CN107619498A - A kind of preparation method of low resilience latex space pillow - Google Patents
A kind of preparation method of low resilience latex space pillow Download PDFInfo
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Abstract
The invention belongs to space pillow technical field.The invention discloses a kind of preparation method of low resilience latex space pillow, polyurethane sponge is put into natural emulsion glue and soaked, taking-up is dried, it is then placed in progress steam foaming in mould, vapor (steam) temperature is 110~115 DEG C, and foamed time is 2~4 minutes, is cooled down after being incubated 30~40 minutes at 30~40 DEG C after foaming, the low resilience latex space pillow in polyurethane sponge outer layer covers genuine milk glue-line is made, the thickness of genuine milk glue-line is 2~5mm.The low resilience latex space pillow being prepared by the present invention has good surface touch；With low resilience, neither too hard, nor too soft, there is fine flame retardant effect；Special antimicrobial treatment has been carried out in the duct of polyurethane sponge in the low resilience latex space pillow being prepared by the present invention, has solved 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 space pillow technical field, more particularly, to a kind of preparation side of low resilience latex space pillow
Method.
Background technology
As the improvement of people's living standards, sleep quality is increasingly taken seriously, pillow is as important bedding
Also increasingly it is taken seriously, polyurethane has the intensity of plastics and excellent processing characteristics, can used again because of the elasticity of its existing rubber
In preparing polyurethane low resilience urethane foam resilient foam（Flexible polyurethane foams）, space pillow is made because it has slow return by raw material of polyurethane
The characteristics such as bullet more receive an acclaim, but the polyurethane sponge as raw material but has a series of problem.
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
It can prepare with low resilience, neither too hard, nor too soft, have fine to solve the above problems, the invention provides one kind
Flame retardant effect, there is antibacterial effect, and the method for the low resilience latex space pillow with excellent surface sense of touch.
To achieve the above object, the technical solution adopted by the present invention is as follows：
A kind of preparation method of low resilience latex space pillow, is made by following methods：
Polyurethane sponge is put into natural emulsion glue and soaked, taking-up is dried, and is then placed in progress steam foaming in mould,
Vapor (steam) temperature is 110~115 DEG C, and foamed time is 2~4 minutes, cold after being incubated 30~40 minutes at 30~40 DEG C after foaming
But, the low resilience latex space pillow in polyurethane sponge outer layer covers genuine milk glue-line is made, the thickness of genuine milk glue-line is 2
~5mm.
Genuine milk glue-line of the present invention by polyurethane sponge and on its surface forms, and genuine milk glue-line is via pure natural latex
Foamed processing is made, and can assign space and rest the head on more preferable surface touch.
Preferably, natural emulsion glue includes the raw material of following percentage by weight：
3~5wt% of vulcanizing agent, 2~3wt% of antioxidant, 5~7wt% of foaming agent, surplus are natural emulsion.
Preferably, vulcanizing agent is vulcanizing agent A D, antioxidant is antioxidant 1078, and foaming agent is the isobutyl of azo two
Nitrile.
Preferably, polyurethane sponge 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, rubber
Glue is made up of silicon rubber and nitrile rubber, and wherein the weight percentage of nitrile rubber is 20~30%, and surplus is silicon rubber.
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.
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.
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.
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 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.
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.
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）The low resilience latex space pillow being prepared by the present invention has good surface touch；
（2）There is low resilience, neither too hard, nor too soft by the low resilience latex space pillow that is prepared of the present invention, have fire-retardant very well
Effect；
（3）It is special to have been carried out in the duct of polyurethane sponge in the low resilience latex space pillow being prepared by the present invention
Antimicrobial treatment, solves the problems, such as in sponge duct the easily harmful microorganism such as growth/enrichment of bacterial.
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 preparation method of low resilience latex space pillow, is made by following methods：
Polyurethane sponge is put into natural emulsion glue and soaked, taking-up is dried, and is then placed in progress steam foaming in mould,
Vapor (steam) temperature is 110 DEG C, and foamed time is 2 minutes, is cooled down after being incubated 30 minutes at 30 DEG C after foaming, is made in polyurethane sea
The low resilience latex space pillow of continuous outer layer covers genuine milk glue-line, the thickness of genuine milk glue-line is 2mm.
Wherein, natural emulsion glue includes the raw material of following percentage by weight：
Vulcanizing agent 3wt%, antioxidant 2wt%, foaming agent 5wt%, natural emulsion 90wt%；Vulcanizing agent is vulcanizing agent A D, anti-oxidant
Agent is antioxidant 1078, and foaming agent is azodiisobutyronitrile；
Polyurethane sponge 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, and 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%；
Preferably, 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 made by following methods, first by silicone Quaternary Ammonium Salt Antimicrobial Agent be dissolved in 1.5 times its
In the acetone of weight, the sodium acid carbonate of 2 times of silicone Quaternary Ammonium Salt Antimicrobial Agent weight is then added thereto again, then at 20 DEG C
It is ultrasonically treated 10 minutes, Surface coating carbonic acid hydrogen sodium is made after drying；Surface coating carbonic acid ammonium is made by following methods, first will be complete
Fluorine butyl sulfonic acid potassium is dissolved in the acetone of 1.5 times of its weight, then adds 2 times of perfluorobutyl potassium sulfonate weight thereto again
Ammonium carbonate, 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 preparation method of low resilience latex space pillow, is made by following methods：
Polyurethane sponge is put into natural emulsion glue and soaked, taking-up is dried, and is then placed in progress steam foaming in mould,
Vapor (steam) temperature is 112 DEG C, and foamed time is 3 minutes, is cooled down after being incubated 35 minutes at 35 DEG C after foaming, is made in polyurethane sea
The low resilience latex space pillow of continuous outer layer covers genuine milk glue-line, the thickness of genuine milk glue-line is 3mm.
Wherein, natural emulsion glue includes the raw material of following percentage by weight：
Vulcanizing agent 3.5wt%, antioxidant 2.5wt%, foaming agent 5.5wt%, natural emulsion 88.5wt%；Vulcanizing agent is vulcanizing agent
AD, antioxidant are antioxidant 1078, and foaming agent is azodiisobutyronitrile；
Polyurethane sponge 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 0.5 part of catalyst,
Second 0.1 part of catalyst, 2 parts of silicone oil, 6 parts of rubber, 3.5 parts of water, 9 parts of composite foamable agent, 57 parts of MDI isocyanate；First is poly-
Ethoxylated polyhydric alcohol 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, and rubber is by silicon rubber and nitrile rubber
Composition, the wherein weight percentage of nitrile rubber are 23%, and the weight percentage of silicon rubber is 77%；
Preferably, composite foamable agent by Surface coating carbonic acid hydrogen sodium, Surface coating carbonic acid ammonium and azodicarbonamide by weight
1：1：1.3 composition；Surface coating carbonic acid hydrogen sodium is made by following methods, and silicone Quaternary Ammonium Salt Antimicrobial Agent first is dissolved in into 1.7 times
In the acetone of its weight, the sodium acid carbonate of 2.2 times of silicone Quaternary Ammonium Salt Antimicrobial Agent weight is then added thereto again, then 23
It is ultrasonically treated 13 minutes at DEG C, Surface coating carbonic acid hydrogen sodium is made after drying；Surface coating carbonic acid ammonium is made by following methods, first
Perfluorobutyl potassium sulfonate is dissolved in the acetone of 1.7 times of its weight, then adds 2.2 times of perfluorobutyl potassium sulfonates thereto again
The ammonium carbonate of weight, then it is ultrasonically treated 15 minutes at 24 DEG C, Surface coating carbonic acid ammonium is made after drying.
Embodiment 3
A kind of preparation method of low resilience latex space pillow, is made by following methods：
Polyurethane sponge is put into natural emulsion glue and soaked, taking-up is dried, and is then placed in progress steam foaming in mould,
Vapor (steam) temperature is 113 DEG C, and foamed time is 3 minutes, is cooled down after being incubated 35 minutes at 35 DEG C after foaming, is made in polyurethane sea
The low resilience latex space pillow of continuous outer layer covers genuine milk glue-line, the thickness of genuine milk glue-line is 4mm.
Wherein, natural emulsion glue includes the raw material of following percentage by weight：
Vulcanizing agent 4.5wt%, antioxidant 2.5wt%, foaming agent 6.5wt%, natural emulsion 86.5wt%；Vulcanizing agent is vulcanizing agent
AD, antioxidant are antioxidant 1078, and foaming agent is azodiisobutyronitrile；
Polyurethane sponge 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 0.5 part of catalyst,
Second 0.2 part of catalyst, 2 parts of silicone oil, 7 parts of rubber, 3.5 parts of water, 11 parts of composite foamable agent, 59 parts of MDI isocyanate；First is poly-
Ethoxylated polyhydric alcohol 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, and rubber is by silicon rubber and nitrile rubber
Composition, the wherein weight percentage of nitrile rubber are 27%, and the weight percentage of silicon rubber is 73%；
Preferably, composite foamable agent by Surface coating carbonic acid hydrogen sodium, Surface coating carbonic acid ammonium and azodicarbonamide by weight
1：1：1.7 composition；Surface coating carbonic acid hydrogen sodium is made by following methods, and silicone Quaternary Ammonium Salt Antimicrobial Agent first is dissolved in into 1.8 times
In the acetone of its weight, the sodium acid carbonate of 2.3 times of silicone Quaternary Ammonium Salt Antimicrobial Agent weight is then added thereto again, then 27
It is ultrasonically treated 17 minutes at DEG C, Surface coating carbonic acid hydrogen sodium is made after drying；Surface coating carbonic acid ammonium is made by following methods, first
Perfluorobutyl potassium sulfonate is dissolved in the acetone of 2.3 times of its weight, then adds 2.3 times of perfluorobutyl potassium sulfonates thereto again
The ammonium carbonate of weight, then it is ultrasonically treated 15 minutes at 26 DEG C, Surface coating carbonic acid ammonium is made after drying.
Embodiment 4
A kind of preparation method of low resilience latex space pillow, is made by following methods：
Polyurethane sponge is put into natural emulsion glue and soaked, taking-up is dried, and is then placed in progress steam foaming in mould,
Vapor (steam) temperature is 115 DEG C, and foamed time is 4 minutes, is cooled down after being incubated 40 minutes at 40 DEG C after foaming, is made in polyurethane sea
The low resilience latex space pillow of continuous outer layer covers genuine milk glue-line, the thickness of genuine milk glue-line is 5mm.
Wherein, natural emulsion glue includes the raw material of following percentage by weight：
Vulcanizing agent 5wt%, antioxidant 3wt%, foaming agent 7wt%, natural emulsion 85wt%；Vulcanizing agent is vulcanizing agent A D, anti-oxidant
Agent is antioxidant 1078, and foaming agent is azodiisobutyronitrile；
Polyurethane sponge 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, and 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%；
Preferably, 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 made by following methods, and silicone Quaternary Ammonium Salt Antimicrobial Agent first is dissolved in into 2 times, and its is heavy
In the acetone of amount, the sodium acid carbonate of 2.5 times of silicone Quaternary Ammonium Salt Antimicrobial Agent weight is then added thereto again, then at 30 DEG C
It is ultrasonically treated 20 minutes, Surface coating carbonic acid hydrogen sodium is made after drying；Surface coating carbonic acid ammonium is made by following methods, first will be complete
Fluorine butyl sulfonic acid potassium is dissolved in the acetone of 2 times of its weight, then adds 2.5 times of perfluorobutyl potassium sulfonate weight thereto again
Ammonium carbonate, then it is ultrasonically treated 20 minutes at 30 DEG C, Surface coating carbonic acid ammonium is made after drying.
Characterization result：
Fire resistance test, antibacterial and rebound degree test are carried out to it for low resilience latex space pillow produced by the present invention.
Fire resistance is tested and evaluated using UL94 fire-retardant fireproofs level estimate and standard, wherein in above-described embodiment
Obtained low resilience latex space pillow 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 obtained low resilience latex space pillow carry out antibacterial measure and carry out antimicrobial spectrum measure；Testing result：To Escherichia coli, golden yellow
Color staphylococcus, Candida albicans etc. more than 20, which plants harmful bacteria, efficient rejection ability, average bacteriostasis rate >=98%；
Rebound degree test is tested and evaluated using ISO8307-2008 test machine standards, obtained slow time in above-described embodiment
Play latex space pillow rebound degree be followed successively by 3.7%, 2.8%, 2.8%, 3.2%, its low resilience effect compared to it is existing on the market
Most of product will be outstanding.
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 preparation method of low resilience latex space pillow, it is characterised in that be made by following methods：
Polyurethane sponge is put into natural emulsion glue and soaked, taking-up is dried, and is then placed in progress steam foaming in mould,
Vapor (steam) temperature is 110~115 DEG C, and foamed time is 2~4 minutes, cold after being incubated 30~40 minutes at 30~40 DEG C after foaming
But, the low resilience latex space pillow in polyurethane sponge outer layer covers genuine milk glue-line, the thickness of the genuine milk glue-line is made
Spend for 2~5mm.
A kind of 2. preparation method of low resilience latex space pillow according to claim 1, it is characterised in that described day
Right latex glue includes the raw material of following percentage by weight：
3~5wt% of vulcanizing agent, 2~3wt% of antioxidant, 5~7wt% of foaming agent, surplus are natural emulsion.
A kind of 3. preparation method of low resilience latex space pillow according to claim 2, it is characterised in that：
Described vulcanizing agent is vulcanizing agent A D, and described antioxidant is antioxidant 1078, and described foaming agent is azo two
Isobutyronitrile.
4. the preparation method of a kind of low resilience latex space pillow according to claim 1, it is characterised in that described is poly-
Urethane sponge 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.
A kind of 5. preparation method of low resilience latex space pillow according to claim 4, 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, described rubber are made up of silicon rubber and nitrile rubber, wherein the weight percentage of nitrile rubber be 20~
30%, surplus is silicon rubber.
A kind of 6. preparation method of low resilience latex space pillow according to claim 4, 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 7. preparation method of low resilience latex space pillow according to claim 6, 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. preparation method of low resilience latex space pillow according to claim 6, 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 (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108546339A (en) * | 2018-03-29 | 2018-09-18 | 东莞市佳龙寝具有限公司 | A kind of inertia sponge and preparation method thereof |
| CN113773471A (en) * | 2021-09-17 | 2021-12-10 | 湖州高裕家居科技有限公司 | Multilayer polyurethane composite pillow and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104248275A (en) * | 2013-06-25 | 2014-12-31 | 杭州丝里伯睡眠科技有限公司 | Natural latex slow-rebound combined pillow |
| CN107118543A (en) * | 2017-05-25 | 2017-09-01 | 德清舒华泡沫座椅有限公司 | A kind of space pillow |
| 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 |
-
2017
- 2017-10-18 CN CN201710973100.6A patent/CN107619498A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104248275A (en) * | 2013-06-25 | 2014-12-31 | 杭州丝里伯睡眠科技有限公司 | Natural latex slow-rebound combined pillow |
| CN107118543A (en) * | 2017-05-25 | 2017-09-01 | 德清舒华泡沫座椅有限公司 | A kind of space pillow |
| 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 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108546339A (en) * | 2018-03-29 | 2018-09-18 | 东莞市佳龙寝具有限公司 | A kind of inertia sponge and preparation method thereof |
| CN113773471A (en) * | 2021-09-17 | 2021-12-10 | 湖州高裕家居科技有限公司 | Multilayer polyurethane composite pillow and preparation method thereof |
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