JP2014181418A5 - - Google Patents
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- Publication number
- JP2014181418A5 JP2014181418A5 JP2013056148A JP2013056148A JP2014181418A5 JP 2014181418 A5 JP2014181418 A5 JP 2014181418A5 JP 2013056148 A JP2013056148 A JP 2013056148A JP 2013056148 A JP2013056148 A JP 2013056148A JP 2014181418 A5 JP2014181418 A5 JP 2014181418A5
- Authority
- JP
- Japan
- Prior art keywords
- sizing agent
- carbon fiber
- epoxy
- epoxy compound
- coated carbon
- 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.)
- Granted
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- 239000003795 chemical substances by application Substances 0.000 claims 26
- 238000004513 sizing Methods 0.000 claims 21
- 229920000049 Carbon (fiber) Polymers 0.000 claims 14
- 239000004917 carbon fiber Substances 0.000 claims 14
- 229920000647 polyepoxide Polymers 0.000 claims 8
- 125000003700 epoxy group Chemical group 0.000 claims 7
- 239000004593 Epoxy Substances 0.000 claims 6
- 239000011248 coating agent Substances 0.000 claims 5
- 238000000576 coating method Methods 0.000 claims 5
- 238000010438 heat treatment Methods 0.000 claims 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 4
- 229910052799 carbon Inorganic materials 0.000 claims 4
- PEDCQBHIVMGVHV-UHFFFAOYSA-N glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims 3
- 229920005989 resin Polymers 0.000 claims 3
- 239000011347 resin Substances 0.000 claims 3
- 229920001187 thermosetting polymer Polymers 0.000 claims 3
- 229920000311 Fiber-reinforced composite Polymers 0.000 claims 2
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims 2
- 125000001931 aliphatic group Chemical group 0.000 claims 2
- 239000003733 fiber-reinforced composite Substances 0.000 claims 2
- 229910052736 halogen Inorganic materials 0.000 claims 2
- 150000002367 halogens Chemical class 0.000 claims 2
- 239000007788 liquid Substances 0.000 claims 2
- 239000000463 material Substances 0.000 claims 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 2
- 239000004753 textile Substances 0.000 claims 2
- WXZMFSXDPGVJKK-UHFFFAOYSA-N 2,2-bis(hydroxymethyl)propane-1,3-diol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 claims 1
- GPLRAVKSCUXZTP-UHFFFAOYSA-N 3-(2,3-dihydroxypropoxy)propane-1,2-diol Chemical compound OCC(O)COCC(O)CO GPLRAVKSCUXZTP-UHFFFAOYSA-N 0.000 claims 1
- HEBKCHPVOIAQTA-QWWZWVQMSA-N Arabitol Chemical compound OC[C@@H](O)C(O)[C@H](O)CO HEBKCHPVOIAQTA-QWWZWVQMSA-N 0.000 claims 1
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 claims 1
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 claims 1
- GYZLOYUZLJXAJU-UHFFFAOYSA-N Diglycidyl ether Chemical compound C1OC1COCC1CO1 GYZLOYUZLJXAJU-UHFFFAOYSA-N 0.000 claims 1
- KZTYYGOKRVBIMI-UHFFFAOYSA-N Diphenyl sulfone Chemical group C=1C=CC=CC=1S(=O)(=O)C1=CC=CC=C1 KZTYYGOKRVBIMI-UHFFFAOYSA-N 0.000 claims 1
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 claims 1
- 238000004833 X-ray photoelectron spectroscopy Methods 0.000 claims 1
- 150000004982 aromatic amines Chemical class 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- QGBSISYHAICWAH-UHFFFAOYSA-N cyanoguanidine Chemical compound NC(N)=NC#N QGBSISYHAICWAH-UHFFFAOYSA-N 0.000 claims 1
- 238000001035 drying Methods 0.000 claims 1
- BRLQWZUYTZBJKN-UHFFFAOYSA-N epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000000465 moulding Methods 0.000 claims 1
- 229910052757 nitrogen Inorganic materials 0.000 claims 1
- OAICVXFJPJFONN-UHFFFAOYSA-N phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 1
- 229910052698 phosphorus Inorganic materials 0.000 claims 1
- 239000011574 phosphorus Substances 0.000 claims 1
- 229920000223 polyglycerol Polymers 0.000 claims 1
- 239000002904 solvent Substances 0.000 claims 1
- 239000000600 sorbitol Substances 0.000 claims 1
- 238000009210 therapy by ultrasound Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Claims (14)
(I)8≦(a)+(b)≦16
(II)(a)/(b)≧2
(III)(b)≧0.5 A sizing agent-coated carbon fiber obtained by coating a carbon fiber with a sizing agent containing an epoxy compound (A) having a hydroxyl group and an epoxy group in the molecule as a main component. The sizing agent has a nitrogen or phosphorus content of 1 A hydroxyl value (a) of the sizing agent, which contains a curing agent of 3% by mass or less and is eluted by immersing the sizing agent-coated carbon fiber in a N, N-dimethylformamide solvent and subjecting it to ultrasonic treatment. meq. / G and epoxy value (b) meq. A sizing agent-coated carbon fiber, wherein / g satisfies the following (I) to (III):
(I) 8 ≦ (a) + (b) ≦ 16
(II) (a) / (b) ≧ 2
(III) (b) ≧ 0.5
(IV)(a)≧9 Hydroxyl value of the eluted sizing agent (a) meq. The sizing agent-coated carbon fiber according to any one of claims 1 to 3, wherein / g satisfies the following (IV).
(IV) (a) ≧ 9
(V)水存在下20〜150℃で0.5〜20000時間熱処理したエポキシ化合物(A)を主成分とするサイジング剤含有液を炭素繊維に塗布する工程
(VI)エポキシ化合物(A)を主成分とするサイジング剤含有液を炭素繊維に塗布し乾燥後に、さらに20〜150℃、湿度50〜90%の湿潤下で20〜20000時間熱処理する工程 The manufacturing method of the sizing agent application | coating carbon fiber as described in any one of Claim 1 to 6 including the process of satisfy | filling following (V) or / and (VI).
(V) A step of applying a sizing agent-containing liquid mainly composed of an epoxy compound (A) heat-treated at 20 to 150 ° C. for 0.5 to 20000 hours in the presence of water on carbon fiber (VI) mainly comprising the epoxy compound (A) A step of applying a sizing agent-containing liquid as a component to carbon fibers and drying, followed by heat treatment at 20 to 150 ° C. and a humidity of 50 to 90% for 20 to 20000 hours
(VII)1.5≦[(b1)/(b2)]×[(b3)/(b4)]≦10 After heat treatment with epoxy value (b2) before heat treatment shown in (V) and epoxy value (b2) after heat treatment and epoxy value (b3) before heat treatment shown in (VI) The sizing agent-coated carbon fiber according to claim 7, wherein the epoxy value (b4) of the sizing agent satisfies the following (VII).
(VII) 1.5 ≦ [(b1) / (b2)] × [(b3) / (b4)] ≦ 10
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013056148A JP6051987B2 (en) | 2013-03-19 | 2013-03-19 | Method for producing carbon fiber coated with sizing agent |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013056148A JP6051987B2 (en) | 2013-03-19 | 2013-03-19 | Method for producing carbon fiber coated with sizing agent |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2014181418A JP2014181418A (en) | 2014-09-29 |
JP2014181418A5 true JP2014181418A5 (en) | 2016-01-28 |
JP6051987B2 JP6051987B2 (en) | 2016-12-27 |
Family
ID=51700420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013056148A Active JP6051987B2 (en) | 2013-03-19 | 2013-03-19 | Method for producing carbon fiber coated with sizing agent |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6051987B2 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6752549B2 (en) * | 2015-03-30 | 2020-09-09 | 東レ株式会社 | Integrated structure and unidirectional fiber reinforced resin tape |
JP6420719B2 (en) * | 2015-05-15 | 2018-11-07 | 本田技研工業株式会社 | Fiber-reinforced thermoplastic resin and method for producing the same |
WO2017033683A1 (en) * | 2015-08-21 | 2017-03-02 | 国立大学法人九州大学 | Composite material-forming composition, method for producing composite material, and composite material |
CN106592242B (en) * | 2015-10-14 | 2020-11-06 | 中国石油化工股份有限公司 | Modified epoxy resin large tow universal carbon fiber sizing agent, preparation method and application thereof |
CN106589313B (en) * | 2015-10-14 | 2020-09-04 | 中国石油化工股份有限公司 | Unsaturated acid modified epoxy resin universal carbon fiber sizing agent, preparation method and application thereof |
CN106592241B (en) * | 2015-10-14 | 2020-11-06 | 中国石油化工股份有限公司 | Modified epoxy resin small tow universal carbon fiber sizing agent, preparation method and application thereof |
WO2024090196A1 (en) * | 2022-10-24 | 2024-05-02 | 東レ株式会社 | Carbon fiber bundle, and carbon fiber-reinforced composite material using same |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007016121A (en) * | 2005-07-07 | 2007-01-25 | Toray Ind Inc | Prepreg for composite material and composite material |
CN101313106A (en) * | 2005-11-25 | 2008-11-26 | 东丽株式会社 | Carbon fiber bundle, prepreg, and carbon fiber reinforced composite material |
JP5477312B2 (en) * | 2010-03-18 | 2014-04-23 | 東レ株式会社 | Sizing agent-coated carbon fiber bundle and method for producing the same |
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2013
- 2013-03-19 JP JP2013056148A patent/JP6051987B2/en active Active
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