CN107652415A - A kind of heating cure method of polymer matrix composites epoxy-resin systems - Google Patents
A kind of heating cure method of polymer matrix composites epoxy-resin systems Download PDFInfo
- Publication number
- CN107652415A CN107652415A CN201710816902.6A CN201710816902A CN107652415A CN 107652415 A CN107652415 A CN 107652415A CN 201710816902 A CN201710816902 A CN 201710816902A CN 107652415 A CN107652415 A CN 107652415A
- Authority
- CN
- China
- Prior art keywords
- epoxy
- resin systems
- heating cure
- resin
- polymer matrix
- Prior art date
- 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
-
- 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
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
-
- 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
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/20—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the epoxy compounds used
-
- 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
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
The invention belongs to aero-manufacturing technology field, is related to a kind of heating cure method of polymer matrix composites epoxy-resin systems.The epoxy-resin systems are applied to the manufacture of glass fiber resin based composites.Suitable for the heating cure of the epoxy-resin systems.Cold curing is simply possible to use in before epoxy-resin systems of the present invention, the proposition of this heating cure method enriches the curing of above-mentioned epoxy-resin systems.The hardening time that this heating cure method can effectively shorten above-mentioned epoxy-resin systems foreshortens to below 24h by 72h, and ensures that above-mentioned epoxy-resin systems are fully cured, implode does not occur in the curing process.
Description
Technical field
The invention belongs to aero-manufacturing technology field, is related to a kind of heating of polymer matrix composites epoxy-resin systems
Curing.
Background technology
Listed by table 1 be it is a kind of available for polymer matrix composites manufacture epoxy-resin systems, the epoxy-resin systems
Generally solidify at room temperature, curing is single, and cure cycle is longer (being usually 72h), has a strong impact on manufacturing schedule.Through looking into
Ask, do not provide the heating cure method of the epoxy-resin systems on each document, data, and material production firm can not also provide
Definite, the effective heating cure method of the epoxy-resin systems.
The epoxy-resin systems formula of table 1
| System component | Parts by weight |
| 850S epoxy resin | 100 |
| 303B curing agent | 25 |
| Acetone (analysis is pure) | 10 |
The content of the invention
The purpose of the present invention is：The curing of the above-mentioned epoxy-resin systems of horn of plenty, shortens above-mentioned epoxy-resin systems
Cure cycle, propose a kind of heating cure method of polymer matrix composites epoxy-resin systems.
Technical scheme
A kind of heating cure method of polymer matrix composites epoxy-resin systems, it is characterised in that use existing ring
The composite material parts to be solidified of epoxy resin system formula manufacture, should first hang 2h~3h, then solidifying between general work
In stove under the conditions of 50 DEG C~55 DEG C more than heating cure 4h, be stripped after cooling to room temperature with the furnace.
The formula of the epoxy-resin systems is：
The parts by weight of 850S epoxy resin 100, the parts by weight of 303B curing agent 25, the parts by weight of acetone 10.
Described acetone is pure to analyze.
The described epoxy-resin systems are applied to the manufacture of glass fiber resin based composites.
The curing workplace and curing oven should meet HB 5342-2012 requirement.
Beneficial effect
Advantages of the present invention：A kind of heating cure method of polymer matrix composites epoxy-resin systems, this heating are solid
Change method can enrich the curing of the epoxy-resin systems listed by table 1, change above-mentioned epoxy-resin systems and be only capable of cold curing
Present situation.The heating cure method can shorten the cure cycle of above-mentioned epoxy-resin systems, and 24h is foreshortened to by original 72h
Hereinafter, so as to shorten the manufacturing cycle, accelerate manufacturing schedule.The heating cure method can ensure above-mentioned epoxy-resin systems simultaneously
It is fully cured, and implode does not occur in the curing process.The composite to be solidified manufactured using above-mentioned epoxy-resin systems
Part, using the heating cure method, relative to the part of cold curing, can make part bending strength at least improve 10% with
Upper (test of bending strength is performed by GB/T 1449-2005).
Embodiment
A kind of heating cure method of polymer matrix composites epoxy-resin systems, it is characterised in that use the asphalt mixtures modified by epoxy resin
The composite material parts to be solidified of resin system manufacture, should first hang 2h~3h between general work, then in 50 in curing oven
DEG C~55 DEG C under the conditions of more than heating cure 4h, be stripped after then cooling to room temperature with the furnace.The epoxy-resin systems are matched somebody with somebody
Fang Wei：The parts by weight of 850S epoxy resin 100, the parts by weight of 303B curing agent 25, the parts by weight of acetone 10.Acetone is pure to analyze.
Above-mentioned epoxy-resin systems formula is shown in Table 1, and above-mentioned epoxy-resin systems are applied to the system of glass fiber compound material
Make.For between the general work of manufacture and curing oven should meet HB 5342-2012 requirement.
Embodiment 1
When implementing, various required instruments, assistant product should be prepared first, mould is cleared up and brush releasing agent；Secondly
Prepare material, including 850S epoxy resin, 303B curing agent, analysis pure acetone, and blanking glass fabric on request.Its
Secondary configuration epoxy-resin systems, first the 303B curing agent of 25 parts by weight is added in the 850S epoxy resin of 100 parts by weight and is stirred
Mix uniformly, the analysis pure acetone for then adding 10 parts by weight stirs, compound using selected technological forming on mould
Material parts, last heating cure part, part is first hung into 2h~3h between general work, then in 50 DEG C of bars in curing oven
Under part more than heating cure 4h, it is stripped after then cooling to room temperature with the furnace.
Embodiment 2
When implementing, various required instruments, assistant product should be prepared first, mould is cleared up and brush releasing agent；Secondly
Prepare material, including 850S epoxy resin, 303B curing agent, acetone (analysis is pure), and blanking glass fabric on request.
Secondly configuration epoxy-resin systems, the 303B curing agent of 25 parts by weight is first added in the 850S epoxy resin of 100 parts by weight simultaneously
Stir, the acetone (analysis is pure) for then adding 10 parts by weight stirs, using selected technological forming on mould
Composite material parts, last heating cure part, part is first hung into 2h~3h between general work, then in 55 in curing oven
Under the conditions of DEG C more than heating cure 4h, it is stripped after then cooling to room temperature with the furnace.
Claims (5)
- A kind of 1. heating cure method of polymer matrix composites epoxy-resin systems, it is characterised in that use the epoxy resin The composite material parts to be solidified of system manufacture, should first hang 2h~3h between general work, then in 50 DEG C in curing oven More than heating cure 4h under the conditions of~55 DEG C, it is stripped after then cooling to room temperature with the furnace.
- 2. the heating cure method of polymer matrix composites epoxy-resin systems according to claim 1, its feature exist In the formula of the epoxy-resin systems is：The parts by weight of 850S epoxy resin 100, the parts by weight of 303B curing agent 25, the parts by weight of acetone 10.
- 3. a kind of heating cure method of polymer matrix composites epoxy-resin systems according to claim 2, it is special Sign is that described acetone is pure to analyze.
- 4. the heating cure method of polymer matrix composites epoxy-resin systems according to claim 2, its feature exist In the described epoxy-resin systems are applied to the manufacture of glass fiber resin based composites.
- 5. the heating cure method of polymer matrix composites epoxy-resin systems according to claim 1, its feature exist In curing oven should meet HB 5342-2012 requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710816902.6A CN107652415A (en) | 2017-09-12 | 2017-09-12 | A kind of heating cure method of polymer matrix composites epoxy-resin systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710816902.6A CN107652415A (en) | 2017-09-12 | 2017-09-12 | A kind of heating cure method of polymer matrix composites epoxy-resin systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107652415A true CN107652415A (en) | 2018-02-02 |
Family
ID=61129582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710816902.6A Pending CN107652415A (en) | 2017-09-12 | 2017-09-12 | A kind of heating cure method of polymer matrix composites epoxy-resin systems |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107652415A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101186707A (en) * | 2007-11-15 | 2008-05-28 | 重庆长安汽车股份有限公司 | Glass fiber multilayer fabric enhanced epoxy resin composite material for automobile |
| CN102382320A (en) * | 2011-07-28 | 2012-03-21 | 同济大学 | Method for preparing carbon nanotube grafted glass fiber multiscale reinforcement reinforced epoxy resin composite |
| CN102532484A (en) * | 2011-12-14 | 2012-07-04 | 华东理工大学 | Epoxy resin composition and method for preparing prepreg and composite material by using same |
-
2017
- 2017-09-12 CN CN201710816902.6A patent/CN107652415A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101186707A (en) * | 2007-11-15 | 2008-05-28 | 重庆长安汽车股份有限公司 | Glass fiber multilayer fabric enhanced epoxy resin composite material for automobile |
| CN102382320A (en) * | 2011-07-28 | 2012-03-21 | 同济大学 | Method for preparing carbon nanotube grafted glass fiber multiscale reinforcement reinforced epoxy resin composite |
| CN102532484A (en) * | 2011-12-14 | 2012-07-04 | 华东理工大学 | Epoxy resin composition and method for preparing prepreg and composite material by using same |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180202 |