CN105383139A - Light flame-retardant fiber plate sandwiched phenolic foam composite plate and manufacturing method thereof - Google Patents
Light flame-retardant fiber plate sandwiched phenolic foam composite plate and manufacturing method thereof Download PDFInfo
- Publication number
- CN105383139A CN105383139A CN201510987971.4A CN201510987971A CN105383139A CN 105383139 A CN105383139 A CN 105383139A CN 201510987971 A CN201510987971 A CN 201510987971A CN 105383139 A CN105383139 A CN 105383139A
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- China
- Prior art keywords
- flame retardant
- composite plate
- phenolic foam
- retardant fibre
- light
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/42—Layered products comprising a layer of synthetic resin comprising condensation resins of aldehydes, e.g. with phenols, ureas or melamines
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/12—Layered products comprising a layer of synthetic resin next to a 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
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1284—Application of adhesive
-
- 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
- B32B5/18—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 features of a layer of foamed 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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- 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
- B32B2266/00—Composition of foam
- B32B2266/02—Organic
- B32B2266/0214—Materials belonging to B32B27/00
- B32B2266/0278—Polyurethane
-
- 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
- B32B2307/304—Insulating
-
- 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
- B32B2307/718—Weight, e.g. weight per square meter
Abstract
The invention discloses a light flame-retardant fiber plate sandwiched phenolic foam composite plate which comprises an upper face layer, a lower face layer and a core layer. Flame-retardant fiber plates are adopted as the upper face layer and the lower face layer, hard phenolic foam is adopted as the core layer, an enhanced adhesive layer is added between every two layers, and the enhanced adhesive layers are prepared from 70.0-80.0 parts of enhanced adhesive, 1.0-5.0 parts of curing agent and 15.0-25.0 parts of flour. The manufacturing process flow comprises the following steps that the hard phenolic foam is subjected to two-face gluing manually or through a gluing machine, and the phenolic foam subjected to two-face gluing is placed on the flame-retardant fiber plates for blank assembling. According to composite plate blank assembling, after hot pressing is carried out for 0.5-10.0 min at the temperature of 100 DEG C to 200 DEG C, the composite plate is output. The bonding strength of the composite plate is improved, and meanwhile the composite plate has the performance of being light, preserving heat, insulating heat, retarding flames and preventing fire. The manufacturing method of the composite plate can achieve mechanical/automatic production, and the remarkable advantages of being high in production efficiency, low in manufacturing cost, simple in production process, high and stable in product quality and the like are achieved.
Description
Technical field
The invention belongs to composite board/material manufacturing technology field, particularly relate to a kind of light-duty flame retardant fibre plate holder core phenolic foam composite plate and manufacturing technology.
Background technology
Light-duty flame retardant fibre plate holder core phenolic foam composite plate is as upper and lower plane materiel by flame retardant fibre plate, with hard phenol formaldehyde foam for core, by the sandwich composite board that one-shot forming or secondary forming process (hot pressing or mode of colding pressing) are prepared from, also known as light-duty flame retardant fibre plate holder core hard phenolic foam composite plate.General density is less than or equal to 350kg/m
3sandwich composite board.
Interior/exterior decoration finishing material is the key factor determining building trade security, and the generation of a large amount of fire incident all shows, mainly uses combustible material to cause.Flame retardant fibre plate is a kind of artificial wood-based board, there is the features such as fire-retardant and easy secondary operations use, be widely used in the furniture of public place, floor and door-plate manufacture and indoor decorating field, but the defect such as self have that matter is heavy, thickness is little and thermal and insulating performance is poor, the scope of application is subject to a definite limitation.Wang Zhicai, Bai Peikang scholar points out at " Study and appliance of phenol formaldehyde foam and composite thereof " literary composition, phenol formaldehyde foam is a kind of lightweight, fire-retardant, insulation and heat insulation expanded plastic material, there is excellent difficulty combustion, low-smoke low-toxicity and heat endurance, but have that intensity is low, surface quality is poor, easy dry linting and the defect such as fragility is large.
Current, along with the development of material manufacturing technology, sandwich sandwich is more and more used widely.Hong Lu, Wang Meilan etc. " prediction of phenolic foam material industry development " the article pointed out, phenolic foam board is central layer mainly with phenolic foam, and surface pastes aluminium sheet, color steel or non-woven fabrics.And at present flame retardant fibre plate pastes phenolic foam products and also belongs to lab scale conceptual phase in market, also do not form mechanization/automation or industrialization is produced, the bottleneck problem such as cause that production efficiency is low, manufacturing cost is high and quality is unstable.How to overcome flame retardant fibre board and phenolic foam board self-defect, play the advantage of each material, solve the drawback that low or the of poor quality or difficulty of difficult combustion light composite material production efficiency realizes automated production, thus widen difficult combustion composite wood in applications such as industry and civil buildings warming plate, internal partition wall, roofing, ceilings, meet market place differentiation demand, to the development of promotion wood-based plate transition and upgrade, eliminate disaster hidden-trouble, ensure safety, significant.For solving above-mentioned technical bottleneck, the research light-duty flame retardant fibre plate holder core phenolic foam composite plate of invention and industrialization are produced significant.
Summary of the invention
The object of the invention is to for the deficiencies in the prior art, a kind of light-duty flame retardant fibre plate holder core phenolic foam composite plate and preparation method thereof is provided, widen it as field ranges of application such as non-structural building decoration, warming plate, partition wall, roofing, smallpoxes, eliminate disaster hidden-trouble, ensure safety.
Object of the present invention is achieved through the following technical solutions.
A kind of light-duty flame retardant fibre plate holder core phenolic foam composite plate, comprise upper layer, cutting optimal and sandwich layer, it is characterized in that, using flame retardant fibre board as upper layer, cutting optimal, with hard phenol formaldehyde foam for sandwich layer, it is characterized in that, interlayer is added with enhancement mode adhesive, and described enhancement mode adhesive layer is adhesive 70.0-80.0 part, curing agent 1.0-5.0 part, flour is 15.0-25.0 part, and each component is all used after Homogeneous phase mixing.
The thickness of described flame retardant fibre board upper layer is 1.0-45.0mm, and the thickness of described flame retardant fibre board cutting optimal is 1.0-45.0mm, and the thickness of described hard phenol formaldehyde foam sandwich layer is 10.0-450.0mm.
Described adhesive is any one or two or three arbitrary proportion mixture of phenolic resins or amino resins or isocyanates.
The glue-spread of described enhancement mode adhesive layer is 100.0kg-150.0kg/m
2.
The web-shaped of described light-duty flame retardant fibre plate holder core phenolic foam composite plate is arbitrary shape.
Further, the web-shaped of described light-duty flame retardant fibre plate holder core phenolic foam composite plate is square.
The book size of described light-duty flame retardant fibre plate holder core phenolic foam composite plate is 4 × 8 chis or 4 × 16 chis.
The preparation method of a kind of light-duty flame retardant fibre plate holder core phenolic foam composite plate of the present invention, adopt one-shot forming or secondary forming process, described technique is hot pressing or colds pressing.
The manufacturing process flow of a kind of light-duty flame retardant fibre plate holder core phenolic foam composite plate of the present invention comprises following:
1) hard phenol formaldehyde foam gluing manually or glue spreader carry out double spread, the phenol formaldehyde foam after double spread is placed on flame retardant fibre plate and carries out group embryo.
2) composite plate group embryo ejecting plate after temperature 100-200 DEG C of hot pressing 0.5-10.0min.
Manufacturing process flow can also comprise following further:
1) charging transplanter hook inhale flame retardant fibre plate be transported to press before loading cart on.
2) hard phenol formaldehyde foam gluing manually or glue spreader carry out double spread, the phenol formaldehyde foam after double spread is placed on flame retardant fibre plate and carries out group embryo.
3) press loading cart automatically composite plate group embryo is transported to hot press pressing plate on after automatically set back;
4) composite plate group embryo is after temperature 100-200 DEG C of hot pressing 0.5-10.0min, loading cart automatically enters lower platen and compressing composite plate to be pushed out on ejecting plate roller line and to locate, namely complete the manufacture of a light-duty flame retardant fibre plate holder core phenolic foam composite plate, repeat manufacture process and can realize suitability for industrialized production.
Relative to prior art, the present invention has following beneficial effect: containing enhancement mode adhesive layer in light-duty flame retardant fibre plate holder core phenolic foam composite plate of the present invention.While its adhesion strength of raising, give again composite material light, insulation, heat insulation and fire-retardant fireproof performance.Expand the scope of application of light-duty flame retardant fibre plate holder core phenolic foam composite plate.Method for composite material of the present invention can realize mechanization/automated production, has that production efficiency is high, a distinguishing feature such as the simple and quality high-quality stable of low cost of manufacture, production technology.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of the present invention
Fig. 2 is the structural representation of another kind of embodiment of the present invention
In figure, 1-fire resistance fibre flaggy, 2-enhancement mode adhesive layer, 3-phenol formaldehyde foam layer
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further.
Fig. 1 is a kind of example structure schematic diagram of the present invention, this light-duty flame retardant fibre plate holder core phenolic foam composite plate 1 is square, enhancement mode adhesive layer described in the present invention's light-duty flame retardant fibre plate holder core phenolic foam composite plate is any one or two or three arbitrary proportion mixture 75-80 part of phenolic resins or amino resins or isocyanates, curing agent 1-5 part, flour is 15.0-25.0 part, and each component mixes rear use all by weight.
It is adopt artificial or glue spreader to carry out gluing and metering on flame retardant fibre board or phenolic foam board face that enhancement mode adhesive described in this practicality applies using method.
Fig. 2 is another kind of example structure schematic diagram of the present invention, and thickness is 15.0-150.0mm, and enhancement mode adhesive layer use amount of the present invention is 100.0kg-150.0kg/m
3.
Flame retardant fibre plate holder core phenolic foam composite plate manufacturing process flow of the present invention is:
3) flame retardant fibre plate is placed into by fork truck and pushes away buttress position;
4) flame retardant fibre plate is inhaled by charging transplanting mechanism and is delivered on press dolly;
5) press dolly carries out phenol formaldehyde foam group embryo (after gluing), charging transplanting mechanism is inhaled and is covered second flame retardant fibre plate and be transported on slab cover alignment (completes composite plate group embryo);
6) the composite plate group embryo organized is transported on platen platform by press dolly;
7) after hot pressing 0.5-10.0min, release ejecting plate to (ejecting plate) roller line is located on 100-200 DEG C of hot-platen;
8) discharging transplanting mechanism (suction) press from both sides the composite plate of firm hot pressing ejecting plate and mobile stacking to assigned address;
9) last fork truck is transported finished product composite plate and is namely completed automated production manufacture process through room temperature placement health.
The present invention is by detecting the 10.0-450.0mm light-duty flame retardant fibre plate holder core phenolic foam composite plate produced, its adhesion strength >=0.08MPa, thermal conductivity factor≤0.045W/ (mk), the E1 level (≤1.5mg/L) that burst size of methanal specifies far below GB18580-2001, fire-retardant (fire prevention) performance reaches the B1 grade standard that GB/T8624-2012 specifies.
Experimental data proves, light-duty flame retardant fibre plate holder core phenolic foam composite plate of the present invention, not only has higher adhesion strength, have again composite material light, insulation, heat insulation and fire-retardant fireproof performance.Method for composite material of the present invention can realize mechanization/automated production, has that production efficiency is high, a distinguishing feature such as the simple and product quality high-quality stable of low cost of manufacture, production technology.
Claims (10)
1. a light-duty flame retardant fibre plate holder core phenolic foam composite plate, comprise upper layer, cutting optimal and sandwich layer, it is characterized in that, using flame retardant fibre board as upper layer, cutting optimal, with hard phenol formaldehyde foam for sandwich layer, it is characterized in that, interlayer is added with enhancement mode adhesive, and described enhancement mode adhesive layer is adhesive 70.0-80.0 part, curing agent 1.0-5.0 part, flour is 15.0-25.0 part, and each component is all used after Homogeneous phase mixing.
2. a light-duty flame retardant fibre plate holder core phenolic foam composite plate, it is characterized in that, the thickness of described flame retardant fibre board upper layer is 1.0-45.0mm, and the thickness of described flame retardant fibre board cutting optimal is 1.0-45.0mm, and the thickness of described hard phenol formaldehyde foam sandwich layer is 10.0-450.0mm.
3. one according to claim 1 light-duty flame retardant fibre plate holder core phenolic foam composite plate, is characterized in that, described adhesive is any one or two or three arbitrary proportion mixture of phenolic resins or amino resins or isocyanates.
4. light-duty flame retardant fibre plate holder core phenolic foam composite plate according to claim 1, the glue-spread of described enhancement mode adhesive layer is 100kg-150kg/m
2.
5. one according to claim 1 light-duty flame retardant fibre plate holder core phenolic foam composite plate, is characterized in that, the web-shaped of described light-duty flame retardant fibre plate holder core phenolic foam composite plate is arbitrary shape.
6. one according to claim 1 light-duty flame retardant fibre plate holder core phenolic foam composite plate, is characterized in that, the web-shaped of described light-duty flame retardant fibre plate holder core phenolic foam composite plate is square.
7. one according to claim 1 light-duty flame retardant fibre plate holder core phenolic foam composite plate, is characterized in that, the book size of described light-duty flame retardant fibre plate holder core phenolic foam composite plate is 4 × 8 chis or 4 × 16 chis.
8. the preparation method of a kind of light-duty flame retardant fibre plate holder core phenolic foam composite plate according to claim 1, is characterized in that, adopt one-shot forming or secondary forming process, described technique is hot pressing or colds pressing.
9. the preparation method of a kind of light-duty flame retardant fibre plate holder core phenolic foam composite plate according to claim 1, it is characterized in that, manufacturing process flow comprises following:
1) hard phenol formaldehyde foam gluing manually or glue spreader carry out double spread, the phenol formaldehyde foam after double spread is placed on flame retardant fibre plate and carries out group embryo.
2) composite plate group embryo ejecting plate after temperature 100-200 DEG C of hot pressing 0.5-10.0min.
10. the preparation method of a kind of light-duty flame retardant fibre plate holder core phenolic foam composite plate according to claim 1, it is characterized in that, manufacturing process flow comprises following:
1) charging transplanter hook inhale flame retardant fibre plate be transported to press before loading cart on.
2) hard phenol formaldehyde foam gluing manually or glue spreader carry out double spread, the phenol formaldehyde foam after double spread is placed on flame retardant fibre plate and carries out group embryo.
3) press loading cart automatically composite plate group embryo is transported to hot press pressing plate on after automatically set back;
4) composite plate group embryo is after temperature 100-200 DEG C of hot pressing 0.5-10.0min, loading cart automatically enters lower platen and compressing composite plate to be pushed out on ejecting plate roller line and to locate, and namely completes the manufacture of a light-duty flame retardant fibre plate holder core phenolic foam composite plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510987971.4A CN105383139A (en) | 2015-12-25 | 2015-12-25 | Light flame-retardant fiber plate sandwiched phenolic foam composite plate and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510987971.4A CN105383139A (en) | 2015-12-25 | 2015-12-25 | Light flame-retardant fiber plate sandwiched phenolic foam composite plate and manufacturing method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN105383139A true CN105383139A (en) | 2016-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510987971.4A Pending CN105383139A (en) | 2015-12-25 | 2015-12-25 | Light flame-retardant fiber plate sandwiched phenolic foam composite plate and manufacturing method thereof |
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| CN (1) | CN105383139A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106584948A (en) * | 2016-12-09 | 2017-04-26 | 浙江远成精工科技有限公司 | Anticorrosion heat insulation laminboard and preparation method thereof |
| CN107351851A (en) * | 2017-06-30 | 2017-11-17 | 徐卫国 | The manufacture method of high-speed maglev train composite plate |
| CN109182646A (en) * | 2018-09-27 | 2019-01-11 | 江苏金峰门业有限公司 | A kind of manufacturing method of the dedicated heat-preservation door and window of grain depot |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05162224A (en) * | 1991-11-25 | 1993-06-29 | Asahi Chem Ind Co Ltd | Flame-retardant heat-insulating board |
| CN101220614A (en) * | 2007-12-07 | 2008-07-16 | 厦门高特高新材料有限公司 | Polyurethane composite thermal insulation board, manufacturing method and application of the same |
| CN102352198A (en) * | 2011-09-13 | 2012-02-15 | 大连鹏鸿木业有限公司 | Preparation process for adhesive for ecological plate substrate |
| CN202208171U (en) * | 2011-09-19 | 2012-05-02 | 许瑞 | Fire-resistant phenolic aldehyde composite plate |
| CN103612424A (en) * | 2013-11-19 | 2014-03-05 | 大连天禄新材料有限公司 | Carbon fiber and hemp fiber composite board with flame-retardant function and manufacturing process of carbon fiber and hemp fiber composite board |
| CN104723417A (en) * | 2015-02-17 | 2015-06-24 | 中国林业科学研究院林产化学工业研究所 | Manufacturing method of flame-retardant phenolic foam sandwich board |
-
2015
- 2015-12-25 CN CN201510987971.4A patent/CN105383139A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05162224A (en) * | 1991-11-25 | 1993-06-29 | Asahi Chem Ind Co Ltd | Flame-retardant heat-insulating board |
| CN101220614A (en) * | 2007-12-07 | 2008-07-16 | 厦门高特高新材料有限公司 | Polyurethane composite thermal insulation board, manufacturing method and application of the same |
| CN102352198A (en) * | 2011-09-13 | 2012-02-15 | 大连鹏鸿木业有限公司 | Preparation process for adhesive for ecological plate substrate |
| CN202208171U (en) * | 2011-09-19 | 2012-05-02 | 许瑞 | Fire-resistant phenolic aldehyde composite plate |
| CN103612424A (en) * | 2013-11-19 | 2014-03-05 | 大连天禄新材料有限公司 | Carbon fiber and hemp fiber composite board with flame-retardant function and manufacturing process of carbon fiber and hemp fiber composite board |
| CN104723417A (en) * | 2015-02-17 | 2015-06-24 | 中国林业科学研究院林产化学工业研究所 | Manufacturing method of flame-retardant phenolic foam sandwich board |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106584948A (en) * | 2016-12-09 | 2017-04-26 | 浙江远成精工科技有限公司 | Anticorrosion heat insulation laminboard and preparation method thereof |
| CN107351851A (en) * | 2017-06-30 | 2017-11-17 | 徐卫国 | The manufacture method of high-speed maglev train composite plate |
| CN109182646A (en) * | 2018-09-27 | 2019-01-11 | 江苏金峰门业有限公司 | A kind of manufacturing method of the dedicated heat-preservation door and window of grain depot |
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Application publication date: 20160309 |