CN110066376A - The preparation process of fresh fuel shipping container filling rigid polyurethane foam - Google Patents

The preparation process of fresh fuel shipping container filling rigid polyurethane foam Download PDF

Info

Publication number
CN110066376A
CN110066376A CN201910378527.0A CN201910378527A CN110066376A CN 110066376 A CN110066376 A CN 110066376A CN 201910378527 A CN201910378527 A CN 201910378527A CN 110066376 A CN110066376 A CN 110066376A
Authority
CN
China
Prior art keywords
shipping container
polyurethane foam
fresh fuel
rigid polyurethane
cavity
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.)
Granted
Application number
CN201910378527.0A
Other languages
Chinese (zh)
Other versions
CN110066376B (en
Inventor
孙超超
李娜
景益
顾国兴
李岗
刘晓强
徐雪莲
潘捷
沈勇坚
苏有学
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.)
Shaanxi Special Rubber Products Co ltd
Shanghai Nuclear Engineering Research and Design Institute Co Ltd
Original Assignee
SHAANXI SPECIAL RUBBER PRODUCTS CO Ltd
Shanghai Nuclear Engineering Research and Design Institute 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 SHAANXI SPECIAL RUBBER PRODUCTS CO Ltd, Shanghai Nuclear Engineering Research and Design Institute Co Ltd filed Critical SHAANXI SPECIAL RUBBER PRODUCTS CO Ltd
Priority to CN201910378527.0A priority Critical patent/CN110066376B/en
Publication of CN110066376A publication Critical patent/CN110066376A/en
Application granted granted Critical
Publication of CN110066376B publication Critical patent/CN110066376B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4804—Two or more polyethers of different physical or chemical nature
    • C08G18/482—Mixtures of polyethers containing at least one polyether containing nitrogen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/50—Polyethers having heteroatoms other than oxygen
    • C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
    • C08G18/5024—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino groups
    • C08G18/5027—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino groups directly linked to carbocyclic groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/50—Polyethers having heteroatoms other than oxygen
    • C08G18/5075—Polyethers having heteroatoms other than oxygen having phosphorus
    • 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
    • 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
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • 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
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/38—Boron-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
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/34—Heterocyclic compounds having nitrogen in the ring
    • C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
    • C08K5/3477—Six-membered rings
    • C08K5/3492—Triazines
    • C08K5/34928—Salts
    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/49—Phosphorus-containing compounds
    • C08K5/51—Phosphorus bound to oxygen
    • C08K5/52—Phosphorus bound to oxygen only
    • C08K5/521—Esters of phosphoric acids, e.g. of H3PO4
    • C08K5/523—Esters of phosphoric acids, e.g. of H3PO4 with hydroxyaryl 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
    • C08K5/00—Use of organic ingredients
    • C08K5/49—Phosphorus-containing compounds
    • C08K5/51—Phosphorus bound to oxygen
    • C08K5/53—Phosphorus bound to oxygen bound to oxygen and to carbon only
    • C08K5/5317—Phosphonic compounds, e.g. R—P(:O)(OR')2
    • C08K5/5333—Esters of phosphonic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0025—Foam properties rigid
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0083—Foam properties prepared using water as the sole blowing agent
    • 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
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • C08K2003/267—Magnesium carbonate
    • 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
    • C08K3/38—Boron-containing compounds
    • C08K2003/387—Borates

Abstract

The invention discloses the preparation processes of fresh fuel shipping container filling rigid polyurethane foam, comprising the following steps: Step 1: fire retardant, foaming agent, catalyst, defoaming agent is uniformly mixed by polyether polyol, heating obtains A material；Polyisocyanates is heated to obtain B material；Step 2: carrying out free foaming after A material and B material mixing；Step 3: presetting the intracorporal foam densities of each chamber is ρ0, it is ρ that density is provided into the cavity of fresh fuel shipping container0Rigid polyurethane foam, curing, complete the filling of rigid polyurethane foam.The present invention meets the requirement of fresh fuel shipping container different parts filling hard polyurethane foams performance, the integrated buffer and heat resistance of fresh fuel shipping container can be improved, effectively avoid shipping container because expanded by heating rate it is excessive caused by deformation, it can satisfy demand for security of fresh fuel shipping container under the conditions of normal transport operating condition and accident comfortable property, ensure the service life of fresh fuel shipping container.

Description

The preparation process of fresh fuel shipping container filling rigid polyurethane foam
Technical field
The invention belongs to polyurethane foam technology fields, and in particular to fresh fuel shipping container fills hard polyurethane foams The preparation process of material.
Background technique
Fresh fuel shipping container design requirement it have vibration damping, it is heat-insulated and fire prevention (fire-retardant) function.The each part of container is equal " sandwich " structure is constituted by stainless steel casing, polyurethane foam and stainless steel inner casing.The polyurethane foam wherein filled is The core component of fresh fuel shipping container, integrated buffer and heat resistance to fresh fuel shipping container have to Guan Chong The influence wanted.Therefore, fill process will directly affect the validity of shipping container foam filling, and be directly related to fresh fuel fortune The service life of defeated container.
Fresh fuel shipping container has 6 positions to need filled polyurethane foamed material, as shown in Figure 1.Wherein No. 5 cavity positions On the inside of disk end socket, No. 6 cavitys are located on the inside of cubic end socket, and foam density is 0.08g/cm3~0.12g/cm3；No. 1 chamber Body is located on the outside of one end, and No. 4 cavitys are located on the outside of the container other end, and foam density is 0.29g/cm3~0.35g/cm3； No. 2 cavitys are container upper casing, and No. 3 cavitys are container lower casing, and foam density is 0.14g/cm3~0.18g/cm3。
Fig. 1 is fresh fuel shipping container filled and process cavity schematic diagram (about 5.7 meters of container overall length), wherein No. 1, No. 2,3 Number, No. 4 cavitys be polymorphic structure, especially No. 2, No. 3 cavity filled and process quality it is very big, filled polyurethane foam is by casting machine Primary filling is completed；No. 5, No. 6 cavity filled polyurethane foams can be by being welded after casting into container intracavity.
Summary of the invention
Technical problem to be solved by the present invention lies in view of the above shortcomings of the prior art, provide fresh fuel shipping container Fill the preparation process of rigid polyurethane foam.It is poly- that the technique meets fresh fuel shipping container different parts filling hard The requirement of urethane foaming properties can be improved the integrated buffer and heat resistance of fresh fuel shipping container, effectively avoid shipping container Because expanded by heating rate it is excessive caused by deform, can satisfy fresh fuel shipping container in normal transport operating condition and accident comfortable property Under the conditions of demand for security, ensure fresh fuel shipping container service life.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: a kind of fresh fuel shipping container filling hard The preparation process of polyurethane foamed material, which comprises the following steps:
Step 1: by 100 parts of polyether polyol, 30 parts~80 parts of fire retardant, 0.4 part~3.4 parts of foaming agent, 1 Part~10 parts of catalyst, 0.1 part~2 parts of defoaming agent is uniformly mixed, is heated to 30 DEG C~40 DEG C, obtains A material；By 100 parts ~200 parts of polyisocyanates is heated to 40 DEG C~50 DEG C, obtains B material；
Step 2: A described in step 1 material and B material is mixed with casting machine, mixture is poured into free hair It steeps in mold, generates rigid polyurethane foam after mixture reaction；
Step 3: presetting the intracorporal foam densities of each chamber is ρ0, unit g/cm3, according to formula M=V0ρ0It calculates Each cavity pours fluence M, wherein V0For the volume of cavity, unit cm3；
For ρ0For 0.29g/cm3~0.35g/cm3Or 0.14g/cm3~0.18g/cm3Cavity, with casting machine by step A material and B material in one are mixed, and then mixture are poured into cavity, the hard polyaminoester generated after mixture reaction Foamed material is full of cavity, cures 2h~12h；Work as ρ0For 0.29g/cm3~0.35g/cm3When, the poring rate of mixture is 0.5kg/s~1.5kg/s；Work as ρ0For 0.14g/cm3~0.18g/cm3When, the poring rate of mixture is 0.5kg/s~5kg/ s；
For ρ0For 0.08g/cm3~0.12g/cm3Cavity, with casting machine by step 1 A material and B material mix It closes, then mixture is poured into molding die identical with inside cavity structure snd size, generated after mixture reaction Rigid polyurethane foam is full of mold, demoulds after curing 2h~12h, then by the rigid polyurethane foam after demoulding It is packed into cavity；The poring rate that mixture is poured into molding die is 10g/s~50g/s.
The preparation process of above-mentioned fresh fuel shipping container filling rigid polyurethane foam, which is characterized in that step Polyether polyol described in one is 100 parts, and fire retardant is 30 parts~60 parts, and foaming agent is 0.6 part~2.4 parts, and catalyst is 1 part ~5 parts, defoaming agent is 0.3 part~1 part；Polyisocyanates is 125 parts~190 parts.
The preparation process of above-mentioned fresh fuel shipping container filling rigid polyurethane foam, which is characterized in that step The volume of rigid polyurethane foam is 3 times~10 times of mixture volume before reacting in two.
The preparation process of above-mentioned fresh fuel shipping container filling rigid polyurethane foam, which is characterized in that described Polyether polyol is no chlorine flame-retardant polyether glycol, or for no chlorine flame-retardant polyether glycol and without the non-flame resistant type polyethers of chlorine Polyalcohol.
The preparation process of above-mentioned fresh fuel shipping container filling rigid polyurethane foam, which is characterized in that described No chlorine flame-retardant polyether glycol is phosphor-containing flame-proof type polyether polyol；The non-flame resistant type polyether polyol of no chlorine is with glycerol It is the polyether polyol mixtures of initiator with aromatic diamines compound, the no non-flame resistant type polyether polyol of chlorine is put down Equal degree of functionality is greater than 3, and average hydroxyl value is 400mgKOH/g.
The preparation process of above-mentioned fresh fuel shipping container filling rigid polyurethane foam, which is characterized in that described Fire retardant is dimethyl methyl phosphonate, tricresyl phosphate, melamine hydrogen lithate, basic magnesium carbonate, diboron trioxide, hydrogen One or more of aluminium oxide, zinc borate and wollastonite；The catalyst is triethylenediamine, triethylamine, N, N- diformazan Base benzylamine, triethanolamine and 1, one or more of 3,5- tri- (dimethylamino-propyl) Hexahydrotriazines；The foaming agent is super Pure water or distilled water；The defoaming agent is silicone oil.
The preparation process of above-mentioned fresh fuel shipping container filling rigid polyurethane foam, which is characterized in that described Polyisocyanates is one or more of pure MDI, liquefied mdi and PAPI.
The preparation process of above-mentioned fresh fuel shipping container filling rigid polyurethane foam, which is characterized in that step Density p in three0For 0.29g/cm3~0.35g/cm3When, the cavity of casting is located at the both ends of fresh fuel shipping container；In step 3 Density p0For 0.14g/cm3~0.18g/cm3When, the cavity of casting is located in the upper casing of fresh fuel shipping container or in lower casing；Step Density p in rapid three0For 0.08g/cm3~0.12g/cm3When, the cavity of the rigid polyurethane foam after being packed into demoulding is located at On the inside of the end socket of fresh fuel shipping container.
The preparation process of above-mentioned fresh fuel shipping container filling rigid polyurethane foam, which is characterized in that hard The content of Cl element < 1800ppm of polyurethane foamed material, can be precipitated content≤1mg/L of chloride.
The preparation process of above-mentioned fresh fuel shipping container filling rigid polyurethane foam, which is characterized in that step It is single hole casting or porous casting that mixture, which is poured into the mode in cavity, in three.
Described part can for gram, two, jin, the weight meterings unit such as kilogram, ton.
Compared with the prior art, the present invention has the following advantages:
1, the present invention meets the requirement of fresh fuel shipping container different parts filling hard polyurethane foams performance, can mention The integrated buffer and heat resistance of high-new fuel transport container, effectively avoid shipping container because expanded by heating rate it is excessive caused by change The risk that shape is caused can satisfy safety of fresh fuel shipping container under the conditions of normal transport operating condition and accident comfortable property Demand ensures the service life of fresh fuel shipping container.
2, the present invention controls the speed of casting, guarantees that foam is full of cavity by presetting the intracorporal foam densities of chamber And will not be dangerous because of the excessive appearance of internal pressure, guarantee process safety；It may insure casting equipment stability of flow simultaneously, so that material There is suitable mobility in the filling process, so that the even density of the rigid polyurethane foam of filling, is conducive to delay The pressure that the Stainless Steel Shell of foaming process shipping container is born is solved, shell is protected.
3, it is single hole or porous casting that mixture is introduced fresh fuel shipping container cavity by the present invention, facilitates hard polyurethane Ester foamed material is full of entire cavity, improves working efficiency.
4, mixture of the present invention pours fluence M=V0ρ0, foam loss can have both been offset, while can guarantee to be filled into cavity The density of interior foam and the strength of stability of resistance to deformation.
With reference to the accompanying drawings and examples, technical scheme of the present invention will be described in further detail.
Detailed description of the invention
Fig. 1 is fresh fuel shipping container filled and process cavity schematic diagram in background of invention.
Fig. 2 is that 1 single tube of the embodiment of the present invention is poured into No. 2 cavity schematic diagrames of fresh fuel shipping container.
Fig. 3 is that 2 multitube of the embodiment of the present invention is poured into No. 2 cavity schematic diagrames of fresh fuel shipping container.
Fig. 4 is that 3 single tube of the embodiment of the present invention is poured into No. 3 cavity schematic diagrames of fresh fuel shipping container.
Fig. 5 is that 5 multitube of the embodiment of the present invention is poured into No. 3 cavity schematic diagrames of fresh fuel shipping container.
Fig. 6 is that 7 single tube of the embodiment of the present invention is poured into No. 4 cavity schematic diagrames of fresh fuel shipping container.
Fig. 7 is that 9 single tube of the embodiment of the present invention is poured into No. 1 cavity schematic diagram of fresh fuel shipping container.
Fig. 8 is No. 5 cavitys and No. 6 cavity hard polyurethane foams product schematic diagrames of the embodiment of the present invention 11.
Description of symbols
1-No. 1 cavity；2-No. 2 cavitys；3-No. 3 cavitys；
4-No. 4 cavitys；5-No. 5 cavitys；6-No. 6 cavitys；
7-casting machine heads；8-casting hoses；9-brackets.
Specific embodiment
Embodiment 1
The preparation process of the fresh fuel shipping container filling rigid polyurethane foam of the present embodiment is to transport to fresh fuel It is 0.14g/cm that density is provided in No. 2 cavitys 2 of defeated container3~0.18g/cm3Rigid polyurethane foam, No. 2 cavitys 2 Positioned at upper casing, method are as follows:
Step 1: by the polyether polyol of 100kg, the fire retardant of 40kg, the foaming agent of 2.6kg, the catalyst of 2kg, The defoaming agent of 0.8kg is added in the A tank of casting equipment, is uniformly mixed, is heated to 30 DEG C~40 DEG C, and A material is obtained；It will The polyisocyanates of 167.5kg is added in the B tank of casting equipment, is heated to 40 DEG C~50 DEG C, obtains B material；To A material and B material Carry out flow measurement calibration；
The polyether polyol is no chlorine flame-retardant polyether glycol, and no chlorine flame-retardant polyether glycol is phosphor-containing flame-proof type Polyether polyol, the phosphor-containing flame-proof type polyether polyol in the present embodiment are N, N- bis- (2- ethoxy) aminomethy-lenephosphonic acids two Ethyl ester；
The fire retardant be dimethyl methyl phosphonate, melamine hydrogen lithate, aluminium hydroxide, zinc borate, wollastonite and Diboron trioxide；In the present embodiment, dimethyl methyl phosphonate 26kg, melamine hydrogen lithate is 10kg, and aluminium hydroxide is 1kg, zinc borate 1kg, wollastonite is 1kg and diboron trioxide is 1kg；
The foaming agent is ultrapure water；
The catalyst is 1,3,5- tri- (dimethylamino-propyl) Hexahydrotriazines and triethanolamine；In the present embodiment, 1,3, (dimethylamino-propyl) Hexahydrotriazine of 5- tri- is 1kg, triethanolamine 1kg；
The defoaming agent is silicone oil；
The polyisocyanates is methyl diphenylene diisocyanate (pure MDI)；
Step 2: A described in step 1 material and B material is mixed with casting machine, mixture is poured into free hair It steeps in mold, generates rigid polyurethane foam after mixture reaction；The volume of rigid polyurethane foam is before reacting 6 times of mixture volume~8 times；
Step 3: presetting the intracorporal foam densities ρ of chamber such as Fig. 20For 0.14g/cm3~0.18g/cm3, by fresh fuel Shipping container is placed on bracket 9, and fresh fuel shipping container tilts 5 °~20 °, by pouring fluence M=V0ρ0；V0For cavity volume, about For 520000cm3, 84 ± 8.4kg A material described in step 1 and B material are mixed with casting machine, with single casting hose 8 7 discharge port of casting machine head is connected with a sprue gate of fresh fuel shipping container, casting switch is pressed, is by poring rate Mixture is poured into No. 2 cavitys 2 of fresh fuel shipping container, gas punching, from sprue gate after gas punching by 0.8kg/s~1kg/s Hose is extracted, other sprue gates are blocked, the rigid polyurethane foam generated after mixture reaction uses stainless steel full of cavity Plug screw blocks exhaust outlet, cures 12h, completes to provide density into No. 2 cavitys 2 of fresh fuel shipping container to be 0.14g/cm3~ 0.18g/cm3Rigid polyurethane foam；The volume of the rigid polyurethane foam generated after mixture reaction is anti- 6 times~8 times of mixture volume before answering.
Embodiment 2
The preparation process of the fresh fuel shipping container filling rigid polyurethane foam of the present embodiment is to transport to fresh fuel It is 0.14g/cm that density is provided in No. 2 cavitys 2 of defeated container3~0.18g/cm3Rigid polyurethane foam, method are as follows:
Step 1: by the polyether polyol of 100kg, the fire retardant of 36kg, the foaming agent of 1.1kg, the catalyst of 2kg, The defoaming agent of 0.8kg is added in the A tank of casting equipment, is uniformly mixed, is heated to 30 DEG C~40 DEG C, and A material is obtained；By 161kg Polyisocyanates be added in the B tank of casting equipment, be heated to 40 DEG C~50 DEG C, obtain B material；Flow is carried out to A material and B material Measurement and calibration；
For the polyether polyol for no chlorine flame-retardant polyether glycol and without the non-flame resistant type polyether polyol of chlorine, no chlorine is fire-retardant Type polyether polyol is 30kg, and the no non-flame resistant type polyether polyol of chlorine is 70kg；The no chlorine flame-retardant polyether glycol be containing Phosphorus flame-retardant polyether glycol, the phosphor-containing flame-proof type polyether polyol in the present embodiment are N, N- bis- (2- ethoxy) amino methylene Base diethyl phosphonate；The no non-flame resistant type polyether polyol of chlorine is using glycerol and aromatic diamines compound as the polyethers of initiator Polyol blends, average functionality are greater than 3, and average hydroxyl value is 400mgKOH/g, poly- without the non-flame resistant type of chlorine in the present embodiment Ethoxylated polyhydric alcohol is H700；
The fire retardant is dimethyl methyl phosphonate, melamine hydrogen lithate, aluminium hydroxide, zinc borate, wollastonite, three Aoxidize two boron and basic magnesium carbonate；In the present embodiment, dimethyl methyl phosphonate 20kg, melamine hydrogen lithate is 9kg, hydrogen Aluminium oxide is 1kg, zinc borate 1kg, wollastonite 1kg, diboron trioxide 2kg, basic magnesium carbonate 2kg；
The foaming agent is ultrapure water；
The catalyst is 1,3,5- tri- (dimethylamino-propyl) Hexahydrotriazines；
The defoaming agent is silicone oil；
The polyisocyanates is methyl diphenylene diisocyanate (pure MDI)；
Step 2: A described in step 1 material and B material is mixed with casting machine, mixture is poured into free hair It steeps in mold, generates rigid polyurethane foam after mixture reaction；The volume of rigid polyurethane foam is before reacting 8 times of mixture volume~10 times；
Step 3: presetting the intracorporal foam densities ρ of chamber such as Fig. 30For 0.14g/cm3~0.18g/cm3, by fresh fuel Shipping container is placed on bracket 9, and fresh fuel shipping container tilts 5 °~20 °, by pouring fluence M=V0ρ0；V0For cavity volume, about For 520000cm3；84 ± 8.4kg A material described in step 1 and B material are mixed with casting machine, with 2 casting hoses 8 7 discharge port of casting machine head is connected with two sprue gates of fresh fuel shipping container respectively, casting switch is pressed, by poring rate Mixture is poured into No. 2 cavitys 2 of fresh fuel shipping container, gas punching, from casting after gas punching for 1.6kg/s~2kg/s Mouth extracts hose, blocks other sprue gates, for the rigid polyurethane foam generated after mixture reaction full of cavity, use is stainless Steel plug screw blocks exhaust outlet, cures 8h, completes to provide density into No. 2 cavitys 2 of fresh fuel shipping container to be 0.14g/cm3~ 0.18g/cm3Rigid polyurethane foam；The volume of the rigid polyurethane foam generated after mixture reaction is anti- 8 times~10 times of mixture volume before answering；3 sprue gates on No. 2 cavitys 2, poring rate can also be separately connected with 3 hoses For 2.4kg/s~3kg/s；4 sprue gates on No. 2 cavitys 2, poring rate 3.2kg/s can also be separately connected with 4 hoses ~4kg/s.
Embodiment 3
The preparation process of the fresh fuel shipping container filling rigid polyurethane foam of the present embodiment is to transport to fresh fuel It is 0.14g/cm that density is provided in No. 3 cavitys 3 of defeated container3~0.18g/cm3Rigid polyurethane foam, No. 3 cavitys 3 Positioned at lower casing, method are as follows:
Step 1: by the polyether polyol of 100kg, the fire retardant of 36kg, the foaming agent of 1.1kg, the catalyst of 2kg, The defoaming agent of 0.6kg is added in the A tank of casting equipment, is uniformly mixed, is heated to 30 DEG C~40 DEG C, and A material is obtained；By 125kg Polyisocyanates be added in the B tank of casting equipment, be heated to 40 DEG C~50 DEG C, obtain B material；Flow is carried out to A material and B material Measurement and calibration；
For the polyether polyol for no chlorine flame-retardant polyether glycol and without the non-flame resistant type polyether polyol of chlorine, no chlorine is fire-retardant Type polyether polyol is 30kg, and the no non-flame resistant type polyether polyol of chlorine is 70kg；The no chlorine flame-retardant polyether glycol be containing Phosphorus flame-retardant polyether glycol, the phosphor-containing flame-proof type polyether polyol in the present embodiment are N, N- bis- (2- ethoxy) amino methylene Base diethyl phosphonate；The no non-flame resistant type polyether polyol of chlorine is using glycerol and aromatic diamines compound as the polyethers of initiator Polyol blends, average functionality are greater than 3, and average hydroxyl value is 400mgKOH/g, poly- without the non-flame resistant type of chlorine in the present embodiment Ethoxylated polyhydric alcohol is H700；
The fire retardant is dimethyl methyl phosphonate, melamine hydrogen lithate, aluminium hydroxide, zinc borate, wollastonite, three Aoxidize two boron and basic magnesium carbonate；In the present embodiment, dimethyl methyl phosphonate 20kg, melamine hydrogen lithate is 9kg, hydrogen Aluminium oxide is 1kg, zinc borate 1kg, wollastonite 1kg, diboron trioxide 2kg, basic magnesium carbonate 2kg；
The foaming agent is distilled water；
The catalyst is triethanolamine；
The defoaming agent is silicone oil；
The polyisocyanates is methyl diphenylene diisocyanate (pure MDI)；
Step 2: A described in step 1 material and B material is mixed with casting machine, mixture is poured into free hair It steeps in mold, generates rigid polyurethane foam after mixture reaction；The volume of rigid polyurethane foam is before reacting 6 times of mixture volume~8 times；
Step 3: presetting the intracorporal foam densities ρ of chamber such as Fig. 40For 0.14g/cm3~0.18g/cm3, fresh fuel fortune 5 °~20 ° of defeated container lean, by pouring fluence M=V0ρ0；V0For cavity volume, about 500000cm3；With casting machine by 80 ± 8kg A material and B material described in step 1 are mixed, and are transported 7 discharge port of casting machine head and fresh fuel with single casting hose 8 One sprue gate of container is connected, and presses casting switch, is poured into mixture newly for 0.8kg/s~1kg/s by poring rate No. 3 cavitys 3 of fuel transport container, gas punching extract hose from sprue gate after gas punching, block other sprue gates, mixture The rigid polyurethane foam generated after reaction be full of cavity, with stainless steel plug screw block exhaust outlet, cure 12h, complete to It is 0.14g/cm that density is provided in No. 3 cavitys 3 of fresh fuel shipping container3~0.18g/cm3Rigid polyurethane foam； The volume of the rigid polyurethane foam generated after mixture reaction is 6 times~8 times of mixture volume before reacting.
Embodiment 4
The present embodiment is same as Example 3, wherein the difference is that:
The fire retardant be dimethyl methyl phosphonate, tricresyl phosphate, melamine hydrogen lithate, basic magnesium carbonate, One of diboron trioxide, aluminium hydroxide, zinc borate and wollastonite, two kinds, three kinds, four kinds, five kinds, six kinds or eight kinds, or Person is tricresyl phosphate and component B, the component B are dimethyl methyl phosphonate, melamine hydrogen lithate, basic carbonate Six kinds in magnesium, diboron trioxide, aluminium hydroxide, zinc borate and wollastonite；
The catalyst be triethylenediamine, triethylamine, N, N- dimethyl benzylamine, triethanolamine and 1,3,5- tri- (two Methylaminopropyl) it is two or more in Hexahydrotriazine, or be triethylenediamine, triethylamine, N, N- dimethyl benzylamine or 1, 3,5- tri- (dimethylamino-propyl) Hexahydrotriazines；
The polyisocyanates is liquefied mdi or PAPI, or is two or more in pure MDI, liquefied mdi and PAPI；
In step 3, the poring rate of mixture is 4kg/s~5kg/s；The time of curing is 2h；
The present embodiment provides the rigid polyurethane foams to No. 3 cavitys 3 to have excellent performance: density, compression are strong Degree, water absorption rate, thermal coefficient, specific heat capacity, anti-flammability, thermal insulation etc. are all satisfied fresh fuel shipping container polyurethane foam filling material Expect technical requirements, the content of chlorine element is in 1800ppm hereinafter, content≤1mg/L of chloride can be precipitated；Density of material is 0.14g/cm3, compressive strength is 2.26 ± 0.45MPa；The water absorption rate of material is no more than the 5% of original volume；Material it is thermally conductive Coefficient is 0.025W/mK~0.08W/mK, and specific heat capacity is 1150J/kgK~2240J/kgK；Material is at 816 DEG C The sustained combustion time is no more than 5 minutes, and average flame height is no more than 15cm, meets flame-retardancy requirements；With the hard of the present embodiment As thermal insulation layer, the heat source to temperature greater than 800 DEG C is thermally shielded polyurethane foamed material, in 30min, thermal insulation layer two sides temperature Difference reaches at least 720 DEG C of requirement, meets thermal insulation requirement.
Embodiment 5
The preparation process of the fresh fuel shipping container filling rigid polyurethane foam of the present embodiment is to transport to fresh fuel It is 0.14g/cm that density is provided in No. 3 cavitys 3 of defeated container3~0.18g/cm3Rigid polyurethane foam, method are as follows:
Step 1: by the polyether polyol of 100kg, the fire retardant of 60kg, the foaming agent of 1.3kg, the catalyst of 3kg, The defoaming agent of 0.3kg is added in the A tank of casting equipment, is uniformly mixed, is heated to 30 DEG C~40 DEG C, and A material is obtained；By 190kg Polyisocyanates be added in the B tank of casting equipment, be heated to 40 DEG C~50 DEG C, obtain B material；Flow is carried out to A material and B material Measurement and calibration；
The polyether polyol is no chlorine flame-retardant polyether glycol, and the no chlorine flame-retardant polyether glycol is phosphorous resistance Combustion type polyether polyol, the phosphor-containing flame-proof type polyether polyol in the present embodiment are N, N- bis- (2- ethoxy) aminomethylene phosphine Diethyl phthalate；
The fire retardant be dimethyl methyl phosphonate, tricresyl phosphate, melamine hydrogen lithate, basic magnesium carbonate, In diboron trioxide, aluminium hydroxide, zinc borate and wollastonite；In the present embodiment, dimethyl methyl phosphonate 30kg, tripotassium phosphate Phenyl ester is 5kg, melamine hydrogen lithate is 5kg, basic magnesium carbonate 2kg, diboron trioxide 3kg, aluminium hydroxide are 5kg, zinc borate 5kg, wollastonite 5kg；
The foaming agent is distilled water；
The catalyst be triethylenediamine, triethylamine, N, N- dimethyl benzylamine, triethanolamine and 1,3,5- tri- (two Methylaminopropyl) Hexahydrotriazine；In the present embodiment, triethylenediamine 0.5kg, triethylamine 0.4kg, N, N- dimethylbenzyl Amine is 0.5kg, triethanolamine is 0.6kg and 1, and 3,5- tri- (dimethylamino-propyl) Hexahydrotriazines are 1kg；
The defoaming agent is silicone oil；
The polyisocyanates is pure MDI and liquefied mdi；In the present embodiment, pure MDI is 90kg, liquefied mdi 100kg；
Step 2: A described in step 1 material and B material is mixed with casting machine, mixture is poured into free hair It steeps in mold, generates rigid polyurethane foam after mixture reaction；The volume of rigid polyurethane foam is before reacting 8 times of mixture volume~10 times；
Step 3: presetting the intracorporal foam densities ρ of chamber such as Fig. 50For 0.14g/cm3~0.18g/cm3, fresh fuel fortune 5 °~20 ° of defeated container lean, by pouring fluence M=V0ρ0；V0For cavity volume, about 500000cm3；With casting machine by 80 ± 8kg A described in step 1 material and B material are mixed, with 2 casting hoses 8 by 7 discharge port of casting machine head respectively with fresh fuel Two sprue gates of shipping container are connected, and press casting switch, are poured mixture for 1.6kg/s~2kg/s by poring rate To No. 3 cavitys 3 of fresh fuel shipping container, gas punching extracts hose from sprue gate after gas punching, blocks other sprue gates, mixes The rigid polyurethane foam generated after material reaction is closed full of cavity, exhaust outlet is blocked with stainless steel plug screw, cures 12h, it is complete It is 0.14g/cm at density is provided in No. 3 cavitys 3 to fresh fuel shipping container3~0.18g/cm3Rigid polyurethane foams Material；The volume of the rigid polyurethane foam generated after mixture reaction is 8 times~10 times of mixture volume before reacting；? Three sprue gates on No. 3 cavitys 3 can be separately connected with 3 hoses, poring rate is 2.4kg/s~3kg/s；Or with 4 Hose is separately connected four sprue gates on No. 3 cavitys 3, and poring rate is 3.2kg/s~4kg/s.
Embodiment 6
The present embodiment is same as Example 5, wherein the difference is that:
The fire retardant be dimethyl methyl phosphonate, tricresyl phosphate, melamine hydrogen lithate, basic magnesium carbonate, One of diboron trioxide, aluminium hydroxide, zinc borate and wollastonite, two kinds, three kinds, four kinds, five kinds, six kinds or seven kinds；
The catalyst be triethylenediamine, triethylamine, N, N- dimethyl benzylamine, triethanolamine and 1,3,5- tri- (two Methylaminopropyl) one of Hexahydrotriazine, two kinds, three kinds or four kinds；
The polyisocyanates is one of pure MDI, liquefied mdi and PAPI or three kinds, or is pure MDI and PAPI, It or is liquefied mdi and PAPI；
The poring rate of mixture is 0.5kg/s~1.0kg/s in step 3.
The present embodiment provides the rigid polyurethane foams to No. 3 cavitys 3 to have excellent performance: density, compression are strong Degree, water absorption rate, thermal coefficient, specific heat capacity, anti-flammability, thermal insulation etc. are all satisfied fresh fuel shipping container polyurethane foam filling material Expect technical requirements, the content of chlorine element is in 1800ppm hereinafter, content≤1mg/L of chloride can be precipitated；Density of material is 0.18g/cm3, compressive strength is 2.26 ± 0.45MPa；The water absorption rate of material is no more than the 5% of original volume；Material it is thermally conductive Coefficient is 0.025W/mK~0.08W/mK, and specific heat capacity is 1150J/kgK~2240J/kgK；Material is at 816 DEG C The sustained combustion time is no more than 5 minutes, and average flame height is no more than 15cm, meets flame-retardancy requirements；With the hard of the present embodiment As thermal insulation layer, the heat source to temperature greater than 800 DEG C is thermally shielded polyurethane foamed material, in 30min, thermal insulation layer two sides temperature Difference reaches at least 720 DEG C of requirement, meets thermal insulation requirement.
Embodiment 7
The preparation process of the fresh fuel shipping container filling rigid polyurethane foam of the present embodiment is to transport to fresh fuel It is 0.29g/cm that density is provided in No. 4 cavitys 4 of defeated container3~0.35g/cm3Rigid polyurethane foam, No. 4 cavitys 4 Positioned at disk end socket, method are as follows:
Step 1: by the polyether polyol of 100kg, the fire retardant of 41kg, the foaming agent of 0.6kg, the catalyst of 1kg, 1kg Defoaming agent be added in the A tank of casting equipment, be uniformly mixed, be heated to 30 DEG C~40 DEG C, obtain A material；By the polyisocyanate of 143kg Cyanate is added in the B tank of casting equipment, is heated to 40 DEG C~50 DEG C, obtains B material；Flow measurement school is carried out to A material and B material It is quasi-；
The polyether polyol is no chlorine flame-retardant polyether glycol, and no chlorine flame-retardant polyether glycol is phosphor-containing flame-proof type Polyether polyol, the phosphor-containing flame-proof type polyether polyol in the present embodiment are N, N- bis- (2- ethoxy) aminomethy-lenephosphonic acids two Ethyl ester；
The fire retardant be dimethyl methyl phosphonate, melamine hydrogen lithate, aluminium hydroxide, zinc borate, wollastonite and Diboron trioxide；In the present embodiment, dimethyl methyl phosphonate 26kg, melamine hydrogen lithate is 10kg, and aluminium hydroxide is 2kg, zinc borate 1kg, wollastonite is 1kg and diboron trioxide is 1kg；
The foaming agent is ultrapure water；
The catalyst is 1,3,5- tri- (dimethylamino-propyl) Hexahydrotriazines and triethanolamine；In the present embodiment, 1,3, (dimethylamino-propyl) Hexahydrotriazine of 5- tri- is 0.5kg, triethanolamine 0.5kg；
The defoaming agent is silicone oil；
The polyisocyanates is methyl diphenylene diisocyanate (pure MDI)；
Step 2: A described in step 1 material and B material is mixed with casting machine, mixture is poured into free hair It steeps in mold, generates rigid polyurethane foam after mixture reaction；The volume of rigid polyurethane foam is before reacting 3 times of mixture volume~5 times；
Step 3: presetting the intracorporal foam densities ρ of chamber such as Fig. 60For 0.29g/cm3~0.35g/cm3, by fresh fuel Shipping container is placed on bracket 9, and fresh fuel shipping container tilts 5 °~20 °, by pouring fluence M=V0ρ0；V0For cavity volume, about For 52000cm3；17 ± 1.7kg A material described in step 1 and B material are mixed with casting machine, with single casting hose 8 7 discharge port of casting machine head is connected with the sprue gate of fresh fuel shipping container, casting switch is pressed, is by poring rate Mixture is poured into No. 4 cavitys 4 of fresh fuel shipping container by 0.5kg/s~0.7kg/s, gas punching, gas rush after from pouring Geat extracts hose, blocks other sprue gates, the rigid polyurethane foam generated after mixture reaction is full of cavity, with not The steel plug screw that becomes rusty blocks exhaust outlet, cures 12h, completes to provide density into No. 4 cavitys 4 of fresh fuel shipping container to be 0.29g/ cm3~0.35g/cm3Rigid polyurethane foam；The volume of the rigid polyurethane foam generated after mixture reaction For 3 times~5 times for reacting preceding mixture volume.
Embodiment 8
The present embodiment is same as Example 7, wherein the difference is that,
The fire retardant be dimethyl methyl phosphonate, tricresyl phosphate, melamine hydrogen lithate, basic magnesium carbonate, One of diboron trioxide, aluminium hydroxide, zinc borate and wollastonite, two kinds, three kinds, four kinds, five kinds or seven kinds or more, or It for basic magnesium carbonate and component Y, or is tricresyl phosphate and component Y, component Y is dimethyl methyl phosphonate, melamine Five kinds in hydrogen lithate, diboron trioxide, aluminium hydroxide, zinc borate and wollastonite, or be basic magnesium carbonate, tripotassium phosphate Phenyl ester and component Z, component Z are dimethyl methyl phosphonate, melamine hydrogen lithate, diboron trioxide, aluminium hydroxide, zinc borate With four kinds in wollastonite；
The catalyst be triethylenediamine, triethylamine, N, N- dimethyl benzylamine, triethanolamine and 1,3,5- tri- (two Methylaminopropyl) one of Hexahydrotriazine or three kinds or more, or be triethylenediamine, triethylamine, triethanolamine and N, Two kinds in N- dimethyl benzylamine, or be for 1,3,5- tri- (dimethylamino-propyl) Hexahydrotriazines and component C, the component C Triethylenediamine, triethylamine or N, N- dimethyl benzylamine；
The polyisocyanates is liquefied mdi or PAPI, or is two or more in pure MDI, liquefied mdi and PAPI.
The present embodiment provides the rigid polyurethane foams to No. 4 cavitys 4 to have excellent performance: density, compression are strong Degree, water absorption rate, thermal coefficient, specific heat capacity, anti-flammability, thermal insulation etc. are all satisfied fresh fuel shipping container polyurethane foam filling material Expect technical requirements, the content of chlorine element is in 1800ppm hereinafter, content≤1mg/L of chloride can be precipitated；Density of material is 0.29g/cm3, compressive strength is 7.65 ± 1.53MPa；The water absorption rate of material is no more than the 5% of original volume；Material it is thermally conductive Coefficient is 0.025W/mK~0.08W/mK, and specific heat capacity is 1150J/kgK~2240J/kgK；Material is at 816 DEG C The sustained combustion time is no more than 5 minutes, and average flame height is no more than 15cm, meets flame-retardancy requirements；With the hard of the present embodiment As thermal insulation layer, the heat source to temperature greater than 800 DEG C is thermally shielded polyurethane foamed material, in 30min, thermal insulation layer two sides temperature Difference reaches at least 720 DEG C of requirement, meets thermal insulation requirement.
Embodiment 9
The preparation process of the fresh fuel shipping container filling rigid polyurethane foam of the present embodiment is to transport to fresh fuel It is 0.29g/cm that density is provided in No. 1 cavity 1 of defeated container3~0.35g/cm3Rigid polyurethane foam, No. 1 cavity 1 Positioned at cubic end socket, method are as follows:
Step 1: by the polyether polyol of 100kg, the fire retardant of 50kg, the foaming agent of 0.6kg, the catalyst of 2kg, The defoaming agent of 0.8kg is added in the A tank of casting equipment, is uniformly mixed, is heated to 30 DEG C~40 DEG C, and A material is obtained；By 155kg Polyisocyanates be added in the B tank of casting equipment, be heated to 40 DEG C~50 DEG C, obtain B material；Flow is carried out to A material and B material Measurement and calibration；
The polyether polyol is no chlorine flame-retardant polyether glycol, and the no chlorine flame-retardant polyether glycol is phosphorous resistance Combustion type polyether polyol, the phosphor-containing flame-proof type polyether polyol in the present embodiment are N, N- bis- (2- ethoxy) aminomethylene phosphine Diethyl phthalate；
The fire retardant be dimethyl methyl phosphonate, melamine hydrogen lithate, aluminium hydroxide, zinc borate, wollastonite and Diboron trioxide；In the present embodiment, dimethyl methyl phosphonate 36kg, melamine hydrogen lithate is 10kg, and aluminium hydroxide is 1kg, zinc borate 1kg, wollastonite is 1kg and diboron trioxide is 1kg；
The foaming agent is ultrapure water；
The catalyst is 1,3,5- tri- (dimethylamino-propyl) Hexahydrotriazines and triethanolamine；In the present embodiment, 1,3, (dimethylamino-propyl) Hexahydrotriazine of 5- tri- is 1kg, triethanolamine 1kg；
The defoaming agent is silicone oil；
The polyisocyanates be pure MDI, liquefied mdi and PAPI, wherein pure MDI is 100kg, liquefied mdi 35kg, PAPI is 20kg；
Step 2: A described in step 1 material and B material is mixed with casting machine, mixture is poured into free hair It steeps in mold, generates rigid polyurethane foam after mixture reaction；The volume of rigid polyurethane foam is before reacting 3 times of mixture volume~5 times；
Step 3: presetting the intracorporal foam densities ρ of chamber such as Fig. 70For 0.29g/cm3~0.35g/cm3, by fresh fuel Shipping container is placed on bracket 9, and fresh fuel shipping container tilts 5 °~20 °, by pouring fluence M=V0ρ0；V0For cavity volume, about For 12000cm3；4 ± 0.4kg A material described in step 1 and B material are mixed with casting machine, it will with single casting hose 8 7 discharge port of casting machine head is connected with the sprue gate of fresh fuel shipping container, presses casting switch, is 0.7kg/ by poring rate Mixture is poured into No. 1 cavity 1 of fresh fuel shipping container by s~1.2kg/s, and gas punching, gas pulls out after rushing from sprue gate Hose out blocks other sprue gates, and the rigid polyurethane foam generated after mixture reaction is full of cavity, with stainless steel spiral shell Plug blocks exhaust outlet, cures 2h, completes to provide density into No. 1 cavity 1 of fresh fuel shipping container to be 0.29g/cm3~ 0.35g/cm3Rigid polyurethane foam, the volume of rigid polyurethane foam generated after mixture reaction is anti- 3 times~5 times of mixture volume before answering.
Embodiment 10
The preparation process of the fresh fuel shipping container filling rigid polyurethane foam of the present embodiment is to transport to fresh fuel It is 0.29g/cm that density is provided in No. 1 cavity 1 of defeated container3~0.35g/cm3Rigid polyurethane foam, No. 1 cavity 1 Positioned at cubic end socket, method are as follows:
Step 1: by the polyether polyol of 100kg, the fire retardant of 30kg, the foaming agent of 0.4kg, the catalyst of 1kg, The defoaming agent of 0.1kg is added in the A tank of casting equipment, is uniformly mixed, is heated to 30 DEG C~40 DEG C, and A material is obtained；By 100kg Polyisocyanates be added in the B tank of casting equipment, be heated to 40 DEG C~50 DEG C, obtain B material；Flow is carried out to A material and B material Measurement and calibration；
The polyether polyol is no chlorine flame-retardant polyether glycol, and the no chlorine flame-retardant polyether glycol is phosphorous resistance Combustion type polyether polyol, the phosphor-containing flame-proof type polyether polyol in the present embodiment are N, N- bis- (2- ethoxy) aminomethylene phosphine Diethyl phthalate；
The fire retardant be dimethyl methyl phosphonate, melamine hydrogen lithate, aluminium hydroxide, zinc borate, wollastonite and Diboron trioxide；In the present embodiment, dimethyl methyl phosphonate 16kg, melamine hydrogen lithate is 10kg, and aluminium hydroxide is 1kg, zinc borate 1kg, wollastonite is 1kg and diboron trioxide is 1kg；
The defoaming agent is silicone oil；
The catalyst is triethanolamine；
The foaming agent is distilled water；
The polyisocyanates is liquefied mdi.
Step 2: A described in step 1 material and B material is mixed with casting machine, mixture is poured into free hair It steeps in mold, generates rigid polyurethane foam after mixture reaction；The volume of rigid polyurethane foam is before reacting 3 times of mixture volume~5 times；
Step 3: the default intracorporal foam densities ρ of chamber0For 0.29g/cm3~0.35g/cm3, fresh fuel is transported and is held Device is placed on bracket 9, and fresh fuel shipping container tilts 5 °~20 °, by pouring fluence M=V0ρ0；V0For cavity volume, about 12000cm3；4 ± 0.4kg A material described in step 1 and B material are mixed with casting machine, will be poured with single casting hose 8 7 discharge port of note machine head is connected with the sprue gate of fresh fuel shipping container, presses casting switch, is 1.2kg/s by poring rate Mixture is poured into No. 1 cavity 1 of fresh fuel shipping container by~1.5kg/s, and gas punching, gas is extracted after rushing from sprue gate Hose blocks other sprue gates, and the rigid polyurethane foam generated after mixture reaction is full of cavity, with stainless steel plug screw Exhaust outlet is blocked, 12h is cured, completes to provide density into No. 1 cavity 1 of fresh fuel shipping container to be 0.29g/cm3~ 0.35g/cm3Rigid polyurethane foam, the volume of rigid polyurethane foam generated after mixture reaction is anti- 3 times~5 times of mixture volume before answering.
Embodiment 11
The preparation process of the fresh fuel shipping container filling rigid polyurethane foam of the present embodiment is to transport to fresh fuel It is 0.08g/cm that density is provided in No. 5 cavitys 5 and/or No. 6 cavitys 6 of defeated container3~0.12g/cm3Rigid polyurethane foam Foam material, No. 5 cavity 5 and No. 6 cavitys 6 are respectively positioned on inner side limiting-position component, method are as follows:
Step 1: by the polyether polyol of 1000g, the fire retardant of 400g, the foaming agent of 11g, the catalyst of 50g, 5g's Defoaming agent is added in the A tank of casting equipment, is uniformly mixed, is heated to 30 DEG C~40 DEG C, and A material is obtained；By the polyisocyanate cyanogen of 1500g Acid esters is added in the B tank of casting equipment, is heated to 40 DEG C~50 DEG C, obtains B material；Flow measurement school is carried out to A material and B material It is quasi-；
The polyether polyol is no chlorine flame-retardant polyether glycol, and the no chlorine flame-retardant polyether glycol is phosphorous resistance Combustion type polyether polyol, the phosphor-containing flame-proof type polyether polyol in the present embodiment are N, N- bis- (2- ethoxy) aminomethylene phosphine Diethyl phthalate；
The fire retardant be dimethyl methyl phosphonate, melamine hydrogen lithate, aluminium hydroxide, zinc borate, wollastonite and Diboron trioxide；In the present embodiment, dimethyl methyl phosphonate 260g, melamine hydrogen lithate is 100g, and aluminium hydroxide is 10g, zinc borate 10g, wollastonite is 10g and diboron trioxide is 10g；
The foaming agent is ultrapure water；
The catalyst is 1,3,5- tri- (dimethylamino-propyl) Hexahydrotriazines and triethanolamine；In the present embodiment, 1,3, (dimethylamino-propyl) Hexahydrotriazine of 5- tri- is 30g, triethanolamine 20g；
The defoaming agent is silicone oil；
The polyisocyanates is methyl diphenylene diisocyanate (pure MDI)；
Step 2: A described in step 1 material and B material is mixed with casting machine, mixture is poured into free hair It steeps in mold, generates rigid polyurethane foam after mixture reaction；The volume of rigid polyurethane foam is before reacting 5 times of mixture volume~7 times；
Step 3: the default intracorporal foam densities ρ of chamber0For 0.08g/cm3~0.12g/cm3, by casting M=V0ρ0； V0For cavity volume, about 8300cm3；836 ± 83g A material described in step 1 and B material are mixed with casting machine, with list 7 discharge port of casting machine head is connected by root casting hose 8 with mold for forming, presses casting switch, is 20g/s by poring rate Mixture is poured into molding die identical with inside cavity structure snd size by~40g/s, and gas punching, gas is extracted after rushing Hose removes head, seals up mold upper cover, and 5 °~20 ° of mold tilt, the rigid polyurethane foams generated after mixture reaction Material is full of mold for forming, blocks the gas vent of mold upper cover, cures 2h~4h, opens mold, takes out product, obtains No. 5 chambers The hard polyurethane foams product of body 5 and No. 6 cavity 6, such as Fig. 8, the rigid polyurethane foam generated after mixture reaction Volume be that hard polyurethane foams product is welded respectively into No. 5 cavitys 5 and 65 times~7 times of mixture volume before reacting Number cavity 6 is completed to provide density into No. 5 cavity 5 and No. 6 cavitys 6 of fresh fuel shipping container to be 0.08g/cm3~0.12g/ cm3Rigid polyurethane foam；It is 20g/s~40g/s by the poring rate that mixture is poured into mold for forming.
Embodiment 12
The present embodiment is identical as embodiment 11, wherein the difference is that:
The fire retardant be dimethyl methyl phosphonate, tricresyl phosphate, melamine hydrogen lithate, basic magnesium carbonate, One of diboron trioxide, aluminium hydroxide, zinc borate and wollastonite, two kinds, three kinds, four kinds, five kinds or seven kinds or more, or It for basic magnesium carbonate and component Y, or is tricresyl phosphate and component Y, component Y is dimethyl methyl phosphonate, melamine Five kinds in hydrogen lithate, diboron trioxide, aluminium hydroxide, zinc borate and wollastonite, or be basic magnesium carbonate, tripotassium phosphate Phenyl ester and component Z, component Z are dimethyl methyl phosphonate, melamine hydrogen lithate, diboron trioxide, aluminium hydroxide, zinc borate With four kinds in wollastonite；
The catalyst be triethylenediamine, triethylamine, N, N- dimethyl benzylamine, triethanolamine and 1,3,5- tri- (two Methylaminopropyl) one of Hexahydrotriazine or three kinds or more, or be triethylenediamine, triethylamine, triethanolamine and N, Two kinds in N- dimethyl benzylamine, or be for 1,3,5- tri- (dimethylamino-propyl) Hexahydrotriazines and component C, the component C Triethylenediamine, triethylamine or N, N- dimethyl benzylamine；
The polyisocyanates is liquefied mdi or PAPI, or is two or more in pure MDI, liquefied mdi and PAPI.
It is 40g/s~50g/s that mixture, which is poured into the poring rate of mold for forming, in step 3.
The present embodiment provides the rigid polyurethane foams to No. 5 cavitys 5 and/or No. 6 cavitys 6 to have excellent property Can: it is poly- that density, compressive strength, water absorption rate, thermal coefficient, specific heat capacity, anti-flammability, thermal insulation etc. are all satisfied fresh fuel shipping container Urethane foam packing material technical requirements, the content of chlorine element is in 1800ppm hereinafter, content≤1mg/L of chloride can be precipitated； Density of material is
0.12g/cm3, compressive strength is 1.14 ± 0.23MPa；The water absorption rate of material is no more than the 5% of original volume；Material The thermal coefficient of material is 0.025W/mK~0.08W/mK, and specific heat capacity is 1150J/kgK~2240J/kgK；Material exists The sustained combustion time is no more than 5 minutes at 816 DEG C, and average flame height is no more than 15cm, meets flame-retardancy requirements；With the present embodiment Rigid polyurethane foam as thermal insulation layer, the heat source to temperature greater than 800 DEG C is thermally shielded, in 30min, thermal insulation layer Temperature difference reaches at least 720 DEG C of requirement, meets thermal insulation requirement.
Embodiment 13
The preparation process of the fresh fuel shipping container filling rigid polyurethane foam of the present embodiment is to transport to fresh fuel It is 0.08g/cm that density is provided in No. 5 cavitys 5 and/or No. 6 cavitys 6 of defeated container3~0.12g/cm3Rigid polyurethane foam Foam material, No. 5 cavity 5 and No. 6 cavitys 6 are respectively positioned on inner side limiting-position component, method are as follows:
Step 1: by the polyether polyol of 1000g, the fire retardant of 300g, the foaming agent of 24g, the catalyst of 30g, 6g's Defoaming agent is added in the A tank of casting equipment, is uniformly mixed, is heated to 30 DEG C~40 DEG C, and A material is obtained；By the polyisocyanate cyanogen of 1500g Acid esters is added in the B tank of casting equipment, is heated to 40 DEG C~50 DEG C, obtains B material；Flow measurement school is carried out to A material and B material It is quasi-；
The polyether polyol is no chlorine flame-retardant polyether glycol, and the no chlorine flame-retardant polyether glycol is phosphorous resistance Combustion type polyether polyol, the phosphor-containing flame-proof type polyether polyol in the present embodiment are N, N- bis- (2- ethoxy) aminomethylene phosphine Diethyl phthalate；
The fire retardant is dimethyl methyl phosphonate；
The foaming agent is distilled water；
The catalyst is triethanolamine；
The defoaming agent is silicone oil；
The polyisocyanates is liquefied mdi；
Step 2: A described in step 1 material and B material is mixed with casting machine, mixture is poured into free hair It steeps in mold, generates rigid polyurethane foam after mixture reaction；The volume of rigid polyurethane foam is before reacting 8 times of mixture volume~9 times；
Step 3: the default intracorporal foam densities ρ of chamber0For 0.08g/cm3~0.12g/cm3, by casting M=V0ρ0； V0For cavity volume, about 8300cm3；836 ± 83g A material described in step 1 and B material are mixed with casting machine, with list 7 discharge port of casting machine head is connected by root casting hose 8 with mold for forming, presses casting switch, is 20g/s by poring rate Mixture is poured into molding die identical with inside cavity structure snd size by~40g/s, and gas punching, gas is extracted after rushing Hose removes head, seals up mold upper cover, and 5 °~20 ° of mold tilt, the rigid polyurethane foams generated after mixture reaction Material is full of mold for forming, blocks the gas vent of mold upper cover, cures 8h~12h, opens mold, takes out product, obtains No. 5 chambers The hard polyurethane foams product of body 5 and No. 6 cavity 6, such as Fig. 8, the rigid polyurethane foam generated after mixture reaction Volume be that hard polyurethane foams product is welded respectively into No. 5 cavitys 5 and 68 times~9 times of mixture volume before reacting Number cavity 6 is completed to provide density into No. 5 cavity 5 and No. 6 cavitys 6 of fresh fuel shipping container to be 0.08g/cm3~0.12g/ cm3Rigid polyurethane foam；It is 20g/s~40g/s by the poring rate that mixture is poured into mold for forming.
Embodiment 14
The present embodiment is identical as embodiment 13, wherein the difference is that:
The fire retardant is tricresyl phosphate, melamine hydrogen lithate, basic magnesium carbonate, diboron trioxide, hydrogen-oxygen Change aluminium, zinc borate or wollastonite, or is dimethyl methyl phosphonate, tricresyl phosphate, melamine hydrogen lithate, alkali formula carbon It is two or more in sour magnesium, diboron trioxide, aluminium hydroxide, zinc borate and wollastonite；
The catalyst be triethylenediamine, triethylamine, N, N- dimethyl benzylamine, triethanolamine and 1,3,5- tri- (two Methylaminopropyl) it is two or more in Hexahydrotriazine, or be triethylenediamine, triethylamine, N, N- dimethyl benzylamine or 1, 3,5- tri- (dimethylamino-propyl) Hexahydrotriazines；
The polyisocyanates is pure MDI or PAPI, or is two or more in pure MDI, liquefied mdi and PAPI；
Mixture is poured into the poring rate of molding die for 10g/s~20g/s in step 3, the time of curing is 4h ~8h.
The present embodiment provides the rigid polyurethane foams to No. 5 cavitys 5 and/or No. 6 cavitys 6 to have excellent property Can: it is poly- that density, compressive strength, water absorption rate, thermal coefficient, specific heat capacity, anti-flammability, thermal insulation etc. are all satisfied fresh fuel shipping container Urethane foam packing material technical requirements, the content of chlorine element is in 1800ppm hereinafter, content≤1mg/L of chloride can be precipitated； Density of material is 0.12g/cm3, compressive strength is 1.14 ± 0.23MPa；The water absorption rate of material is no more than the 5% of original volume； The thermal coefficient of material is 0.025W/mK~0.08W/mK, and specific heat capacity is 1150J/kgK~2240J/kgK；Material The sustained combustion time is no more than 5 minutes at 816 DEG C, and average flame height is no more than 15cm, meets flame-retardancy requirements；With this implementation As thermal insulation layer, the heat source to temperature greater than 800 DEG C is thermally shielded the rigid polyurethane foam of example, heat-insulated in 30min Layer temperature difference reaches at least 720 DEG C of requirement, meets thermal insulation requirement.
Embodiment 15
The preparation process of the fresh fuel shipping container filling rigid polyurethane foam of the present embodiment is to transport to fresh fuel It is 0.08g/cm that density is provided in No. 5 cavitys 5 and/or No. 6 cavitys 6 of defeated container3~0.12g/cm3Rigid polyurethane foam Foam material, No. 5 cavity 5 and No. 6 cavitys 6 are respectively positioned on inner side limiting-position component, method are as follows:
Step 1: by the polyether polyol of 1000g, the fire retardant of 800g, the foaming agent of 34g, the catalyst of 100g, 20g Defoaming agent be added in the A tank of casting equipment, be uniformly mixed, be heated to 30 DEG C~40 DEG C, obtain A material；By the polyisocyanate of 2000g Cyanate is added in the B tank of casting equipment, is heated to 40 DEG C~50 DEG C, obtains B material；Flow measurement school is carried out to A material and B material It is quasi-；
The polyether polyol is no chlorine flame-retardant polyether glycol, and the no chlorine flame-retardant polyether glycol is phosphorous resistance Combustion type polyether polyol, the phosphor-containing flame-proof type polyether polyol in the present embodiment are N, N- bis- (2- ethoxy) aminomethylene phosphine Diethyl phthalate；
The polyether polyol is no chlorine flame-retardant polyether glycol, and the no chlorine flame-retardant polyether glycol is phosphorous resistance Combustion type polyether polyol, the phosphor-containing flame-proof type polyether polyol in the present embodiment are N, N- bis- (2- ethoxy) aminomethylene phosphine Diethyl phthalate；
The fire retardant be dimethyl methyl phosphonate, melamine hydrogen lithate, aluminium hydroxide, zinc borate, wollastonite and Diboron trioxide；In the present embodiment, dimethyl methyl phosphonate 560g, melamine hydrogen lithate is 150g, and aluminium hydroxide is 50g, zinc borate 20g, wollastonite is 10g and diboron trioxide is 10g；
The foaming agent is ultrapure water；
The catalyst is 1,3,5- tri- (dimethylamino-propyl) Hexahydrotriazines and triethanolamine；In the present embodiment, 1,3, (dimethylamino-propyl) Hexahydrotriazine of 5- tri- is 50g, triethanolamine 50g；
The defoaming agent is silicone oil；
The polyisocyanates be pure MDI, liquefied mdi and PAPI, wherein pure MDI is 650g, liquefied mdi 350g, PAPI is 1000g.
Step 2: A described in step 1 material and B material is mixed with casting machine, mixture is poured into free hair It steeps in mold, generates rigid polyurethane foam after mixture reaction；The volume of rigid polyurethane foam is before reacting 7 times of mixture volume~9 times；
Step 3: the default intracorporal foam densities ρ of chamber0For 0.08g/cm3~0.12g/cm3, by casting M=V0ρ0； V0For cavity volume, about 8300cm3；836 ± 83g A material described in step 1 and B material are mixed with casting machine, with list 7 discharge port of casting machine head is connected by root casting hose 8 with mold for forming, presses casting switch, is 20g/s by poring rate Mixture is poured into molding die identical with inside cavity structure snd size by~40g/s, and gas punching, gas is extracted after rushing Hose removes head, seals up mold upper cover, and 5 °~20 ° of mold tilt, the rigid polyurethane foams generated after mixture reaction Material is full of mold for forming, blocks the gas vent of mold upper cover, cures 2h~4h, opens mold, takes out product, obtains No. 5 chambers The hard polyurethane foams product of body 5 and No. 6 cavity 6, such as Fig. 8, the rigid polyurethane foam generated after mixture reaction Volume be that hard polyurethane foams product is welded respectively into No. 5 cavitys 5 and 67 times~9 times of mixture volume before reacting Number cavity 6 is completed to provide density into No. 5 cavity 5 and No. 6 cavitys 6 of fresh fuel shipping container to be 0.08g/cm3~0.12g/ cm3Rigid polyurethane foam；It is 20g/s~40g/s by the poring rate that mixture is poured into mold for forming.
According to the method for table 1 to the hard polyurethane foams in the embodiment of the present invention 1,2,3,5,7,9,10,11,13 and 15 The performance of material is detected, and testing result is shown in Table 2.
The method of 1 performance detection of table and according to standard
The performance of 2 rigid polyurethane foam of table
The service life of the fresh fuel shipping container for being filled with hard polyurethane foams of the invention is 30 years, meets new combustion Expect the requirement of shipping container.
The above is only presently preferred embodiments of the present invention, not does any restrictions to the present invention, all according to invention skill Art any simple modification substantially to the above embodiments, change and equivalent structural changes, still fall within the technology of the present invention In the protection scope of scheme.

Claims (10)

1. a kind of preparation process of fresh fuel shipping container filling rigid polyurethane foam, which is characterized in that including following Step:
Step 1: by 100 parts of polyether polyol, 30 parts~80 parts of fire retardant, 0.4 part~3.4 parts of foaming agent, 1 part~ 10 parts of catalyst, 0.1 part~2 parts of defoaming agent are uniformly mixed, and are heated to 30 DEG C~40 DEG C, obtain A material；By 100 parts~200 The polyisocyanates of part is heated to 40 DEG C~50 DEG C, obtains B material；
Step 2: A described in step 1 material and B material is mixed with casting machine, mixture is poured into free foaming mould In tool, rigid polyurethane foam is generated after mixture reaction；
Step 3: presetting the intracorporal foam densities of each chamber is ρ0, unit g/cm3, according to formula M=V0ρ0Calculate each cavity Pour fluence M, wherein V0For the volume of cavity, unit cm3；
For ρ0For 0.29g/cm3~0.35g/cm3Or 0.14g/cm3~0.18g/cm3Cavity, will be in step 1 with casting machine A material and B material mixed, then mixture is poured into cavity, the hard polyurethane foams that generate after mixture reaction Material is full of cavity, cures 2h~12h；Work as ρ0For 0.29g/cm3~0.35g/cm3When, the poring rate of mixture is 0.5kg/ S~1.5kg/s；Work as ρ0For 0.14g/cm3~0.18g/cm3When, the poring rate of mixture is 0.5kg/s~5kg/s；
For ρ0For 0.08g/cm3~0.12g/cm3Cavity, with casting machine by step 1 A material and B material mix, so Mixture is poured into molding die identical with inside cavity structure snd size afterwards, the hard generated after mixture reaction is poly- Urethane foamed material is full of mold, demoulds after curing 2h~12h, and the rigid polyurethane foam after demoulding is then packed into chamber In vivo；The poring rate that mixture is poured into molding die is 10g/s~50g/s.
2. the preparation process of fresh fuel shipping container filling rigid polyurethane foam according to claim 1, special Sign is that polyether polyol described in step 1 is 100 parts, and fire retardant is 30 parts~60 parts, and foaming agent is 0.6 part~2.4 parts, Catalyst is 1 part~5 parts, and defoaming agent is 0.3 part~1 part；Polyisocyanates is 125 parts~190 parts.
3. the preparation process of fresh fuel shipping container filling rigid polyurethane foam according to claim 1, special Sign is that the volume of rigid polyurethane foam is 3 times~10 times of mixture volume before reacting in step 2.
4. fresh fuel shipping container described in any claim fills rigid polyurethane foam according to claim 1~3 Preparation process, which is characterized in that the polyether polyol is no chlorine flame-retardant polyether glycol, or poly- for no chlorine flame retardant type Ethoxylated polyhydric alcohol and without the non-flame resistant type polyether polyol of chlorine.
5. the preparation process of fresh fuel shipping container filling rigid polyurethane foam according to claim 4, special Sign is that the no chlorine flame-retardant polyether glycol is phosphor-containing flame-proof type polyether polyol；The non-flame resistant type polyethers of no chlorine is more First alcohol is using glycerol and aromatic diamines compound as the polyether polyol mixtures of initiator, and the no non-flame resistant type of chlorine is poly- The average functionality of ethoxylated polyhydric alcohol is greater than 3, and average hydroxyl value is 400mgKOH/g.
6. fresh fuel shipping container described in any claim fills rigid polyurethane foam according to claim 1~3 Preparation process, which is characterized in that the fire retardant be dimethyl methyl phosphonate, tricresyl phosphate, melamine hydrogen uric acid One or more of salt, basic magnesium carbonate, diboron trioxide, aluminium hydroxide, zinc borate and wollastonite；The catalyst is three Ethylene diamine, triethylamine, N, N- dimethyl benzylamine, triethanolamine and 1, in 3,5- tri- (dimethylamino-propyl) Hexahydrotriazines It is one or more of；The foaming agent is ultrapure water or distilled water；The defoaming agent is silicone oil.
7. fresh fuel shipping container described in any claim fills rigid polyurethane foam according to claim 1~3 Preparation process, which is characterized in that the polyisocyanates is one or more of pure MDI, liquefied mdi and PAPI.
8. the preparation process of fresh fuel shipping container filling rigid polyurethane foam according to claim 1, special Sign is, density p in step 30For 0.29g/cm3~0.35g/cm3When, the cavity of casting is located at the two of fresh fuel shipping container End；Density p in step 30For 0.14g/cm3~0.18g/cm3When, the cavity of casting is located in the upper casing of fresh fuel shipping container Or in lower casing；Density p in step 30For 0.08g/cm3~0.12g/cm3When, the rigid polyurethane foam after being packed into demoulding Cavity be located on the inside of the end socket of fresh fuel shipping container.
9. the preparation process of fresh fuel shipping container filling rigid polyurethane foam according to claim 1, special Sign is that content≤1mg/L of chloride can be precipitated in the content of Cl element < 1800ppm of rigid polyurethane foam.
10. the preparation process of fresh fuel shipping container filling rigid polyurethane foam according to claim 1, special Sign is that it is single hole casting or porous casting that mixture, which is poured into the mode in cavity, in step 3.
CN201910378527.0A 2019-05-08 2019-05-08 Preparation process of rigid polyurethane foam material for filling new fuel transport container Active CN110066376B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910378527.0A CN110066376B (en) 2019-05-08 2019-05-08 Preparation process of rigid polyurethane foam material for filling new fuel transport container

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910378527.0A CN110066376B (en) 2019-05-08 2019-05-08 Preparation process of rigid polyurethane foam material for filling new fuel transport container

Publications (2)

Publication Number Publication Date
CN110066376A true CN110066376A (en) 2019-07-30
CN110066376B CN110066376B (en) 2021-09-28

Family

ID=67370341

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910378527.0A Active CN110066376B (en) 2019-05-08 2019-05-08 Preparation process of rigid polyurethane foam material for filling new fuel transport container

Country Status (1)

Country Link
CN (1) CN110066376B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022106493A1 (en) * 2020-11-19 2022-05-27 Basf Se Flame-retardant polyurethane foam system
CN114789534A (en) * 2022-06-02 2022-07-26 陕西特种橡胶制品有限公司 Preparation method of foam functional material for dual-core nuclear fuel assembly transfer equipment
CN114891186A (en) * 2022-06-02 2022-08-12 陕西特种橡胶制品有限公司 Preparation method of foam functional material for uranium dioxide pellet powder transportation device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104628979A (en) * 2015-02-09 2015-05-20 万华化学（宁波）容威聚氨酯有限公司 B1-grade flame-retardant polyurethane rigid foam used for continuous line production as well as preparation method and usage thereof
CN104829812A (en) * 2015-05-06 2015-08-12 上海交通大学 Flame-retardant hard polyurethane thermal-insulation foam material and preparation method thereof
CN105669937A (en) * 2016-04-26 2016-06-15 滕钜海 Environment-friendly flame-retardant hard polyurethane foaming plastic
US20170073488A1 (en) * 2014-03-14 2017-03-16 Xiamen University Inherent flame retardant rigid polyurethane foam

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170073488A1 (en) * 2014-03-14 2017-03-16 Xiamen University Inherent flame retardant rigid polyurethane foam
CN104628979A (en) * 2015-02-09 2015-05-20 万华化学（宁波）容威聚氨酯有限公司 B1-grade flame-retardant polyurethane rigid foam used for continuous line production as well as preparation method and usage thereof
CN104829812A (en) * 2015-05-06 2015-08-12 上海交通大学 Flame-retardant hard polyurethane thermal-insulation foam material and preparation method thereof
CN105669937A (en) * 2016-04-26 2016-06-15 滕钜海 Environment-friendly flame-retardant hard polyurethane foaming plastic

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022106493A1 (en) * 2020-11-19 2022-05-27 Basf Se Flame-retardant polyurethane foam system
CN114789534A (en) * 2022-06-02 2022-07-26 陕西特种橡胶制品有限公司 Preparation method of foam functional material for dual-core nuclear fuel assembly transfer equipment
CN114891186A (en) * 2022-06-02 2022-08-12 陕西特种橡胶制品有限公司 Preparation method of foam functional material for uranium dioxide pellet powder transportation device
CN114891186B (en) * 2022-06-02 2024-02-02 陕西特种橡胶制品有限公司 Preparation method of foam functional material for uranium dioxide pellet powder transportation equipment

Also Published As

Publication number Publication date
CN110066376B (en) 2021-09-28

Similar Documents

Publication Publication Date Title
CN110066376A (en) The preparation process of fresh fuel shipping container filling rigid polyurethane foam
CN101544777B (en) Rigid urethane foam moulded foaming device and method for foaming using same
CN104017286B (en) Intumescent high fire-retardance is incubated polystyrene foam formed body and its manufacture method
US4765458A (en) Asbestos free hardened monolithic filler mass
CN110194828A (en) A kind of preparation method of phase transformation energy-absorbing polyurethane elastomer anti-explosion tank outer protective cover
EP0854025B1 (en) Process and apparatus for vacuum foaming of panels
AU725856B2 (en) Method for forming insulated products and building products formed in accordance herewith
CN103333457A (en) High-smoke suppression and high-oxygen index phenolic aldehyde fire-proof heat-preserving board and preparation method thereof
CN104876629A (en) Silicate fireproof thermal insulation material and preparation method thereof
JP3700499B2 (en) refrigerator
KR20210109602A (en) Insulating plate raw material composition, insulating plate and manufacturing process thereof
CN213166382U (en) Negative pressure type foam plastic mold cooling system
CN116278301A (en) Microporous polyurethane-polytetrafluoroethylene composite protective structure and forming method thereof
CN110066375A (en) Fresh fuel shipping container fills rigid polyurethane foam and preparation method
CN110330621A (en) A kind of polyurethane foamed material and its manufactured cold storage plate with high fire-retardance effect
CN113443852B (en) Nano thermal insulation material and preparation method and application thereof
CN208718470U (en) A kind of closed hot fermentation equipment and its novel heat-preserving energy-saving cylinder
CN104929497A (en) Double-open air-conditioner inspection door
CN103224382A (en) Fire door core board and preparation method thereof
CN108507155A (en) Electric heater
CN104669505A (en) Ultrathin vacuum insulation composite board and preparation method thereof
CN105602174A (en) Logistics packaging material
JPS54159473A (en) Manufacture of polyurethane foam by frothing
CN212860175U (en) Polyurethane foaming machine
CN209491890U (en) Prepare thermosetting composite polystyrene foam heat-insulating board particular manufacturing craft

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
GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: 710311 room 20401, floor 4, unit 2, building 11, Caotang science and technology enterprise accelerator zone 2, high tech Zone, Xi'an, Shaanxi Province

Patentee after: SHAANXI SPECIAL RUBBER PRODUCTS Co.,Ltd.

Patentee after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd.

Address before: 710311 room 20401, floor 4, unit 2, building 11, Caotang science and technology enterprise accelerator zone 2, high tech Zone, Xi'an, Shaanxi Province

Patentee before: SHAANXI SPECIAL RUBBER PRODUCTS Co.,Ltd.

Patentee before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd.