CN107556447A - A kind of EU sponge with anti-flaming function - Google Patents
A kind of EU sponge with anti-flaming function Download PDFInfo
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- CN107556447A CN107556447A CN201710973505.XA CN201710973505A CN107556447A CN 107556447 A CN107556447 A CN 107556447A CN 201710973505 A CN201710973505 A CN 201710973505A CN 107556447 A CN107556447 A CN 107556447A
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Abstract
The invention belongs to polyurethane sponge technical field.The invention discloses a kind of EU sponge with anti-flaming function, it has the first PPG, second PPG, 3rd PPG, first catalyst, second catalyst, silicone oil, rubber, water, the raw material such as composite foamable agent and MDI isocyanate is made, wherein composite foamable agent is by Surface coating carbonic acid hydrogen sodium, Surface coating carbonic acid ammonium and azodicarbonamide composition, Surface coating carbonic acid hydrogen sodium is coated on made from sodium acid carbonate surface by silicone Quaternary Ammonium Salt Antimicrobial Agent, Surface coating carbonic acid ammonium is coated on made from ammonium carbonate surface by perfluorobutyl potassium sulfonate.EU sponge in the present invention has low resilience, neither too hard, nor too soft, has fine flame retardant effect；To having carried out special antimicrobial treatment in the duct of EU sponge, solves the problems, such as in sponge duct the easily harmful microorganism such as growth/enrichment of bacterial.
Description
Technical field
The present invention relates to polyurethane sponge technical field, more particularly, to a kind of EU with anti-flaming function
Sponge.
Background technology
Sponge refers to all expanded materials, and resin, rubber, the foaming product of plastics all claim sponge.Polyurethane sponge is exactly
Foamed polyurethane material.The elasticity of the existing rubber of polyurethane, there are the intensity of plastics and excellent processing characteristics again, can be used to prepare
Polyurethane low resilience urethane foam resilient foam（Flexible polyurethane foams）.
Polyol starting material point of the flexible polyurethane foam to use, the soft bubble of polyester-type and the soft bubble of polyether-type can be divided into.
EU is a kind of open eucaryotic cell structure, the characteristic with warming decompression, be may also be referred to as to be a kind of warming
Pressure drop materials.
As a kind of macromolecule organic foam material, the flammable properties of EU sponge, which become, threatens its safety
A major issue, therefore it is flame-retardant modified to have made some to EU sponge on existing market；As Chinese patent is public
Cloth CN102643404A, patent disclosure day are August in 2012 22, a kind of entitled Slow-rebound polyether polyurethane sponge it is special
Profit disclose it is a kind of for EU sponge it is inflammable the characteristics of made it is flame-retardant modified, in matching somebody with somebody for EU sponge
With the addition of in side sulfonate salt flame carried out it is flame-retardant modified, although its flame retardant effect has obtained certain improvement, due to
Its fire retardant single effect added, its flame retardant effect are still difficult to meet the public to EU sponge flame retardant effect
It is required that.
The content of the invention
To solve the above problems, the invention provides one kind to have low resilience, neither too hard, nor too soft, there is fine fire-retardant effect
Fruit, and the EU sponge with antibacterial effect.
To achieve the above object, the technical solution adopted by the present invention is as follows：
A kind of EU sponge with anti-flaming function, is made by the raw material of following parts by weight：
First 65~75 parts of PPG, the second 10~20 parts of PPG, the 3rd 10~20 parts of PPG, first
0.45~0.55 part of catalyst, the second 0.05~0.15 part of catalyst, 1.9~2.1 parts of silicone oil, 5~8 parts of rubber, water 3.0~
4.0 parts, 8~12 parts of composite foamable agent, 55~61 parts of MDI isocyanate.
Preferably, the first PPG is PPG 1621, the second PPG is polyethers GLR-2000,
3rd PPG is polyethers GPOP-36/30, and the first catalyst is catalyst A33, and the second catalyst is catalyst A1.
PPG 1621 is a kind of base polyester raw material of the common slow-rebound foaming sponge of in the market, polyethers GLR-
2000 and polyethers GPOP-36/30 is two kinds of the production of Shanghai Gaoqiao petrochemical industry Co., Ltd without slow-rebound foamings of the BHT without amine
The base polyester raw material of sponge；Catalyst A33 is the DPG solution of 33% triethylene diamine, and catalyst A1 is double（Diformazan ammonia
Base ethyl）Ether is with dipropylene glycol with weight than 7：3 solution prepared, above two catalyst is all to be used for poly- ammonia on the market
The conventional catalyst of ester production；Foaming agent 141b is a fluorine dichloroethanes.
Preferably, rubber is made up of silicon rubber and nitrile rubber, wherein the weight percentage of nitrile rubber be 20~
30%, surplus is silicon rubber.
Silicon rubber and nitrile rubber are the synthetic rubber for having high resiliency feature, and being properly added in polyurethane sponge can be with
So that polyurethane has preferably elasticity.Silicon rubber has good weather resistance, and can extend polyurethane sponge uses the longevity
Life；Nitrile rubber, there is the features such as chemical-resistant stability energy is good, and antistatic property is good, the cold resistance of polyurethane sponge can be improved
The performances such as energy, chemical-resistant stability.
Preferably, composite foamable agent presses weight by Surface coating carbonic acid hydrogen sodium, Surface coating carbonic acid ammonium and azodicarbonamide
Measure ratio 1：1：（1~2）Composition.
Azodicarbonamide is a kind of organic foaming agent, but it foams（Decompose in other words）Temperature is too high, therefore is adding
A certain amount of ammonium carbonate and sodium acid carbonate are added while azodicarbonamide, is reduced by the mixing with sodium acid carbonate and ammonium carbonate
The decomposition temperature of azodicarbonamide, blowing temperature is reduced, meanwhile, sodium acid carbonate and ammonium carbonate are also easily thermally decomposed, and can also be risen
To the effect of foaming；Due to the most high-molecular organic material of polyurethane sponge raw material, sodium acid carbonate, the phase of ammonium carbonate and each raw material
Dissolubility is poor, can be more preferable in the present invention before use, first carry out Surface coating processing to sodium acid carbonate and ammonium carbonate
Combined with each raw material in polyurethane sponge, ensure the distribution that foaming agent can be evenly, and improve foaming effect.
It is made preferably, Surface coating carbonic acid hydrogen sodium is coated on sodium acid carbonate surface by silicone Quaternary Ammonium Salt Antimicrobial Agent
's.
Organosilicon quaternary ammonium salt is a kind of organic antibacterial agent, simultaneously because its molecular characterization its still can also be considered one kind
Surface modifier, after coating sodium acid carbonate using silicone Quaternary Ammonium Salt Antimicrobial Agent, modified sodium acid carbonate is enabled to gathering
The raw material of urethane sponge has more preferable compatibility, can preferably be distributed in the feed, at the same it is coated after sodium acid carbonate
Also will not be dissolved in the water of raw material.
Preferably, Surface coating carbonic acid ammonium is coated on made from ammonium carbonate surface by perfluorobutyl potassium sulfonate.
Perfluorobutyl potassium sulfonate is a kind of organic fire-retardant, simultaneously because its molecular characterization, can also be considered as a kind of tool
There is the organic matter of surface modifying function, after coating ammonium carbonate with it the ammonium carbonate after cladding can be made to obtain and polyurethane sponge
The more preferable compatibility of raw material, make its in the feed it is scattered evenly, while it is coated after ammonium carbonate will not also be dissolved in original
In the water of material.
Preferably, Surface coating carbonic acid hydrogen sodium is made by following methods, first silicone Quaternary Ammonium Salt Antimicrobial Agent is dissolved in
In the acetone of 1.5~2 times of its weight, the bicarbonate of 2~2.5 times of silicone Quaternary Ammonium Salt Antimicrobial Agent weight is then added thereto again
Sodium, then it is ultrasonically treated 10~20 minutes at 20~30 DEG C, Surface coating carbonic acid hydrogen sodium is made after drying.
Preferably, Surface coating carbonic acid ammonium is made by following methods, perfluorobutyl potassium sulfonate is first dissolved in 1.5~2
Again in the acetone of its weight, the ammonium carbonate of 2~2.5 times of perfluorobutyl potassium sulfonate weight is then added thereto again, then 20
It is ultrasonically treated 10~20 minutes at~30 DEG C, Surface coating carbonic acid ammonium is made after drying.
The modification of sodium acid carbonate and ammonium carbonate all by the way that first modifying agent is scattered in acetone, then add sodium acid carbonate or
Carry out being ultrasonically treated after ammonium carbonate and be made.Temperature that should be during strict control process when being wherein ultrasonically treated, prevents Yin Wen
Height is spent so that sodium acid carbonate or ammonium carbonate are decomposed.
Polyurethane sponge is a kind of material with loose structure, due to its special pore passage structure, is more easy in duct
The harmful microorganisms such as enrichment of bacterial, so this kind of material for polyurethane sponge, is more easy to have in mind when carrying out antimicrobial treatment to it
Antimicrobial treatment in its duct.In the prior art, antiseptic is uniformly added in raw material, also generally equal after treatment
Even is distributed in sea, comparatively just seems it is not that is enough for the antimicrobial treatment in sponge duct；In the present invention
Antiseptic is coated on to the surface of inorganic foaming agent, one serves the effect of surfactant so that inorganic foaming agent can
Preferably combined with Organic Ingredients, two carry out the decomposition with foaming agent, and the antiseptic on inorganic foaming agent surface is by scattered formation
Gas carrier inside sponge to external diffusion, because the duct of polyurethane sponge is that gas acts on as caused by decomposing foaming agent
Lower formation, then the antiseptic carried in these gases is also taken advantage of a situation into duct, and with the decline of gas motion speed,
Antiseptic is attached in cell walls, is formd the reinforcement for antibacterial action in duct and is handled；Similarly fire retardant is also according to similar
Principle be scattered in sponge duct.
Therefore, the invention has the advantages that：
（1）EU sponge in the present invention has low resilience, neither too hard, nor too soft, has fine flame retardant effect；
（2）To having carried out special antimicrobial treatment in the duct of EU sponge in the present invention, solves sponge duct
In easily the harmful microorganism such as growth/enrichment of bacterial the problem of.
Embodiment
Technical scheme is further described with reference to embodiment.
Obviously, described embodiment is only the part of the embodiment of the present invention, rather than whole embodiments.Based on this
Embodiment in invention, all other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, belongs to the scope of protection of the invention.
In the present invention, if not refering in particular to, all equipment and raw material are commercially available or the industry is conventional,
Method in following embodiments, it is this area conventional method unless otherwise instructed.
Embodiment 1
A kind of EU sponge with anti-flaming function, is made by the raw material of following parts by weight：
First 65 parts of PPG, the second 10 parts of PPG, the 3rd 10 parts of PPG, the first catalyst 0.45
Part, the second 0.05 part of catalyst, 1.9 parts of silicone oil, 5 parts of rubber, 3.0 parts of water, 8 parts of composite foamable agent, 55 parts of MDI isocyanate；
First PPG is PPG 1621, and the second PPG is polyethers GLR-2000, and the 3rd PPG is
Polyethers GPOP-36/30, the first catalyst are catalyst A33, and the second catalyst is catalyst A1；Rubber is by silicon rubber and butyronitrile
Rubber forms, and wherein the weight percentage of nitrile rubber is 20%, and the weight percentage of silicon rubber is 80%.
Wherein, composite foamable agent by Surface coating carbonic acid hydrogen sodium, Surface coating carbonic acid ammonium and azodicarbonamide by weight
1：1：1 composition；
Surface coating carbonic acid hydrogen sodium is coated on made from sodium acid carbonate surface by silicone Quaternary Ammonium Salt Antimicrobial Agent；Coated with carbon
Sour hydrogen sodium is made by following methods, is first dissolved in silicone Quaternary Ammonium Salt Antimicrobial Agent in the acetone of 1.5 times of its weight, then again to
The sodium acid carbonate of 2 times of silicone Quaternary Ammonium Salt Antimicrobial Agent weight is wherein added, is then ultrasonically treated 10 minutes at 2 DEG C, after drying
Surface coating carbonic acid hydrogen sodium is made；
Surface coating carbonic acid ammonium is coated on made from ammonium carbonate surface by perfluorobutyl potassium sulfonate；Surface coating carbonic acid ammonium by with
Lower section method is made, and is first dissolved in perfluorobutyl potassium sulfonate in the acetone of 1.5 times of its weight, then adds 2 times thereto again entirely
The ammonium carbonate of fluorine butyl sulfonic acid potassium weight, then it is ultrasonically treated 10 minutes at 20 DEG C, Surface coating carbonic acid ammonium is made after drying.
Embodiment 2
A kind of EU sponge with anti-flaming function, is made by the raw material of following parts by weight：
First 68 parts of PPG, the second 14 parts of PPG, the 3rd 13 parts of PPG, the first catalyst 0.48
Part, the second 0.08 part of catalyst, 2.0 parts of silicone oil, 6 parts of rubber, 3.4 parts of water, 9 parts of composite foamable agent, 57 parts of MDI isocyanate；
First PPG is PPG 1621, and the second PPG is polyethers GLR-2000, and the 3rd PPG is
Polyethers GPOP-36/30, the first catalyst are catalyst A33, and the second catalyst is catalyst A1；Rubber is by silicon rubber and butyronitrile
Rubber forms, and wherein the weight percentage of nitrile rubber is 24%, and the weight percentage of silicon rubber is 76%.
Wherein, composite foamable agent by Surface coating carbonic acid hydrogen sodium, Surface coating carbonic acid ammonium and azodicarbonamide by weight
1：1：1.4 composition；
Surface coating carbonic acid hydrogen sodium is coated on made from sodium acid carbonate surface by silicone Quaternary Ammonium Salt Antimicrobial Agent；Coated with carbon
Sour hydrogen sodium is made by following methods, is first dissolved in silicone Quaternary Ammonium Salt Antimicrobial Agent in the acetone of 1.7 times of its weight, then again to
The sodium acid carbonate of 2.2 times of silicone Quaternary Ammonium Salt Antimicrobial Agent weight is wherein added, is then ultrasonically treated 15 minutes at 24 DEG C, is dried
Surface coating carbonic acid hydrogen sodium is made afterwards；
Surface coating carbonic acid ammonium is coated on made from ammonium carbonate surface by perfluorobutyl potassium sulfonate；Surface coating carbonic acid ammonium by with
Lower section method is made, and is first dissolved in perfluorobutyl potassium sulfonate in the acetone of 1.7 times of its weight, then adds 2.2 times thereto again
The ammonium carbonate of perfluorobutyl potassium sulfonate weight, then it is ultrasonically treated 15 minutes at 24 DEG C, Surface coating carbonic acid is made after drying
Ammonium.
Embodiment 3
A kind of EU sponge with anti-flaming function, is made by the raw material of following parts by weight：
First 72 parts of PPG, the second 16 parts of PPG, the 3rd 17 parts of PPG, the first catalyst 0.52
Part, the second 0.12 part of catalyst, 2.0 parts of silicone oil, 7 parts of rubber, 3.6 parts of water, 11 parts of composite foamable agent, 59 parts of MDI isocyanate；
First PPG is PPG 1621, and the second PPG is polyethers GLR-2000, and the 3rd PPG is
Polyethers GPOP-36/30, the first catalyst are catalyst A33, and the second catalyst is catalyst A1；Rubber is by silicon rubber and butyronitrile
Rubber forms, and wherein the weight percentage of nitrile rubber is 26%, and the weight percentage of silicon rubber is 74%.
Wherein, composite foamable agent by Surface coating carbonic acid hydrogen sodium, Surface coating carbonic acid ammonium and azodicarbonamide by weight
1：1：1.6 composition；
Surface coating carbonic acid hydrogen sodium is coated on made from sodium acid carbonate surface by silicone Quaternary Ammonium Salt Antimicrobial Agent；Coated with carbon
Sour hydrogen sodium is made by following methods, is first dissolved in silicone Quaternary Ammonium Salt Antimicrobial Agent in the acetone of 1.8 times of its weight, then again to
The sodium acid carbonate of 2.3 times of silicone Quaternary Ammonium Salt Antimicrobial Agent weight is wherein added, is then ultrasonically treated 15 minutes at 26 DEG C, is dried
Surface coating carbonic acid hydrogen sodium is made afterwards；
Surface coating carbonic acid ammonium is coated on made from ammonium carbonate surface by perfluorobutyl potassium sulfonate；Surface coating carbonic acid ammonium by with
Lower section method is made, and is first dissolved in perfluorobutyl potassium sulfonate in the acetone of 1.8 times of its weight, then adds 2.3 times thereto again
The ammonium carbonate of perfluorobutyl potassium sulfonate weight, then it is ultrasonically treated 15 minutes at 26 DEG C, Surface coating carbonic acid is made after drying
Ammonium.
Embodiment 4
A kind of EU sponge with anti-flaming function, is made by the raw material of following parts by weight：
First 75 parts of PPG, the second 20 parts of PPG, the 3rd 20 parts of PPG, the first catalyst 0.55
Part, the second 0.15 part of catalyst, 2.1 parts of silicone oil, 8 parts of rubber, 4.0 parts of water, 12 parts of composite foamable agent, 61 parts of MDI isocyanate；
First PPG is PPG 1621, and the second PPG is polyethers GLR-2000, and the 3rd PPG is
Polyethers GPOP-36/30, the first catalyst are catalyst A33, and the second catalyst is catalyst A1；Rubber is by silicon rubber and butyronitrile
Rubber forms, and wherein the weight percentage of nitrile rubber is 30%, and the weight percentage of silicon rubber is 70%.
Wherein, composite foamable agent by Surface coating carbonic acid hydrogen sodium, Surface coating carbonic acid ammonium and azodicarbonamide by weight
1：1：2 compositions；
Surface coating carbonic acid hydrogen sodium is coated on made from sodium acid carbonate surface by silicone Quaternary Ammonium Salt Antimicrobial Agent；Coated with carbon
Sour hydrogen sodium is made by following methods, is first dissolved in silicone Quaternary Ammonium Salt Antimicrobial Agent in the acetone of 2 times of its weight, then again to it
The middle sodium acid carbonate for adding 2.5 times of silicone Quaternary Ammonium Salt Antimicrobial Agent weight, is then ultrasonically treated 20 minutes at 30 DEG C, after drying
Surface coating carbonic acid hydrogen sodium is made；
Surface coating carbonic acid ammonium is coated on made from ammonium carbonate surface by perfluorobutyl potassium sulfonate；Surface coating carbonic acid ammonium by with
Lower section method is made, and is first dissolved in perfluorobutyl potassium sulfonate in the acetone of 2 times of its weight, then adds 2.5 times thereto again entirely
The ammonium carbonate of fluorine butyl sulfonic acid potassium weight, then it is ultrasonically treated 20 minutes at 30 DEG C, Surface coating carbonic acid ammonium is made after drying.
In above-described embodiment, the EU sponge with anti-flaming function is passed through using preparation method of the prior art
Produced after appropriate adjustment, those of ordinary skill in the art there should be this ability suitably adjusted.
Characterization result：
It is relative for characteristic of the EU sponge with fire-retardant, antibacterial and low resilience with anti-flaming function in the present invention
That answers carries out fire resistance test and rebound degree test to it.
Fire resistance is tested and evaluated using UL94 fire-retardant fireproofs level estimate and standard, wherein in above-described embodiment
The EU sponge with anti-flaming function can reach V0 level flame-retardancy requirements；
Anti-microbial property test is with reference to (Counting alive microbial method) TZ/TO2021-9 of AATCC Test Method 100 to above-described embodiment
In EU sponge with anti-flaming function carry out antibacterial measure and carry out antimicrobial spectrum measure；Testing result：To large intestine
Bacillus, staphylococcus aureus, Candida albicans etc. more than 20, which plants harmful bacteria, efficient rejection ability, and average bacteriostasis rate >=
98%；
Rebound degree test is tested and evaluated using ISO8307-2008 test machine standards, has fire-retardant work(in above-described embodiment
The rebound degree of the EU sponge of energy is followed successively by 3.7%, 2.8%, 2.8%, 3.2%, and its low resilience effect is compared to existing
Most of product will be outstanding on the market.
It should be appreciated that to those skilled in the art, it can according to the above description be improved or be become
Change, and all these modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (8)
1. a kind of EU sponge with anti-flaming function, it is characterised in that be made by the raw material of following parts by weight：
First 65~75 parts of PPG, the second 10~20 parts of PPG, the 3rd 10~20 parts of PPG, first
0.45~0.55 part of catalyst, the second 0.05~0.15 part of catalyst, 1.9~2.1 parts of silicone oil, 5~8 parts of rubber, water 3.0~
4.0 parts, 8~12 parts of composite foamable agent, 55~61 parts of MDI isocyanate.
A kind of 2. EU sponge with anti-flaming function according to claim 1, it is characterised in that：
The first described PPG is PPG 1621, and the second described PPG is polyethers GLR-2000,
The 3rd described PPG is polyethers GPOP-36/30, and the first described catalyst is catalyst A33, and the second catalyst is
Catalyst A1.
A kind of 3. EU sponge with anti-flaming function according to claim 1, it is characterised in that：
Described rubber is made up of silicon rubber and nitrile rubber, and wherein the weight percentage of nitrile rubber is 20~30%, surplus
For silicon rubber.
A kind of 4. EU sponge with anti-flaming function according to claim 1, it is characterised in that：
Described composite foamable agent is by Surface coating carbonic acid hydrogen sodium, Surface coating carbonic acid ammonium and azodicarbonamide by weight 1：1：
（1~2）Composition.
A kind of 5. EU sponge with anti-flaming function according to claim 4, it is characterised in that：
Described Surface coating carbonic acid hydrogen sodium is coated on made from sodium acid carbonate surface by silicone Quaternary Ammonium Salt Antimicrobial Agent.
A kind of 6. EU sponge with anti-flaming function according to claim 4, it is characterised in that：
Described Surface coating carbonic acid ammonium is coated on made from ammonium carbonate surface by perfluorobutyl potassium sulfonate.
A kind of 7. EU sponge with anti-flaming function according to claim 4, it is characterised in that：
Described Surface coating carbonic acid hydrogen sodium is made by following methods, and silicone Quaternary Ammonium Salt Antimicrobial Agent first is dissolved in into 1.5~2 times
In the acetone of its weight, the sodium acid carbonate of 2~2.5 times of silicone Quaternary Ammonium Salt Antimicrobial Agent weight is then added thereto again, then
It is ultrasonically treated 10~20 minutes at 20~30 DEG C, Surface coating carbonic acid hydrogen sodium is made after drying.
A kind of 8. EU sponge with anti-flaming function according to claim 4, it is characterised in that：
Described Surface coating carbonic acid ammonium is made by following methods, and perfluorobutyl potassium sulfonate first is dissolved in into 1.5~2 times of its weight
Acetone in, then again thereto add 2~2.5 times of perfluorobutyl potassium sulfonate weight ammonium carbonate, then at 20~30 DEG C
It is ultrasonically treated 10~20 minutes, Surface coating carbonic acid ammonium is made after drying.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109575214A (en) * | 2018-11-06 | 2019-04-05 | 梦百合家居科技股份有限公司 | A kind of preparation method of the modified memory foam of nano cupric oxide |
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| CN107118544A (en) * | 2017-05-25 | 2017-09-01 | 德清舒华泡沫座椅有限公司 | A kind of preparation method with anti-flaming function EU sponge |
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- 2017-10-18 CN CN201710973505.XA patent/CN107556447A/en active Pending
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| CN107118545A (en) * | 2017-05-25 | 2017-09-01 | 德清舒华泡沫座椅有限公司 | A kind of Slow-rebound polyether polyurethane sponge with anti-flaming function |
| CN107118544A (en) * | 2017-05-25 | 2017-09-01 | 德清舒华泡沫座椅有限公司 | A kind of preparation method with anti-flaming function EU sponge |
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Application publication date: 20180109 |