CN108329458A - A kind of glass fiber reinforced polyurethane composite plate and preparation method thereof - Google Patents
A kind of glass fiber reinforced polyurethane composite plate and preparation method thereof Download PDFInfo
- Publication number
- CN108329458A CN108329458A CN201810173178.4A CN201810173178A CN108329458A CN 108329458 A CN108329458 A CN 108329458A CN 201810173178 A CN201810173178 A CN 201810173178A CN 108329458 A CN108329458 A CN 108329458A
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- China
- Prior art keywords
- polyurethane
- component
- glass fiber
- fiber reinforced
- composite plate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/0405—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres
- C08J5/043—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres with glass fibres
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2101/00—Manufacture of cellular products
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
- C08J2375/08—Polyurethanes from polyethers
Abstract
The invention discloses a kind of glass fiber reinforced polyurethane composite plates, including following weight percentage components：Polyurethane component A 10% 50%；Polyurethane B component 10% 50%；Glass fibre 20% 70%；Wherein, polyurethane component A includes polyether polyol, water and auxiliary agent, and polyurethane B component is poly methylene poly phenyl poly isocyanate and its derivative；Glass fibre is short glass fiber.The invention also discloses a kind of preparation methods of glass fiber reinforced polyurethane composite plate.Compared with prior art, a kind of glass fiber reinforced polyurethane composite plate and preparation method thereof of the invention has the advantages that：The glass fiber reinforced polyurethane composite plate of the present invention has certain resistance to acid and alkali, nonhygroscopic, impact resistance, good flame resistance compared to traditional timber, has good weatherability, and good mechanical strength and nail-holding ability are kept within the scope of -40~+60 DEG C.
Description
Technical field
The invention belongs to technical field of composite materials, and in particular to a kind of glass fiber reinforced polyurethane composite plate and its preparation side
Method.
Background technology
As China's economy continues to develop, especially amount transport amount is continuously increased, the floor of existing means of transport and
Other fields increase extraordinary composite floor board demand, and original floor cannot be satisfied the market demand, and people urgently find one kind
High performance composite floor board.
Existing floor is timber or steel mostly, and timber resources needs a large amount of imports, and fire-retardant problem can not solve and ecology pressure
Power is big, and steel can increase transportation cost since the high dead weight of density is big.The resistance to acid and alkali of steel, toughness are all apparent simultaneously
It is insufficient.
Chinese patent CN104787125A discloses a kind of fiber reinforcement polyurethane foam automotive floor panel, a kind of fibre of proposition
Hard polyurethane foams are matrix, hard polyaminoester made of dimension enhancing polyurethane foam automotive floor panel is foamed by polyurethane resin
Have in foam the fibre reinforcement I being laid with along matrix width direction, fibre reinforcement I be glass fibre woven roving, 90 ° unidirectionally
One or more of cloth, satin it is compound.Since the fibre reinforcement on the polyurethane foam floor is along polyurethane matrix
Width direction is laid with, and the interlaminar strength on polyurethane foam floor is small, is susceptible to delamination phenomenon.
Invention content
Purpose of the invention is to overcome the shortcomings in the prior art, provide a kind of glass fiber reinforced polyurethane composite plate and
Preparation method.
First of the present invention is designed to provide a kind of glass fiber reinforced polyurethane composite plate, which is characterized in that including such as
The component of lower weight percent：
Polyurethane component A 10%-50%；
Polyurethane B component 10%-50%；
Glass fibre 20%-70%；
Wherein, polyurethane component A be one kind for being mixed by polyether polyol, water and auxiliary agent can reactive component, poly- ammonia
Ester B component is poly methylene poly phenyl poly isocyanate and its derivative；Glass fibre is short glass fiber.
According to a preferred embodiment of the invention, the length of the glass fibre is 1mm-14mm.
According to a preferred embodiment of the invention, the length of the glass fibre is 5mm-10mm.
According to a preferred embodiment of the invention, the auxiliary agent includes catalyst, fire retardant, anti-aging agent, foam stabilizer, levelling
Agent, crosslinking agent, foaming agent.
Second object of the present invention is a kind of preparation method of glass fiber reinforced polyurethane composite plate, which is characterized in that
Include the following steps：
Step (1), proportioning described in accordance with the claim 1 take polyurethane component A, are added in polyurethane foaming machine；
Step (2), proportioning described in accordance with the claim 1 take polyurethane B component, are added in polyurethane foaming machine；
Step (3), proportioning described in accordance with the claim 1 take glass fibre, are added in mixing machine；
It is added in mixing machine after step (4), polyurethane component A and the heating of polyurethane B component and is mixed with glass fibre；
Step (5) is added in preheated mold after mixing and is cured；
Step (6), product depanning obtain glass fiber reinforced polyurethane composite plate.
According to a preferred embodiment of the invention, the material temperature of the polyurethane component A described in step (4) and polyurethane B component is
20 DEG C~30 DEG C.
According to a preferred embodiment of the invention, the curing time described in step (5) is 1-4 hours.
Compared with prior art, a kind of glass fiber reinforced polyurethane composite plate of the invention and preparation method thereof has and has as follows
Beneficial effect：The glass fiber reinforced polyurethane composite plate of the present invention has certain resistance to acid and alkali, nonhygroscopic, impact resistance, anti-flammability
It is good, there is good weatherability, and good mechanical strength and nail-holding ability are kept within the scope of -40~+60 DEG C.
Specific implementation mode
Below in conjunction with specific embodiment, the present invention will be further described.It should be understood that following embodiment is merely to illustrate this
The range of invention and is not intended to limit the present invention.
Embodiment one
A kind of glass fiber reinforced polyurethane composite plate, includes the component of following weight：
Polyurethane component A 40kg；
Polyurethane B component 40kg；
Glass fibre 20kg；
Wherein, polyurethane component A be one kind for being mixed by polyether polyol, water and auxiliary agent can reactive component, poly- ammonia
Ester B component is poly methylene poly phenyl poly isocyanate and its derivative (such as modified MDI)；Glass fibre is length 5mm-10mm
Short glass fiber.The auxiliary agent includes catalyst, fire retardant, anti-aging agent, foam stabilizer, levelling agent, crosslinking agent, foaming agent.
A kind of preparation method of glass fiber reinforced polyurethane composite plate, includes the following steps：
Step (1) takes 40kg polyurethane component As, is added in polyurethane foaming machine；
Step (2) takes 40kg polyurethane B components, is added in polyurethane foaming machine；
Step (3) takes 20kg glass fibres, is added in mixing machine；
It is added in mixing machine after step (4), polyurethane component A and the heating of polyurethane B component and is mixed with glass fibre；
Step (5) is added in preheated mold after mixing and carries out curing 2 hours；
Step (6), product depanning obtain glass fiber reinforced polyurethane composite plate.
Embodiment two
A kind of glass fiber reinforced polyurethane composite plate, includes the component of following weight：
Polyurethane component A 35kg；
Polyurethane B component 35kg；
Glass fibre 30kg；
Wherein, polyurethane component A be one kind for being mixed by polyether polyol, water and auxiliary agent can reactive component, poly- ammonia
Ester B component is poly methylene poly phenyl poly isocyanate and its derivative (such as modified MDI)；Glass fibre is length 5mm-10mm
Short glass fiber.The auxiliary agent includes catalyst, fire retardant, anti-aging agent, foam stabilizer, levelling agent, crosslinking agent, foaming agent.
A kind of preparation method of glass fiber reinforced polyurethane composite plate, includes the following steps：
Step (1) takes 35kg polyurethane component As, is added in polyurethane foaming machine；
Step (2) takes 35kg polyurethane B components, is added in polyurethane foaming machine；
Step (3) takes 30kg glass fibres, is added in mixing machine；
It is added in mixing machine after step (4), polyurethane component A and the heating of polyurethane B component and is mixed with glass fibre；
Step (5) is added in preheated mold after mixing and carries out curing 3 hours；
Step (6), product depanning obtain glass fiber reinforced polyurethane composite plate.
Embodiment three
A kind of glass fiber reinforced polyurethane composite plate, includes the component of following weight：
Polyurethane component A 30kg；
Polyurethane B component 30kg；
Glass fibre 40kg；
Wherein, polyurethane component A be one kind for being mixed by polyether polyol, water and auxiliary agent can reactive component, poly- ammonia
Ester B component is poly methylene poly phenyl poly isocyanate and its derivative (such as modified MDI)；Glass fibre is length 5mm-10mm
Short glass fiber.The auxiliary agent includes catalyst, fire retardant, anti-aging agent, foam stabilizer, levelling agent, crosslinking agent, foaming agent.
A kind of preparation method of glass fiber reinforced polyurethane composite plate, includes the following steps：
Step (1) takes 30kg polyurethane component As, is added in polyurethane foaming machine；
Step (2) takes 30kg polyurethane B components, is added in polyurethane foaming machine；
Step (3) takes 40kg glass fibres, is added in mixing machine；
It is added in mixing machine after step (4), polyurethane component A and the heating of polyurethane B component and is mixed with glass fibre；
Step (5) is added in preheated mold after mixing and carries out curing 4 hours；
Step (6), product depanning obtain glass fiber reinforced polyurethane composite plate.
Example IV, performance data
Glass fiber reinforced polyurethane composite plate that one~embodiment of embodiment three obtains and using wood floors as comparative example
Performance data is as shown in table 1.
1 performance data of table
As shown in Table 1, the glass fiber reinforced polyurethane composite plate that one~embodiment of embodiment three obtains is keeping density and wood
Material is in the case of, and with the raising of content of glass fiber, compressive strength and nail-holding ability improve therewith, and than wood floors
Oxygen index (OI) is much higher, and flame retardant effect is apparent, while water absorption rate is far below timber.
The glass fiber reinforced polyurethane composite plate of the present invention utilizes composite wood using glass fibre and polyurethane composite strengthening
The high flame retardant of material, good high and low temperature and weatherability, may replace conventional wood panels.The glass fiber reinforced polyurethane of the present invention is compound
Plate has certain resistance to acid and alkali, nonhygroscopic, impact resistance, good flame resistance, has good weatherability, and -40~+60
Good mechanical strength and nail-holding ability are kept within the scope of DEG C.
Specific embodiments of the present invention are described in detail above, but it is only used as example, the present invention is not intended to limit
In particular embodiments described above.To those skilled in the art, it is any to the invention carry out equivalent modifications and replace
In generation, is also all among scope of the invention.Therefore, without departing from the spirit and scope of the invention made by impartial conversion and repair
Change, all should be contained within the scope of the invention.
Claims (7)
1. a kind of glass fiber reinforced polyurethane composite plate, which is characterized in that including following weight percentage components：
Polyurethane component A 10%-50%；
Polyurethane B component 10%-50%；
Glass fibre 20%-70%；
Wherein, polyurethane component A be one kind for being mixed by polyether polyol, water and auxiliary agent can reactive component, polyurethane B groups
It is divided into poly methylene poly phenyl poly isocyanate and its derivative；Glass fibre is short glass fiber.
2. a kind of glass fiber reinforced polyurethane composite plate according to claim 1, which is characterized in that the length of the glass fibre
Degree is 1mm-14mm.
3. a kind of glass fiber reinforced polyurethane composite plate according to claim 2, which is characterized in that the length of the glass fibre
Degree is 5mm-10mm.
4. a kind of glass fiber reinforced polyurethane composite plate according to claim 1, which is characterized in that the auxiliary agent includes catalysis
Agent, fire retardant, anti-aging agent, foam stabilizer, levelling agent, crosslinking agent, foaming agent.
5. a kind of preparation method of glass fiber reinforced polyurethane composite plate, which is characterized in that include the following steps：
Step (1), proportioning described in accordance with the claim 1 take polyurethane component A, are added in polyurethane foaming machine；
Step (2), proportioning described in accordance with the claim 1 take polyurethane B component, are added in polyurethane foaming machine；
Step (3), proportioning described in accordance with the claim 1 take glass fibre, are added in mixing machine；
It is added in mixing machine after step (4), polyurethane component A and the heating of polyurethane B component and is mixed with glass fibre；
Step (5) is added in preheated mold after mixing and is cured；
Step (6), product depanning obtain glass fiber reinforced polyurethane composite plate.
6. a kind of preparation method of glass fiber reinforced polyurethane composite plate according to claim 5, which is characterized in that step
(4) material temperature of polyurethane component A and polyurethane B component described in is 20 DEG C~30 DEG C.
7. a kind of preparation method of glass fiber reinforced polyurethane composite plate according to claim 5, which is characterized in that step
(5) curing time described in is 1-4 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810173178.4A CN108329458A (en) | 2018-03-02 | 2018-03-02 | A kind of glass fiber reinforced polyurethane composite plate and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810173178.4A CN108329458A (en) | 2018-03-02 | 2018-03-02 | A kind of glass fiber reinforced polyurethane composite plate and preparation method thereof |
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| Publication Number | Publication Date |
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| CN108329458A true CN108329458A (en) | 2018-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810173178.4A Pending CN108329458A (en) | 2018-03-02 | 2018-03-02 | A kind of glass fiber reinforced polyurethane composite plate and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111559153A (en) * | 2020-05-15 | 2020-08-21 | 龙钟江 | Polyurethane fiber reinforced structural plate and manufacturing process thereof |
| CN112592577A (en) * | 2020-12-14 | 2021-04-02 | 山东明珠材料科技有限公司 | Continuous preparation method of glass fiber reinforced polyurethane section |
| WO2021243652A1 (en) * | 2020-06-03 | 2021-12-09 | 湖南省普瑞达内装材料有限公司 | Environmentally-friendly thermally conductive polyurethane foam, preparation method therefor, and adhesive tape |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106671526A (en) * | 2016-10-21 | 2017-05-17 | 中国铁道科学研究院金属及化学研究所 | Fiber-reinforced composite plate, as well as preparation method and application thereof |
-
2018
- 2018-03-02 CN CN201810173178.4A patent/CN108329458A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106671526A (en) * | 2016-10-21 | 2017-05-17 | 中国铁道科学研究院金属及化学研究所 | Fiber-reinforced composite plate, as well as preparation method and application thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111559153A (en) * | 2020-05-15 | 2020-08-21 | 龙钟江 | Polyurethane fiber reinforced structural plate and manufacturing process thereof |
| WO2021243652A1 (en) * | 2020-06-03 | 2021-12-09 | 湖南省普瑞达内装材料有限公司 | Environmentally-friendly thermally conductive polyurethane foam, preparation method therefor, and adhesive tape |
| CN112592577A (en) * | 2020-12-14 | 2021-04-02 | 山东明珠材料科技有限公司 | Continuous preparation method of glass fiber reinforced polyurethane section |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20190617 Address after: 030800 Shuixiu Industrial Park, Taigu County, Jinzhong City, Shanxi Province Applicant after: Shanxi Gurui Technology Co., Ltd. Address before: 030800 Shuixiu Industrial and Trade Zone, Taigu County, Jinzhong City, Shanxi Province Applicant before: Shanxi coagulation force type material company limited |
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Effective date of registration: 20200521 Address after: 030800 Shanxi city of Jinzhong province Taigu County Water Industry and Trade Zone Applicant after: SHANXI NINGGULI NEW MATERIAL Co.,Ltd. Address before: 030800 Shuixiu Industrial Park, Taigu County, Jinzhong City, Shanxi Province Applicant before: Shanxi Gurui Technology Co., Ltd. |
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