CN102020801B - Halogen-free flame-retardant polyethylene foaming plastic and preparation method - Google Patents
Halogen-free flame-retardant polyethylene foaming plastic and preparation method Download PDFInfo
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- ILPUEKLPLIFCCM-UHFFFAOYSA-N CC(C)(N=[IH])N=[IH] Chemical compound CC(C)(N=[IH])N=[IH] ILPUEKLPLIFCCM-UHFFFAOYSA-N 0.000 description 1
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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
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
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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
- B29C48/92—Measuring, controlling or regulating
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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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
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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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
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Abstract
The invention discloses halogen-free flame-retardant polyethylene foaming plastic and a preparation method. The halogen-free flame-retardant polyethylene foaming plastic comprises the following components in parts by weight: 15-40 parts of dicumyl peroxide and high pressure polyethylene fusion in the mass ratio of 1:15-25, 20-60 parts of fusion of ADC (Azobisformami-de) foaming agent and high pressure polyethylene in the mass ratio of 1:1.5-3.5, 3-20 parts of fusion of BDPI type P-N halogen-free flame retardant and high pressure polyethylene fusion in the mass ratio of 1:3-5, 5-25 parts of fusion of nano organic montmorillonite, KH-570 type organosilicon coupling agent and high pressure polyethylene fusion in the mass ratio of 1:0.05-0.15:3-5; 0.5-5 parts of ethylene vinylacetate copolymer and 0.5-5 parts of polyethylene color master batch. The halogen-free flame-retardant polyethylene foaming plastic is halogen-free and flame-retardant, meets the firefighting and environmentally-friendly requirements and has the characteristics of high oxygen index, favorable strength, strong strength, strong absorbing impact loading capability and the like.
Description
(1) technical field
The present invention relates to a kind of Zero halogen flame resistance polyethylene expanded plastic and preparation method.
(2) background technology
The plastic foamed multiplying power of polyethylene foam is high, and density is low, thin thickness; Smooth surface, snappiness, H.T.; Be easy to secondary workability; Aspect processing, rerum naturas such as unit elongation, contraction ratio, tensile strength also outclass other materials such as PS and urethane foam, are a kind of multifunctional macromolecule materials that has insulation, fire prevention, mildew-resistant, waterproof, sound insulation, sound-absorbing, cushions, meets characteristics such as environmental protection standard.This series products quilt advanced country in the world is called non-harmful product, in the process of producing product, does not cause environmental pollution, and product is easy to reclaim after use, does not cause serious topsoil during burning.
The correlation properties of polyethylene foam plastics have: (1) heat insulating ability--the separated foam structure that it is trickle, effectively reduce the energy exchange that convection of air causes, and be fit to make insulating pipe, warming plate.And have antisweat property concurrently, make it the lagging material that the utmost point is suitable for many wet environments such as refrigerator, air-conditioning and freezer.(2) resiliency--its semi-rigid foam receives not lose reducing property behind the thump, is used for precision instrument, semi-conductor, fields such as packing such as electronic product.(3) sound absorbing--have the absorbing sound and lowering noise function, be suitable for the sound-absorbing sound-proof material in strong noise equipment such as automobile, phonomoter and the environment.(4) formability--polyethylene foam plastics thermotolerance is strong, and the extension performance is good, and density is even, can realize the moulding than the position, deep such as vacuum forming and thermoforming, thereby can be used for the bear down on one material of inside gadget such as canopy and footwear material aspect of automative air conditioning evaporation cabinet, tide of motorism.(5) in addition; That the polyethylene foam plastics also have is nontoxic, tasteless, the performance of resistance to chemical reagents, oil resistant, acidproof, anti-halogen and other all kinds of pharmaceutical chemicalss; And be very easy to processing; Can cut arbitrarily, fit, vast potential for future development arranged as the material of New-generation efficient energy-saving, environmental protection with multiple material.
The main application of polyethylene foam plastics: (1) packaging field: protection and wrapping material that electronic apparatus, element, household electrical appliance etc. are had relatively high expectations.(2) vehicular field: automobile interior trim, ceiling, panel board, the old plate of screening, water cooler, floor etc.(3) culture and sports, groceries field: school instruction is used material with material, toy for children, physical culture with various mats, surfboard, swimming jacket, float and buffering; Rinse bath for kitchen use, mat, bath lid and slippers, cap etc.(4) lagging material of cooling-heating room machine, water tank, reservoir; Central air-conditioning, idle call lagging material etc.(5) building, building field, the roof, body of wall is heat insulation, insulation, buffering, antisweat, waterproof, leakproof, anticorrosive; The various base mateirals of civil engineering; Antifreeze, shockproof cushioning material; Upholstery, wallpaper, mattress material etc.
Have only carbon, two kinds of elements of hydrogen in the polyethylene foam plastics, so as easy as rolling off a log burning.Fusion is low serious during burning, thus limited the polyethylene foam plastics in fields such as refrigeration, air conditioning wind pipe, heating insulations as the use of building interior material.The flame resistant method commonly used of polyethylene foam plastics has the synergistic system of tellurium oxide compound and halogen; Phosphorus-halogen paralled system, though this kind method flame retardant effect is better, halogen containing flame-retardant has good flame retardant property to Vilaterm; But can cause secondary disaster; Discharge a large amount of smog and poisonous, obnoxious flavour during burning, the fatalities that in fire, takes place, the 80%th, because cigarette and suffocating of toxic gas are caused.This series products has satisfied not the requirement that fire retardant material is improved day by day at low cigarette, low toxicity or aspect such as nontoxic.
(3) summary of the invention
The object of the invention provides a kind of halogen-free polyvinyl expanded plastic and preparation method thereof; Overcome in the conventional polyethylene foam material that flame retardant properties is poor, halogen containing flame-retardant can discharge poisonous in a large number, corrosive hydrogen halide when burning; The shortcomings such as poisoning and corrosion on Equipment damage thereby the personnel that can cause suffocate; Product of the present invention is a halogen-free flameproof, meets fire-fighting and environmental requirement, has the oxygen index height, intensity is good, specific tenacity is high, absorb characteristics such as the shock load ability is strong.
The technical scheme that the present invention adopts is:
A kind of Zero halogen flame resistance polyethylene expanded plastic is made up of following mass component:
15～40 parts of Vilaterm master batch A
20～60 parts of Vilaterm mother particle B
3～20 parts of Vilaterm master batch C
5～25 parts of Vilaterm master batch D
0.5～5 part of Vilaterm master batch E
0.5～5 part of Vilaterm master batch F
Said Vilaterm master batch A is Di Cumyl Peroxide 99 and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said Di Cumyl Peroxide 99 and high-pressure polyethylene is 1: 15～25;
Said Vilaterm mother particle B is ADC whipping agent and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said ADC whipping agent and high-pressure polyethylene is 1: 1.5～3.5; Described ADC whipping agent (Azobisformamide) formal name used at school is a Cellmic C 121;
Said Vilaterm master batch C is BDPIE type P-N halogen-free flame retardants and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said BDPIE type P-N halogen-free flame retardants and high-pressure polyethylene is 1: 3～5;
Said Vilaterm master batch D is nano organic montmorillonite, KH-570 type organo-silicon coupling agent and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said nano organic montmorillonite, KH-570 type organo-silicon coupling agent and high-pressure polyethylene is 1: 0.05～0.15: 3～5;
Said Vilaterm master batch E is an Injecatable EVA Copolymer, like foaming level Injecatable EVA Copolymer.
Said Vilaterm master batch F is the polyethylene color master batch.
Described preferred Zero halogen flame resistance polyethylene expanded plastic is made up of following mass component:
20～30 parts of Vilaterm master batch A
30～50 parts of Vilaterm mother particle B
5～15 parts of Vilaterm master batch C
10～15 parts of Vilaterm master batch D
1～3 part of Vilaterm master batch E
1～4 part of Vilaterm master batch F
Vilaterm master batch A of the present invention, B, C, D, E, F are preferred separately as follows:
Vilaterm master batch A is Di Cumyl Peroxide 99 and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said Di Cumyl Peroxide 99 and high-pressure polyethylene is 1: 18～20;
Said Vilaterm mother particle B is ADC whipping agent and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said ADC whipping agent and high-pressure polyethylene is 1: 2～3;
Said Vilaterm master batch C is BDPIE type P-N halogen-free flame retardants and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said BDPIE type P-N halogen-free flame retardants and high-pressure polyethylene is 1: 3.5～4.5;
Said Vilaterm master batch D is nano organic montmorillonite, KH-570 type organo-silicon coupling agent and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said nano organic montmorillonite, KH-570 type organo-silicon coupling agent and high-pressure polyethylene is 1: 0.08～0.12: 2～4;
Said Vilaterm master batch E is an Injecatable EVA Copolymer;
Said Vilaterm master batch F is the polyethylene color master batch.
Most preferred, said Vilaterm master batch A is Di Cumyl Peroxide 99 and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said Di Cumyl Peroxide 99 and high-pressure polyethylene is 1: 20;
Said Vilaterm mother particle B is ADC whipping agent and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said ADC whipping agent and high-pressure polyethylene is 1: 2;
Said Vilaterm master batch C is BDPIE type P-N halogen-free flame retardants and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said BDPIE type P-N halogen-free flame retardants and high-pressure polyethylene is 1: 4.5;
Said Vilaterm master batch D is nano organic montmorillonite, KH-570 type organo-silicon coupling agent and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said nano organic montmorillonite, KH-570 type organo-silicon coupling agent and high-pressure polyethylene is 1: 0.08: 3.3;
Said Vilaterm master batch E is commercially available 14-2 type foaming level Injecatable EVA Copolymer;
Said Vilaterm master batch F is the commercial polyethylene Masterbatch.
Further described preferred Zero halogen flame resistance polyethylene expanded plastic, Vilaterm master batch A, B, C, D, E, F are by most preferably proportioning fusion, and described expanded plastic is made up of following mass component:
15 parts of Vilaterm master batch A
55 parts of Vilaterm mother particle B
10 parts of Vilaterm master batch C
15 parts of Vilaterm master batch D
3 parts of Vilaterm master batch E
2 parts of Vilaterm master batch F
Described further preferred Zero halogen flame resistance polyethylene expanded plastic is made up of following mass component:
15 parts of Vilaterm master batch A
60 parts of Vilaterm mother particle B
8 parts of Vilaterm master batch C
12 parts of Vilaterm master batch D
3 parts of Vilaterm master batch E
2 parts of Vilaterm master batch F
Described further preferred Zero halogen flame resistance polyethylene expanded plastic is characterized in that described expanded plastic is made up of following mass component:
40 parts of Vilaterm master batch A
20 parts of Vilaterm mother particle B
20 parts of Vilaterm master batch C
10 parts of Vilaterm master batch D
5 parts of Vilaterm master batch E
5 parts of Vilaterm master batch F
The preparation method of Zero halogen flame resistance polyethylene expanded plastic of the present invention is: according to the quality proportioning, Vilaterm master batch A, B, C, D, E and F are mixed, extrude through forcing machine for 110～120 ℃, after the foaming of high temperature foaming furnace makes; 110 ℃ of the preheating temperatures of said high temperature foaming furnace, 115～125 ℃ of blowing temperatures, mold temperature are 125～140 ℃;
Said Vilaterm master batch A, Vilaterm mother particle B, Vilaterm master batch C and Vilaterm master batch D according to proportioning carry out banburying, open refining, granulation makes.
In the described Zero halogen flame resistance polyethylene expanded plastic, described Vilaterm master batch is preferably according to following method preparation:
After banburying was meant material dropped into Banbury mixer by proportioning, under 100～120 ℃, under the sealing situation, refining was moulded.Make material produce rotation, stretching, shearing motion, material is because frictional heat, and heats material plasticizing in this process by the heating unit that is provided with banburying chamber outside.
Open refining be meant material dropped into mill by proportioning after, at 70～80 ℃, under the opening status, refining is moulded.Belong to cold plastication.The banburying temperature is high, and mixing temperature is low.
Polynite is the layer silicate mineral of a quasi-representative; Its basic structural unit is to be clipped in 2: 1 type laminate structures leaning on shared Sauerstoffatom between two silicon-oxy tetrahedrons and form by a slice alumina octahedral; The about 1nm of each lamellar spacing; Length and wide each about 100nm, interlayer has been full of exchangeable cation, and is as shown in Figure 1.General polynite, laminate structure intermediary positively charged ion is Ca
2+, Na
+, Li
+Deng, be called calcium base, sodium base, lithium bentonite, be inorganic bentonite.Nano organic montmorillonite is also claimed the nanometer organobentonite; Be through ion exchange reaction; Can these inorganic cations be cemented out, replace into the quaternary ammonium salt organic macromolecule (for example: OTAC etc.), the interlamellar spacing of silicate lamella is increased.In the external world; Under the effect like solvent, chemistry, mechanically mixing and shearing force, make polymer macromolecule interposed layer silicate interlayer, overcome the reactive force of sheet interlayer; With limellar stripping and be distributed in the polymeric matrix, obtain the mixture of polymkeric substance one stratiform silicate.After the organic intercalation processing, the surface of polynite has certain close organic property, can be scattered in the polymkeric substance well.That polynite with nano level stratiform structure has in body material is isolated to incendiary, cooling and dilution effect.
Nano organic montmorillonite of the present invention is commercially available: like the BP-186B type organo montmorillonite of GK-3 type nano imvite, this SD-1 type organo montmorillonite of U.S.'s hamming or the Zhejiang Ward industry group of the MMT-DKI type nano organic montmorillonite of Zhejiang Feng Hong clay chemical industry ltd, Jiangxi Gu Kang novel material ltd.The nano organic montmorillonite structure is as shown in Figure 1.
BDPIE type P-N halogen-free flame retardants, chemical name is: 1,2-two (5,5-dimethyl--1, acyl phosphorus imido grpup in the 3-dioxa is own) ethane, English name: 1,2-Bis (5,5-dimethyl-1,3-dioxacyclo-phosphrimide) ethane, structural formula is:
This fire retardant be a carbon-collecting source, acid source, source of the gas three components in monomer expansion type flame retardant with a part, no halogen atom exists in this compound molecule, and contains the P-N key; Heat and stability to hydrolysis are good; Fusing point is high, and water absorbability is lower, and preferable P-N synergistic effect is arranged; With macromolecular material consistency is preferably arranged, and excellent property.
The adding of organo-silicon coupling agent can make the portion C-C key in the material produce the Si-C key, and Si-C key bond energy is lower than C-C key bond energy, makes the energy decreases of system, and the thermo-oxidative stability of material improves.And after the group that connects on the Si atom receives thermooxidizing, can generate more stable Si-O-Si key, alleviated influence, thereby helped improving the flame retardant properties of polyethylene foams superpolymer inside.
Compared with prior art, beneficial effect of the present invention is mainly reflected in:
The present invention carries out modification with the organo montmorillonite of ethylene-vinyl acetate (EVA) and nano level stratiform structure to body material high-pressure polyethylene (LDPE); Thereby improve the physicals and the processing characteristics of product, use BDPIE type P-N halogen-free flame retardants, can stop the volatilization of flammable micro-molecular gas in the material effectively; Select organo-silicon coupling agent for use; Utilize its distinctive chemical property and special construction, the local microtexture that changes material, thereby the flame retardant properties of raising material; The invention solves that present polyethylene foams flame retardant properties is poor, Halogen is fire-retardant can produce the poisonous and harmful toxic smoke; That shortcomings such as resistance to elevated temperatures difference, product have is high temperature resistant, halogen-free flameproof, oxygen index is high, heat insulation performance is good, specific tenacity is high, absorb characteristics such as the shock load ability is strong.
(4) description of drawings
Fig. 1 nano organic montmorillonite structure iron
(5) embodiment
Below in conjunction with specific embodiment the present invention is described further, but protection scope of the present invention is not limited in this:
Embodiment 1
With 2.5kg Di Cumyl Peroxide 99 (DCP) and 50kg high-pressure polyethylene (LDPE) (Sinopec) carry out banburying, open refining, granulation obtains master batch A.With ADC whipping agent 17.5kg and high-pressure polyethylene (LDPE) 35kg carry out banburying, open refining, granulation obtains mother particle B.With BDPIE type P-N halogen-free flame retardants (German vapour Ba-Jia Ji company) 9.5kg and high-pressure polyethylene (LDPE) 43kg carry out banburying, open refining, granulation obtains master batch C.With nano organic montmorillonite (MMT-DKI, Zhejiang Feng Hong clay chemical industry ltd) 12kg, KH-570 type organo-silicon coupling agent (high source, Guangzhou novel material ltd) 1kg and high-pressure polyethylene (LDPE) 39.5kg carry out banburying, open refining, granulation obtains master batch D.Master batch E is Injecatable EVA Copolymer (EVA resin, northern Shandong, Weihai chemical industry light industry ltd); Master batch F is: polyethylene color master batch (the good promise plastic cement in Shanghai ltd).Above-mentioned banburying temperature is 115 ℃, and mixing temperature is 75 ℃.Several of many as stated above preparations are subsequent use.
Embodiment 2
The master batch A that embodiment 1 method is prepared, 15kg; Mother particle B, 55kg; Master batch C, 10kg; Master batch D, 15kg; Master batch E, 3kg; Master batch F, 2kg mixes, and (XJ Rubber Extruder, Dalian China Korea Spro rubber and plastics machine ltd) extrudes through forcing machine, and extrusion temperature is 115 ℃, makes the polyethylene foam plastics through the foaming furnace foaming; The foaming furnace temperature is: preheating temperature is 110 ℃, and blowing temperature is 120 ℃, and mold temperature is 130 ℃, obtains foam expansion and be 30 times polyethylene foam plastics, and performance perameter is: oxygen index:>=28; Tensile strength: laterally be 2.5kg/cm
2, vertically be 3.5kg/cm
2Extensibility: laterally being 90%, vertically is 80%; Tear strength: laterally be 1.8kg/cm
2, vertically be 1.6kg/cm
2Shrinking percentage: laterally be＜+1.0%, vertically be＜-2.0%.
Embodiment 3
The master batch A that embodiment 1 method is prepared, 15kg; Mother particle B, 60kg; Master batch C, 8kg; Master batch D, 12kg; Master batch E, 3kg; Master batch F, 2kg mix after forcing machine is extruded, and extrusion temperature is 120 ℃; The foaming furnace foaming, the foaming furnace temperature is: preheating temperature is 110 ℃, blowing temperature is 125 ℃; Mold temperature is 140 ℃; Obtain the polyethylene foam plastics, obtain foam expansion and be 35 times polyethylene foam plastics, performance perameter is: oxygen index:>=25; Tensile strength: laterally be 2.2kg/cm
2, vertically be 3.3kg/cm
2Extensibility: laterally being 80%, vertically is 70%; Tear strength: laterally be 1.6kg/cm
2, vertically be 1.4kg/cm
2Shrinking percentage: laterally be＜+1.0%, vertically be＜-2.0%.
Embodiment 4
The master batch A that embodiment 1 method is prepared, 40kg; Mother particle B, 20kg; Master batch C, 20kg; Master batch D, 10kg; Master batch E, 5kg; Master batch F, 5kg mix after forcing machine is extruded, and extrusion temperature is 110 ℃; The foaming furnace foaming, the foaming furnace temperature is: preheating temperature is 110 ℃, blowing temperature is 115 ℃; Mold temperature is 125 ℃; Obtain the polyethylene foam plastics, obtain foam expansion and be 10 times polyethylene foam plastics, performance perameter is: oxygen index:>=33; Tensile strength: laterally be 6.0kg/cm
2, vertically be 7.0kg/cm
2Extensibility: laterally being 130%, vertically is 120%; Tear strength: laterally be 3.0kg/cm
2, vertically be 2.8kg/cm
2Shrinking percentage: laterally be＜+1.0%, vertically be＜-2.0%.
Embodiment 5
The master batch A that embodiment 1 method is prepared, 28kg; Mother particle B, 41kg; Master batch C, 3kg; Master batch D, 25kg; Master batch E, 2.5kg; Master batch F, 0.5kg mix after forcing machine is extruded, and extrusion temperature is 114 ℃; The foaming furnace foaming, the foaming furnace temperature is: preheating temperature is 110 ℃, blowing temperature is 120 ℃; Mold temperature is 125 ℃; Obtain the polyethylene foam plastics, obtain foam expansion and be 20 times polyethylene foam plastics, performance perameter is: oxygen index:>=20; Tensile strength: laterally be 4.0kg/cm
2, vertically be 5.0kg/cm
2Extensibility: laterally being 110%, vertically is 100%; Tear strength: laterally be 2.0kg/cm
2, vertically be 1.8kg/cm
2Shrinking percentage: laterally be＜+1.0%, vertically be＜-2.0%.
Embodiment 6
The master batch A that embodiment 1 method is prepared, 20kg; Mother particle B, 55kg; Master batch C, 16kg; Master batch D, 5kg; Master batch E, 0.5kg; Master batch F, 3.5kg mix after forcing machine is extruded, and extrusion temperature is 115 ℃; The foaming furnace foaming, the foaming furnace temperature is: preheating temperature is 110 ℃, blowing temperature is 120 ℃; Mold temperature is 130 ℃; Obtain the polyethylene foam plastics, obtain foam expansion and be 25 times polyethylene foam plastics, performance perameter is: oxygen index:>=29; Tensile strength: laterally be 3.0kg/cm
2, vertically be 3.8kg/cm
2Extensibility: laterally being 100%, vertically is 90%; Tear strength: laterally be 2.2kg/cm
2, vertically be 2.0kg/cm
2Shrinking percentage: laterally be＜+1.0%, vertically be＜-2.0%.
Embodiment 7
The master batch A that embodiment 1 method is prepared, 38kg; Mother particle B, 35kg; Master batch C, 5kg; Master batch D, 20kg; Master batch E, 1.0kg; Master batch F, 1.0kg mix after forcing machine is extruded, and extrusion temperature is 110 ℃; The foaming furnace foaming, the foaming furnace temperature is: preheating temperature is 110 ℃, blowing temperature is 118 ℃; Mold temperature is 125 ℃; Obtain the polyethylene foam plastics, obtain foam expansion and be 15 times polyethylene foam plastics, performance perameter is: oxygen index:>=23; Tensile strength: laterally be 6.0kg/cm
2, vertically be 7.0kg/cm
2Extensibility: laterally being 120%, vertically is 110%; Tear strength: laterally be 3.0kg/cm
2, vertically be 2.8kg/cm
2Shrinking percentage: laterally be＜+1.0%, vertically be＜-2.0%.
Embodiment 8
With Di Cumyl Peroxide 99 (DCP) 3.3kg, high-pressure polyethylene (LDPE) 49.2kg carries out banburying, opens refining, granulation obtains master batch A; ADC whipping agent 15kg, high-pressure polyethylene (LDPE) 37.5kg carry out banburying, open refining, granulation obtains mother particle B; BDPIE type P-N halogen-free flame retardants 13.1kg, high-pressure polyethylene (LDPE) 39.4kg carries out banburying, opens refining, granulation obtains master batch C; Nano organic montmorillonite 10kg (Jiangxi Gu Kang novel material ltd produce GK-3 type nano imvite), KH-570 type organo-silicon coupling agent 0.5kg, high-pressure polyethylene (LDPE) 42kg carries out banburying, opens refining, granulation obtains master batch D; Above-mentioned described banburying temperature is 100 ℃, and mixing temperature is 80 ℃.Other operations are like embodiment 1.To obtain foam expansion be 30 times polyethylene foam plastics in operation according to embodiment 2, and performance perameter is: oxygen index:>=28; Tensile strength: laterally be 2.1kg/cm
2, vertically be 3.1kg/cm
2Extensibility: laterally being 75%, vertically is 65%; Tear strength: laterally be 1.8kg/cm
2, vertically be 1.6kg/cm
2Shrinking percentage: laterally be＜+1.0%, vertically be＜-2.0%.
Embodiment 9
With Di Cumyl Peroxide 99 (DCP) 2.02kg, high-pressure polyethylene (LDPE) 50.48kg carries out banburying, opens refining, granulation obtains master batch A; ADC whipping agent 21kg, high-pressure polyethylene (LDPE) 31.5kg carries out banburying, opens refining, granulation obtains mother particle B; BDPIE type P-N halogen-free flame retardants 8.7kg, high-pressure polyethylene (LDPE) 43.8kg carries out banburying, opens refining, granulation obtains master batch C; Nano organic montmorillonite 12g (the BP-186B type organo montmorillonite of Zhejiang Ward industry group); KH-570 type organo-silicon coupling agent 1.8kg; High-pressure polyethylene (LDPE) 38.7kg; Carry out banburying, open refining, granulation obtains master batch D, above-mentioned described banburying temperature is 120 ℃, mixing temperature is 70 ℃.Other operations are like embodiment 1.Obtaining foam expansion according to the operation of embodiment 2 is 35 times polyethylene foam plastics, and performance perameter is: oxygen index:>=35; Tensile strength: laterally be 2.3kg/cm
2, vertically be 3.2kg/cm
2Extensibility: laterally being 80%, vertically is 70%; Tear strength: laterally be 1.7kg/cm
2, vertically be 1.5kg/cm
2Shrinking percentage: laterally be＜+1.0%, vertically be＜-2.0%.
Embodiment 10
With Di Cumyl Peroxide 99 (DCP) 3kg, high-pressure polyethylene (LDPE) 49.5kg carries out banburying, opens refining, granulation obtains master batch A; ADC whipping agent 11.7kg, high-pressure polyethylene (LDPE) 40.8kg carries out banburying, opens refining, granulation obtains mother particle B; Above-mentioned described banburying temperature is 120 ℃, and mixing temperature is 80 ℃.Other operations are like embodiment 1.Obtaining foam expansion according to the operation of embodiment 2 is 20 times polyethylene foam plastics, and performance perameter is: oxygen index:>=27; Tensile strength: laterally be 2.4kg/cm
2, vertically be 3.4kg/cm
2Extensibility: laterally being 90%, vertically is 80%; Tear strength: laterally be 1.7kg/cm
2, vertically be 1.6kg/cm
2Shrinking percentage: laterally be＜+1.0%, vertically be＜-2.0%.
Claims (9)
1. Zero halogen flame resistance polyethylene expanded plastic is characterized in that described expanded plastic is made up of following mass component:
Said Vilaterm master batch A is Di Cumyl Peroxide 99 and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said Di Cumyl Peroxide 99 and high-pressure polyethylene is 1: 15～25;
Said Vilaterm mother particle B is ADC whipping agent and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said ADC whipping agent and high-pressure polyethylene is 1: 1.5～3.5; Described ADC whipping agent is a Cellmic C 121;
Said Vilaterm master batch C is BDPIE type P-N halogen-free flame retardants and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said BDPIE type P-N halogen-free flame retardants and high-pressure polyethylene is 1: 3～5; BDPIE type P-N halogen-free flame retardants is: 1, and 2-two (5,5-dimethyl--1, acyl phosphorus imido grpup in the 3-dioxa is own) ethane;
Said Vilaterm master batch D is nano organic montmorillonite, KH-570 type organo-silicon coupling agent and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said nano organic montmorillonite, KH-570 type organo-silicon coupling agent and high-pressure polyethylene is 1: 0.05～0.15: 3～5;
Said Vilaterm master batch E is an Injecatable EVA Copolymer;
Said Vilaterm master batch F is the polyethylene color master batch.
2. Zero halogen flame resistance polyethylene expanded plastic as claimed in claim 1 is characterized in that described expanded plastic is made up of following mass component:
3. Zero halogen flame resistance polyethylene expanded plastic as claimed in claim 1 is characterized in that:
Said Vilaterm master batch A is Di Cumyl Peroxide 99 and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said Di Cumyl Peroxide 99 and high-pressure polyethylene is 1: 18～20;
Said Vilaterm mother particle B is ADC whipping agent and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said ADC whipping agent and high-pressure polyethylene is 1: 2～3;
Said Vilaterm master batch C is BDPIE type P-N halogen-free flame retardants and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said BDPIE type P-N halogen-free flame retardants and high-pressure polyethylene is 1: 3.5～4.5;
Said Vilaterm master batch D is nano organic montmorillonite, KH-570 type organo-silicon coupling agent and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said nano organic montmorillonite, KH-570 type organo-silicon coupling agent and high-pressure polyethylene is 1: 0.08～0.12: 2～4;
Said Vilaterm master batch E is an Injecatable EVA Copolymer;
Said Vilaterm master batch F is the polyethylene color master batch.
4. Zero halogen flame resistance polyethylene expanded plastic as claimed in claim 3 is characterized in that:
Said Vilaterm master batch A is Di Cumyl Peroxide 99 and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said Di Cumyl Peroxide 99 and high-pressure polyethylene is 1: 20;
Said Vilaterm mother particle B is ADC whipping agent and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said ADC whipping agent and high-pressure polyethylene is 1: 2;
Said Vilaterm master batch C is BDPIE type P-N halogen-free flame retardants and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said BDPIE type P-N halogen-free flame retardants and high-pressure polyethylene is 1: 4.5;
Said Vilaterm master batch D is nano organic montmorillonite, KH-570 type organo-silicon coupling agent and high-pressure polyethylene fusions, and the mass ratio that feeds intake of said nano organic montmorillonite, KH-570 type organo-silicon coupling agent and high-pressure polyethylene is 1: 0.08: 3.3;
Said Vilaterm master batch E is an Injecatable EVA Copolymer;
Said Vilaterm master batch F is the polyethylene color master batch.
5. Zero halogen flame resistance polyethylene expanded plastic as claimed in claim 1 is characterized in that described expanded plastic is made up of following mass component:
6. Zero halogen flame resistance polyethylene expanded plastic as claimed in claim 1 is characterized in that described expanded plastic is made up of following mass component:
7. Zero halogen flame resistance polyethylene expanded plastic as claimed in claim 1 is characterized in that described expanded plastic is made up of following mass component:
8. the preparation method of a Zero halogen flame resistance polyethylene expanded plastic as claimed in claim 1; It is characterized in that described method is: according to the quality proportioning; Vilaterm master batch A, Vilaterm mother particle B, Vilaterm master batch C, Vilaterm master batch D, Vilaterm master batch E and Vilaterm master batch F are mixed; Extrude through forcing machine for 110～120 ℃, after the foaming of high temperature foaming furnace makes; 110 ℃ of the preheating temperatures of said high temperature foaming furnace, 115～125 ℃ of blowing temperatures, mold temperature are 125～140 ℃;
Said Vilaterm master batch A, Vilaterm mother particle B, Vilaterm master batch C and Vilaterm master batch D according to proportioning separately carry out banburying, open refining, granulation makes.
9. the preparation method of Zero halogen flame resistance polyethylene expanded plastic as claimed in claim 8; It is characterized in that described Vilaterm master batch prepares according to following method: according to the quality proportioning; After Di Cumyl Peroxide 99 and high-pressure polyethylene mixed, carry out banburying, open refining, granulation makes Vilaterm master batch A; According to the quality proportioning, after ADC whipping agent and high-pressure polyethylene mixed, carry out banburying, open refining, granulation makes the Vilaterm mother particle B; According to the quality proportioning, after BDPIE type P-N halogen-free flame retardants and high-pressure polyethylene mixed, carry out banburying, open refining, granulation makes Vilaterm master batch C; According to the quality proportioning, with nano organic montmorillonite, after KH-570 type organo-silicon coupling agent and high-pressure polyethylene mix, carry out banburying, open refining, granulation makes Vilaterm master batch D; Vilaterm master batch E is commercially available Injecatable EVA Copolymer; Vilaterm master batch F is the commercial polyethylene Masterbatch; Described banburying temperature is 100～120 ℃, and mixing temperature is 70～80 ℃.
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| CN102329447B (en) * | 2011-10-19 | 2012-10-17 | 湖北祥源新材科技有限公司 | High-efficiency heat-insulation environmentally-friendly flame-retardant modified polyolefin indoor heat-insulation foam and preparation method thereof |
| CN102963096B (en) * | 2012-11-19 | 2014-08-06 | 湖北祥源新材科技有限公司 | Omni-directional metallic-coating polyolefin conductive foam and preparation method thereof |
| CN104072850A (en) * | 2014-06-30 | 2014-10-01 | 泰山体育产业集团有限公司 | Low-cost polyolefine foaming material and preparation method thereof |
| CN104072857B (en) * | 2014-06-30 | 2016-08-24 | 泰山体育产业集团有限公司 | A kind of mosquito dispersing foam polyolefin material and preparation method thereof |
| CN104861302A (en) * | 2015-06-09 | 2015-08-26 | 北京斯维浩特新材料科技有限公司 | Highly flame-retardant polypropylene foaming sheet and preparation method thereof |
| CN104974405A (en) * | 2015-07-30 | 2015-10-14 | 苏州固德新材科技有限公司 | Dampproof silence pad and preparation process thereof |
| KR101855267B1 (en) * | 2016-09-19 | 2018-05-04 | 롯데케미칼 주식회사 | Resin composition for preparing polyolefin based flame retardant foamed articles and flame retardant foamed articles therefrom |
| CN106479297A (en) * | 2016-11-21 | 2017-03-08 | 青岛爱尔家佳新材料股份有限公司 | A kind of aeroge Water-borne inflation type refractory coating and preparation method thereof |
| CN110028684A (en) * | 2018-01-12 | 2019-07-19 | 苏州润特新材料科技有限公司 | A kind of multiple groups part environment causes the preparation method of autoreaction slow-release function sexupara grain |
| CN108997911B (en) * | 2018-07-11 | 2020-11-27 | 河南爱彼爱和新材料有限公司 | Aerogel fireproof heat-insulating coating and preparation method thereof |
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| CN100592435C (en) * | 2008-05-29 | 2010-02-24 | 黄东东 | Water resistance tree medium voltage insulated cable material and cable |
| CN101880417A (en) * | 2010-06-29 | 2010-11-10 | 武汉新天地特种电缆有限公司 | Silane crosslinked halogen-free flame-retardant polyethylene cable material and preparation method thereof |
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