CN108128011A - A kind of preparation method and its fiberboard of non-woven fabrics fiber plate - Google Patents
A kind of preparation method and its fiberboard of non-woven fabrics fiber plate Download PDFInfo
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- CN108128011A CN108128011A CN201711360900.7A CN201711360900A CN108128011A CN 108128011 A CN108128011 A CN 108128011A CN 201711360900 A CN201711360900 A CN 201711360900A CN 108128011 A CN108128011 A CN 108128011A
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- fiber
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
- B32B2260/021—Fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/04—Impregnation, embedding, or binder material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/101—Glass fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
- B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
- B32B2307/7145—Rot proof, resistant to bacteria, mildew, mould, fungi
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2419/00—Buildings or parts thereof
Abstract
A kind of preparation method and its fiberboard of non-woven fabrics fiber plate, are related to composite board field, processing step includes：1) resin mixes；2) cloth is spread；3) starching infiltrates；4) it flattens；5) hot pressing can effectively reduce technology difficulty, produce each size, high, pollution-free, stay in grade the fiberboard of intensity, and energy secondary recovery utilizes, less waste pollution.
Description
Technical field
The present invention relates to composite board fields, and in particular to a kind of preparation method and its fiberboard of non-woven fabrics fiber plate.
Background technology
Fiberboard is initiated by the artificial board of nineteen nineties, using plant fiber as raw material, addition bonding
Agent is suppressed under conditions of heating is pressurizeed.It has many advantages, such as fine and closely woven even structure, material, impact resistance and easy processing；Extensively
It is general to be used for the fields such as building materials, furniture, household electrical appliance, musical instrument, vehicle and shipbuilding, and use scope expands year by year.
However, the density of traditional plant fibre density plate is big, same volume density board weight is several times of common wood；Stablize
Property is poor, not corrosion-resistant, easily mildews and is destroyed by insect, moisture resistance is poor；Primary raw material is plant fiber and bonding glue, is easily fired
It burns；It needs that a large amount of timber is used to consume greatly environmental resource, production link is more, and production cost is also higher as Raw material processing；It is raw
Largely the harmful substance such as benzene, formaldehyde can be discharged in later stage use for a long time, long-term damage makes using binder during production
User's health；Production link is more and can generate a large amount of waste water, exhaust gas, pollutes environment.
Non-woven fabrics (English name：Non Woven Fabric or Nonwoven cloth) nonwoven fabric is also known as, it is by orienting
Or random fiber and form, be environment-friendly materials of new generation, cloth be called due to the appearance with cloth and certain performances.Nonwoven
Cloth have it is moisture-proof, ventilative, flexible, light, not combustion-supporting, easy decompose, it is nontoxic it is nonirritant, rich in color, cheap, can follow
The features such as ring is used again.Synthetic fibers of the polyester that polyester fiber is formed as organic dibasic acid and dihydric alcohol polycondensation obtained by through spinning.
There is light, soft, nontoxic non-stimulated, antibiotic property and anti-chemical agent is good, physical durability is good.
Invention content
In order to solve the above problem of the prior art, the present invention provides a kind of preparation method of non-woven fabrics fiber plate, can
Technology difficulty is effectively reduced, produces each size, high, pollution-free, stay in grade the fiberboard of intensity, and energy secondary recovery profit
With less waste pollution.
A kind of preparation method of non-woven fabrics fiber plate, processing step include：
1) Pioloform, polyvinyl acetal phenol-formaldehyde resin modified with unsaturated-resin is mixed, adds in curing agent, stir and evenly mix, must set
Fat batch mixing；
2) by non-woven fabrics and glass fabric/carbon cloth, stack paving is several layer of cloths；
3) using resin batch mixing obtained by step 1), layer of cloth starching as obtained by high pressure implanter by step 2) simultaneously infiltrates,
Obtain resin infiltration layer of cloth；
4) by gained resin infiltration layer of cloth, Excess resin batch mixing is squeezed out by extruder, through calender by resin infiltration cloth
Layer leveling；
5) press heating pressurization is answered by high temperature, resin batch mixing is immersed in glass fabric and nonwoven layer, and glass
Fiber cloth melting combines together with resin, and solidifies and combine under curing agent effect；Cooling.
Wherein, glass fabric/carbon cloth refers to glass fabric, carbon cloth and glass fiber-carbon fiber and interweaves
At least one of cloth.
The method of the present invention uses Pioloform, polyvinyl acetal phenol-formaldehyde resin modified that can significantly improve resin to glass fibre
Cohesive force improves the brittleness of resin or carbon fibre is promoted to be merged with the physics of non-woven fabrics fiber as strand bridge, increases compound
The mechanical strength of material, and solidification rate is further reduced so as to advantageously reduce hot melting temperature and briquetting pressure.As modification
The preferred phenol formaldehyde resin of the phenolic resin.
Preferably, in step 1), the Pioloform, polyvinyl acetal phenol-formaldehyde resin modified, unsaturated-resin mixing and curing agent
Weight ratio be 1:(0.1-0.2):(0.01-0.05).
Preferably, in step 2), the layer of cloth laying sequence is non-woven fabrics-glass fabric/carbon cloth-nonwoven
Cloth-glass fabric/carbon cloth-non-woven fabrics, and each non-woven fabrics area layer of cloth is laid with one or more layers non-woven fabrics.
Preferably, in step 3), the starching material quantity of the resin batch mixing is (1-1.5) kg/m2。
Preferably, the sheet metal thickness of non-woven fabrics fiber plate is controlled by the total number of plies of non-woven fabrics and determined；Non-woven fabrics fiber plate
The number of plies ratio that plank hardness is laminated by glass fabric with non-woven fabrics is adjusted, (glass-fiber-fabric/carbon fiber cloth) and nonwoven layer
Number is than being preferably (1-3):1.Glass/carbon fibre and non-woven fibre number of plies ratio are bigger, and fiberboard hardness of the present invention is higher.The nonwoven
Cloth provides certain toughness, heat preservation and sound insulation value for fiberboard of the present invention.
Preferably, the curing agent is phenolic resin NL curing agent.
Preferably, in step 5), pressurization pressure is 600-800 tons/m2, heating temperature is 110-130 DEG C, the duration
≥3min。
The unsaturated-resin is fiberglass often with unsaturated-resin matrix, preferably unsaturated polyester (UP), epoxy resin or
Unsaturated phenolic resin.When the unsaturated-resin heat or initiator under the action of, be solidified into the insoluble macromolecule not melted
Network polymers, and the addition of modified resin and the enhancing of hybridized fiber skeleton, the various aspects such as heatproof, burn into mechanical strength
It can be greatly improved compared with ordinary resin casting matrix.
Preferably, the non-woven fabrics is polyester fiber non-woven fabric.
Preferably, processing step further includes after cooling, one or more of Length-fixing cutting, edging, stacking, storage.
The present invention brings resultant effect to include：
1. the non-woven fabrics fiber plate of the present invention, it is small to compare traditional wood-fiber board density, easy processing；2. non-woven fabrics and glass fibers
For Wei Bu/carbon cloth as compound skeleton, sheet forming intensity, toughness are high；3. non-woven fibre substituted plant fiber, and pass through nothing
Machine glass fibre is composite modified, and stability is good, corrosion-resistant, be not easy raw bacterium, it is infested, go mouldy；4. Pioloform, polyvinyl acetal modified phenolic
Resin improves carbon-forming performance, good anti-flammability is provided for plank under the premise of fusion performance is improved, since polyvinyl alcohol contracts
The addition of aldehyde, makes the concentration of phenolic resin in resin compound accordingly reduce, and has slowed down the solidification rate of resin, reduces molding pressure
Power, and pass through organic-inorganic interpenetrating skeleton and ensure heat resistance and anti-flammability；5. nonwoven cloth skeleton cures through resin infiltration hanging
Fusion forms hydridization interpenetrating networks, and the hydrolysis of good waterproof performance difficulty, bubble is without influence；6. it is not binded by traditional adhesive, it is formaldehydeless
Etc. harmful substances, and digestion period is long, and no small molecule volatilization is overflowed；7. production procedure is simple, cost is relatively low, in production link not
Generate sewage, exhaust gas the like waste；8. because of its stronger chemistry and thermal stability, the non-woven fabrics fiber plate after use is recyclable,
The binders hot pressing such as resin are added in after smashing, to make the life such as hard well lid, dustbin, external wall layer, building or industrial material
Material, secondary use.
Description of the drawings
Fig. 1 is the technological process of production schematic diagram of 1 preparation method of the embodiment of the present invention.
Wherein, the identical reference numeral of component identical in the accompanying drawings；Attached drawing is not drawn according to practical ratio.
Specific embodiment
It further illustrates the present invention with reference to the accompanying drawings and examples.
Embodiment 1
A kind of preparation method of non-woven fabrics fiber plate, as shown in Figure 1, processing step includes：
1) Pioloform, polyvinyl acetal phenol-formaldehyde resin modified with unsaturated-resin is mixed, adds in phenolic resin NL curing agent, stir
Mixing is mixed, obtains resin batch mixing.It is phenol formaldehyde resin as the modified phenolic resin.The Pioloform, polyvinyl acetal is modified phenol
The weight ratio of urea formaldehyde, unsaturated-resin mixing and curing agent is 10:1.5:0.3.This step uses Pioloform, polyvinyl acetal to be modified
Phenolic resin can significantly improve cohesive force of the resin to glass fibre, improve the brittleness of resin or promote as strand bridge
Merged into carbon fibre with the physics of non-woven fabrics fiber, increase the mechanical strength of composite material, and further reduce solidification rate so as to
Advantageously reduce briquetting pressure.
The unsaturated-resin is the unsaturated phenolic resin of fiberglass.When the unsaturated-resin is warm or initiator
Under effect, the insoluble macromolecule network polymers not melted, and the addition of modified resin and the enhancing of hybridized fiber skeleton are solidified into,
The various aspects of performance such as its heatproof, burn into mechanical strength are greatly improved compared with ordinary resin casting matrix.
2) it by non-woven fabrics and glass fabric/carbon cloth, is laid with and is laminated for 4 groups of layer of cloths.Layer of cloth described in every group is laid with
It is sequentially non-woven fabrics-glass fabric/carbon cloth-non-woven fabrics-glass fabric/carbon cloth-non-woven fabrics, and single group
In layer of cloth, each non-woven fabrics area is laid with layer of non-woven fabric, and the layer of cloth in glass fibre/carbon cloth area is laid with two layers, makes its (glass
Cloth/carbon fiber cloth)：The non-woven fabrics number of plies is than 2:1.Overall thickness 20mm is laminated in every group of ply gage 5mm.The present embodiment non-woven fabrics fiber
The sheet metal thickness of plate is controlled by the total number of plies of non-woven fabrics and determined；The plank hardness of non-woven fabrics fiber plate passes through glass fabric and nothing
The number of plies ratio that woven fabric is laminated is adjusted.Non-woven fabrics and (glass-fiber-fabric/carbon fiber cloth) number of plies ratio are bigger, and fiberboard hardness of the present invention is got over
It is high.The non-woven fabrics provides certain toughness, heat preservation and sound insulation value for fiberboard of the present invention.The non-woven fabrics is polyester fiber
Non-woven fabrics.
3) using resin batch mixing obtained by step 1), by epoxy polyurethane mixing weighing high pressure implanter, by step 2) institute
The layer of cloth starching obtained, the starching material quantity of resin batch mixing is 1.2kg/m2.5min is infiltrated, obtains resin infiltration layer of cloth.
4) by gained resin infiltration layer of cloth, Excess resin batch mixing is squeezed out by extruder, through calender by resin infiltration cloth
Layer leveling；
5) press heating pressurization is answered by 600-1000 tonnes of high temperature crawler type, pressurization pressure is 600 tons/m2, heating temperature
It is 110-130 DEG C to spend, duration 3min, resin batch mixing is immersed in glass fabric and nonwoven layer, and glass fabric
Melting combines together with resin, and solidifies and combine under the effect of phenolic resin NL curing agent, and sheet forming thickness is 10mm.
6) it after fiberboard cooling, using cutting machine Length-fixing cutting, using sander to cutting mouth edging, stacks, arrange
And it stores.
Wherein, glass fabric/carbon cloth, abbreviation glass-fiber-fabric/carbon fiber cloth, refer to glass fabric, carbon cloth and
At least one of glass fiber-carbon fiber interwoven.In the present embodiment, glass fabric/carbon cloth uses glass
Fiber and carbon fiber interwoven.
After testing：Non-woven fabrics fiber plate is made in the present embodiment, and thermal conductivity factor 0.0358W/mK, sound-proofing reach 28 points
Shellfish meets high-speed EMUs vehicle environmental protection tests standard.Unit board density is 180kg/m3,40 times smaller than steel plate, aluminium sheet is small by 14
Again, wood plywood is 7 times small, acid and alkali-resistance, waterproof, and cold and hot stability is strong.It is linear swollen also, between+30 DEG C and -30 DEG C
Swollen coefficient is 25*10-6(mm*k)-1, show that temperature change is small on the influence variation of its structure, deformability is low.Meanwhile material work
The superiority of skill determine entire production process without waste water, without exhaust gas, without dust, without waste, and process remaining corner and give up
Material can crush recycling and reuse, and setting is compressed to the products such as inspection well cover.
Embodiment 2
The present embodiment is implemented using 1 the method for embodiment, and the difference lies in the alternately laminated layer of cloth is 8
Group, (glass-fiber-fabric/carbon fiber cloth)：The non-woven fabrics number of plies is than 1:Overall thickness 40mm is laminated, in step 5) in 1, every group of ply gage 5mm
Heating temperature is 80 DEG C, 800 tons/m of pressurization pressure2, sheet forming thickness 20mm.
Above with reference to preferred embodiment, invention has been described, but protection scope of the present invention is not restricted to
This, any all technical solutions fallen within the scope of the appended claims are within the scope of the present invention.This hair is not being departed from
In the case of bright range, various improvement can be carried out to it and component therein can be replaced with equivalent.Especially, only
Otherwise there are structural conflict, items technical characteristic mentioned in the various embodiments can be combined in any way.
Claims (10)
1. a kind of preparation method of non-woven fabrics fiber plate, which is characterized in that processing step includes：
1) Pioloform, polyvinyl acetal phenol-formaldehyde resin modified with unsaturated-resin is mixed, adds in curing agent, stir and evenly mix, obtain resin and mix
Material；
2) by non-woven fabrics and glass fabric/carbon cloth, stack paving is several layer of cloths；
3) using resin batch mixing obtained by step 1), layer of cloth starching as obtained by high pressure implanter by step 2) simultaneously infiltrates, and must set
Fat infiltrates layer of cloth；
4) by gained resin infiltration layer of cloth, Excess resin batch mixing is squeezed out by extruder, it is through calender that resin infiltration layer of cloth is whole
It is flat；
5) press heating pressurization is answered by high temperature, resin batch mixing is immersed in glass fabric and nonwoven layer, and glass fibre
Cloth melting combines together with resin, and solidifies and combine under curing agent effect；Cooling；
Wherein, glass fabric/carbon cloth refers in glass fabric, carbon cloth and glass fiber-carbon fiber interwoven
At least one.
2. preparation method according to claim 1, it is characterised in that：In step 1), the Pioloform, polyvinyl acetal is modified
The weight ratio of phenolic resin, unsaturated-resin mixing and curing agent is 1:(0.1-0.2):(0.01-0.05).
3. preparation method according to claim 2, it is characterised in that：In step 2), the layer of cloth laying sequence is nothing
Woven fabric-glass fabric/carbon cloth-non-woven fabrics-glass fabric/carbon cloth-non-woven fabrics, and each non-woven fabrics area
Layer of cloth is laid with one or more layers non-woven fabrics.
4. preparation method according to claim 3, it is characterised in that：The sheet metal thickness of non-woven fabrics fiber plate passes through non-woven fabrics
Total number of plies control determines；The number of plies ratio that the plank hardness of non-woven fabrics fiber plate is laminated by glass fabric with non-woven fabrics is adjusted
Section, the number of plies ratio of (glass-fiber-fabric/carbon fiber cloth) and non-woven fabrics is preferably (1-3):1.
5. preparation method according to claim 2, it is characterised in that：In step 3), the starching of the resin batch mixing is used
Doses is (1-1.5) kg/m2。
6. preparation method according to any one of claims 1-5, it is characterised in that：In step 5), pressurization pressure is
600-800 tons/m2, heating temperature is 110-130 DEG C, the duration >=3min.
7. preparation method according to claim 6, it is characterised in that：In step 5), further include after cooling, scale is cut
Cut, edging, stacking, storage one or more of.
8. preparation method according to any one of claims 1-5, it is characterised in that：The curing agent is phenolic resin NL
Curing agent, the unsaturated-resin are preferably unsaturated polyester (UP), epoxy resin or unsaturated phenolic resin；.
9. preparation method according to any one of claims 1-5, it is characterised in that：The non-woven fabrics for polyester fiber without
Woven fabric.
10. a kind of non-woven fabrics fiber plate, which is characterized in that carried out by the preparation method as described in any one of claim 1-9
It prepares.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711360900.7A CN108128011A (en) | 2017-12-18 | 2017-12-18 | A kind of preparation method and its fiberboard of non-woven fabrics fiber plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711360900.7A CN108128011A (en) | 2017-12-18 | 2017-12-18 | A kind of preparation method and its fiberboard of non-woven fabrics fiber plate |
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| CN108128011A true CN108128011A (en) | 2018-06-08 |
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ID=62390418
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711360900.7A Pending CN108128011A (en) | 2017-12-18 | 2017-12-18 | A kind of preparation method and its fiberboard of non-woven fabrics fiber plate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112356199A (en) * | 2020-11-10 | 2021-02-12 | 贵州正安娜塔莎乐器制造有限公司 | Preparation method of guitar material |
| CN112406253A (en) * | 2020-11-18 | 2021-02-26 | 同高纺织化纤(深圳)有限公司 | Preparation method of non-woven fabric fiberboard and fiberboard thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102909935A (en) * | 2012-11-13 | 2013-02-06 | 沈阳信达信息科技有限公司 | Processing method of glass fiber composite board |
| CN103707610A (en) * | 2013-12-24 | 2014-04-09 | 唐地源 | Preparation method of fiber-reinforced composite board and obtained composite board |
-
2017
- 2017-12-18 CN CN201711360900.7A patent/CN108128011A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102909935A (en) * | 2012-11-13 | 2013-02-06 | 沈阳信达信息科技有限公司 | Processing method of glass fiber composite board |
| CN103707610A (en) * | 2013-12-24 | 2014-04-09 | 唐地源 | Preparation method of fiber-reinforced composite board and obtained composite board |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112356199A (en) * | 2020-11-10 | 2021-02-12 | 贵州正安娜塔莎乐器制造有限公司 | Preparation method of guitar material |
| CN112356199B (en) * | 2020-11-10 | 2022-03-25 | 贵州正安娜塔莎乐器制造有限公司 | Preparation method of guitar material |
| CN112406253A (en) * | 2020-11-18 | 2021-02-26 | 同高纺织化纤(深圳)有限公司 | Preparation method of non-woven fabric fiberboard and fiberboard thereof |
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