CN107630291A - A kind of production technology of flame-proof environmental protection combination mat - Google Patents
A kind of production technology of flame-proof environmental protection combination mat Download PDFInfo
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- CN107630291A CN107630291A CN201710468388.1A CN201710468388A CN107630291A CN 107630291 A CN107630291 A CN 107630291A CN 201710468388 A CN201710468388 A CN 201710468388A CN 107630291 A CN107630291 A CN 107630291A
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- combination mat
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Abstract
The invention discloses a kind of production technology of flame-proof environmental protection combination mat; belong to combination mat manufacture technology field; its step is feeding, grab cotton, acupuncture I, leaching fire retardant liquid, mangle, drying I, bakes, washes, drying II, acupuncture II; ultimately form combination mat; not only sound-absorbing effect is good, good mechanical performance for the combination mat produced using technical scheme; and environmental-protecting performance is high in process of production, and using in, assembling process human body will not being made to produce allergic symptom.
Description
Technical field
The present invention relates to combination mat manufacture technology field, more specifically to a kind of production of flame-proof environmental protection combination mat
Technique.
Background technology
In recent years, the science and technology in China obtains very big progress, and national economy keeps lasting, quick and stable hair
Exhibition, although the living standard of the people increases, noise turns into a kind of main environmental pollution, nowadays how to eliminate or
Person weakens noise circumstance problem and has been to be concerned by more and more people and pay attention to.
Compressor noise is air-conditioner outdoor unit（Especially medium and small type）Main Noise Sources, the size of its noise directly determines
Determine the size and tonequality of air-conditioning noise value.At present in the industry generally using compressor Sound-proof material parcel compressor, so as to the pressure that decays
Contracting machine noise.In order to improve noise reduction, for wrap up the Sound-proof material of compressor generally by absorbent treatment and puigging form it is compound every
Sound cotton reduces compressor noise.
Absorbent treatment uses felt and carries out also improving its anti-flammability while sound-absorbing in currently available technology, and such as China is special
Profit number is 2011101901552, and authorized announcement date is on April 10th, 2013, and invention and created name is：A kind of automobile engine nacelle
With high fire-retardance felt and preparation method thereof, a kind of disclosure of the invention automobile engine nacelle high fire-retardance felt and preparation method thereof,
By accounting for 44~48% regeneration glasses of raw material gross weight and mixing body, 39~42% Nano-meter SiO_2s of fire-retardant shredding cotton2Powder and phenol
Three kinds of raw materials of the mixing body of urea formaldehyde and 13%~14% fire retardant mix composition；First by powdered ammonium polyphosphate flame retardant and
Water is configured to the aqueous solution that concentration is 30%~35%, is uniformly sprayed on shredding cotton, and regeneration glass is added during shredding；Again by nanometer
SiO2Powder mixes with phenolic resin, makes Nano-meter SiO_22Powder is evenly dispersed into phenolic resin material, then adds fire retardant
It is mixed evenly；The powder of two kinds of mixing bodies is fed gas comb lapper by last the allocated device simultaneously；Changed by nano-powder material
Property phenolic resin and special flame-retardant fiber treatment technology, with fire-retardant shredding cotton and regeneration glass and the phenolic resin group of modification
Close, plus the fire retardant of appropriate ratio, reach not only economical but also fire-retardant and meet the optimal of performance boost demand.
And for example China Patent No. is 2005101120069, and authorized announcement date is on July 21st, 2010, invention and created name
For：A kind of mixture for being used to prepare halogen free flame-proof felt, this application case disclose a kind of mixing for being used to prepare halogen free flame-proof felt
Thing, described mixture include following components：(a) with mixture total weight gauge 30-80wt% fiber；(b) it is total with mixture
Weight meter 10-60wt% halogen-free flame retardants；(c) with mixture total weight gauge 10-50wt% bonding agent.The present invention also carries
The preparation method of above-mentioned halogen free flame-proof felt is supplied, the fire retardant felt good flame retardation effect of this application case, free ammon amount are low, halogen amount
It is low, reduce corrosion to metal parts.
But people enjoy deadener felt bring benefit while, its also all the time injure us, mesh
Preceding deadener felt is more during its production to carry out hot setting formation sound-absorbing using powdered flame retardant curing agent and base material
Felt, this process not only bring more or less dust to influence to the working environment of staff, and staff can be given when serious
The allergic symptoms such as acute dermatitis, chronic dermatitis, mucous membrane disease are brought, while the felt through hot setting is during long-term use
Being also easy to produce phenomena such as brittle, aging, weatherability is poor, is also easy to produce deformation, thus manufacturer produce deadener felt consideration its sound-absorbing,
Human body how will not be made to produce allergic symptom and improve its weatherability while the performance such as fire-retardant to should also be as being in the weight considered
Weight, it is contemplated that producing a kind of sound-absorbing, fire-retardant good and strong weatherability deadener felt.
The content of the invention
Invention technical problems to be solved
It is an object of the invention to overcome deadener felt of the prior art to pollute environment in production, easily human body was produced
It is quick, it is also easy to produce deformation and deficiency the problems such as its weatherability difference, there is provided a kind of production technology of flame-proof environmental protection combination mat, use
Not only sound-absorbing effect is good, good mechanical performance for the combination mat of technical scheme production, and environmentally friendly in process of production
Performance is high, and using in, assembling process human body will not being made to produce allergic symptom.
Technical scheme
To reach above-mentioned purpose, technical scheme provided by the invention is：
A kind of production technology of flame-proof environmental protection combination mat of the present invention, its step are as follows：
Step 1: feeding：It is 5 ~ 15D to select rugosity, and length is 30 ~ 100mm polyester staple fiber, rugosity is 6 ~ 15D, and length is
50 ~ 70mm non-woven fibre, feeding, pre- shredding are carried out respectively；
Step 2: grab cotton：Above-mentioned polyester staple fiber, non-woven fibre are mixed, after shredding, using carding machine by the terylene after shredding
Chopped fiber and non-woven fibre mixture are combed uniformly, and the crisscross lapping of above-mentioned mixture then is formed into fibre web through lapping machine；
Step 3: acupuncture I：Fibre web in step 2 is enumerated into acupuncture together and forms just type combination mat；
Step 4: leaching fire retardant liquid：First type combination mat is completely immersed in the tank liquor of cycli phosphate fat fire retardant liquid；
Step 5: mangle：First type combination mat Jing Guo step 4 is passed through into twin-roll, part fire retardant liquid is extruded；
Step 6: drying I：Drying and processing is carried out to the first type combination mat Jing Guo step 5；
Step 7: bake：First type combination mat Jing Guo step 6 is carried out baking processing；
Step 8: washing：Washing process is carried out to the first type combination mat Jing Guo step 7；
Step 9: drying II：Drying and processing is carried out to the first type combination mat Jing Guo step 8；
Step 10: acupuncture II：After carrying out acupuncture to the first type combination mat by step 9, moisture removal is removed in drying, forms combination mat.
As further improvement of the present invention, the weight of polyester staple fiber described in combination mat accounts for combination mat weight
65% ~ 77%, the weight of the non-woven fibre accounts for the 20% ~ 30% of combination mat weight, and the weight of the cycli phosphate fat fire retardant accounts for mixed
Close the 3% ~ 5% of felt weight.
As further improvement of the present invention, I points of acupuncture in the step 3 is：
（1）Upper acupuncture：Acupuncture needle frequency be 25 ~ 35HZ, needling density for 300 ~ 370 pins/centimetre2, depth of needling is 8 ~ 12mm；
（2）Lower acupuncture：Acupuncture needle frequency be 25 ~ 36HZ, needling density for 280 ~ 300 pins/centimetre2, depth of needling is 5 ~ 8mm.
As further improvement of the present invention, the solid content of the cycli phosphate fat fire retardant liquid in the step 4 for 8% ~
15%, pH value is 4 ~ 6.5, and the immersion time of first type combination mat is 3 ~ 6s.
As further improvement of the present invention, just the pick-up of liquid is on type combination mat in the step 5 mangle
65%~78%。
As further improvement of the present invention, the drying temperature in the step 6 drying I is 105 ~ 120 DEG C, described
Baking temperature during step 7 bakes is 160 ~ 180 DEG C, and it is 40 ~ 90 s to bake the time.
As further improvement of the present invention, the washing temperature in the step 8 washing is 40 ~ 50 DEG C.
As further improvement of the present invention, the drying temperature in the step 9 drying II is 105 ~ 115 DEG C, and is passed through
The moisture content for drying the first type combination mat after II steps is 0.5% ~ 2%.
As further improvement of the present invention, the acupuncture needle frequency in the step 10 acupuncture II is 30 ~ 35HZ, and acupuncture is close
Spend for 250 ~ 300 pins/centimetre2, depth of needling is 3 ~ 5mm.
As further improvement of the present invention, the thickness of combination mat is 4 ~ 20mm in the step 10, grammes per square metre is 350 ~
600 grams ms2, breaking strength is more than 0.8MPa, and tensile strength is more than 0.6 MPa.
Beneficial effect
Using technical scheme provided by the invention, compared with prior art, there is following remarkable result：
（1）The production technology of a kind of flame-proof environmental protection combination mat of the present invention, wherein by step 10 acupuncture II process effectively
Solve the problems, such as that sound-absorbing effect significantly reduces after Hquid, drying due to first type combination mat, while in acupuncture II
Using suitable acupuncture needle frequency, needling density, depth of needling, the intensity of combination mat, a side are on the one hand improved by this process
Face can by surface folding, tight, and interior tissue it is compact first type combination mat it is overall more fluffy, improve the sound-absorbing of combination mat
Effect, on the other hand unnecessary fire retardant in first type combination mat space can be eliminated, further increase the sound-absorbing effect of combination mat
Fruit.
（2）A kind of production technology of flame-proof environmental protection combination mat of the present invention, wherein by mangle, on the one hand make it that just type mixes
The each position for closing felt fully contacts fire retardant liquid, while causes the flame retardant amount phase contained by just on type combination mat per part
Deng to improve fire-retardant uniformity of the combination mat per part, on the other hand the appropriate amount for reducing just fire retardant liquid on type combination mat, has
The time dried in following step 6 drying I is shortened to effect, improves the production efficiency of combination mat.
（3）A kind of production technology of flame-proof environmental protection combination mat of the present invention, wherein, first using 105 ~ 120 DEG C of temperature
First type combination mat Jing Guo step 5 is dried, fully evaporated the moisture contained in first type combination mat by this process
Fall, because cycli phosphate fat fire retardant has high heat endurance, fall so this process only has moisture evaporation, and cycli phosphate fat is fire-retardant
Agent is attached to just on type combination mat；Then the first type combination mat Jing Guo step 6 is roasted using 160 ~ 180 DEG C of temperature again
Baking is handled, and this bakes processing and further cycli phosphate fat fire retardant can be combined closely with combination mat, improves ring on combination mat
The adhesive force of phosphate ester fire retardant, and then maintain anti-flammability of the combination mat during long-term use.
Embodiment
To further appreciate that present disclosure, the present invention is described in detail in conjunction with the embodiments.
Embodiment 1
A kind of production technology of flame-proof environmental protection combination mat of the present embodiment, its step are as follows：
Step 1: feeding：It is 5 ~ 15D to select rugosity, and length is 30 ~ 100mm polyester staple fiber, rugosity is 6 ~ 15D, and length is
50 ~ 70mm non-woven fibre, feeding, pre- shredding are carried out respectively；
Step 2: grab cotton：Above-mentioned polyester staple fiber, non-woven fibre are mixed, after shredding, using carding machine by the terylene after shredding
Chopped fiber and non-woven fibre mixture are combed uniformly, and the crisscross lapping of above-mentioned mixture then is formed into fibre web through lapping machine；
Step 3: acupuncture I：Fibre web in step 2 is enumerated into acupuncture together and forms just type combination mat, I points of acupuncture is：
（1）Upper acupuncture：Acupuncture needle frequency be 25 ~ 35HZ, needling density for 300 ~ 370 pins/centimetre2, depth of needling is 8 ~ 12mm；
（2）Lower acupuncture：Acupuncture needle frequency be 25 ~ 36HZ, needling density for 280 ~ 300 pins/centimetre2, depth of needling is 5 ~ 8mm, this
Place what deserves to be explained is, upper acupuncture refers to carry out acupuncture to the fibre web enumerated from the top down, and lower acupuncture refers to from bottom to top to sieve
The fibre web of row carries out acupuncture.
The present embodiment forms just type combination mat by the acupuncture I of step 3 first, and it is upper acupuncture and lower pin that acupuncture I, which is divided,
Two processes of thorn are completed, and can be enable the tow sides acupuncture of first type combination mat uniform by this process, on the one hand be improved
The thickness evenness of first type combination mat, on the other hand improve the intensity of first type combination mat, it is often more important that step 4 can be made
In fire retardant liquid lock in just type combination mat, be easy to just type combination mat contacted with fire retardant liquid.
Step 4: leaching fire retardant liquid：First type combination mat is completely immersed in the tank liquor of cycli phosphate fat fire retardant liquid, cycli phosphate
The solid content of fat fire retardant liquid is 8% ~ 15%, and pH value is 4 ~ 6.5, and the immersion time of first type combination mat is 3 ~ 6s, the present embodiment
Cycli phosphate fat fire retardant liquid has high heat endurance, low volatility and non-toxic, safe, and the present embodiment passes through will be just
3 ~ 6s in the tank liquor of type combination mat immersion cycli phosphate fat fire retardant liquid, you can make cycli phosphate fat fire retardant liquid be impregnated with just type mixing
Felt, this process is simple, excellent effect.
Step 5: mangle：First type combination mat Jing Guo step 4 is passed through into twin-roll, part fire retardant liquid extruded, just
The pick-up of liquid is 65% ~ 78% on type combination mat, and the present embodiment is by mangle, on the one hand so that each portion of first type combination mat
Position fully contact fire retardant liquid, while make it that the flame retardant amount contained by just on type combination mat per part is equal, it is mixed to improve
Fire-retardant uniformity of the felt per part is closed, on the other hand the appropriate amount for reducing just fire retardant liquid on type combination mat, is effectively shortened
The time dried in following step 6 drying I, improve the production efficiency of combination mat.
Step 6: drying I：Drying and processing is carried out to the first type combination mat Jing Guo step 5, drying temperature is 105 ~ 120
℃；
Step 7: bake：First type combination mat Jing Guo step 6 is carried out to bake processing, baking temperature is 160 ~ 180 DEG C, is baked
Time is 40 ~ 90 s, and the present embodiment is dried using 105 ~ 120 DEG C of temperature to the first type combination mat Jing Guo step 5 first
It is dry, the moisture contained in first type combination mat is fully evaporated by this process, because cycli phosphate fat fire retardant has high heat
Stability, fall so this process only has moisture evaporation, and cycli phosphate fat fire retardant is attached to just on type combination mat；Then again will be through
The first type combination mat for crossing step 6 carries out baking processing using 160 ~ 180 DEG C of temperature, and this bakes processing can be further by ring
Phosphate ester fire retardant is combined closely with combination mat, improves the adhesive force of cycli phosphate fat fire retardant on combination mat, and then is maintained
Anti-flammability of the combination mat during long-term use.
Step 8: washing：Washing process is carried out to the first type combination mat Jing Guo step 7, washing temperature is 40 ~ 50 DEG C, is led to
Crossing this process effectively can remove the fire retardant of first type combination mat remained on surface, improve the smooth of first type combination mat surface
Degree.
Step 9: drying II：Drying and processing is carried out to the first type combination mat Jing Guo step 8, dries the drying temperature in II
For 105 ~ 115 DEG C, and the moisture content of the first type combination mat after drying II steps is 0.5% ~ 2%.
Step 10: acupuncture II：After carrying out acupuncture to the first type combination mat by step 9, moisture removal is removed in drying, is formed mixed
Felt is closed, wherein, the weight of polyester staple fiber accounts for the 65% ~ 77% of combination mat weight in combination mat, and the weight of non-woven fibre accounts for mixing
The 20% ~ 30% of felt weight, the weight of cycli phosphate fat fire retardant account for the 3% ~ 5% of combination mat weight, and the acupuncture needle frequency in acupuncture II is
30 ~ 35HZ, needling density be 250 ~ 300 pins/centimetre2, depth of needling is 3 ~ 5mm.
First type combination mat by washing is carried out drying and processing by the present embodiment using 105 ~ 115 DEG C of temperature, and is passed through
The moisture content for controlling the first type combination mat after drying II steps is 0.5% ~ 2%, has certain humidity herein, it is ensured that in acupuncture II works
Reduce the frictional force between pin and fiber in sequence, and then reduce the destruction to flame retardant coating.
It is worth emphasizing that：The present embodiment soaks fire retardant liquid by first type combination mat and obtains flame retardant effect, avoids at present
Deadener felt carry out hot setting using powdered flame retardant curing agent and base material during its production and form deadener felt
The drawbacks of, and the present embodiment is by the way that step 5 mangle, step 6 dry I, step 7 bakes three processes and can hinder cycli phosphate fat
Combustion agent is closely adhered on each position of combination mat, improves the anti-flammability of combination mat and fire-retardant uniformity.
There is individual problem to should be noted that type combination mat after Hquid, drying, always causes its surface originally
It is fold, tight, and interior tissue is compact, to cause the sound-absorbing effect of combination mat to significantly reduce, but the present embodiment passes through step
Ten acupuncture II process efficiently solve due to first type combination mat by Hquid, drying after sound-absorbing effect significantly reduce
The problem of, while on the one hand improved by this process using suitable acupuncture needle frequency, needling density, depth of needling in acupuncture II
The intensity of combination mat, on the one hand can be by surface folding, tight, and overall more Gabon of first type combination mat that interior tissue is compact
Pine, the sound-absorbing effect of combination mat is improved, on the other hand unnecessary fire retardant in first type combination mat space can be eliminated, further
Improve the sound-absorbing effect of combination mat.
The thickness of the present embodiment finished product combination mat is 4 ~ 20mm, and grammes per square metre is 350 ~ 600 grams ms2, wherein passing through rational work
Skill process and parameter setting so that combination mat breaking strength is more than 0.8MPa, and tensile strength is more than 0.6 MPa, greatly meets
The demand in market.
The present embodiment combination mat uses polyester staple fiber, non-woven fibre as base material, when combination mat is applied to as sound absorbing layer
Air-conditioning heating state, because polyester staple fiber water absorption rate is low, even if outer machine copper pipe produces condensed water, it will not also make its softening,
And phenomena such as embrittlement, aging are less prone in air-conditioning During Process of Long-term Operation, good weatherability, while contain part nothing in combination mat
Spinning fiber is base material, significantly improves the sound-absorbing effect of combination mat.
Claims (10)
1. a kind of production technology of flame-proof environmental protection combination mat, it is characterised in that its step is as follows：
Step 1: feeding：It is 5 ~ 15D to select rugosity, and length is 30 ~ 100mm polyester staple fiber, rugosity is 6 ~ 15D, and length is
50 ~ 70mm non-woven fibre, feeding, pre- shredding are carried out respectively；
Step 2: grab cotton：Above-mentioned polyester staple fiber, non-woven fibre are mixed, after shredding, using carding machine by the terylene after shredding
Chopped fiber and non-woven fibre mixture are combed uniformly, and the crisscross lapping of above-mentioned mixture then is formed into fibre web through lapping machine；
Step 3: acupuncture I：Fibre web in step 2 is enumerated into acupuncture together and forms just type combination mat；
Step 4: leaching fire retardant liquid：First type combination mat is completely immersed in the tank liquor of cycli phosphate fat fire retardant liquid；
Step 5: mangle：First type combination mat Jing Guo step 4 is passed through into twin-roll, part fire retardant liquid is extruded；
Step 6: drying I：Drying and processing is carried out to the first type combination mat Jing Guo step 5；
Step 7: bake：First type combination mat Jing Guo step 6 is carried out baking processing；
Step 8: washing：Washing process is carried out to the first type combination mat Jing Guo step 7；
Step 9: drying II：Drying and processing is carried out to the first type combination mat Jing Guo step 8；
Step 10: acupuncture II：After carrying out acupuncture to the first type combination mat by step 9, moisture removal is removed in drying, forms combination mat.
A kind of 2. production technology of flame-proof environmental protection combination mat according to claim 1, it is characterised in that：Described in combination mat
The weight of polyester staple fiber accounts for the 65% ~ 77% of combination mat weight, the weight of the non-woven fibre account for combination mat weight 20% ~
30%, the weight of the cycli phosphate fat fire retardant accounts for the 3% ~ 5% of combination mat weight.
A kind of 3. production technology of flame-proof environmental protection combination mat according to claim 2, it is characterised in that：In the step 3
Acupuncture I points be：
（1）Upper acupuncture：Acupuncture needle frequency be 25 ~ 35HZ, needling density for 300 ~ 370 pins/centimetre2, depth of needling is 8 ~ 12mm；
（2）Lower acupuncture：Acupuncture needle frequency be 25 ~ 36HZ, needling density for 280 ~ 300 pins/centimetre2, depth of needling is 5 ~ 8mm.
A kind of 4. production technology of flame-proof environmental protection combination mat according to claim 1, it is characterised in that：In the step 4
Cycli phosphate fat fire retardant liquid solid content be 8% ~ 15%, pH value be 4 ~ 6.5, the immersion time of first type combination mat is 3 ~ 6s.
A kind of 5. production technology of flame-proof environmental protection combination mat according to claim 1, it is characterised in that：The step 5 is rolled
Just the pick-up of liquid is 65% ~ 78% on type combination mat in liquid.
A kind of 6. production technology of flame-proof environmental protection combination mat according to claim 5, it is characterised in that：The step 6 is dried
Drying temperature in dry I is 105 ~ 120 DEG C, and the baking temperature during the step 7 bakes is 160 ~ 180 DEG C, bakes the time as 40
~90 s。
A kind of 7. production technology of flame-proof environmental protection combination mat according to claim 1, it is characterised in that：The step 8 water
Washing temperature in washing is 40 ~ 50 DEG C.
A kind of 8. production technology of flame-proof environmental protection combination mat according to claim 3, it is characterised in that：The step 9 is dried
Drying temperature in dry II is 105 ~ 115 DEG C, and the moisture content of the first type combination mat after drying II steps is 0.5% ~ 2%.
A kind of 9. production technology of flame-proof environmental protection combination mat according to claim 8, it is characterised in that：The step 10 pin
Acupuncture needle frequency in thorn II be 30 ~ 35HZ, needling density for 250 ~ 300 pins/centimetre2, depth of needling is 3 ~ 5mm.
A kind of 10. production technology of flame-proof environmental protection combination mat according to claim 9, it is characterised in that：The step 10
The thickness of middle combination mat is 4 ~ 20mm, and grammes per square metre is 350 ~ 600 grams ms2, breaking strength is more than 0.8MPa, and tensile strength is more than 0.6
MPa。
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| CN201710468388.1A CN107630291A (en) | 2017-06-20 | 2017-06-20 | A kind of production technology of flame-proof environmental protection combination mat |
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| CN201710468388.1A CN107630291A (en) | 2017-06-20 | 2017-06-20 | A kind of production technology of flame-proof environmental protection combination mat |
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ID=61099145
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| CN201710468388.1A Pending CN107630291A (en) | 2017-06-20 | 2017-06-20 | A kind of production technology of flame-proof environmental protection combination mat |
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| CN111893641A (en) * | 2020-08-04 | 2020-11-06 | 芜湖利通新材料有限公司 | Production process of flame-retardant environment-friendly mixed felt |
| CN111907141A (en) * | 2020-08-04 | 2020-11-10 | 芜湖利通新材料有限公司 | Sound-absorbing noise-reducing flame-retardant material and preparation method thereof |
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| CN111893641A (en) * | 2020-08-04 | 2020-11-06 | 芜湖利通新材料有限公司 | Production process of flame-retardant environment-friendly mixed felt |
| CN111907141A (en) * | 2020-08-04 | 2020-11-10 | 芜湖利通新材料有限公司 | Sound-absorbing noise-reducing flame-retardant material and preparation method thereof |
| CN111907141B (en) * | 2020-08-04 | 2021-03-30 | 芜湖利通新材料有限公司 | Sound-absorbing noise-reducing flame-retardant material and preparation method thereof |
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Application publication date: 20180126 |