CN107584621A - A kind of wallboard base material containing China fir and preparation method thereof - Google Patents
A kind of wallboard base material containing China fir and preparation method thereof Download PDFInfo
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- CN107584621A CN107584621A CN201710990493.1A CN201710990493A CN107584621A CN 107584621 A CN107584621 A CN 107584621A CN 201710990493 A CN201710990493 A CN 201710990493A CN 107584621 A CN107584621 A CN 107584621A
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Abstract
The invention discloses a kind of wallboard base material containing China fir, the wallboard base material is made up of the raw material including following parts by weight：50 60 parts of fir powder, 20 30 parts of plastics, 13 16 parts of talcum powder, 0.5 0.7 parts of atoleine, 12 parts of polyol crosslink agent, 13 parts of antiager, 0.5 1 parts of polyvinyl acetate, 35 parts of adhesive for polyurethane；And provide its preparation method.Using China fir and plastics as main material, talcum powder obtains, the base material has good mechanical property, water-tolerant, will not be ftractureed during use the wallboard base material as filler after adding other additives through hot-forming.
Description
Technical field
The invention belongs to decorative materials technology, in particular it relates to a kind of wallboard base material containing China fir and its preparation
Method.
Background technology
China fir also known as：Sha Mu, husky tree etc., belong to Coniferales, Taxodiaceae arbor, up to 30 meters, the diameter of a cross-section of a tree trunk 1.3 meters above the ground is up to 2.5-3 rice；Bark
Taupe；Hibernaculum subcircular, male cone is coniform, female cone Dan Sheng, and cone oval is long 2.5-5 centimetres, 3-4 centimetres of footpath；Kind
Son is flat, covers fruit scale, and long avette or square are circular, and in April at florescence, cone late October is ripe.
Wood of Cunninghamia lanceolata yellow-white, sometimes heartwood band reddish tan, matter is softer, careful, aromatic, and texture is straight, easy processing, than
0.38 is weighed, corrosion resistant power is strong, is not eaten into and eaten by termite, is generally used for building, bridge, shipbuilding, ore pillar, and timber, electric pole, furniture and wood are fine
Tie up the raw material of industry.
Indoor wallboard started to be used by some large public buildings in recent years, have fashion attractive in appearance, it is durable in use and
The advantages of being easy to maintenance, its material is generally Wood-plastic material.The quality of wallboard base material directly determines the performance of wallboard, existing skill
Wallboard in art causes the defects of substrate mass is not high because raw material proportioning and production technology are unreasonable.
The content of the invention
First purpose of the present invention is to overcome drawbacks described above, there is provided a kind of wallboard base material containing China fir.
Second object of the present invention is to provide the preparation method of above-mentioned wallboard base material.
The purpose of the present invention implements by the following technical programs：
A kind of wallboard base material containing China fir, the wallboard base material are made up of the raw material including following parts by weight：
Fir powder 50-60 parts, plastics 20-30 parts, talcum powder 13-16 parts, atoleine 0.5-0.7 parts, polyol crosslink
Agent 1-2 parts, antiager 1-3 parts, polyvinyl acetate 0.5-1 parts, adhesive for polyurethane 3-5 parts.
Preferably, the wallboard base material is made up of the raw material of following parts by weight：
55 parts of fir powder, 23 parts of plastics, 14 parts of talcum powder, 0.6 part of atoleine, 1.6 parts of polyol crosslink agent, antiager
2 parts, 0.8 part of polyvinyl acetate, 4 parts of adhesive for polyurethane.
The preparation method of the above-mentioned wallboard base material containing China fir, China fir are peeled, and section, are washed, then use steamed
Boil, be sent into defibrator and carry out solution fibre, obtained Chinese Fir for Fibre dry, pulverize, and obtain fir powder, plastics are crushed, and are moulded
Feed powder, by fir powder, molding powder and talcum powder mix, heating, then add atoleine, polyol crosslink agent, antiager and
Polyvinyl acetate, it is mixed evenly, adds adhesive for polyurethane, be mixed evenly, obtain blend composition, by blend composition
Mould is injected, it is hot-forming, produce wallboard base material.
Further, methods described specifically comprises the following steps：
(1) China fir pre-processes
The bark of China fir is pruned, is then whittled into piece, obtained China fir piece is cleaned with water, then uses vapour cooking；
(2) defibrator process
The pretreated China fir piece of step (1) is sent into defibrator and carries out solution fibre, obtains Chinese Fir for Fibre；
(3) dry, crush
The Chinese Fir for Fibre that step (2) is obtained is dried, and is crushed, is obtained fir powder；
(4) plastic crushing
Plastics are crushed, obtain molding powder；
(5) mix, heat
The molding powder that fir powder that step (3) is obtained, step (4) obtain mixes with talcum powder, heats, then adds liquid
Body paraffin, polyol crosslink agent, antiager and polyvinyl acetate, are mixed evenly, and insulation, obtain compound；
(6) adhesive for polyurethane is added
Adhesive for polyurethane is added in the compound obtained to step (5), is mixed evenly, is incubated, obtains blend composition；
(7) hot pressing
The blend composition that step (6) is obtained injects mould, hot-forming, the demoulding, produces.
Further, in the step (1), the temperature of the steam is 160-180 DEG C, pressure 0.9-1.0Mpa,
Digestion time is 4-5min.
Further, in the step (2), the temperature of defibrator is 150-160 DEG C, pressure 0.6-0.7Mpa.
Further, in the step (3), the temperature of the drying is 70-75 DEG C, to Chinese Fir for Fibre moisture content≤
10%.
Further, in the step (5), the temperature of the heating is 120-130 DEG C, and the time of the insulation is
30-40min。
Further, in the step (6), the time of the insulation is 30-40min, and temperature is 120-130 DEG C.
Further, in the step (7), the pressure of hot pressing is 15Mpa, time 5-6h.
The invention has the advantages that：
Wallboard base material provided by the invention containing China fir, using China fir and plastics as main material, talcum powder as filler,
Obtained after adding other additives through hot-forming, the base material has a good mechanical property, water-tolerant, during use not
It can ftracture.
Embodiment
The preferred embodiments of the present invention are illustrated below, it will be appreciated that preferred embodiment described herein is only used
In the description and interpretation present invention, it is not intended to limit the present invention.
Embodiment 1
A kind of wallboard base material containing China fir, preparation method are as follows：
(1) China fir pre-processes
The bark of China fir is pruned, is then whittled into piece, obtained China fir piece is cleaned with water, then with 180 DEG C, 1.0MPa steam
Boiling 4min.
(2) defibrator process
Pretreated China fir piece feeding defibrator is subjected to solution fibre, obtains Chinese Fir for Fibre.The temperature of defibrator is 150
DEG C, pressure 0.6Mpa.
(3) dry, crush
Above-mentioned Chinese Fir for Fibre is dried to moisture content≤10% at 70-75 DEG C, then crushes, obtains fir powder.
(4) plastic crushing
Plastics are crushed, obtain molding powder.
(5) mix, heat
By weight, 14 parts of above-mentioned 55 parts of fir powder, 23 parts of molding powder and talcum powder are weighed, mixing, is heated to 120-
130 DEG C, 0.8 part of 0.6 part of atoleine, 1.6 parts of polyol crosslink agent, 2 parts of antiager and polyvinyl acetate are then added, is mixed
Conjunction stirs, and is incubated 35min, obtains compound.
(6) adhesive for polyurethane is added
4 parts of adhesive for polyurethane is added into above-mentioned compound, is mixed evenly, 35min is incubated at 120-130 DEG C,
Obtain blend composition.
(7) hot pressing
Above-mentioned blend composition is injected into mould, hot-forming, the pressure of hot pressing is 15Mpa, time 6h, the demoulding, is produced.
Embodiment 2
A kind of wallboard base material containing China fir, preparation method are as follows：
(1) China fir pre-processes
The bark of China fir is pruned, is then whittled into piece, obtained China fir piece is cleaned with water, then with 160 DEG C, 0.9MPa steam
Boiling 5min.
(2) defibrator process
Pretreated China fir piece feeding defibrator is subjected to solution fibre, obtains Chinese Fir for Fibre.The temperature of defibrator is 150
DEG C, pressure 0.6Mpa.
(3) dry, crush
Above-mentioned Chinese Fir for Fibre is dried to moisture content≤10% at 70-75 DEG C, then crushes, obtains fir powder.
(4) plastic crushing
Plastics are crushed, obtain molding powder.
(5) mix, heat
By weight, 13 parts of above-mentioned 60 parts of fir powder, 25 parts of molding powder and talcum powder are weighed, mixing, is heated to 120-
130 DEG C, then add 0.7 part of 0.7 part of atoleine, 1 part of polyol crosslink agent, 3 parts of antiager and polyvinyl acetate, mixing
Stir, be incubated 40min, obtain compound.
(6) adhesive for polyurethane is added
5 parts of adhesive for polyurethane is added into above-mentioned compound, is mixed evenly, 40min is incubated at 120-130 DEG C,
Obtain blend composition.
(7) hot pressing
Above-mentioned blend composition is injected into mould, hot-forming, the pressure of hot pressing is 15Mpa, time 5h, the demoulding, is produced.
Embodiment 3
A kind of wallboard base material containing China fir, preparation method are as follows：
(1) China fir pre-processes
The bark of China fir is pruned, is then whittled into piece, obtained China fir piece is cleaned with water, then with 180 DEG C, 1.0MPa steam
Boiling 4min.
(2) defibrator process
Pretreated China fir piece feeding defibrator is subjected to solution fibre, obtains Chinese Fir for Fibre.The temperature of defibrator is 160
DEG C, pressure 0.7Mpa.
(3) dry, crush
Above-mentioned Chinese Fir for Fibre is dried to moisture content≤10% at 70-75 DEG C, then crushes, obtains fir powder.
(4) plastic crushing
Plastics are crushed, obtain molding powder.
(5) mix, heat
By weight, 16 parts of above-mentioned 50 parts of fir powder, 20 parts of molding powder and talcum powder are weighed, mixing, is heated to 120-
130 DEG C, 0.6 part of 0.5 part of atoleine, 2 parts of polyol crosslink agent, 2.5 parts of antiager and polyvinyl acetate are then added, is mixed
Conjunction stirs, and is incubated 30min, obtains compound.
(6) adhesive for polyurethane is added
4.5 parts of adhesive for polyurethane is added into above-mentioned compound, is mixed evenly, is incubated at 120-130 DEG C
35min, obtain blend composition.
(7) hot pressing
Above-mentioned blend composition is injected into mould, hot-forming, the pressure of hot pressing is 15Mpa, time 5h, the demoulding, is produced.
Embodiment 4
A kind of wallboard base material containing China fir, preparation method are as follows：
(1) China fir pre-processes
The bark of China fir is pruned, is then whittled into piece, obtained China fir piece is cleaned with water, then with 160 DEG C, 0.9MPa steam
Boiling 5min.
(2) defibrator process
Pretreated China fir piece feeding defibrator is subjected to solution fibre, obtains Chinese Fir for Fibre.The temperature of defibrator is 160
DEG C, pressure 0.7Mpa.
(3) dry, crush
Above-mentioned Chinese Fir for Fibre is dried to moisture content≤10% at 70-75 DEG C, then crushes, obtains fir powder.
(4) plastic crushing
Plastics are crushed, obtain molding powder.
(5) mix, heat
By weight, 15 parts of above-mentioned 57 parts of fir powder, 30 parts of molding powder and talcum powder are weighed, mixing, is heated to 120-
130 DEG C, then add 1 part of 0.5 part of atoleine, 1.5 parts of polyol crosslink agent, 1 part of antiager and polyvinyl acetate, mixing
Stir, be incubated 40min, obtain compound.
(6) adhesive for polyurethane is added
3 parts of adhesive for polyurethane is added into above-mentioned compound, is mixed evenly, 30min is incubated at 120-130 DEG C,
Obtain blend composition.
(7) hot pressing
Above-mentioned blend composition is injected into mould, hot-forming, the pressure of hot pressing is 15Mpa, time 6h, the demoulding, is produced.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, although with reference to foregoing reality
Apply example the present invention is described in detail, for those skilled in the art, it still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic.All essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (10)
1. a kind of wallboard base material containing China fir, it is characterised in that the wallboard base material is by including the raw material systems of following parts by weight
Into：
Fir powder 50-60 parts, plastics 20-30 parts, talcum powder 13-16 parts, atoleine 0.5-0.7 parts, polyol crosslink agent 1-2
Part, antiager 1-3 parts, polyvinyl acetate 0.5-1 parts, adhesive for polyurethane 3-5 parts.
2. the wallboard base material according to claim 1 containing China fir, it is characterised in that the wallboard base material is by following weight
The raw material of part is made：
55 parts of fir powder, 23 parts of plastics, 14 parts of talcum powder, 0.6 part of atoleine, 1.6 parts of polyol crosslink agent, 2 parts of antiager,
0.8 part of polyvinyl acetate, 4 parts of adhesive for polyurethane.
3. the preparation method of the wallboard base material containing China fir described in claim 1-2, it is characterised in that China fir is peeled, section,
Washed, then with vapour cooking, be sent into defibrator and carry out solution fibre, obtained Chinese Fir for Fibre dry, pulverize, and obtain China fir
Powder, plastics are crushed, and obtain molding powder, by fir powder, molding powder and talcum powder mix, heating, then add atoleine,
Polyol crosslink agent, antiager and polyvinyl acetate, are mixed evenly, and add adhesive for polyurethane, mix equal
It is even, blend composition is obtained, blend composition is injected into mould, it is hot-forming, produce wallboard base material.
4. the preparation method of the wallboard base material according to claim 3 containing China fir, it is characterised in that methods described is specific
Comprise the following steps：
(1) China fir pre-processes
The bark of China fir is pruned, is then whittled into piece, obtained China fir piece is cleaned with water, then uses vapour cooking；
(2) defibrator process
The pretreated China fir piece of step (1) is sent into defibrator and carries out solution fibre, obtains Chinese Fir for Fibre；
(3) dry, crush
The Chinese Fir for Fibre that step (2) is obtained is dried, and is crushed, is obtained fir powder；
(4) plastic crushing
Plastics are crushed, obtain molding powder；
(5) mix, heat
The molding powder that fir powder that step (3) is obtained, step (4) obtain mixes with talcum powder, heats, and then adds liquid stone
Wax, polyol crosslink agent, antiager and polyvinyl acetate, are mixed evenly, and insulation, obtain compound；
(6) adhesive for polyurethane is added
Adhesive for polyurethane is added in the compound obtained to step (5), is mixed evenly, is incubated, obtains blend composition；
(7) hot pressing
The blend composition that step (6) is obtained injects mould, hot-forming, the demoulding, produces.
5. the preparation method of the wallboard base material according to claim 4 containing China fir, it is characterised in that the step (1)
In, the temperature of the steam is 160-180 DEG C, pressure 0.9-1.0Mpa, digestion time 4-5min.
6. the preparation method of the wallboard base material according to claim 4 containing China fir, it is characterised in that the step (2)
In, the temperature of defibrator is 150-160 DEG C, pressure 0.6-0.7Mpa.
7. the preparation method of the wallboard base material according to claim 4 containing China fir, it is characterised in that the step (3)
In, the temperature of the drying is 70-75 DEG C, to Chinese Fir for Fibre moisture content≤10%.
8. the preparation method of the wallboard base material according to claim 4 containing China fir, it is characterised in that the step (5)
In, the temperature of the heating is 120-130 DEG C, and the time of the insulation is 30-40min.
9. the preparation method of the wallboard base material according to claim 4 containing China fir, it is characterised in that the step (6)
In, the time of the insulation is 30-40min, and temperature is 120-130 DEG C.
10. the preparation method of the wallboard base material according to claim 4 containing China fir, it is characterised in that the step (7)
In, the pressure of hot pressing is 15Mpa, time 5-6h.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710990493.1A CN107584621A (en) | 2017-10-23 | 2017-10-23 | A kind of wallboard base material containing China fir and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710990493.1A CN107584621A (en) | 2017-10-23 | 2017-10-23 | A kind of wallboard base material containing China fir and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102838860A (en) * | 2011-06-23 | 2012-12-26 | 广东晨宝复合材料有限公司 | Formula and preparation method of wood-plastic composite material |
| CN102975272A (en) * | 2012-11-16 | 2013-03-20 | 广西丰林木业集团股份有限公司 | Inflaming retarding wood-plastic composite board and manufacturing method |
| CN103709774A (en) * | 2013-12-20 | 2014-04-09 | 黄山美森新材料科技有限公司 | Wood-plastic composite material and preparation method thereof |
| CN105082303A (en) * | 2015-03-27 | 2015-11-25 | 西南林业大学 | Method for preparing high-strength wood-plastic composite |
| CN106671242A (en) * | 2016-12-21 | 2017-05-17 | 兰州科天环保节能科技有限公司 | Zero-formaldehyde shaving board and manufacturing method thereof |
-
2017
- 2017-10-23 CN CN201710990493.1A patent/CN107584621A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102838860A (en) * | 2011-06-23 | 2012-12-26 | 广东晨宝复合材料有限公司 | Formula and preparation method of wood-plastic composite material |
| CN102975272A (en) * | 2012-11-16 | 2013-03-20 | 广西丰林木业集团股份有限公司 | Inflaming retarding wood-plastic composite board and manufacturing method |
| CN103709774A (en) * | 2013-12-20 | 2014-04-09 | 黄山美森新材料科技有限公司 | Wood-plastic composite material and preparation method thereof |
| CN105082303A (en) * | 2015-03-27 | 2015-11-25 | 西南林业大学 | Method for preparing high-strength wood-plastic composite |
| CN106671242A (en) * | 2016-12-21 | 2017-05-17 | 兰州科天环保节能科技有限公司 | Zero-formaldehyde shaving board and manufacturing method thereof |
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Application publication date: 20180116 |