CN109929218A - Carbon fiber priming by vacuum epoxy resin - Google Patents
Carbon fiber priming by vacuum epoxy resin Download PDFInfo
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- CN109929218A CN109929218A CN201711350014.6A CN201711350014A CN109929218A CN 109929218 A CN109929218 A CN 109929218A CN 201711350014 A CN201711350014 A CN 201711350014A CN 109929218 A CN109929218 A CN 109929218A
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- epoxy resin
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Abstract
The present invention relates to blade of wind-driven generator, ship yacht and car body etc. more particularly to a kind of carbon fiber priming by vacuum epoxy resin in manufacturing process.A kind of carbon fiber priming by vacuum epoxy resin of the present invention includes: resin Composition: 127 50-70% of bisphenol A type epoxy resin；Bisphenol f type epoxy resin 17015-30%；Epoxide diluent BDGE 5-15%；And curing agent component: polyethers amine hardener D230 40-70%；Cyclohexanediamine DCH9920-30%；2 methyl pentamethylenediamine Dytek A 10-20%；Resin Composition and curing agent component are the composition after mixing according to the ratio of 100:30.Carbon fiber vacuum infusion resin blending viscosity of the invention is low, it is good with the wellability of carbon fiber, and operation working life is flexible, can carry out adjustment appropriate according to different curing agent, the quality of blade and car body product etc. is greatly improved, and helps to improve its production efficiency.
Description
Technical field
The present invention relates to blade of wind-driven generator, ship yacht and car bodies etc., more particularly to one kind is for producing system
Make the carbon fiber priming by vacuum epoxy resin in technique.
Background technique
Along with the development trend of world economy, energy offer, communications and transportation etc., which have, greatly to be developed and changes.?
Tap a new source of energy aspect, and wind-powered electricity generation is widely developed as a kind of opposite clear energy sources in China or even the whole world.Initially,
The blade of wind-driven generator is processed using metal production, but since properties, the blades such as the big, easy-to-rust of the density of metal are not easy to pacify
It is easily corroded when filling processing, and working under the harsh weather such as wind and weather for a long time, so that manufacture and maintenance cost are excessively high.
Meanwhile in terms of transportation, the demand of ship yacht and automobile etc. was all rapidly increasing in recent years.Same wind-driven generator
Blade is the same, ship yacht and automobile etc., throughout the year under the severe natural conditions such as seawater scouring or wind and weather.If making
It uses a large amount of metal materials as main body, due to the limitation of metal material, cost of manufacture and maintenance cost height is necessarily caused to inscribe.
To solve the above-mentioned problems, sight is invested high molecular material by people.Epoxy resin is a kind of height of function admirable
The engineering material of intensity, excellent weatherability are the best of blade, ship yacht and car body for making wind power system etc.
Selection.After itself and carbon fiber and glass fibre etc. carry out Compound Machining, in the excellent performance for showing resin system itself
Meanwhile the excellent performances such as the high intensity of carbon fiber and glass fibre, good insulating and corrosion resistance also available good table
It is existing.But there are many epoxy resin trade mark, and the property difference before the different trades mark is very big, further, normal with epoxy resin cooperation
Amine or the performance of the curing agent of anhydride be not also highly satisfactory, especially bright especially in the mechanical performance of material
It is aobvious.
Summary of the invention
Present invention seek to address that the above problem, provides a kind of carbon fiber priming by vacuum epoxy resin.Carbon fiber of the invention
Priming by vacuum epoxy resin blending viscosity is low, and particularly suitable vacuum technology can be such that the excellent performance of carbon fiber and glass obtains well
Performance, had both improved the quality of product, it helps improves production efficiency.
To solve the above problems, a kind of carbon fiber priming by vacuum epoxy resin of the present invention, it includes:
Resin Composition: 127 50-70% of bisphenol A type epoxy resin
170 15-30% of bisphenol f type epoxy resin
Epoxide diluent BDGE 5-15%；And curing agent component: polyethers amine hardener D230 40-70% cyclohexanediamine
DCH99 20-30%
2 methyl pentamethylenediamine Dytek A 10-20%
Resin Composition and curing agent component are the composition after mixing according to the ratio of 100:30.
The carbon fiber priming by vacuum epoxy resin, the appearance of the resin Composition are colourless or micro- yellow clear viscous
Body, viscosity is 700-1100cps, density 1.10-1.20g/cm3, epoxide equivalent 160-170g/eq at 25 DEG C；It is described solid
Agent group is divided into micro- yellow transparency liquid, viscosity 6-12cps, density 0.90-1.00g/cm3, amine value 500- at 25 DEG C
600mgKOH/g；The curing agent component is micro- yellow transparency liquid, viscosity 6-12cps, density 0.90-1.00g/cm3 at 25 DEG C,
Amine value is 600-700mg KOH/g.
The carbon fiber priming by vacuum epoxy resin, the resin and the mixed composition of curing agent component are at 25 DEG C
When viscosity be 120-220cps, operable time is 140-190min at 25 DEG C, and at 30 DEG C, viscosity is 70-170cps, 30 DEG C
When operable time be 100-140min, at 35 DEG C, viscosity is 45-105cps, and operable time is 50-90min at 35 DEG C,
Composition is at 23 DEG C, and gel time 10-13 minutes, at 43 DEG C, gel time 5-8 minutes；The resin and curing agent group
Point mixed composition viscosity at 25 DEG C is 120-220cps, and operable time is 60-90min at 25 DEG C, at 30 DEG C
Viscosity is 70-170cps, and operable time is 50-80min at 30 DEG C, and at 35 DEG C, viscosity is 45-105cps, 35 DEG C of Shi Kecao
Making the time is 30-60min, and composition is at 23 DEG C, gel time 3-6 minutes, at 43 DEG C, and gel time 1.5-3.5 points
Clock.
The preparation method of the carbon fiber priming by vacuum epoxy resin, it include the ratio each component and following step
It is rapid:
Step 1 prepares resin Composition
Bisphenol A type epoxy resin 127, epoxide diluent BDGE are preheating to 60 DEG C -65 DEG C by a；
Reaction kettle is added in the bisphenol A type epoxy resin 127 preheated through step 1, PART EPOXY diluent BDGE by b；
Reaction kettle is added in bisphenol f type epoxy resin 170 by c；
D, turn on agitator stop after stirring 30-40min with the speed of 24-28rpm；
Remaining epoxide diluent BDGE is added in e,
F starts whipping procedure in the environment of vacuumizing, and controls high speed 28rpm, low speed 24rpm, persistently stirs 60-
90min closes whipping procedure；
G stops vacuumizing, and will restore normal pressure in reaction kettle up to the first component；
Step 2 prepares curing agent component；
H, by polyethers amine hardener D230；Cyclohexanediamine DCH99；2 methyl pentamethylenediamine Dytek A；Precise, and add
It is added in another reaction kettle；
I, stirring, high speed 28rpm, low speed 24rmp persistently stir 50-60min, close stirring, while controlling temperature 40
DEG C or less；
J, barrel filling, every barrel must nitrogen charging gas shielded.
One aspect of the present invention is used in combination by bisphenol A-type and bisphenol f type epoxy resin, so that the viscosity of epoxy resin is relatively more suitable
In, on the other hand by using polyethers amine hardener, cyclohexanediamine, 2 methyl pentamethylenediamine Dytek A curing agent as compound
Curing system can further decrease mixing viscosity, improve resin to the wellability performance of carbon fiber, guarantee to soak in the shortest time
Moisten carbon fiber product, improves FRP performance etc..Most of raw material localization reduces cost.It is fed intake using automation, low energy consumption, effect
Rate is high, improves the production efficiency of resin formula product.
Detailed description of the invention
Fig. 1 is the viscosity change curve graph of epoxy resin of the invention at different temperatures.
Specific embodiment
In the following, in conjunction with specific embodiments, the present invention is further illustrated:
Carbon fiber priming by vacuum epoxy resin of the present invention, it includes:
Resin Composition (6010A): 127 50-70% of bisphenol A type epoxy resin
170 15-30% of bisphenol f type epoxy resin
Epoxide diluent BDGE 5-15%；With curing agent component (6010B&6010B-1): polyethers amine hardener D230
40-70% cyclohexanediamine DCH99 20-30%
2 methyl pentamethylenediamine Dytek A 10-20%
Resin Composition and curing agent component are the composition after mixing according to the ratio of 100:30.
The carbon fiber priming by vacuum epoxy resin, the appearance of the resin Composition (LTC-6010A) are colourless or micro-
Yellow clear viscous body, viscosity is 700-1100cps, density 1.10-1.20g/cm3, epoxide equivalent 160-170g/ at 25 DEG C
eq；The curing agent component (LTC-6010B) is micro- yellow transparency liquid, viscosity 6-12cps, density 0.90-1.00g/ at 25 DEG C
Cm3, amine value are 500-600mg KOH/g；The curing agent component (LTC-6010B-1) is micro- yellow transparency liquid, and 25 DEG C of whens are viscous
6-12cps, density 0.90-1.00g/cm3 are spent, amine value is 600-700mg KOH/g.
The carbon fiber priming by vacuum epoxy resin, the resin (LTC-6010A) and curing agent component (LTC-
6010B) mixed composition viscosity at 25 DEG C is 120-220cps, and operable time is 140-190min at 25 DEG C,
Viscosity is 70-170cps at 30 DEG C, and operable time is 100-140min at 30 DEG C, and at 35 DEG C, viscosity is 45-105cps, 35
DEG C when operable time be 50-90min, composition is at 23 DEG C, gel time 10-13 minutes, at 43 DEG C, gel time 5-
8 minutes；The resin (LTC-6010A) and curing agent component (LTC-6010B-1) mixed the composition viscosity at 25 DEG C
For 120-220cps, operable time is 60-90min at 25 DEG C, and at 30 DEG C, viscosity is 70-170cps, and 30 DEG C of whens can operate
Time is 50-80min, and at 35 DEG C, viscosity is 45-105cps, and operable time is 30-60min at 35 DEG C, and composition is 23
DEG C when, gel time 3-6 minutes, at 43 DEG C, gel time 1.5-3.5 minutes.
The preparation method of the carbon fiber priming by vacuum epoxy resin, it include the ratio each component and following step
It is rapid:
Step 1 prepares resin Composition
Bisphenol A type epoxy resin 127, epoxide diluent BDGE are preheating to 60 DEG C -65 DEG C by a；
Reaction kettle is added in the bisphenol A type epoxy resin 127 preheated through step 1, PART EPOXY diluent BDGE by b；
Reaction kettle is added in bisphenol f type epoxy resin 170 by c；
D, turn on agitator stop after stirring 30-40min with the speed of 24-28rpm；
Remaining epoxide diluent BDGE is added in e,
F starts whipping procedure in the environment of vacuumizing, and controls high speed 28rpm, low speed 24rpm, persistently stirs 60-
90min closes whipping procedure；
G stops vacuumizing, and will restore normal pressure in reaction kettle up to the first component；
Step 2 prepares curing agent component；
H, by polyethers amine hardener D230；Cyclohexanediamine DCH99；2 methyl pentamethylenediamine Dytek A；Precise, and add
It is added in another reaction kettle；
I, stirring, high speed 28rpm, low speed 24rmp persistently stir 50-60min, close stirring, while controlling temperature 40
DEG C or less；
J, barrel filling, every barrel must nitrogen charging gas shielded.
The ultralow mixing viscosity of the present invention, vacuum diversion speed is fast under room temperature, can reduce the time of vacuum diversion, improve product
Performance etc..Quickly, Slow curing dose can free interworking use, to reach requirement speed.Pass through Germanischer Lloyd's GL
(GL) it authenticates.
Embodiment 1 uses curing agent 6010B.
Resin Composition (LTC-6010A): bisphenol A type epoxy resin 127 65%
Bisphenol f type epoxy resin 170 25%
Epoxide diluent BDGE 10%；With curing agent component (LTC-6010B): polyethers amine hardener D230 68%
Cyclohexanediamine DCH99 22%
2 methyl pentamethylenediamine Dytek A 10%
Similarly hereinafter, (no specified otherwise is all anticipated thus)
Embodiment 2 uses curing agent 6010B-1, i.e.,
Resin Composition (LTC-6010A): bisphenol A type epoxy resin 127 65%
Bisphenol f type epoxy resin 170 25%
Epoxide diluent BDGE 10%；With
Curing agent component (LTC-6010B-1): polyethers amine hardener D230 60%
Cyclohexanediamine DCH99 22%
2 methyl pentamethylenediamine Dytek A 18%.
Each embodiment test result sees below Lie Gebiao:
Claims (6)
1. carbon fiber priming by vacuum epoxy resin, it includes resin Composition and curing agent component, which is characterized in that the resin group
Divide and includes
127 50-70% of bisphenol A type epoxy resin
170 15-30% of bisphenol f type epoxy resin
Epoxide diluent BDGE 5-15%；
The curing agent component includes:
Polyethers amine hardener D230 40-70%
Cyclohexanediamine DCH99 20-30%
2 methyl pentamethylenediamine Dytek A 10-20%；
Resin Composition and curing agent component are the composition after mixing according to the ratio of weight ratio 100:30.
2. carbon fiber priming by vacuum epoxy resin according to claim 1, which is characterized in that the appearance of the resin Composition
For colourless or micro- yellow clear viscous body, viscosity is 700-1100cps, density 1.10-1.20g/cm3, epoxide equivalent at 25 DEG C
For 160-170g/eq.
3. carbon fiber priming by vacuum epoxy resin according to claim 1, which is characterized in that the curing agent component is micro-
Yellow transparency liquid, viscosity is 6-12cps at 25 DEG C, and density 0.90-1.00g/cm3, amine value is 500-700mg KOH/g.
4. carbon fiber priming by vacuum epoxy resin according to claim 1,2 or 3, which is characterized in that the resin and solid
The mixed composition of agent component viscosity at 25 DEG C is 120-220cps, and operable time is 140-190min at 25 DEG C,
At 30 DEG C, viscosity is 70-170cps, and operable time is 100-140min at 30 DEG C, and at 35 DEG C, viscosity is 45-105cps,
Operable time is 50-90min at 35 DEG C.
5. carbon fiber priming by vacuum epoxy resin according to claim 1,2 or 3, which is characterized in that the resin and solid
The mixed composition of agent component is at 23 DEG C, and gel time 10-13 minutes, at 43 DEG C, gel time 5-8 minutes；It is described
Resin and the mixed composition of the curing agent component viscosity at 25 DEG C are 120-220cps, and operable time is 60- at 25 DEG C
90min, at 30 DEG C, viscosity is 70-170cps, and operable time is 50-80min at 30 DEG C, and at 35 DEG C, viscosity is 45-
105cps, operable time is 30-60min at 35 DEG C, and composition is at 23 DEG C, gel time 3-6 minute, solidifying at 43 DEG C
The glue time 1.5-3.5 minutes.
6. a kind of preparation method of carbon fiber priming by vacuum epoxy resin according to claim 1, which is characterized in that it is wrapped
Include each component and the following steps of the ratio:
Step 1 prepares resin Composition
Bisphenol A type epoxy resin 127, epoxide diluent BDGE are preheating to 60 DEG C -65 DEG C by a；
Reaction kettle is added in the bisphenol A type epoxy resin 127 preheated through step 1, PART EPOXY diluent BDGE by b；
Reaction kettle is added in bisphenol f type epoxy resin 170 by c；
D, turn on agitator stop after stirring 30-40min with the speed of 24-28rpm；
Remaining epoxide diluent BDGE is added in e,
F starts whipping procedure in the environment of vacuumizing, and controls high speed 28rpm, low speed 24rpm, lasting to stir
60-90min closes whipping procedure；
G stops vacuumizing, and will restore normal pressure in reaction kettle up to the first component；
Step 2 prepares curing agent component；
H, by polyethers amine hardener D230；Cyclohexanediamine DCH99；2 methyl pentamethylenediamine Dytek A；Precise, and be added to
In another reaction kettle；
I, stirring, high speed 28rpm, low speed 24rmp persistently stir 50-60min, close stirring, at the same control temperature 40 DEG C with
Under；
J, barrel filling, every barrel must nitrogen charging gas shielded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711350014.6A CN109929218A (en) | 2017-12-15 | 2017-12-15 | Carbon fiber priming by vacuum epoxy resin |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711350014.6A CN109929218A (en) | 2017-12-15 | 2017-12-15 | Carbon fiber priming by vacuum epoxy resin |
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| Publication Number | Publication Date |
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| CN109929218A true CN109929218A (en) | 2019-06-25 |
Family
ID=66979967
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711350014.6A Withdrawn CN109929218A (en) | 2017-12-15 | 2017-12-15 | Carbon fiber priming by vacuum epoxy resin |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110564110A (en) * | 2019-10-22 | 2019-12-13 | 惠柏新材料科技（上海）股份有限公司 | Epoxy resin composition and preparation method and application thereof |
| CN112029237A (en) * | 2020-09-10 | 2020-12-04 | 惠柏新材料科技（上海）股份有限公司 | Two-component epoxy resin composition and preparation method and application thereof |
-
2017
- 2017-12-15 CN CN201711350014.6A patent/CN109929218A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110564110A (en) * | 2019-10-22 | 2019-12-13 | 惠柏新材料科技（上海）股份有限公司 | Epoxy resin composition and preparation method and application thereof |
| CN110564110B (en) * | 2019-10-22 | 2022-07-29 | 惠柏新材料科技（上海）股份有限公司 | Epoxy resin composition and preparation method and application thereof |
| CN112029237A (en) * | 2020-09-10 | 2020-12-04 | 惠柏新材料科技（上海）股份有限公司 | Two-component epoxy resin composition and preparation method and application thereof |
| CN112029237B (en) * | 2020-09-10 | 2023-05-05 | 惠柏新材料科技（上海）股份有限公司 | Double-component epoxy resin composition and preparation method and application thereof |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190625 |
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| WW01 | Invention patent application withdrawn after publication |