CN109679069A - A kind of high recovery sponge of imitative latex ultra-soft and its production technology - Google Patents
A kind of high recovery sponge of imitative latex ultra-soft and its production technology Download PDFInfo
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- CN109679069A CN109679069A CN201910023108.5A CN201910023108A CN109679069A CN 109679069 A CN109679069 A CN 109679069A CN 201910023108 A CN201910023108 A CN 201910023108A CN 109679069 A CN109679069 A CN 109679069A
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- 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
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- 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
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- 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
- C08J9/141—Hydrocarbons
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
- C08J9/143—Halogen containing compounds
- C08J9/144—Halogen containing compounds containing carbon, halogen and hydrogen only
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
- C08J9/143—Halogen containing compounds
- C08J9/144—Halogen containing compounds containing carbon, halogen and hydrogen only
- C08J9/145—Halogen containing compounds containing carbon, halogen and hydrogen only only chlorine as halogen atoms
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- 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
- C08K3/02—Elements
- C08K3/04—Carbon
- C08K3/042—Graphene or derivatives, e.g. graphene oxides
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- 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
- C08G2101/00—Manufacture of cellular products
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
- C08J2203/142—Halogenated saturated hydrocarbons, e.g. H3C-CF3
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
- C08J2375/08—Polyurethanes from polyethers
Abstract
A kind of high recovery sponge of imitative latex ultra-soft provided by the invention and its production technology, the raw material for preparing of the imitative high recovery sponge of latex ultra-soft includes 90-110 parts of polyether polyol, 1.5-3.0 parts of foam stabilizers, 0.5-2.0 parts of catalyst, 10-30 parts of foaming agents, 15-50 parts of functional fillers, 3--5 parts of water and 40-60 parts of isocyanates；The isocyanates is polyether-modified methyl diphenylene diisocyanate, by the way that first by 20-50 parts pure 4,4 '-methyl diphenylene diisocyanates react to obtain performed polymer with 5-20 parts of polyether polyol；It is reacted and is made with 20-50 parts of poly methylene poly phenyl poly isocyanates by performed polymer again；Sponge of the invention is using the production method of perfusion assembly line, and with bottler placer and the various molded sponges of mold batch production, not only soft comfortable, elastic force is full, and its production technology has the characteristics that discharging is fast, high-efficient, is easy to produce in enormous quantities.
Description
Technical field
The present invention relates to sponge technical field, in particular to the high recovery sponge of a kind of imitative latex ultra-soft and its production technology.
Background technique
In daily life, sponge is ubiquitous, arrives mattress, sofa greatly, small to underwear sponge, earphone sponge and various
Packaging material, wherein dosage is maximum when number family property sponge.Current family property sponge is substantially the continuous hair of flow line production
The conventional polyurethanes sponge of bubble, some expensive goods can use the high recovery sponge of high-bearing capacity, although these polyurethane sponges
Have the characteristics that elastic adjustable extent is wide, but also has density greatly simultaneously and defect with high hardness.Popular recently uses genuine milk
Mattress, the pillow first-class product of glue manufacture not only have high resilience compared with polyurethane sponge class product, but also have super soft
The characteristics of, therefore the deep favor by people, but the sponge products density of natural emulsion manufacture is big, materials are more, cause its is at high cost,
Price, and be easy aging, the easy moisture absorption, using 1 year or after solarization, surface can aging in powdered, mutability fragmentates,
To cannot normally be used for a long time.Therefore, the sea with middle low-density, super-low-hardness and high resilience while development of new
Silk floss becomes current development trend, wide market.
Summary of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the invention proposes a kind of high recovery sponge of imitative latex ultra-soft and its lifes
Production. art, not only soft comfortable, elastic force is full, and produces sponge products using the method for perfusion assembly line, discharging is fast,
It is high-efficient, it is easy to produce in enormous quantities.
To achieve the goals above, the technical scheme adopted by the invention is that:
A kind of imitative high recovery sponge of latex ultra-soft, the raw material including following weight proportion:
90-110 parts of polyether polyol, 1.5-3.0 parts of foam stabilizer, 0.5-2.0 parts of catalyst, 10-30 parts of foaming agent, function
15-50 parts of filler, 3-5 parts of water, 40-60 parts of isocyanates of property；
The isocyanates is polyether-modified methyl diphenylene diisocyanate, and the polyether-modified diphenyl methane two is different
Cyanate the preparation method comprises the following steps:
First by 20-50 parts pure 4,4 '-methyl diphenylene diisocyanates are melted, and 5- then is added under the conditions of 80 DEG C
20 parts of polyether polyol, reaction obtain the performed polymer that isocyanate group content is 10%-25%；Finally by the performed polymer and 20-
It is poly- to get arriving that 50 parts of poly methylene poly phenyl poly isocyanates are mixed and made into the mixture that isocyanate group content is 25-30%
Ether modified diphenylmethane diisocyanate.
Preferably, the pure and mild molecular weight of polyether polyols that 90-110 parts of the polyether polyol is 6000 by molecular weight is
4000 polyether polyol is that the proportion of 9:1 mixes by weight.
Preferably, the molecular weight of 5-20 parts of the polyether polyol is 4000-8000.
Preferably, the foam stabilizer is silicone oil.
Preferably, the catalyst is that triethylene diamine solution and dimethylethanolaminesolution solution are mixed by the weight proportion of 2:1
It closes.
Preferably, the foaming agent is any one in methylene chloride, a fluorine dichloroethanes and pentamethylene.
Preferably, the functional filler be F R Oil, fire prevention powder, in negative ion powder and graphene any one or it is more
The combination of kind.
Preferably, a kind of production technology of the imitative high recovery sponge of latex ultra-soft, comprising the following steps:
S1, first polyether polyol, foam stabilizer, catalyst, foaming agent, functional filler and water mixed according to said ratio
A material uniformly is obtained, then A material is placed in the A storage tank of high-pressure bottler placer, is recycled under the conditions of 22-25 DEG C of temperature
Stirring is kept it under temperature constant state；
B material isocyanide is prepared according to the preparation method of above-mentioned polyether-modified methyl diphenylene diisocyanate in S2, elder generation
Then B material is placed in the B storage tank of high-pressure bottler placer by acid esters according to said ratio, follow under the conditions of 22-25 DEG C of temperature
Ring stirring is kept it under temperature constant state；
S3, the material in A storage tank and B storage tank is respectively delivered in the mixer of high-pressure bottler placer, and passes through meter
Then the flow of the accurate control A material and B material of amount pump carries out high-speed stirred to A, B material in a mixer and is uniformly mixed；
S4, the mixture of A, B material is injected in mold by the weight of setting, is formed under the conditions of 45-55 DEG C of temperature
5-10min, then opening mold can be obtained the high recovery sponge product of imitative latex ultra-soft.
It is furthermore preferred that the flow of A material is 100-200g/s in the S3 step, the flow of B material is 40-100g/s.
It is furthermore preferred that needing first to smear wax release agent on the inner wall of mold before the S4 step.
Compared with prior art, the beneficial effects of the present invention are:
(1) present invention is modified isocyanate material, i.e., first that methyl diphenylene diisocyanate and polyethers is more
First alcohol reacts to obtain isocyanate group content for the performed polymer of 10%-25% and then again by performed polymer and polymethylene polyphenyl
Polyether-modified methyl diphenylene diisocyanate is made in polyisocyanates reaction.Mainly utilize the hydroxyl (OH of polyether polyol
Base) and the isocyanate group (NCO yl) of isocyanates between chemical reaction, make isocyanates be connected to polyether polyol point
In subchain, molecular weight is ultimately formed in the polyisocyanates of 1000-5000, the long chain of polyether polyol is connected to isocyanic acid
The functionality that isocyanates can be increased on ester group, improves the viscosity of isocyanates, improves the crystal property of isocyanates, makes it
Continue to keep liquid form at normal temperature, be easy to use；
(2) the imitative high recovery sponge of latex ultra-soft of the invention, using tool, there are three the polyether polyol of functionality (hydroxyl)
Long-chain molecule and polyether-modified isocyanates reach by combination reaction generation polyurethane high molecule material and further extend molecule
The purpose of chain, since there are three the polyether polyol of functionality can form space network between macromolecular chain for tool,
The resilience of polyurethane high molecule material superelevation is imparted, while again due to the molecule between the Mesh nodes of space network
Chain is longer, and the polyurethane high molecule material generated is made to have the characteristic of ultra-soft, finally makes the polyurethane high molecule sponge obtained
Not only there is superelevation resilience, but also the characteristic with soft comfortable；
(3) the imitative high recovery sponge of latex ultra-soft of the invention, density is low, about lower by 50% than the density of latex foam, than one
As high recovery sponge the low 10-20% of density, surface A SKER hardness be 5-10, falling-rebounding ball rate be 60-65%, not only use
Material is few, and product weight is light, and cost is lower；And it is soft comfortable, elastic force is full；
(4) the high recovery sponge of imitative latex ultra-soft of the invention can use bottler placer using the production method of perfusion assembly line
With the various molded sponges of mold batch production, such as pillow, back cushion, toy, have the advantages that discharging is fast, high-efficient,
It is easy to produce in enormous quantities, substantially increases the efficiency of production；
(5) addition of different functionalities filler, the function for improving the imitative high recovery sponge of latex ultra-soft of the invention have
There is important role, for example the addition of F R Oil or powder of preventing fires makes it have fireproof function；The addition of negative ion powder makes its tool
The function of having anion to occur purifies air；The function for the far infrared radiation that the addition of graphene makes it have, can adsorb air
In pernicious gas etc..
Specific embodiment
Specific embodiments of the present invention will be further explained below.It should be noted that for these implementations
The explanation of mode is used to help understand the present invention, but and does not constitute a limitation of the invention.In addition, invention described below
Technical characteristic involved in each embodiment can be combined with each other as long as they do not conflict with each other.
Embodiment 1
A kind of imitative high recovery sponge of latex ultra-soft, the raw material including following weight proportion:
90 kilograms of polyether polyol, 1.5 kilograms of silicone oil foam stabilizer, catalyst (triethylene diamine solution and dimethyl ethanol
Amine aqueous solution is mixed by the weight proportion of 2:1) 0.5 kilogram, 10-30 kilograms of methylene chloride foaming agent, 15 kilograms of F R Oil,
3 kilograms of water, 40 kilograms of isocyanates；Above-mentioned polyether polyol is by the pure and mild molecular weight of polyether polyols that molecular weight is 6000
4000 polyether polyol is that the proportion of 9:1 mixes by weight；Above-mentioned isocyanates is polyether-modified diphenylmethyl
Alkane diisocyanate；
The production technology of this kind of imitative high recovery sponge of latex ultra-soft, comprising the following steps:
S1, first above-mentioned polyether polyol, foam stabilizer, catalyst, foaming agent, functional filler and water mixed according to the ratio
It is even to obtain A material, then A material is placed in the A storage tank of high-pressure bottler placer, circulation stirring makes under the conditions of 22 DEG C of temperature
It is maintained under temperature constant state；
B material isocyanates is prepared according to the preparation method of polyether-modified methyl diphenylene diisocyanate in S2, elder generation,
Then B material is placed in the B storage tank of high-pressure bottler placer according to the proportion in S1 step, is recycled under the conditions of 22 DEG C of temperature
Stirring is kept it under temperature constant state；Above-mentioned polyether-modified methyl diphenylene diisocyanate the preparation method comprises the following steps: first will
20 kilograms pure 4,4 '-methyl diphenylene diisocyanates carry out thawing processing in 80 DEG C of insulating box, then in 80 DEG C of perseverance
React it with the polyether polyol of 5 kilogram molecular weights 4000, obtaining isocyanate group (NCO) content is
10% performed polymer；The performed polymer and 20 kilograms of poly methylene poly phenyl poly isocyanates are finally mixed and made into isocyanate group
(NCO) content be 25% mixture to get arrive polyether-modified methyl diphenylene diisocyanate；
S3, the material in A storage tank and B storage tank is respectively delivered in the mixer of high-pressure bottler placer, and passes through meter
The flow of the accurate control A material and B material of amount pump, wherein the flow of A material is 100g/s, and the flow of B material is 40g/s, so
High-speed stirred to A, B material is carried out in a mixer afterwards to be uniformly mixed；
S4, wax release agent is first smeared on the inner wall of pillow mold, then by the mixture of A, B material by the weight of setting
In amount injection pillow mold, be formed 10min under the conditions of 45 DEG C of temperature, and then opening mold can be obtained imitative latex ultra-soft height
Recovery sponge pillow.
The high recovery sponge pillow of latex ultra-soft is imitated made from above-mentioned raw materials and production technology, density is 45 kilograms/cubic metre, than
The density (85-90 kilograms/cubic metre) about low 50% of latex foam, than general high recovery sponge density (50-52 kilograms/
Cubic meter) low 10-20%, product weight is light, and cost is lower；Surface A SKER hardness is 10, and falling-rebounding ball rate is 60%, soft
Effect is obvious, sponge full open aperture, elasticity foot, comfortable feel；Simultaneously because production of the embodiment of the present invention using perfusion assembly line
Method has the advantages that discharging is fast, high-efficient, has saved the production time of half, produce compared with the production of conventional sponges pillow
It is more efficient；In addition, the addition of F R Oil also makes it have fireproof function.
Embodiment 2
A kind of imitative high recovery sponge of latex ultra-soft, the raw material including following weight proportion:
100 kilograms of polyether polyol, 2.0 kilograms of silicone oil foam stabilizer, catalyst (triethylene diamine solution and dimethyl ethanol
Amine aqueous solution is mixed by the weight proportion of 2:1) 1.2 kilograms, 20 kilograms of methylene chloride foaming agent, 35 kilograms of F R Oil, water 4 is public
Jin, 50 kilograms of isocyanates；Above-mentioned polyether polyol is 4000 by the pure and mild molecular weight of polyether polyols that molecular weight is 6000
Polyether polyol is that the proportion of 9:1 mixes by weight；Above-mentioned isocyanates is that polyether-modified diphenyl methane two is different
Cyanate；
The production technology of this kind of imitative high recovery sponge of latex ultra-soft, comprising the following steps:
S1, first above-mentioned polyether polyol, foam stabilizer, catalyst, foaming agent, functional filler and water mixed according to the ratio
It is even to obtain A material, then A material is placed in the A storage tank of high-pressure bottler placer, circulation stirring under the conditions of 23.5 DEG C of temperature
It keeps it under temperature constant state；
B material isocyanates is prepared according to the preparation method of polyether-modified methyl diphenylene diisocyanate in S2, elder generation,
Then B material is placed in the B storage tank of high-pressure bottler placer according to the proportion in S1 step, is followed under the conditions of 23.5 DEG C of temperature
Ring stirring is kept it under temperature constant state；Above-mentioned polyether-modified methyl diphenylene diisocyanate the preparation method comprises the following steps: first
By 35 kilograms pure 4,4 '-methyl diphenylene diisocyanates carry out thawing processing in 80 DEG C of insulating box, then at 80 DEG C
It reacts it with the polyether polyol of 12 kilogram molecular weights 4000, obtains isocyanate group (NCO) content
For 17% performed polymer；The performed polymer and 35 kilograms of poly methylene poly phenyl poly isocyanates are finally mixed and made into isocyanates
Base (NCO) content be 28% mixture to get arrive polyether-modified methyl diphenylene diisocyanate；
S3, the material in A storage tank and B storage tank is respectively delivered in the mixer of high-pressure bottler placer, and passes through meter
The flow of the accurate control A material and B material of amount pump, wherein the flow of A material is 150g/s, and the flow of B material is 70g/s, so
High-speed stirred to A, B material is carried out in a mixer afterwards to be uniformly mixed；
S4, wax release agent is first smeared on the inner wall of pillow mold, then by the mixture of A, B material by the weight of setting
In amount injection pillow mold, be formed 8min under the conditions of 50 DEG C of temperature, and then opening mold can be obtained imitative latex ultra-soft height
Recovery sponge pillow.
The high recovery sponge pillow of latex ultra-soft is imitated made from above-mentioned raw materials and production technology, density is 43 kilograms/cubic metre, than
The density (85-90 kilograms/cubic metre) about low 50% of latex foam, than general high recovery sponge density (50-52 kilograms/
Cubic meter) low 10-20%, product weight is light, and cost is lower；Surface A SKER hardness is 5, and falling-rebounding ball rate is 65%, softness effect
Fruit is obvious, sponge full open aperture, elasticity foot, comfortable feel；Simultaneously because producer of the embodiment of the present invention using perfusion assembly line
Method has the advantages that discharging is fast, high-efficient, has saved the production time of half, production is imitated compared with the production of conventional sponges pillow
Rate is higher；In addition, the addition of F R Oil also makes it have fireproof function.
Embodiment 3
A kind of imitative high recovery sponge of latex ultra-soft, the raw material including following weight proportion:
110 kilograms of polyether polyol, 3.0 kilograms of silicone oil foam stabilizer, catalyst (triethylene diamine solution and dimethyl ethanol
Amine aqueous solution is mixed by the weight proportion of 2:1) 2.0 kilograms, it 30 kilograms of methylene chloride foaming agent, prevents fires 50 kilograms of powder, water 5 is public
Jin, 60 kilograms of isocyanates；Above-mentioned polyether polyol is 4000 by the pure and mild molecular weight of polyether polyols that molecular weight is 6000
Polyether polyol is that the proportion of 9:1 mixes by weight；Above-mentioned isocyanates is that polyether-modified diphenyl methane two is different
Cyanate；
The production technology of this kind of imitative high recovery sponge of latex ultra-soft, comprising the following steps:
S1, first above-mentioned polyether polyol, foam stabilizer, catalyst, foaming agent, functional filler and water mixed according to the ratio
It is even to obtain A material, then A material is placed in the A storage tank of high-pressure bottler placer, circulation stirring makes under the conditions of 25 DEG C of temperature
It is maintained under temperature constant state；
B material isocyanates is prepared according to the preparation method of polyether-modified methyl diphenylene diisocyanate in S2, elder generation,
Then B material is placed in the B storage tank of high-pressure bottler placer according to the proportion in S1 step, is recycled under the conditions of 25 DEG C of temperature
Stirring is kept it under temperature constant state；Above-mentioned polyether-modified methyl diphenylene diisocyanate the preparation method comprises the following steps: first will
50 kilograms pure 4,4 '-methyl diphenylene diisocyanates carry out thawing processing in 80 DEG C of insulating box, then in 80 DEG C of perseverance
React it with the polyether polyol of 20 kilogram molecular weights 4000, obtaining isocyanate group (NCO) content is
25% performed polymer；The performed polymer and 50 kilograms of poly methylene poly phenyl poly isocyanates are finally mixed and made into isocyanate group
(NCO) content be 30% mixture to get arrive polyether-modified methyl diphenylene diisocyanate；
S3, the material in A storage tank and B storage tank is respectively delivered in the mixer of high-pressure bottler placer, and passes through meter
The flow of the accurate control A material and B material of amount pump, wherein the flow of A material is 200g/s, and the flow of B material is 100g/s, so
High-speed stirred to A, B material is carried out in a mixer afterwards to be uniformly mixed；
S4, wax release agent is first smeared on the inner wall of pillow mold, then by the mixture of A, B material by the weight of setting
In amount injection pillow mold, be formed 6min under the conditions of 55 DEG C of temperature, and then opening mold can be obtained imitative latex ultra-soft height
Recovery sponge pillow.
The high recovery sponge pillow of latex ultra-soft is imitated made from above-mentioned raw materials and production technology, density is 43.5 kilograms/cubic metre,
It is about lower by 50% than the density of latex foam (85-90 kilograms/cubic metre), than density (the 50-52 public affairs of general high recovery sponge
Jin/cubic meter) low 10-20%, product weight is light, and cost is lower；Surface A SKER hardness is 7, and falling-rebounding ball rate is 62.5%,
Soft effect is obvious, sponge full open aperture, elasticity foot, comfortable feel；Simultaneously because the embodiment of the present invention is using perfusion assembly line
Production method has the advantages that discharging is fast, high-efficient, has saved the production time of half compared with the production of conventional sponges pillow,
Production efficiency is higher；In addition, the addition of fire prevention powder also makes it have fireproof function.
Embodiment 4
A kind of imitative high recovery sponge of latex ultra-soft, the raw material including following weight proportion:
90 kilograms of polyether polyol, 1.5 kilograms of silicone oil foam stabilizer, catalyst (triethylene diamine solution and dimethyl ethanol
Amine aqueous solution is mixed by the weight proportion of 2:1) 0.5 kilogram, 10-30 kilograms of foaming agent of a fluorine dichloroethanes, negative ion powder 15
Kilogram, 3 kilograms of water, 40 kilograms of isocyanates；The pure and mild molecule of polyether polyols that above-mentioned polyether polyol is 6000 by molecular weight
The polyether polyol that amount is 4000 is that the proportion of 9:1 mixes by weight；Above-mentioned isocyanates is polyether-modified hexichol
Dicyclohexylmethane diisocyanate；
The production technology of this kind of imitative high recovery sponge of latex ultra-soft, comprising the following steps:
S1, first above-mentioned polyether polyol, foam stabilizer, catalyst, foaming agent, functional filler and water mixed according to the ratio
It is even to obtain A material, then A material is placed in the A storage tank of high-pressure bottler placer, circulation stirring makes under the conditions of 22 DEG C of temperature
It is maintained under temperature constant state；
B material isocyanates is prepared according to the preparation method of polyether-modified methyl diphenylene diisocyanate in S2, elder generation,
Then B material is placed in the B storage tank of high-pressure bottler placer according to the proportion in S1 step, is recycled under the conditions of 22 DEG C of temperature
Stirring is kept it under temperature constant state；Above-mentioned polyether-modified methyl diphenylene diisocyanate the preparation method comprises the following steps: first will
20 kilograms pure 4,4 '-methyl diphenylene diisocyanates carry out thawing processing in 80 DEG C of insulating box, then in 80 DEG C of perseverance
React it with the polyether polyol of 5 kilogram molecular weights 6000, obtaining isocyanate group (NCO) content is
10% performed polymer；The performed polymer and 20 kilograms of poly methylene poly phenyl poly isocyanates are finally mixed and made into isocyanate group
(NCO) content be 25% mixture to get arrive polyether-modified methyl diphenylene diisocyanate；
S3, the material in A storage tank and B storage tank is respectively delivered in the mixer of high-pressure bottler placer, and passes through meter
The flow of the accurate control A material and B material of amount pump, wherein the flow of A material is 100g/s, and the flow of B material is 40g/s, so
High-speed stirred to A, B material is carried out in a mixer afterwards to be uniformly mixed；
S4, wax release agent is first smeared on the inner wall of back cushion mold, then by the mixture of A, B material by the weight of setting
In amount injection back cushion mold, be formed 10min under the conditions of 45 DEG C of temperature, and then opening mold can be obtained imitative latex ultra-soft height
Recovery sponge back cushion.
The high recovery sponge back cushion of latex ultra-soft is imitated made from above-mentioned raw materials and production technology, density is 44.8 kilograms/cube
Rice, it is about lower by 50% than the density of latex foam (85-90 kilograms/cubic metre), than the density (50-52 of general high recovery sponge
Kilogram/cubic metre) low 10-20%, product weight is light, and cost is lower；Surface A SKER hardness is 9.3, and falling-rebounding ball rate is
61.7%, soft effect is obvious, sponge full open aperture, elasticity foot, comfortable feel；Simultaneously because the embodiment of the present invention is using perfusion stream
The production method of waterline has the advantages that discharging is fast, high-efficient, has saved half compared with the production of conventional sponges back cushion
Production time, production efficiency are higher；In addition, the addition of negative ion powder also makes it have the function of anion generation, air is purified；
More healthiness.
Embodiment 5
A kind of imitative high recovery sponge of latex ultra-soft, the raw material including following weight proportion:
100 kilograms of polyether polyol, 2.0 kilograms of silicone oil foam stabilizer, catalyst (triethylene diamine solution and dimethyl ethanol
Amine aqueous solution is mixed by the weight proportion of 2:1) 1.2 kilograms, 20 kilograms of a fluorine dichloroethanes foaming agent, negative ion powder 35 is public
Jin, 4 kilograms of water, 50 kilograms of isocyanates；The pure and mild molecular weight of polyether polyols that above-mentioned polyether polyol is 6000 by molecular weight
Polyether polyol for 4000 is that the proportion of 9:1 mixes by weight；Above-mentioned isocyanates is polyether-modified diphenyl
Methane diisocyanate；
The production technology of this kind of imitative high recovery sponge of latex ultra-soft, comprising the following steps:
S1, first above-mentioned polyether polyol, foam stabilizer, catalyst, foaming agent, functional filler and water mixed according to the ratio
It is even to obtain A material, then A material is placed in the A storage tank of high-pressure bottler placer, circulation stirring under the conditions of 23.5 DEG C of temperature
It keeps it under temperature constant state；
B material isocyanates is prepared according to the preparation method of polyether-modified methyl diphenylene diisocyanate in S2, elder generation,
Then B material is placed in the B storage tank of high-pressure bottler placer according to the proportion in S1 step, is followed under the conditions of 23.5 DEG C of temperature
Ring stirring is kept it under temperature constant state；Above-mentioned polyether-modified methyl diphenylene diisocyanate the preparation method comprises the following steps: first
By 35 kilograms pure 4,4 '-methyl diphenylene diisocyanates carry out thawing processing in 80 DEG C of insulating box, then at 80 DEG C
It reacts it with the polyether polyol of 12 kilogram molecular weights 6000, obtains isocyanate group (NCO) content
For 17% performed polymer；The performed polymer and 35 kilograms of poly methylene poly phenyl poly isocyanates are finally mixed and made into isocyanates
Base (NCO) content be 28% mixture to get arrive polyether-modified methyl diphenylene diisocyanate；
S3, the material in A storage tank and B storage tank is respectively delivered in the mixer of high-pressure bottler placer, and passes through meter
The flow of the accurate control A material and B material of amount pump, wherein the flow of A material is 150g/s, and the flow of B material is 70g/s, so
High-speed stirred to A, B material is carried out in a mixer afterwards to be uniformly mixed；
S4, wax release agent is first smeared on the inner wall of back cushion mold, then by the mixture of A, B material by the weight of setting
In amount injection back cushion mold, be formed 8min under the conditions of 50 DEG C of temperature, and then opening mold can be obtained imitative latex ultra-soft height
Recovery sponge back cushion.
The high recovery sponge back cushion of latex ultra-soft is imitated made from above-mentioned raw materials and production technology, density is 42.1 kilograms/cube
Rice, it is about lower by 50% than the density of latex foam (85-90 kilograms/cubic metre), than the density (50-52 of general high recovery sponge
Kilogram/cubic metre) low 10-20%, product weight is light, and cost is lower；Surface A SKER hardness is 6.5, and falling-rebounding ball rate is
64.3%, soft effect is obvious, sponge full open aperture, elasticity foot, comfortable feel；Simultaneously because the embodiment of the present invention is using perfusion stream
The production method of waterline has the advantages that discharging is fast, high-efficient, has saved half compared with the production of conventional sponges back cushion
Production time, production efficiency are higher；In addition, the addition of negative ion powder also makes it have the function of anion generation, air is purified；
More healthiness.
Embodiment 6
A kind of imitative high recovery sponge of latex ultra-soft, the raw material including following weight proportion:
110 kilograms of polyether polyol, 3.0 kilograms of silicone oil foam stabilizer, catalyst (triethylene diamine solution and dimethyl ethanol
Amine aqueous solution is mixed by the weight proportion of 2:1) 2.0 kilograms, 30 kilograms of a fluorine dichloroethanes foaming agent, negative ion powder 50 is public
Jin, 5 kilograms of water, 60 kilograms of isocyanates；The pure and mild molecular weight of polyether polyols that above-mentioned polyether polyol is 6000 by molecular weight
Polyether polyol for 4000 is that the proportion of 9:1 mixes by weight；Above-mentioned isocyanates is polyether-modified diphenyl
Methane diisocyanate；
The production technology of this kind of imitative high recovery sponge of latex ultra-soft, comprising the following steps:
S1, first above-mentioned polyether polyol, foam stabilizer, catalyst, foaming agent, functional filler and water mixed according to the ratio
It is even to obtain A material, then A material is placed in the A storage tank of high-pressure bottler placer, circulation stirring makes under the conditions of 25 DEG C of temperature
It is maintained under temperature constant state；
B material isocyanates is prepared according to the preparation method of polyether-modified methyl diphenylene diisocyanate in S2, elder generation,
Then B material is placed in the B storage tank of high-pressure bottler placer according to the proportion in S1 step, is recycled under the conditions of 25 DEG C of temperature
Stirring is kept it under temperature constant state；Above-mentioned polyether-modified methyl diphenylene diisocyanate the preparation method comprises the following steps: first will
50 kilograms pure 4,4 '-methyl diphenylene diisocyanates carry out thawing processing in 80 DEG C of insulating box, then in 80 DEG C of perseverance
React it with the polyether polyol of 20 kilogram molecular weights 6000, obtaining isocyanate group (NCO) content is
25% performed polymer；The performed polymer and 50 kilograms of poly methylene poly phenyl poly isocyanates are finally mixed and made into isocyanate group
(NCO) content be 30% mixture to get arrive polyether-modified methyl diphenylene diisocyanate；
S3, the material in A storage tank and B storage tank is respectively delivered in the mixer of high-pressure bottler placer, and passes through meter
The flow of the accurate control A material and B material of amount pump, wherein the flow of A material is 200g/s, and the flow of B material is 100g/s, so
High-speed stirred to A, B material is carried out in a mixer afterwards to be uniformly mixed；
S4, wax release agent is first smeared on the inner wall of back cushion mold, then by the mixture of A, B material by the weight of setting
In amount injection back cushion mold, be formed 6min under the conditions of 55 DEG C of temperature, and then opening mold can be obtained imitative latex ultra-soft height
Recovery sponge back cushion.
The high recovery sponge back cushion of latex ultra-soft is imitated made from above-mentioned raw materials and production technology, density is 44 kilograms/cubic metre,
It is about lower by 50% than the density of latex foam (85-90 kilograms/cubic metre), than density (the 50-52 public affairs of general high recovery sponge
Jin/cubic meter) low 10-20%, product weight is light, and cost is lower；Surface A SKER hardness is 8.2, and falling-rebounding ball rate is
63.2%, soft effect is obvious, sponge full open aperture, elasticity foot, comfortable feel；Simultaneously because the embodiment of the present invention is using perfusion stream
The production method of waterline has the advantages that discharging is fast, high-efficient, has saved half compared with the production of conventional sponges back cushion
Production time, production efficiency are higher；In addition, the addition of negative ion powder also makes it have the function of anion generation, air is purified；
More healthiness.
Embodiment 7
A kind of imitative high recovery sponge of latex ultra-soft, the raw material including following weight proportion:
90 kilograms of polyether polyol, 1.5 kilograms of silicone oil foam stabilizer, catalyst (triethylene diamine solution and dimethyl ethanol
Amine aqueous solution is mixed by the weight proportion of 2:1) 0.5 kilogram, 10-30 kilograms of pentamethylene foaming agent, 15 kilograms of graphene, water 3
Kilogram, 40 kilograms of isocyanates；Above-mentioned polyether polyol is 4000 by the pure and mild molecular weight of polyether polyols that molecular weight is 6000
Polyether polyol be by weight that the proportion of 9:1 mixes；Above-mentioned isocyanates is polyether-modified diphenyl methane two
Isocyanates；
The production technology of this kind of imitative high recovery sponge of latex ultra-soft, comprising the following steps:
S1, first above-mentioned polyether polyol, foam stabilizer, catalyst, foaming agent, functional filler and water mixed according to the ratio
It is even to obtain A material, then A material is placed in the A storage tank of high-pressure bottler placer, circulation stirring makes under the conditions of 22 DEG C of temperature
It is maintained under temperature constant state；
B material isocyanates is prepared according to the preparation method of polyether-modified methyl diphenylene diisocyanate in S2, elder generation,
Then B material is placed in the B storage tank of high-pressure bottler placer according to the proportion in S1 step, is recycled under the conditions of 22 DEG C of temperature
Stirring is kept it under temperature constant state；Above-mentioned polyether-modified methyl diphenylene diisocyanate the preparation method comprises the following steps: first will
20 kilograms pure 4,4 '-methyl diphenylene diisocyanates carry out thawing processing in 80 DEG C of insulating box, then in 80 DEG C of perseverance
React it with the polyether polyol of 5 kilogram molecular weights 8000, obtaining isocyanate group (NCO) content is
10% performed polymer；The performed polymer and 20 kilograms of poly methylene poly phenyl poly isocyanates are finally mixed and made into isocyanate group
(NCO) content be 25% mixture to get arrive polyether-modified methyl diphenylene diisocyanate；
S3, the material in A storage tank and B storage tank is respectively delivered in the mixer of high-pressure bottler placer, and passes through meter
The flow of the accurate control A material and B material of amount pump, wherein the flow of A material is 100g/s, and the flow of B material is 40g/s, so
High-speed stirred to A, B material is carried out in a mixer afterwards to be uniformly mixed；
S4, wax release agent is first smeared on the inner wall of toy mould, then by the mixture of A, B material by the weight of setting
In amount injection toy mould, be formed 10min under the conditions of 45 DEG C of temperature, and then opening mold can be obtained imitative latex ultra-soft height
Recovery sponge toy.
The high recovery sponge toy of latex ultra-soft is imitated made from above-mentioned raw materials and production technology, density is 43.9 kilograms/cube
Rice, it is about lower by 50% than the density of latex foam (85-90 kilograms/cubic metre), than the density (50-52 of general high recovery sponge
Kilogram/cubic metre) low 10-20%, product weight is light, and cost is lower；Surface A SKER hardness is 8.7, and falling-rebounding ball rate is
60.7%, soft effect is obvious, sponge full open aperture, elasticity foot, comfortable feel；Simultaneously because the embodiment of the present invention is using perfusion stream
The production method of waterline has the advantages that discharging is fast, high-efficient, has saved half compared with the production of conventional sponges toy
Production time, production efficiency are higher；In addition, the function for the far infrared radiation that the addition of graphene also makes it have, can adsorb sky
Pernicious gas in gas, more healthiness.
Embodiment 8
A kind of imitative high recovery sponge of latex ultra-soft, the raw material including following weight proportion:
100 kilograms of polyether polyol, 2.0 kilograms of silicone oil foam stabilizer, catalyst (triethylene diamine solution and dimethyl ethanol
Amine aqueous solution is mixed by the weight proportion of 2:1) 1.2 kilograms, 20 kilograms of pentamethylene foaming agent, 35 kilograms of graphene, water 4 is public
Jin, 50 kilograms of isocyanates；Above-mentioned polyether polyol is 4000 by the pure and mild molecular weight of polyether polyols that molecular weight is 6000
Polyether polyol is that the proportion of 9:1 mixes by weight；Above-mentioned isocyanates is that polyether-modified diphenyl methane two is different
Cyanate；
The production technology of this kind of imitative high recovery sponge of latex ultra-soft, comprising the following steps:
S1, first above-mentioned polyether polyol, foam stabilizer, catalyst, foaming agent, functional filler and water mixed according to the ratio
It is even to obtain A material, then A material is placed in the A storage tank of high-pressure bottler placer, circulation stirring under the conditions of 23.5 DEG C of temperature
It keeps it under temperature constant state；
B material isocyanates is prepared according to the preparation method of polyether-modified methyl diphenylene diisocyanate in S2, elder generation,
Then B material is placed in the B storage tank of high-pressure bottler placer according to the proportion in S1 step, is followed under the conditions of 23.5 DEG C of temperature
Ring stirring is kept it under temperature constant state；Above-mentioned polyether-modified methyl diphenylene diisocyanate the preparation method comprises the following steps: first
By 35 kilograms pure 4,4 '-methyl diphenylene diisocyanates carry out thawing processing in 80 DEG C of insulating box, then at 80 DEG C
It reacts it with the polyether polyol of 12 kilogram molecular weights 8000, obtains isocyanate group (NCO) content
For 17% performed polymer；The performed polymer and 35 kilograms of poly methylene poly phenyl poly isocyanates are finally mixed and made into isocyanates
Base (NCO) content be 28% mixture to get arrive polyether-modified methyl diphenylene diisocyanate；
S3, the material in A storage tank and B storage tank is respectively delivered in the mixer of high-pressure bottler placer, and passes through meter
The flow of the accurate control A material and B material of amount pump, wherein the flow of A material is 150g/s, and the flow of B material is 70g/s, so
High-speed stirred to A, B material is carried out in a mixer afterwards to be uniformly mixed；
S4, wax release agent is first smeared on the inner wall of toy mould, then by the mixture of A, B material by the weight of setting
In amount injection toy mould, be formed 8min under the conditions of 50 DEG C of temperature, and then opening mold can be obtained imitative latex ultra-soft height
Recovery sponge toy.
The high recovery sponge toy of latex ultra-soft is imitated made from above-mentioned raw materials and production technology, density is 43..3 kilograms/cube
Rice, it is about lower by 50% than the density of latex foam (85-90 kilograms/cubic metre), than the density (50-52 of general high recovery sponge
Kilogram/cubic metre) low 10-20%, product weight is light, and cost is lower；Surface A SKER hardness is 6.2, and falling-rebounding ball rate is
64.7%, soft effect is obvious, sponge full open aperture, elasticity foot, comfortable feel；Simultaneously because the embodiment of the present invention is using perfusion stream
The production method of waterline has the advantages that discharging is fast, high-efficient, has saved half compared with the production of conventional sponges toy
Production time, production efficiency are higher；In addition, the function for the far infrared radiation that the addition of graphene also makes it have, can adsorb sky
Pernicious gas in gas, more healthiness.
Embodiment 9
A kind of imitative high recovery sponge of latex ultra-soft, the raw material including following weight proportion:
110 kilograms of polyether polyol, 3.0 kilograms of silicone oil foam stabilizer, catalyst (triethylene diamine solution and dimethyl ethanol
Amine aqueous solution is mixed by the weight proportion of 2:1) 2.0 kilograms, 30 kilograms of pentamethylene foaming agent, 50 kilograms of graphene, water 5 is public
Jin, 60 kilograms of isocyanates；Above-mentioned polyether polyol is 4000 by the pure and mild molecular weight of polyether polyols that molecular weight is 6000
Polyether polyol is that the proportion of 9:1 mixes by weight；Above-mentioned isocyanates is that polyether-modified diphenyl methane two is different
Cyanate；
The production technology of this kind of imitative high recovery sponge of latex ultra-soft, comprising the following steps:
S1, first above-mentioned polyether polyol, foam stabilizer, catalyst, foaming agent, functional filler and water mixed according to the ratio
It is even to obtain A material, then A material is placed in the A storage tank of high-pressure bottler placer, circulation stirring makes under the conditions of 25 DEG C of temperature
It is maintained under temperature constant state；
B material isocyanates is prepared according to the preparation method of polyether-modified methyl diphenylene diisocyanate in S2, elder generation,
Then B material is placed in the B storage tank of high-pressure bottler placer according to the proportion in S1 step, is recycled under the conditions of 25 DEG C of temperature
Stirring is kept it under temperature constant state；Above-mentioned polyether-modified methyl diphenylene diisocyanate the preparation method comprises the following steps: first will
50 kilograms pure 4,4 '-methyl diphenylene diisocyanates carry out thawing processing in 80 DEG C of insulating box, then in 80 DEG C of perseverance
React it with the polyether polyol of 20 kilogram molecular weights 8000, obtaining isocyanate group (NCO) content is
25% performed polymer；The performed polymer and 50 kilograms of poly methylene poly phenyl poly isocyanates are finally mixed and made into isocyanate group
(NCO) content be 30% mixture to get arrive polyether-modified methyl diphenylene diisocyanate；
S3, the material in A storage tank and B storage tank is respectively delivered in the mixer of high-pressure bottler placer, and passes through meter
The flow of the accurate control A material and B material of amount pump, wherein the flow of A material is 200g/s, and the flow of B material is 100g/s, so
High-speed stirred to A, B material is carried out in a mixer afterwards to be uniformly mixed；
S4, wax release agent is first smeared on the inner wall of toy mould, then by the mixture of A, B material by the weight of setting
In amount injection toy mould, be formed 6min under the conditions of 55 DEG C of temperature, and then opening mold can be obtained imitative latex ultra-soft height
Recovery sponge toy.
The high recovery sponge toy of latex ultra-soft is imitated made from above-mentioned raw materials and production technology, density is 44.2 kilograms/cube
Rice, it is about lower by 50% than the density of latex foam (85-90 kilograms/cubic metre), than the density (50-52 of general high recovery sponge
Kilogram/cubic metre) low 10-20%, product weight is light, and cost is lower；Surface A SKER hardness is 7.6, and falling-rebounding ball rate is
63.7%, soft effect is obvious, sponge full open aperture, elasticity foot, comfortable feel；Simultaneously because the embodiment of the present invention is using perfusion stream
The production method of waterline has the advantages that discharging is fast, high-efficient, has saved half compared with the production of conventional sponges toy
Production time, production efficiency are higher；In addition, the function for the far infrared radiation that the addition of graphene also makes it have, can adsorb sky
Pernicious gas in gas, more healthiness.
Above the embodiments of the present invention are described in detail, but the present invention is not limited to described embodiments.It is right
For those skilled in the art, in the case where not departing from the principle of the invention and spirit, these embodiments are carried out more
Kind change, modification, replacement and modification, still fall in protection scope of the present invention.
Claims (10)
1. a kind of imitative high recovery sponge of latex ultra-soft, it is characterised in that: the raw material including following weight proportion:
90-110 parts of polyether polyol, 1.5-3.0 parts of foam stabilizer, 0.5-2.0 parts of catalyst, 10-30 parts of foaming agent, functionality is filled out
15-50 parts, 3-5 parts of water, 40-60 parts of isocyanates of material；
The isocyanates is polyether-modified methyl diphenylene diisocyanate, the polyether-modified diphenylmethane diisocyanate
Ester the preparation method comprises the following steps:
First by 20-50 parts pure 4,4 '-methyl diphenylene diisocyanates are melted, and 5-20 parts are then added under the conditions of 80 DEG C
Polyether polyol, reaction obtain the performed polymer that isocyanate group content is 10%-25%；Finally by the performed polymer and 20-50 parts
Poly methylene poly phenyl poly isocyanate is mixed and made into the mixture that isocyanate group content is 25-30% and changes to get to polyethers
Property methyl diphenylene diisocyanate.
2. a kind of imitative high recovery sponge of latex ultra-soft according to claim 1, it is characterised in that: described 90-110 parts poly-
Ethoxylated polyhydric alcohol is matching for 9:1 by the polyether polyol that the pure and mild molecular weight of polyether polyols that molecular weight is 6000 is 4000 by weight
Than mixing.
3. a kind of imitative high recovery sponge of latex ultra-soft according to claim 1, it is characterised in that: 5-20 parts of the polyethers
The molecular weight of polyalcohol is 4000-8000.
4. a kind of imitative high recovery sponge of latex ultra-soft according to claim 1, it is characterised in that: the foam stabilizer is silicon
Oil.
5. a kind of imitative high recovery sponge of latex ultra-soft according to claim 1, it is characterised in that: the catalyst is three second
Alkene diamine solution and dimethylethanolaminesolution solution are mixed by the weight proportion of 2:1.
6. a kind of imitative high recovery sponge of latex ultra-soft according to claim 1, it is characterised in that: the foaming agent is dichloro
Any one in methane, a fluorine dichloroethanes and pentamethylene.
7. a kind of imitative high recovery sponge of latex ultra-soft according to claim 1, it is characterised in that: the functional filler is
The combination of any one or more in F R Oil, fire prevention powder, negative ion powder and graphene.
8. a kind of production technology of imitative high recovery sponge of latex ultra-soft according to claim 1, it is characterised in that: including with
Lower step:
S1, first polyether polyol, foam stabilizer, catalyst, foaming agent, functional filler and water is uniformly mixed according to said ratio
A material is obtained, then A material is placed in the A storage tank of high-pressure bottler placer, circulation stirring under the conditions of 22-25 DEG C of temperature
It keeps it under temperature constant state；
B material isocyanates is prepared according to the preparation method of above-mentioned polyether-modified methyl diphenylene diisocyanate in S2, elder generation,
Then B material is placed in the B storage tank of high-pressure bottler placer according to said ratio, recycles and stirs under the conditions of 22-25 DEG C of temperature
It mixes and keeps it under temperature constant state；
S3, the material in A storage tank and B storage tank is respectively delivered in the mixer of high-pressure bottler placer, and passes through metering pump
Then the flow of accurate control A material and B material carries out high-speed stirred to A, B material in a mixer and is uniformly mixed；
S4, the mixture of A, B material is injected in mold by the weight of setting, be formed 5- under the conditions of 45-55 DEG C of temperature
10min, then opening mold can be obtained the high recovery sponge product of imitative latex ultra-soft.
9. a kind of imitative high recovery sponge of latex ultra-soft according to claim 8, it is characterised in that: A object in the S3 step
The flow of material is 100-200g/s, and the flow of B material is 40-100g/s.
10. a kind of imitative high recovery sponge of latex ultra-soft according to claim 8, it is characterised in that: before the S4 step, need
Wax release agent is first smeared on the inner wall of mold.
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Cited By (4)
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| CN111138826A (en) * | 2020-01-07 | 2020-05-12 | 韩艳丽 | Preparation method of latex-like polyether |
| CN111686516A (en) * | 2020-06-23 | 2020-09-22 | 南通宁普电器有限公司 | Graphene composite filter screen and preparation method thereof |
| CN112795003A (en) * | 2020-12-30 | 2021-05-14 | 山东一诺威新材料有限公司 | Graphene modified polyether polyol for latex-like polyurethane flexible foam and preparation method thereof |
| CN112812268A (en) * | 2020-12-31 | 2021-05-18 | 深圳联达技术实业有限公司 | Low-temperature-resistant memory cotton for pillow and preparation method and application thereof |
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