CN105919211A - Multifunctional emergent escape helmet - Google Patents
Multifunctional emergent escape helmet Download PDFInfo
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- CN105919211A CN105919211A CN201610377112.8A CN201610377112A CN105919211A CN 105919211 A CN105919211 A CN 105919211A CN 201610377112 A CN201610377112 A CN 201610377112A CN 105919211 A CN105919211 A CN 105919211A
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- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B3/00—Helmets; Helmet covers ; Other protective head coverings
- A42B3/003—Helmet covers
-
- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B3/00—Helmets; Helmet covers ; Other protective head coverings
- A42B3/04—Parts, details or accessories of helmets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a multifunctional emergent escape helmet, belongs to the field of firefighting equipment and aims to solve the problems that an existing escape helmet has poor fire resistance, impact resistance and smoke filtration. The multifunctional emergent escape helmet comprises a casing, a buffer core, a protecting jaw and a smoke mask, wherein the buffer core is arranged in the center of the inside of the casing, the protecting jaw is arranged at the front part of the helmet, the smoke mask is arranged inside the casing, a headlight is arranged in the front of the casing, a rear lamp is arranged at the back of the casing, sound transmission device holes are formed in two sides of the casing and have the diameter being 20-100 mm, a switch for the headlight and the rear lamp is arranged on the casing of the helmet and is a buffer core pressure induction switch, smoke isolation nets are arranged on the sound transmission device holes, and the casing is made of a fire-resistant and impact-resistant polyurethane material.
Description
Technical field
The present invention relates to fire-fighting rescue equipment, be specifically a kind of multifunctional emergency escape helmet.
Background technology
Escape the helmet be generally used for help user run into fire, run into toxic gas leakage allow can containing dust, smog, steam and or the environment of gas in breathe.The escape helmet includes respiratory organ cover and respiratory organ skull, and it generally includes the soft flexible material being applicable to wear environment.The existing escape helmet mainly includes the face shield of filtering smoke and includes the helmet main body of head, as a kind of fire-fighting life-saving helmet of Application No. 201510446327.6 discloses a kind of fire-fighting life-saving helmet, including helmet main body, it is characterized in that: described helmet main body includes the shade being sequentially connected with, top and enclosure, shade arranges some equally distributed display lamps, the inner side at top arranges buffer spring pad, enclosure protects the back brain of user, suspension part is set in enclosure, circuit module, the battery case being connected with circuit module and shift knob.
From the existing escape helmet, the fire resistance being primarily present the helmet is not enough, metal is easily heated intensification, light then damage human body skin, heavy then cause the situations such as large-area burns, plastic helmet the most easily softens, and is difficult to ensure that its normal function running into fire disaster when, the toughness of the helmet is not enough simultaneously, it is difficult to resist the shock of the product of dropping.
Summary of the invention
It is an object of the invention to: for the problem of above-mentioned existence, it is provided that a kind of multifunctional emergency escape helmet
Making head from the damage of fire when of can arriving fire, can prevent again the intrusion of toxic gas, tissue drops the article damage to head part simultaneously, toxic gas leakage, run into fire, earthquake occur time tool have been widely used.
The technical solution used in the present invention is as follows:
The invention discloses a kind of multifunctional emergency escape helmet, including shell, buffering core, chin bar, smoke helmet, described buffering core is placed in enclosure center, described chin bar is placed in the front portion of the helmet, described smoke helmet is placed in the inside of shell, and described shell front is placed in headlight, shell rear is equipped with back light, and the both sides of described shell are provided with sound transmission device hole, a diameter of 20mm-100mm in described hole, described before and after the switch of lamp be placed on the shell of the helmet.
As improvement, described before and after lamp for buffering core pressure-sensitive switch.
As improvement, the hole of described sound transmission device is provided with every cigarette net.
As improvement, described shell is prepared by fire-resistant impact resistance polyurethane material.
As improvement, fire-resistant impact resistance polyurethane plastics includes TPU 100 parts, inorganic nano-particle 1-10 part, coupling agent 0.1-5 part, butadiene-styrene rubber 20-50 part, antioxidant 0.1-5 part, fire retardant 0.1-5 part.
As preferably, described inorganic nano-particle is selected from Pulvis Talci, calcium carbonate, barium sulfate, kieselguhr, silicon dioxide, fumed silica, silver, copper.
As preferably, described coupling agent is selected from γ-glycidyl ether oxygen propyl trimethoxy silicane, γ-methacryloxypropyl trimethoxy silane, N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane, isopropyl three (dioctylphyrophosphoric acid acyloxy) titanate esters, sec.-propyl three (dioctyl phosphoric acid acyloxy) titanic acid ester, isopropyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanate esters.
As preferably, described antioxidant be diphenylamines, p-phenylenediamine, 2, tri-grades of butyl-4-methylphenols of 6-, the one of double (3,5-tri-grades of butyl-4-hydroxy phenyls) thioether.
Further, the preparation method of described fire-resistant impact resistance polyurethane plastics is as follows:
Step 1, the surface modification of inorganic nano-particle: inorganic nano-particle is joined in coupling reaction tank, open agitating device, stirring makes inorganic nano-particle rotate, after coupling agent and water, dehydrated alcohol are configured to solution according to 1:1:0.5, it is sprayed directly in inorganic nano-particle, the rotary speed controlling agitating device is 4000 revs/min-6000 revs/min, the temperature making mixture reaches 120 degrees Celsius, after reacting 10-20 minute, at 100-150 DEG C, dry the inorganic nano-particle preparing coupling agent modified mistake for 10-30 minute；
Step 2, blending and modifying: the inorganic nano-particle after step 2 and TPU, butadiene-styrene rubber, antioxidant, fire retardant are joined and carries out extruding pelletization, prepared fire-resistant impact resistance polyurethane plastics granule in double screw extruder.
As preferably, described fire retardant is aluminium hydroxide, magnesium hydroxide, red phosphorus, LHX-999.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
One, the emergency escape helmet that the present invention provides has the strongest fire-retardant fireproof performance, carries out fire-protecting test at the helmet improving the present invention and draws, all reaches the level of more than two grades with reference to " Code for fire protection design of buildings " fire resistance rating standard；
Two, the emergency escape helmet that the present invention provides has the strongest filtrating smoke dust function, and filter effect all reaches more than 95%；
Three, the impact strength of the emergency escape helmet that the present invention provides is higher, can fully resist the article the dropped infringement to human body.
Accompanying drawing explanation
Fig. 1 is the structure chart of the helmet in the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Specific embodiment 1: as shown in Figure 1, present embodiment discloses a kind of multifunctional emergency escape helmet, including shell, buffering core, chin bar, smoke helmet, described buffering core is placed in enclosure center, described chin bar is placed in the front portion of the helmet, described smoke helmet is placed in the inside of shell, described shell front is placed in headlight, shell rear is equipped with back light, the both sides of described shell are provided with sound transmission device hole, a diameter of 20mm in described hole, before and after described, the switch of lamp is placed on the shell of the helmet, before and after described lamp for buffering core pressure-sensitive switch, it is provided with on the hole of described sound transmission device every cigarette net, described shell is prepared by fire-resistant impact resistance polyurethane material.
Described fire-resistant impact resistance polyurethane plastics includes TPU 100 parts, inorganic nano-particle Pulvis Talci 1-10 part, coupling agent γ-glycidyl ether oxygen propyl trimethoxy silicane 0.1-5 part, butadiene-styrene rubber 20-50 part, antioxidant diphenylamines 0.1-5 part, fire retardant aluminium hydroxide 0.1-5 part, and preparation method is as follows:
Step 1, the surface modification of inorganic nano-particle: inorganic nano-particle is joined in coupling reaction tank, open agitating device, stirring makes inorganic nano-particle rotate, and after coupling agent and water, dehydrated alcohol are configured to solution according to 1:1:0.5, is sprayed directly in inorganic nano-particle, the rotary speed controlling agitating device is 4000 revs/min, the temperature making mixture reaches 120 degrees Celsius, after reacting 10 minutes, dries the inorganic nano-particle preparing coupling agent modified mistake for 10 minutes at 100 DEG C；
Step 2, blending and modifying: the inorganic nano-particle after step 2 and TPU, butadiene-styrene rubber, antioxidant, fire retardant are joined and carries out extruding pelletization, prepared fire-resistant impact resistance polyurethane plastics granule in double screw extruder.
Specific embodiment 2: as shown in Figure 1, present embodiment discloses a kind of multifunctional emergency escape helmet, including shell, buffering core, chin bar, smoke helmet, described buffering core is placed in enclosure center, described chin bar is placed in the front portion of the helmet, described smoke helmet is placed in the inside of shell, described shell front is placed in headlight, shell rear is equipped with back light, the both sides of described shell are provided with sound transmission device hole, a diameter of 100mm in described hole, before and after described, the switch of lamp is placed on the shell of the helmet, before and after described lamp for buffering core pressure-sensitive switch, it is provided with on the hole of described sound transmission device every cigarette net, described shell is prepared by fire-resistant impact resistance polyurethane material.
Described fire-resistant impact resistance polyurethane plastics includes TPU 100 parts, inorganic nano-particle calcium carbonate 1-10 part, coupling agent γ-methacryloxypropyl trimethoxy silane 5 parts, 50 parts of butadiene-styrene rubber, antioxidant p-phenylenediamine 5 parts, fire retardant magnesium hydroxide 5 parts, and preparation method is as follows:
Step 1, the surface modification of inorganic nano-particle: inorganic nano-particle is joined in coupling reaction tank, open agitating device, stirring makes inorganic nano-particle rotate, and after coupling agent and water, dehydrated alcohol are configured to solution according to 1:1:0.5, is sprayed directly in inorganic nano-particle, the rotary speed controlling agitating device is 6000 revs/min, the temperature making mixture reaches 120 degrees Celsius, after reacting 20 minutes, dries the inorganic nano-particle preparing coupling agent modified mistake for 30 minutes at 150 DEG C；
Step 2, blending and modifying: the inorganic nano-particle after step 2 and TPU, butadiene-styrene rubber, antioxidant, fire retardant are joined and carries out extruding pelletization, prepared fire-resistant impact resistance polyurethane plastics granule in double screw extruder.
Specific embodiment 3: as shown in Figure 1, present embodiment discloses a kind of multifunctional emergency escape helmet, including shell, buffering core, chin bar, smoke helmet, described buffering core is placed in enclosure center, described chin bar is placed in the front portion of the helmet, described smoke helmet is placed in the inside of shell, described shell front is placed in headlight, shell rear is equipped with back light, the both sides of described shell are provided with sound transmission device hole, a diameter of 60mm in described hole, before and after described, the switch of lamp is placed on the shell of the helmet, before and after described lamp for buffering core pressure-sensitive switch, it is provided with on the hole of described sound transmission device every cigarette net, described shell is prepared by fire-resistant impact resistance polyurethane material.
Described fire-resistant impact resistance polyurethane plastics includes TPU 100 parts, 8 parts of inorganic nano-particle barium sulfate, coupling agent N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane 1 part, 30 parts of butadiene-styrene rubber, tri-grades of butyl-4-methylphenols of antioxidant 6-1 part, 1 part of fire retardant red phosphorus, and preparation method is as follows:
Step 1, the surface modification of inorganic nano-particle: inorganic nano-particle is joined in coupling reaction tank, open agitating device, stirring makes inorganic nano-particle rotate, and after coupling agent and water, dehydrated alcohol are configured to solution according to 1:1:0.5, is sprayed directly in inorganic nano-particle, the rotary speed controlling agitating device is 5000 revs/min, the temperature making mixture reaches 120 degrees Celsius, after reacting 15 minutes, dries the inorganic nano-particle preparing coupling agent modified mistake for 20 minutes at 120 DEG C；
Step 2, blending and modifying: the inorganic nano-particle after step 2 and TPU, butadiene-styrene rubber, antioxidant, fire retardant are joined and carries out extruding pelletization, prepared fire-resistant impact resistance polyurethane plastics granule in double screw extruder.
Specific embodiment 4: as shown in Figure 1, present embodiment discloses a kind of multifunctional emergency escape helmet, including shell, buffering core, chin bar, smoke helmet, described buffering core is placed in enclosure center, described chin bar is placed in the front portion of the helmet, described smoke helmet is placed in the inside of shell, described shell front is placed in headlight, shell rear is equipped with back light, the both sides of described shell are provided with sound transmission device hole, a diameter of 30mm in described hole, before and after described, the switch of lamp is placed on the shell of the helmet, before and after described lamp for buffering core pressure-sensitive switch, it is provided with on the hole of described sound transmission device every cigarette net, described shell is prepared by fire-resistant impact resistance polyurethane material.
Described fire-resistant impact resistance polyurethane plastics includes TPU 100 parts, 1 part of inorganic nano-particle kieselguhr, coupling agent isopropyl three (dioctylphyrophosphoric acid acyloxy) titanate esters 5 parts, 20 parts of butadiene-styrene rubber, antioxidant double (3, tri-grades of butyl-4-hydroxy phenyls of 5-) thioether 3 parts, fire retardant LHX-9993 part, preparation method is as follows:
Step 1, the surface modification of inorganic nano-particle: inorganic nano-particle is joined in coupling reaction tank, open agitating device, stirring makes inorganic nano-particle rotate, and after coupling agent and water, dehydrated alcohol are configured to solution according to 1:1:0.5, is sprayed directly in inorganic nano-particle, the rotary speed controlling agitating device is 4500 revs/min, the temperature making mixture reaches 120 degrees Celsius, after reacting 12 minutes, dries the inorganic nano-particle preparing coupling agent modified mistake for 15 minutes at 130 DEG C；
Step 2, blending and modifying: the inorganic nano-particle after step 2 and TPU, butadiene-styrene rubber, antioxidant, fire retardant are joined and carries out extruding pelletization, prepared fire-resistant impact resistance polyurethane plastics granule in double screw extruder.
Specific embodiment 5: as shown in Figure 1, present embodiment discloses a kind of multifunctional emergency escape helmet, including shell, buffering core, chin bar, smoke helmet, described buffering core is placed in enclosure center, described chin bar is placed in the front portion of the helmet, described smoke helmet is placed in the inside of shell, described shell front is placed in headlight, shell rear is equipped with back light, the both sides of described shell are provided with sound transmission device hole, a diameter of 80mm in described hole, before and after described, the switch of lamp is placed on the shell of the helmet, before and after described lamp for buffering core pressure-sensitive switch, it is provided with on the hole of described sound transmission device every cigarette net, described shell is prepared by fire-resistant impact resistance polyurethane material.
Described fire-resistant impact resistance polyurethane plastics includes TPU 100 parts, inorganic nano-particle silicon dioxide 5 parts, coupling agent sec.-propyl three (dioctyl phosphoric acid acyloxy) titanic acid ester 0.1 part, 50 parts of butadiene-styrene rubber, antioxidant 2, tri-grades of butyl-4-methylphenols of 6-0.3 part, fire retardant magnesium hydroxide 1 part, preparation method is as follows:
Step 1, the surface modification of inorganic nano-particle: inorganic nano-particle is joined in coupling reaction tank, open agitating device, stirring makes inorganic nano-particle rotate, and after coupling agent and water, dehydrated alcohol are configured to solution according to 1:1:0.5, is sprayed directly in inorganic nano-particle, the rotary speed controlling agitating device is 5500 revs/min, the temperature making mixture reaches 120 degrees Celsius, after reacting 18 minutes, dries the inorganic nano-particle preparing coupling agent modified mistake for 10 minutes at 140 DEG C；
Step 2, blending and modifying: the inorganic nano-particle after step 2 and TPU, butadiene-styrene rubber, antioxidant, fire retardant are joined and carries out extruding pelletization, prepared fire-resistant impact resistance polyurethane plastics granule in double screw extruder.
Specific embodiment 6: as shown in Figure 1, present embodiment discloses a kind of multifunctional emergency escape helmet, including shell, buffering core, chin bar, smoke helmet, described buffering core is placed in enclosure center, described chin bar is placed in the front portion of the helmet, described smoke helmet is placed in the inside of shell, described shell front is placed in headlight, shell rear is equipped with back light, the both sides of described shell are provided with sound transmission device hole, a diameter of 70mm in described hole, before and after described, the switch of lamp is placed on the shell of the helmet, before and after described lamp for buffering core pressure-sensitive switch, it is provided with on the hole of described sound transmission device every cigarette net, described shell is prepared by fire-resistant impact resistance polyurethane material.
Described fire-resistant impact resistance polyurethane plastics includes TPU 100 parts, inorganic nano-particle silver 7 parts, coupling agent sec.-propyl three (dioctyl phosphoric acid acyloxy) titanic acid ester 2 parts, 30 parts of butadiene-styrene rubber, antioxidant diphenylamines 2 parts, fire retardant LHX-9991 part, and preparation method is as follows:
Step 1, the surface modification of inorganic nano-particle: inorganic nano-particle is joined in coupling reaction tank, open agitating device, stirring makes inorganic nano-particle rotate, and after coupling agent and water, dehydrated alcohol are configured to solution according to 1:1:0.5, is sprayed directly in inorganic nano-particle, the rotary speed controlling agitating device is 5200 revs/min, the temperature making mixture reaches 120 degrees Celsius, after reacting 10 minutes, dries the inorganic nano-particle preparing coupling agent modified mistake for 23 minutes at 100 DEG C；
Step 2, blending and modifying: the inorganic nano-particle after step 2 and TPU, butadiene-styrene rubber, antioxidant, fire retardant are joined and carries out extruding pelletization, prepared fire-resistant impact resistance polyurethane plastics granule in double screw extruder.
Specific embodiment 7: as shown in Figure 1, present embodiment discloses a kind of multifunctional emergency escape helmet, including shell, buffering core, chin bar, smoke helmet, described buffering core is placed in enclosure center, described chin bar is placed in the front portion of the helmet, described smoke helmet is placed in the inside of shell, described shell front is placed in headlight, shell rear is equipped with back light, the both sides of described shell are provided with sound transmission device hole, a diameter of 20mm in described hole, before and after described, the switch of lamp is placed on the shell of the helmet, before and after described lamp for buffering core pressure-sensitive switch, it is provided with on the hole of described sound transmission device every cigarette net, described shell is prepared by fire-resistant impact resistance polyurethane material.
Described fire-resistant impact resistance polyurethane plastics includes TPU 100 parts, inorganic nano-particle silicon dioxide 5 parts, coupling agent isopropyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanate esters 0.1 part, 50 parts of butadiene-styrene rubber, antioxidant p-phenylenediamine 1 part, fire retardant aluminium hydroxide 0.1 part, and preparation method is as follows:
Step 1, the surface modification of inorganic nano-particle: inorganic nano-particle is joined in coupling reaction tank, open agitating device, stirring makes inorganic nano-particle rotate, and after coupling agent and water, dehydrated alcohol are configured to solution according to 1:1:0.5, is sprayed directly in inorganic nano-particle, the rotary speed controlling agitating device is 4000 revs/min, the temperature making mixture reaches 120 degrees Celsius, after reacting 20 minutes, dries the inorganic nano-particle preparing coupling agent modified mistake for 10 minutes at 120 DEG C；
Step 2, blending and modifying: the inorganic nano-particle after step 2 and TPU, butadiene-styrene rubber, antioxidant, fire retardant are joined and carries out extruding pelletization, prepared fire-resistant impact resistance polyurethane plastics granule in double screw extruder
The correlated performance of its finished product and sheathing material is tested as follows by embodiment 1-7:
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all any amendment, equivalent and improvement etc. made within the spirit and principles in the present invention, should be included within the scope of the present invention.
Claims (10)
1. a multifunctional emergency escape helmet, it is characterized in that, including shell, buffering core, chin bar, smoke helmet, described buffering core is placed in enclosure center, and described chin bar is placed in the front portion of the helmet, and described smoke helmet is placed in the inside of shell, described shell front is placed in headlight, shell rear is equipped with back light, the both sides of described shell are provided with sound transmission device hole, a diameter of 20mm-100mm in described hole, described before and after the switch of lamp be placed on the shell of the helmet.
Multifunctional emergency the most according to claim 1 escape the helmet, it is characterised in that before and after described lamp for buffering core pressure-sensitive switch.
The multifunctional emergency the most according to claim 1 escape helmet, it is characterised in that be provided with every cigarette net on the hole of described sound transmission device.
The multifunctional emergency the most according to claim 1 escape helmet, it is characterised in that described shell is prepared by fire-resistant impact resistance polyurethane material.
The multifunctional emergency the most according to claim 4 escape helmet, it is characterized in that, fire-resistant impact resistance polyurethane plastics includes TPU 100 parts, inorganic nano-particle 1-10 part, coupling agent 0.1-5 part, butadiene-styrene rubber 20-50 part, antioxidant 0.1-5 part, fire retardant 0.1-5 part.
The multifunctional emergency the most according to claim 4 escape helmet, it is characterised in that described inorganic nano-particle is selected from Pulvis Talci, calcium carbonate, barium sulfate, kieselguhr, silicon dioxide, fumed silica, silver, copper.
The multifunctional emergency the most according to claim 4 escape helmet, it is characterized in that, described coupling agent is selected from γ-glycidyl ether oxygen propyl trimethoxy silicane, γ-methacryloxypropyl trimethoxy silane, N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane, isopropyl three (dioctylphyrophosphoric acid acyloxy) titanate esters, sec.-propyl three (dioctyl phosphoric acid acyloxy) titanic acid ester, isopropyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanate esters.
Multifunctional emergency the most according to claim 4 escape the helmet, it is characterised in that described antioxidant be diphenylamines, p-phenylenediamine, 2, tri-grades of butyl-4-methylphenols of 6-, the one of double (3,5-tri-grades of butyl-4-hydroxy phenyls) thioether.
9. according to the multifunctional emergency escape helmet one of claim 1-6 Suo Shu, it is characterised in that the preparation method of described fire-resistant impact resistance polyurethane plastics is as follows:
Step 1, the surface modification of inorganic nano-particle: inorganic nano-particle is joined in coupling reaction tank, open agitating device, stirring makes inorganic nano-particle rotate, after coupling agent and water, dehydrated alcohol are configured to solution according to 1:1:0.5, it is sprayed directly in inorganic nano-particle, the rotary speed controlling agitating device is 4000 revs/min-6000 revs/min, the temperature making mixture reaches 120 degrees Celsius, after reacting 10-20 minute, at 100-150 DEG C, dry the inorganic nano-particle preparing coupling agent modified mistake for 10-30 minute；
Step 2, blending and modifying: the inorganic nano-particle after step 2 and TPU, butadiene-styrene rubber, antioxidant, fire retardant are joined and carries out extruding pelletization, prepared fire-resistant impact resistance polyurethane plastics granule in double screw extruder.
The multifunctional emergency the most according to claim 9 escape helmet, it is characterised in that described fire retardant is aluminium hydroxide, magnesium hydroxide, red phosphorus, LHX-999.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610377112.8A CN105919211A (en) | 2016-05-31 | 2016-05-31 | Multifunctional emergent escape helmet |
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| CN201610377112.8A CN105919211A (en) | 2016-05-31 | 2016-05-31 | Multifunctional emergent escape helmet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112402826A (en) * | 2020-12-07 | 2021-02-26 | 任小平 | Protective mask for fire rescue scene |
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| CN105167301A (en) * | 2015-09-25 | 2015-12-23 | 郑州大学 | Intelligent safe and anti-pollution helmet used for riding |
| CN205884786U (en) * | 2016-05-31 | 2017-01-18 | 张凌睿 | Multi -functional emergency escape helmet |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112402826A (en) * | 2020-12-07 | 2021-02-26 | 任小平 | Protective mask for fire rescue scene |
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