CN102558591A - Preparation method of fiber-reinforced PCBT thermoplastic composite material bottom plate for electric vehicle - Google Patents
Preparation method of fiber-reinforced PCBT thermoplastic composite material bottom plate for electric vehicle Download PDFInfo
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Abstract
The invention discloses a preparation method of a fiber-reinforced PCBT (poly cyclic butylene terephthalate) thermoplastic composite material bottom plate for an electric vehicle. According to the method, the reaction time of a ring-opening polymerization reaction of cyclic butylene terephthalate (CBT) resin and a catalyst is improved; the catalyst is loaded on the surface of a fiber fabric instead of being directly added to the CBT resin; and after being heated and melted, the CBT resin is injected into a preheated mould to infiltrate the fiber fabric and simultaneously to be in contact with the catalyst to trigger the ring-opening polymerization reaction. Compared with the prior art, the method has the advantages that a processing time window of fiber-reinforced PCBT composite material products is prolonged, thereby guaranteeing that large thermoplastic fiber-reinforced PCBT composite material products can be prepared under the condition of conventional equipment; and meanwhile, as a matrix of the CBT resin has good infiltration performance, the prepared fiber-reinforced PCBT composite material products have high fiber volume content and excellent mechanical performance, so that the preparation method has great application potential.
Description
Technical field
The present invention relates to fiber-reinforced PC BT technical field of composite materials, relate in particular to a kind of preparation method of large size electro motor-car base plate of fiber-reinforced PC BT matrix material.
Background technology
Along with energy-saving and emission-reduction are rooted in the hearts of the people; People more and more pay attention to environment protection, resources effective utilization; Wherein, adopt superior performance, thermoplastic resin that simultaneously can reshaping replaces the traditional hot thermosetting resin to prepare matrix material as matrix receiving increasing concern.Compare with thermosetting resin, thermoplastic resin has number of important advantages, for example, and recyclable preferably usability, toughness, shaping cycle and some other noticeable characteristic of weak point preferably.
In-situ polymerization polybutylene terephthalate (PCBT) is meant by annular butylene terephthalate (CBT) resin under suitable temperature and catalyzer condition, carries out the polybutylene terephthalate (PBT) that ring-opening polymerization forms the linear macromolecule amount.Continuous fibre and PCBT are compound, and the fiber-reinforced PC BT thermoplastic composite of developing has the advantage that physical strength is higher, weight is lighter; Be fit to be applied to fields such as trolley part and other products for civilian use; Can realize the lightweight of products such as automobile; Thereby effectively save energy can realize the recycling of this matrix material through the method for hot pressing reshaping simultaneously, thereby embodies the Sustainable development property of the energy-saving and emission-reduction and the utilization of resources.
The method of generally using at present for preparing fiber-reinforced PC BT thermoplastic composite product is with ring-type mutual-phenenyl two acid bromide two alcohol ester (CBT) resin heating and melting; It is even to add the catalyzer short mix again; Adopt vacuum assisted resin form (VARI) prepared fiber-reinforced PC BT thermoplastic composite product then; Promptly earlier mould is vacuumized; Utilize vacuum pressure that the mould of the CBT resin injection preheating of fused mixed catalyst is soaked into fabric, treat to keep constant temperature after the resin impregnation process is accomplished, cooling and demolding, deburring, polishing get final product then.But, since the CBT resin with ring-opening polymerization takes place immediately after catalyzer contacts, and polymerization rate is very fast; The resin system viscosity of ring-opening polymerization rises rapidly at short notice; Therefore resin just can't continue to soak into fabric again after viscosity increases to a certain degree, and it is very narrow to utilize existing method to prepare the process window of fiber-reinforced PC BT thermoplastic composite product, only is fit to preparation small size product; Be difficult to realize large size product, the for example preparation of power truck base plate.
Summary of the invention
Technical purpose of the present invention is that to prepare the process window that fiber-reinforced PC BT thermoplastic composite product exists to above-mentioned existing method narrow; Only be fit to preparation small size product; Be difficult to realize the problem of large size product, a kind of preparation method of fiber-reinforced PC BT thermoplastic composite product is provided, this method effectively prolongs process window; Under the conventional equipment condition, can realize large size fiber-reinforced PC BT thermoplastic composite product, the for example preparation of power truck base plate.
The present invention realizes that the technical scheme that above-mentioned technical purpose adopts is: a kind of preparation method of fiber-reinforced PC BT thermoplastic composite power truck base plate may further comprise the steps:
Step 1: catalyzer added in the solvent mix, obtain catalyst solution, the method that adopts spraying 80~100 ℃ of dryings, volatilizees solvent catalyst solution homogeneous immersion fabric then fully, obtains the fabric that area load has catalyzer;
Step 2: evenly apply releasing agent after the polishing of power truck base plate die surface, the wiped clean, the area load that step 1 is obtained has the fabric of catalyzer to be laid in die surface, and release cloth, water conservancy diversion net and airfelt are covered in the shop then; Then cover the entire die surface with top with the vacuum bag sealing, sealing zone passage resin inlet tube and resin outlet pipe are in communication with the outside, the resin inlet tube places water conservancy diversion online, and the resin outlet pipe places on the airfelt; Clamp the resin inlet tube and make whole sealing area airtight, the sealing zone is vacuumized processing through the resin outlet pipe;
Step 3: The addition of C BT resin is added in the reaction kettle, and heating up makes its fusion, continues to stir and feed nitrogen protection, until forming the low CBT resin melt of viscosity pole;
Step 4: preheated mold; The CBT resin melt that step 3 obtains is injected the fabric that area load has catalyzer through the resin inlet tube; Constant temperature keeps 15~30min after treating CBT resin completion impregnation process; Cooling and demolding is carried out deburring, polishing afterwards then, obtains fiber-reinforced PC BT thermoplastic composite power truck base plate.
In the technique scheme:
Described catalyzer is tin class or titanium class catalyzer, and wherein tin class catalyzer comprises but is not limited to the dihydroxyl dibutyl tin oxide, tin oxygen alkane, in three (2-ethyl-1-caproic acid) butyl tin with 1; 1,6, the 6-tetrabutyl-1,6-two tin-2; 5,7, one or more of 10-four oxygen-cyclodecane, titanium class catalyzer comprises but is not limited to tetraethyl titanate; Titanium propanolate, four (2-Ethylhexyl Alcohol) titanium, one or more of octene di-alcohol titanate and titanium acetylacetone mixture.
As preferably, described catalyst quality accounts for 0.2~1% of CBT resin total mass.
Described solvent includes but not limited to one or more the mixture in trifluoroacetic acid, methylene dichloride, the trichloromethane.
Described solvent preferably trifluoroacetic acid and methylene dichloride is to mix the mixed solvent that forms in 1: 1~1: 15 with the quality proportioning, or trifluoroacetic acid and trichloromethane are to mix the mixed solvent of formation in 1: 1~1: 15 with the quality proportioning.
In the described step 2, the vacuum pressure in the sealing area preferably remains on about 1 standard atmospheric pressure.
In the described step 4, die temperature preferably remains on 180~220 ℃.
Continuous-filament woven fabric can be spun glass and carbon fibre fabric; Include but not limited in plain goods, twilled fabric, SATIN AND SATEEN CLOTH, one-way fabric, the multi-axial tricot one or more, wherein multi-axial tricot is also referred to as stitch bonded fabric, direct oriented structure fabric or do not have the flexing fabric.
Compare with the method for existing preparation fiber-reinforced PC BT thermoplastic composite product, the present invention has improved the reaction opportunity of CBT resin and catalyzer generation ring-opening polymerization, and is specific as follows:
In the existing technology; At first even with adding the catalyzer short mix behind the CBT resin heating and melting; The mould that injects preheating then soaks into fabric; Since the CBT resin with ring-opening polymerization takes place immediately after catalyzer contacts, can produce the resin system viscosity rising rapidly at short notice of ring-opening polymerization thus, resin just can't continue to soak into fabric again after viscosity increases to a certain degree; Cause the process window of fiber-reinforced PC BT thermoplastic composite product narrow, product size problem of smaller.
And the inventor sums up based on a large amount of research practices; Improved the reaction opportunity of above-mentioned CBT resin and catalyzer generation ring-opening polymerization, that is, directly do not added catalyzer in the CBT resin; But load on fabric surface; Contact the generation ring-opening polymerization with catalyzer when making the mould that injects preheating behind the CBT resin heating and melting soak into fabric, promptly ring-opening polymerization and crystallisation process carry out synchronously, and this improvement has following advantage:
(1) can effectively prolong the time that the CBT resin soaks into fabric, promptly prolong window process period of fiber-reinforced PC BT composite product, strengthen the PCBT composite product thereby guarantee under the conventional equipment condition, to prepare the large size thermoplastic fibre;
(2) because the CBT resin matrix has good wellability, the fiber volume fraction of the fiber-reinforced PC BT composite product for preparing is high, has excellent mechanical property.
Description of drawings
Fig. 1 is the process structure synoptic diagram that embodiment 1 and 2 makes fiber-reinforced PC BT matrix material power truck base plate.
Embodiment
Below in conjunction with embodiment the present invention is described in further detail, it is pointed out that the following stated embodiment is intended to be convenient to understanding of the present invention, and it is not played any qualification effect.
Reference numeral among Fig. 1 is: mould 1, releasing agent 2, area load have fabric 3, release cloth 4, water conservancy diversion net 5, vacuum bag 6, airfelt 7, sealant tape 8, resin inlet tube 9, resin outlet pipe 10, inlet honeycomb duct 11, the outlet thrust-augmenting nozzle 12 of catalyzer.
Embodiment 1:
In the present embodiment, fiber-reinforced PC BT matrix material large size product is the power truck base plate, and mould 1 surface size of this power truck base plate is 160 * 110 square centimeters, below is concrete raw material and preparation process:
The CBT100 resin that the CBT resin selects for use U.S. Cyclics company to produce;
Resin inlet tube 9 all adopts polyfluortetraethylene pipe with resin outlet pipe 10;
Water conservancy diversion net 5, inlet honeycomb duct 11 adopt polyester material with outlet thrust-augmenting nozzle 12;
Vacuum bag 6 adopts 6 types of materials of nylon;
Airfelt adopts nonwoven polyester class material;
1, cutting fabric: according to power truck base plate mould 1 size cutting glasscloth and carbon fibre fabric successively, the quantity of fabric, size and model are as shown in table 1 below;
Kind, size and the quantity of the fabric that uses among table 1: the embodiment 1
2, preparation catalyst solution: press trifluoroacetic acid: the quality proportioning preparation mixed solvent 500ml of methylene dichloride=1: 10, take by weighing 25 and restrain the dihydroxyl dibutyl tin oxides and be dissolved in this mixed solvent, process the catalyst solution of stable homogeneous;
3, the preparation area load has the fabric of catalyzer: the catalyst solution that step 2 is obtained evenly sprays to each layer fabric surface; It is dry that the fabric that will handle is then put into 80 ℃ of baking ovens; Mixed solvent is volatilized fully, obtain the fabric 3 that area load has catalyzer;
4, mold cleaning and preparation: with 1000 order sand paper that power truck base plate mould 1 surface finish is smooth, then with alcohol with the die surface wiped clean;
5, coating release agent: around mould 1 surface that step 4 is handled, paste the sealant tape 8 of an amount of width; In mould 1 surface, sealant tape 8, evenly apply releasing agent 2, left standstill then 20 minutes, repeat this operation 5 times;
6, preparation CBT resin melt: 5000 gram CBT resins are added in the heating container, be warming up to more than 180 ℃, continue mechanical stirring and feed nitrogen,, become the low CBT resin melt of viscosity pole until its complete fusion;
7, the laid surface load has the fabric of catalyzer: in mould 1 surface that step 5 is handled, sealant tape 8, spread and cover the fabric 3 that area load that step 3 obtains has catalyzer; Shop layer repeating unit order is followed successively by two-layer T70012K thomel twilled fabric, triplex glass fiber bi-axial fabric, two-layer T70012K thomel twilled fabric from top to bottom, repeats the shop and covers five unit;
8, auxilliary material is covered in the shop: spread successively on the fabric of completing 3 surfaces and cover release cloth 4, water conservancy diversion net 5; Cover airfelt 7 at sealant tape 8 with the shop, both sides of interior fabric 3; Resin inlet tube 9 places on the water conservancy diversion net 5; Resin outlet pipe 10 places on the airfelt 7, and the distance of 2~3cm is arranged between airfelt 7 and the water conservancy diversion net 5;
9, envelope vacuum: cover mould 1 surface with top with vacuum bag 6, comprise fabric 3, release cloth 4, water conservancy diversion net 5, airfelt 7, resin inlet tube 9 and resin outlet pipe 10, vacuum bag 6 peripheries are sealing adhesive with sealant tape 8; Make sealant tape inner compartment sealed air-tight; Be in communication with the outside through resin inlet tube 9 and resin outlet pipe 10, clamp resin inlet tube 9 and make it airtight, 12 pairs of sealant tape 8 inner compartments of outlet thrust-augmenting nozzle through resin outlet pipe 10 vacuumize; Check the stopping property of package system simultaneously; Guaranteeing does not have gas leakage, and this process is carried out compacting to the fiber lay down layer, especially the chamfering place;
10, resin soaks into: the CBT resin melt of utilizing vacuum pressure that step 6 is obtained has the fabric 3 of catalyzer through the inlet honeycomb duct 11 injection area loads of resin inlet tube 9; Whole process die temperature remains on about 180 ℃, and guarantees that sealing area is air tight;
11, polyreaction: the CBT resin melt contacts the generation ring-opening polymerization with catalyzer when soaking into fabric 3; Constant temperature keeps getting final product in 15 minutes cooling and demolding after treating CBT resin completion impregnation process; Carry out deburring, polishing afterwards, obtain the power truck base plate.
The above-mentioned power truck base plate for preparing is carried out following observation and test, obtains corresponding test result:
(1) carry out C-scanning and X-ray check, detected result shows: its internal soundness is even, and no bubble and dry spot defective exist.
(2) carry out SEM and observe, the result shows: the associativity of PCBT resin and fortifying fibre is better on microtexture.Fiber volume fraction is approximately about 50% in this composite product.
(3) carry out Elongation test, test result is: tensile strength is approximately 804MPa, and tensile modulus is approximately 68GPa.
(4) carry out the three-point bending test, test result is: flexural strength is approximately 500MPa.
(5) carry out the interlayer shear test, test result is: interlaminar shear strength is approximately 40MPa.
Embodiment 2:
In the present embodiment, fiber-reinforced PC BT matrix material large size product is the power truck base plate, and the die surface 1 of this power truck base plate is of a size of 160 * 110 square centimeters, below is concrete raw material and preparation process:
The CBT100 resin that the CBT resin selects for use U.S. Cyclics company to produce;
Resin inlet tube 9 all adopts polyfluortetraethylene pipe with resin outlet 10 pipes;
Water conservancy diversion net 5, inlet honeycomb duct 11 and outlet thrust-augmenting nozzle 12 adopt polyester material;
Vacuum bag 6 adopts 6 types of materials of nylon;
Airfelt 7 adopts nonwoven polyester class material;
1, cutting fabric: according to power truck base plate die size cutting glasscloth and carbon fibre fabric successively, the quantity of fabric, size and model are as shown in table 2 below;
Kind, size and the quantity of the fabric that uses among table 2: the embodiment 2
2, preparation catalyst solution: press trifluoroacetic acid: the quality proportioning preparation mixed solvent 500ml of trichloromethane=1: 8, take by weighing 40 and restrain octene di-alcohol titanates and be dissolved in this mixed solvent, process the catalyst solution of stable homogeneous;
3, the preparation area load has the fabric of catalyzer: the catalyst solution that step 2 is obtained evenly sprays to each layer fabric surface; It is dry that the fabric that will handle is then put into 80 ℃ of baking ovens; Mixed solvent is volatilized fully, obtain the fabric 3 that area load has catalyzer;
4, mold cleaning and preparation: with 1000 order sand paper that power truck base plate mould 1 surface finish is smooth, then with alcohol with the die surface wiped clean;
5, coating release agent: around mould 1 surface that step 4 is handled, paste the sealant tape 8 of an amount of width; In mould 1 surface, sealant tape 8, evenly apply releasing agent 2, left standstill then 20 minutes, repeat this operation 5 times;
6, preparation CBT resin melt: 8000 gram CBT resins are added in the heating container, be warming up to more than 180 ℃, continue mechanical stirring and feed nitrogen,, become the low CBT resin melt of viscosity pole until its complete fusion;
7, the laid surface load has the fabric of catalyzer: in mould 1 surface that step 5 is handled, sealant tape 8, spread and cover the fabric 3 that area load that step 3 obtains has catalyzer; Shop layer repeating unit order is followed successively by four layers of T70012K thomel twilled fabric, five layers of spun glass bi-axial fabric, two-layer T70012K thomel twilled fabric from top to bottom, repeats the shop and covers five unit;
8, auxilliary material is covered in the shop: spread successively on the fabric of completing 3 surfaces and cover release cloth 4, water conservancy diversion net 5; Cover airfelt 7 at sealant tape 8 with the shop, both sides of interior fabric 3; Resin inlet tube 9 places on the water conservancy diversion net 5; Resin outlet pipe 10 places on the airfelt 7, and the distance of 2~3cm is arranged between airfelt 7 and the water conservancy diversion net 5;
9, envelope vacuum: cover mould 1 surface with top with vacuum bag 6, comprise fabric 3, release cloth 4, water conservancy diversion net 5, airfelt 7, resin inlet tube 9 and resin outlet pipe 10, vacuum bag 7 peripheries are sealing adhesive with sealant tape 8; Make sealant tape 8 inner compartment sealed air-tights; Be in communication with the outside through resin inlet tube 9 and resin outlet pipe 10, clamp resin inlet tube 9 and make it airtight, 12 pairs of sealant tape 8 inner compartments of outlet thrust-augmenting nozzle through resin outlet pipe 10 vacuumize; Check the stopping property of package system simultaneously; Guaranteeing does not have gas leakage, and this process is carried out compacting to the fiber lay down layer, especially the chamfering place;
10, resin soaks into: the CBT resin melt of utilizing vacuum pressure that step 6 is obtained has the fabric 3 of catalyzer through the inlet honeycomb duct 11 injection area loads of resin inlet tube 9; Whole process mould 1 temperature remains on about 180 ℃, and guarantees that sealing area is air tight;
11, polyreaction: the CBT resin melt contact with catalyzer when soaking into fabric 3 ring-opening polymerization takes place, treat CBT resin completion impregnation process after constant temperature maintenance 15min get final product cooling and demolding, carry out deburring, polishing afterwards, obtain the power truck base plate.
The above-mentioned power truck base plate for preparing is carried out following observation and test, obtains corresponding test result:
(1) carry out C-scanning and X-ray check, detected result shows: its internal soundness is even, and no bubble and dry spot defective exist.
(2) carry out SEM and observe, the result shows: the associativity of PCBT resin and fortifying fibre is better on microtexture.Fiber volume fraction is approximately about 50% in this composite product.
(3) carry out Elongation test, test result is: tensile strength is approximately 950MPa, and tensile modulus is approximately 80GPa.
(4) carry out the three-point bending test, test result is: flexural strength is approximately 600MPa.
(5) carry out the interlayer shear test, test result is: interlaminar shear strength is approximately 45MPa.
Above-described embodiment specifies technical scheme of the present invention and beneficial effect; Be understood that the above is merely specific embodiment of the present invention; Be not limited to the present invention; The all any modifications in principle scope of the present invention, made and improvement etc. all should be included within protection scope of the present invention.
Claims (9)
1. the preparation method of a fiber-reinforced PC BT thermoplastic composite power truck base plate is characterized in that: may further comprise the steps:
Step 1: catalyzer added in the solvent mix, obtain catalyst solution, the method that adopts spraying 80~100 ℃ of dryings, volatilizees solvent catalyst solution homogeneous immersion fabric then fully, obtains the fabric that area load has catalyzer;
Step 2: evenly apply releasing agent after the polishing of power truck base plate die surface, the wiped clean, the area load that step 1 is obtained has the fabric of catalyzer to be laid in die surface, and release cloth, water conservancy diversion net and airfelt are covered in the shop then; Then cover the entire die surface with top with the vacuum bag sealing, sealing area is in communication with the outside through resin inlet tube and resin outlet pipe, the resin inlet tube places water conservancy diversion online, and the resin outlet pipe places on the airfelt; Clamp the resin inlet tube and make whole sealing area airtight, sealing area is vacuumized processing through the resin outlet pipe;
Step 3: The addition of C BT resin is added in the reaction kettle, and heating up makes its fusion, continues to stir and feed nitrogen protection, until forming the low CBT resin melt of viscosity pole;
Step 4: preheated mold; The CBT resin melt that step 3 obtains is injected the fabric that area load has catalyzer through the resin inlet tube; Constant temperature kept 15~30min after CBT resin impregnation process was accomplished; Cooling and demolding is carried out deburring, polishing afterwards then, obtains fiber-reinforced PC BT thermoplastic composite power truck base plate.
2. the preparation method of fiber-reinforced PC BT thermoplastic composite power truck base plate according to claim 1 is characterized in that: described catalyzer is tin class or titanium class catalyzer, and wherein tin class catalyzer comprises the dihydroxyl dibutyl tin oxide; Tin oxygen alkane, in three (2-ethyl-1-caproic acid) butyl tin with 1,1; 6, the 6-tetrabutyl-1,6-two tin-2; 5,7, one or more of 10-four oxygen-cyclodecane; Titanium class catalyzer comprises tetraethyl titanate, titanium propanolate, four (2-Ethylhexyl Alcohol) titanium, one or more of octene di-alcohol titanate and titanium acetylacetone mixture.
3. the preparation method of fiber-reinforced PC BT thermoplastic composite power truck base plate according to claim 1 is characterized in that: described solvent comprises one or more the mixture in trifluoroacetic acid, methylene dichloride, the trichloromethane.
4. according to the preparation method of claim 1,2 or 3 described fiber-reinforced PC BT thermoplastic composite power truck base plates, it is characterized in that: described catalyst quality accounts for 02~1% of CBT resin total mass.
5. according to the preparation method of claim 1,2 or 3 described fiber-reinforced PC BT thermoplastic composite power truck base plates, it is characterized in that: described fabric comprises spun glass and carbon fibre fabric.
6. according to the preparation method of claim 1,2 or 3 described fiber-reinforced PC BT thermoplastic composite power truck base plates, it is characterized in that: described fabric comprises one or more in plain goods, twilled fabric, SATIN AND SATEEN CLOTH, one-way fabric, the multi-axial tricot.
7. according to the preparation method of claim 1,2 or 3 described fiber-reinforced PC BT thermoplastic composite power truck base plates, it is characterized in that: in the described step 2, the vacuum pressure in the sealing area remains on about 1 standard atmospheric pressure.
8. according to the preparation method of claim 1,2 or 3 described fiber-reinforced PC BT thermoplastic composite power truck base plates, it is characterized in that: in the described step 4, die temperature remains on 180~220 ℃.
9. according to the preparation method of claim 1,2 or 3 described fiber-reinforced PC BT thermoplastic composite power truck base plates; It is characterized in that: described solvent is a trifluoroacetic acid with methylene dichloride is to mix the mixed solvent that forms in 1: 1~1: 15 with the quality proportioning, or trifluoroacetic acid and trichloromethane are to mix the mixed solvent of formation in 1: 1~1: 15 with the quality proportioning.
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104098875A (en) * | 2013-04-09 | 2014-10-15 | 上海杰事杰新材料(集团)股份有限公司 | Continuous fiber-enhanced CBT prepreg, and preparation method and application thereof |
CN104130393A (en) * | 2014-07-04 | 2014-11-05 | 中国科学院宁波材料技术与工程研究所 | Continuous fiber enhanced thermoplastic composite material prepreg tape preparation method and device for realizing the method |
CN104262593A (en) * | 2014-03-14 | 2015-01-07 | 深圳航天科技创新研究院 | A cyclic oligomer composite material and an in-situ preparation method thereof |
CN110945060A (en) * | 2017-08-01 | 2020-03-31 | 株式会社日立制作所 | Fiber-reinforced resin and method for producing same |
CN113085221A (en) * | 2021-03-29 | 2021-07-09 | 北京化工大学 | Continuous fiber reinforced thermoplastic resin vacuum bag pressing forming device and method |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102166826A (en) * | 2011-01-19 | 2011-08-31 | 中国科学院宁波材料技术与工程研究所 | Forming process of fiber reinforced thermoplastic composite material |
CN102166825A (en) * | 2010-12-24 | 2011-08-31 | 中国科学院宁波材料技术与工程研究所 | Technology of making automobile engine cover with carbon fiber reinforcement resin-based composite material |
-
2011
- 2011-12-22 CN CN201110434650.3A patent/CN102558591B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102166825A (en) * | 2010-12-24 | 2011-08-31 | 中国科学院宁波材料技术与工程研究所 | Technology of making automobile engine cover with carbon fiber reinforcement resin-based composite material |
CN102166826A (en) * | 2011-01-19 | 2011-08-31 | 中国科学院宁波材料技术与工程研究所 | Forming process of fiber reinforced thermoplastic composite material |
Cited By (8)
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CN104098875A (en) * | 2013-04-09 | 2014-10-15 | 上海杰事杰新材料(集团)股份有限公司 | Continuous fiber-enhanced CBT prepreg, and preparation method and application thereof |
CN104098875B (en) * | 2013-04-09 | 2017-10-17 | 上海杰事杰新材料(集团)股份有限公司 | A kind of continuous lod CBT prepreg tapes and its preparation method and application |
CN104262593A (en) * | 2014-03-14 | 2015-01-07 | 深圳航天科技创新研究院 | A cyclic oligomer composite material and an in-situ preparation method thereof |
CN104262593B (en) * | 2014-03-14 | 2016-08-31 | 深圳航天科技创新研究院 | A kind of cyclic oligomer composite material and in-situ preparation method thereof |
CN104130393A (en) * | 2014-07-04 | 2014-11-05 | 中国科学院宁波材料技术与工程研究所 | Continuous fiber enhanced thermoplastic composite material prepreg tape preparation method and device for realizing the method |
CN110945060A (en) * | 2017-08-01 | 2020-03-31 | 株式会社日立制作所 | Fiber-reinforced resin and method for producing same |
CN113085221A (en) * | 2021-03-29 | 2021-07-09 | 北京化工大学 | Continuous fiber reinforced thermoplastic resin vacuum bag pressing forming device and method |
CN113085221B (en) * | 2021-03-29 | 2022-04-26 | 北京化工大学 | Continuous fiber reinforced thermoplastic resin vacuum bag pressing forming device and method |
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