A (en) * 2014-09-17 2017-08-18 伊梅里斯矿物有限公司 Polymer composition
CN106832991A (en) * 2017-02-15 2017-06-13 九江学院 A kind of CNT strengthens the preparation method of light wood plastic composite material
CN108929448A (en) * 2017-05-25 2018-12-04 尼斯格拉斯有限责任公司 With regeneration waste glass fibre and the structure reinforced plastics composite products of regenerated polymer production of chemicals and preparation method thereof

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
周文英: "《聚合物基导热复合材料》", 30 June 2017, 国防工业出版社 *
王文广: "《聚合物改性原料》", 31 March 2018, 中国轻工业出版社 *
黄锐: "《塑料工程手册 下册》", 30 April 2000, 北京机械工业出版社 *

Similar Documents

Publication Publication Date Title
CN105367742B (en) Combined polyether, polyurethane foam and its preparation method and application
JP6208399B2 (en) Phenol resin foam and method for producing the same
US5736619A (en) Phenolic resin compositions with improved impact resistance
CN101594985B (en) Fire resistant composite panel
WO2015111670A1 (en) Phenol resin foam body and method for producing same
JP5894926B2 (en) Phenolic resin foam board
CN104072941B (en) A kind of nano modification phenolic foam heat insulation plate and preparation method thereof
JP5782571B2 (en) Environmentally low load phenol foam resin composition with improved heat insulation performance and phenol foam using the same
CN110003557A (en) PE foaming sleeper and preparation method thereof
CN110359668A (en) A kind of assembled makes somebody a mere figurehead levelling floor heating module and its production method and installation method
CN110358318A (en) A kind of high-performance road modified asphalt
CN105153395B (en) A kind of polymerization ceramic material and preparation method thereof
US6013689A (en) Method for making a closed-cell phenolic resin foam, foamable composition, and closed-cell phenolic resin foam
CN105111409A (en) Polymeric ceramic material
CN105111410A (en) Preparation method for polymeric ceramic material
EP0516012B1 (en) pitched roofs assembly
EP2079786A1 (en) Intermediates for preparation of polymeric compositions
CN108467473A (en) A kind of natural oil is the hard polyurethane foam and preparation method thereof of raw material
CN104540885A (en) Thermosetting foam with improved thermal insulation and flame retardancy, and preparation method therefor
KR100513243B1 (en) A sandwitch-type panel applied phenol resin and the method thereof
JP2012006225A (en) Laminated plate of phenol resin foamed body, method for manufacturing the same, composite plate, and heat insulating structure
CN105348727A (en) Flame-retardant and corrosion-resistant integrated material and production method thereof
CN115181240B (en) Wear-resistant heat-insulating polyurethane rigid foam plastic and preparation method thereof
Cornick Foam
IE43430B1 (en) Cellular building material

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20190712