JPS6321143A - Composite molded form - Google Patents
Composite molded formInfo
- Publication number
- JPS6321143A JPS6321143A JP16620986A JP16620986A JPS6321143A JP S6321143 A JPS6321143 A JP S6321143A JP 16620986 A JP16620986 A JP 16620986A JP 16620986 A JP16620986 A JP 16620986A JP S6321143 A JPS6321143 A JP S6321143A
- Authority
- JP
- Japan
- Prior art keywords
- vinylidene fluoride
- polymer
- composite molded
- weight
- molded product
- 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.)
- Pending
Links
- 239000002131 composite material Substances 0.000 title claims description 8
- 229920001577 copolymer Polymers 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 14
- 229920000642 polymer Polymers 0.000 claims description 11
- 239000000178 monomer Substances 0.000 claims description 8
- 239000010409 thin film Substances 0.000 claims description 7
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical group FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 claims description 5
- 239000011342 resin composition Substances 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 3
- 125000004432 carbon atom Chemical group C* 0.000 claims 1
- 125000001183 hydrocarbyl group Chemical group 0.000 claims 1
- 239000002033 PVDF binder Substances 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 8
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 6
- 239000010408 film Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 5
- 229920000058 polyacrylate Polymers 0.000 description 5
- 229920006267 polyester film Polymers 0.000 description 5
- 238000005266 casting Methods 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 238000000576 coating method Methods 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000007334 copolymerization reaction Methods 0.000 description 2
- 125000002573 ethenylidene group Chemical group [*]=C=C([H])[H] 0.000 description 2
- 239000003999 initiator Substances 0.000 description 2
- 229920000620 organic polymer Polymers 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 229920000131 polyvinylidene Polymers 0.000 description 2
- -1 trifluoroethylene, hexafluoropropylene Chemical group 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- GOXQRTZXKQZDDN-UHFFFAOYSA-N 2-Ethylhexyl acrylate Chemical compound CCCCC(CC)COC(=O)C=C GOXQRTZXKQZDDN-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- 239000004695 Polyether sulfone Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- GCTPMLUUWLLESL-UHFFFAOYSA-N benzyl prop-2-enoate Chemical compound C=CC(=O)OCC1=CC=CC=C1 GCTPMLUUWLLESL-UHFFFAOYSA-N 0.000 description 1
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 1
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229920006038 crystalline resin Polymers 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- OIWOHHBRDFKZNC-UHFFFAOYSA-N cyclohexyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OC1CCCCC1 OIWOHHBRDFKZNC-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 description 1
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical compound FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 description 1
- VBZWSGALLODQNC-UHFFFAOYSA-N hexafluoroacetone Chemical compound FC(F)(F)C(=O)C(F)(F)F VBZWSGALLODQNC-UHFFFAOYSA-N 0.000 description 1
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000005304 optical glass Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 238000000016 photochemical curing Methods 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920006393 polyether sulfone Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- ISXSCDLOGDJUNJ-UHFFFAOYSA-N tert-butyl prop-2-enoate Chemical compound CC(C)(C)OC(=O)C=C ISXSCDLOGDJUNJ-UHFFFAOYSA-N 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、比較的低屈折率で透明であり、機械的強度、
耐吸湿性に優れたポリマー組成物の成型体を一成分とし
、この成型体と透明な基材とからなる複合成型体に関す
るものである。[Detailed Description of the Invention] [Industrial Application Field] The present invention has a relatively low refractive index, is transparent, has mechanical strength,
The present invention relates to a composite molded product, which contains a molded product of a polymer composition having excellent moisture absorption resistance as one component, and consists of this molded product and a transparent base material.
透明シート、フィルムあるいは光導波路材料、光記録材
料への応用展開が可能となる機能性光学材料である。It is a functional optical material that can be applied to transparent sheets, films, optical waveguide materials, and optical recording materials.
ポリフッ化ビニリデンは、耐熱性、耐薬品性に優れてお
り、さらに機械的性質、電気的特性にも優れている。ま
た、いわゆるフッ素樹脂の中でも特に加工性に優れてお
り、金属とのラミネートや電線被覆材料、塗料用素材等
種々の工業的用途に用いられている。Polyvinylidene fluoride has excellent heat resistance and chemical resistance, as well as excellent mechanical properties and electrical properties. Furthermore, it has particularly excellent workability among so-called fluororesins, and is used for various industrial purposes such as lamination with metals, wire coating materials, and paint materials.
しかし、ポリ７ツ化ビ＝ リデンは、結晶性樹脂であり
、結晶化速度も大きい為に、透明性を要求される工業的
用途では極めて使いにくい素材であり、その価値も低い
ものにとどまっている。However, polyvinyl 7tridene is a crystalline resin and has a high crystallization rate, making it extremely difficult to use in industrial applications that require transparency, and its value remains low. There is.
Ｃ問題点を解洪するための手段〕
本発明者等は、ポリフッ化ビニリデンの有する諸行性を
、透明性が要求される分野においても十分に利用しうる
素材を得ることを目的として検討した結果、特定組成の
フッ化ビニリデン共重合体とアクリレート系重合体とを
特定割合で混合した混合樹脂組成物を、透明な基材上に
薄膜状に積層した透明性良好な複合成型体よりなる本発
明を完成した。Means for Solving Problem C] The present inventors investigated the various properties of polyvinylidene fluoride with the aim of obtaining a material that can be fully used even in fields where transparency is required. As a result, a composite molded product with good transparency was created by laminating a mixed resin composition of a specific composition of a vinylidene fluoride copolymer and an acrylate polymer in a specific ratio onto a transparent base material in the form of a thin film. Completed the invention.
本発明は、透明な支持基材を用いることからポリ７ツ化
ビニリデン系ポリマ一組成物の薄膜化に伴なう機械的強
度の低下を防止することができると共に、ポリフッ化ビ
ニリデン系ポリマーの透明性向上のためポリフッ化ビニ
リデン系ポリマーに加えるアクリレート系樹脂の混合に
よるフッ化ビニリデン系コポリマー成型体の柔軟性の低
下等に帰因する薄膜成型体強度の低下にもかかわらず、
混合樹脂組成物の組成を適切な範囲に選定することによ
り、フッ化ビニリデン共重合体の優れた耐衝撃性、電気
的特性とアクリレート系重合体の優れた透明性、加工性
等の特性を任意に変化させることができる。また目的に
応じてポリ７ツ化ビニリデン系ポリマー成型物の膜厚を
任意に設定することが可能となった。Since the present invention uses a transparent supporting base material, it is possible to prevent a decrease in mechanical strength due to thinning of a polyvinylidene 7t-based polymer composition, and to make the polyvinylidene fluoride-based polymer transparent. Despite the decrease in the strength of the thin film molded product due to the decrease in flexibility of the vinylidene fluoride copolymer molded product due to the addition of acrylate resin to the polyvinylidene fluoride polymer to improve properties,
By selecting the composition of the mixed resin composition within an appropriate range, the excellent impact resistance and electrical properties of the vinylidene fluoride copolymer and the excellent transparency and processability of the acrylate polymer can be achieved as desired. can be changed to Furthermore, it has become possible to arbitrarily set the film thickness of the polyvinylidene 7tride polymer molded product depending on the purpose.
本発明において用いられる７フ化ビニリデン共重合体の
組成は、フッ化ビニリデン単位を４０〜９８モル％の範
囲、より好ましくは６０〜９６モル％の範囲共重合せし
めたものである。フッ化ビニリデン単位を上記範囲より
も少なく、また多く共重合した７ツ化ビニＩＪデン共重
合体はアクリレート系重合体との相溶性が不十分であり
、透明性良好なフッ化ビニリデン系共重合体混合物とす
ることができない。The vinylidene heptafluoride copolymer used in the present invention has a composition in which vinylidene fluoride units are copolymerized in a range of 40 to 98 mol%, more preferably in a range of 60 to 96 mol%. Vinylidene heptadide IJdene copolymers copolymerized with less or more vinylidene fluoride units than the above range have insufficient compatibility with acrylate polymers, making it difficult to use vinylidene fluoride copolymers with good transparency. Cannot be combined into a mixture.
本発明で用いるフッ化ビニリデン共重合体の共重合成分
は、特に制約されるものではないが例エバテトラフルオ
ロエチレン、トＩＪフルオロエチレン、ヘキサフルオロ
プロピレン、ヘキサフルオロアセトン、フッ化ビニル、
クロロトリフルオロエチレンが特に好ましいものとして
例示できる。さらに共重合成分は２穏以上のモノマーを
使用することもできる。The copolymerization components of the vinylidene fluoride copolymer used in the present invention are not particularly limited, but examples include evatetrafluoroethylene, trifluoroethylene, hexafluoropropylene, hexafluoroacetone, vinyl fluoride,
A particularly preferred example is chlorotrifluoroethylene. Furthermore, as the copolymerization component, monomers having two or more monomers can be used.
また、フッ化ビニリデン共重合体と混合して用いるアク
リレート系重合体は、一般式％式％
で示される単量体を重合して得られるものである。The acrylate polymer used in combination with the vinylidene fluoride copolymer is obtained by polymerizing monomers represented by the general formula %.
これら単量体の具体例としては、例えばメタクリル酸、
メチルメタクリレート、エチルメタクリレート、τ−プ
ロピルメタクリレート、ルーブチルメククリレート、シ
クロヘキシルメタクリレートあるいはアクリル酸、メチ
ルアクリレート、エチルアクリレート、ｔ−ブチルアク
リレート、２−エチルへキシルアクリレート、ベンジル
アクリレート等の単独重合体あるいはこれら単量体の共
重合体である。Specific examples of these monomers include methacrylic acid,
Methyl methacrylate, ethyl methacrylate, τ-propyl methacrylate, rubutyl meccrylate, cyclohexyl methacrylate, or homopolymers of acrylic acid, methyl acrylate, ethyl acrylate, t-butyl acrylate, 2-ethylhexyl acrylate, benzyl acrylate, etc. It is a copolymer of monomers.
また、本発明を実施するに際して用いる透明な基材は、
特に制限するものではないが、それ自体、耐熱性、耐薬
品性が良好であり、特に機緘的性質の優れたものが好ま
しく、例えばポリメチルメタクリレート、ポリエチレン
テレフタレートとポリカーボネート、ポリアクリレート
、ポリエステルカーボネート、ポリエーテルサルホン等
の有機重合体あるいは光学ガラス、石英ガラス等の無機
物等を用いることができる。In addition, the transparent base material used when carrying out the present invention is
Although not particularly limited, those having good heat resistance and chemical resistance, and particularly excellent mechanical properties are preferred, such as polymethyl methacrylate, polyethylene terephthalate and polycarbonate, polyacrylate, polyester carbonate, Organic polymers such as polyether sulfone or inorganic materials such as optical glass and quartz glass can be used.
本発明の複合成型体を作るには、前述した透明な基材上
に、前述したポリフッ化ビニリデン系樹脂組成物を薄膜
層として形成させる方法を用いるのがよく、例えばポリ
フッ化ビニリデン系樹脂組成物を良溶媒に溶解したもの
を、透明な基材上へ流延、またスプレー等の方法により
コーティングした後、溶媒を除去するソルベントコート
法、ポリフッ化ビニリデン系樹脂混合物を押し出し機に
よって溶融混練した後、透明な基材上へフィルム状に押
し出す方法、あるいはフッ化ビニリデン共重合体を、ア
クリレート系モノマーに溶解させて透明な基材上に流延
した後、光重合開始剤の存在下に光照射して光硬化させ
る方法などを用いることができる。In order to make the composite molded article of the present invention, it is preferable to use a method in which the above-mentioned polyvinylidene fluoride resin composition is formed as a thin film layer on the above-mentioned transparent base material. After dissolving it in a good solvent and coating it on a transparent substrate by methods such as casting or spraying, the solvent is removed using the solvent coating method, and after melting and kneading the polyvinylidene fluoride resin mixture using an extruder. , a method of extruding the vinylidene fluoride copolymer onto a transparent substrate in the form of a film, or a method of dissolving the vinylidene fluoride copolymer in an acrylate monomer and casting it onto a transparent substrate, followed by irradiation with light in the presence of a photopolymerization initiator. For example, a method of photocuring can be used.
本発明の複合成型体は、有機重合体としてポリフッ化ビ
ニリデン系重合体を用いているにもかかわらず、極めて
透明性に優れており、透明性材料、光導波路材、光記録
材等種々の用途に用いることができる。Although the composite molded product of the present invention uses polyvinylidene fluoride polymer as the organic polymer, it has extremely excellent transparency and can be used for various purposes such as transparent materials, optical waveguide materials, and optical recording materials. It can be used for.
以下実施例および比較例により更に本発明の詳細な説明
する。The present invention will be further explained in detail below with reference to Examples and Comparative Examples.
実施例１
フッ化ビニリデン／テト２フルオロエチレンの組成比が
８５／１５（モル比）であるフッ化ビニＩＪデン系共重
合体２０重量部、ポリメチルメタクリレート８０重量部
をメチルエチルケトンに混合溶解させて固形分濃度２０
重量％の溶液とした。このポリマー溶液をロールコータ
−にて膜厚５０μのポリエステルフィルム上Ｋ。Example 1 20 parts by weight of a vinylidene fluoride IJ-dene copolymer having a composition ratio of vinylidene fluoride/tet2fluoroethylene of 85/15 (molar ratio) and 80 parts by weight of polymethyl methacrylate were mixed and dissolved in methyl ethyl ketone. Solid content concentration 20
% solution by weight. This polymer solution was coated on a 50 μm thick polyester film using a roll coater.
２００μｍの厚さで流延した後、室温にて脱党乾燥する
ことによりメチルエチルケトンを除去した。After casting to a thickness of 200 μm, methyl ethyl ketone was removed by drying at room temperature.
このようにして得られたポリエステルフィルムとポリフ
ッ化ビニリデン系ポリマー混合樹脂の薄膜からなる複合
成型体フィルムは、しなやかで、全体としての透明性は
光線透過率が９０％と優れたものであった。このフィル
ムを８０℃で１００時間加熱した後も、ポリエステルフ
ィルムと混合樹脂の薄膜との剥離は起こらず、その光線
透過率は９０％を保っていた。The thus obtained composite molded film consisting of a thin film of a polyester film and a polyvinylidene fluoride polymer mixed resin was flexible and had excellent overall transparency with a light transmittance of 90%. Even after this film was heated at 80° C. for 100 hours, no peeling occurred between the polyester film and the mixed resin thin film, and the light transmittance remained at 90%.
実施例２
フッ化ヒニリテン／テトラフルオロエチレン／ヘキサフ
ルオロプロピレンヲ７５／１５／１０モル比で共重合し
たフッ化ビニリデン系共重合体３０重量部、メチルメタ
クリレート単量体６０重量部、ブチルアクリレート単量
体１０重量部を混合溶解させて、均一なシラツブ状ポリ
マー液を得、光重合開始剤を加えた。これをロールコー
タ−にて１００μｍのポリエステルフィルム上に、５０
μの厚さに流延した後、超高圧水銀灯の光を照射して光
硬化した。Example 2 30 parts by weight of vinylidene fluoride copolymer copolymerized with hnyritene fluoride/tetrafluoroethylene/hexafluoropropylene in a molar ratio of 75/15/10, 60 parts by weight of methyl methacrylate monomer, butyl acrylate monomer 10 parts by weight of the polymer were mixed and dissolved to obtain a uniform silty polymer liquid, and a photopolymerization initiator was added thereto. This was coated onto a 100 μm polyester film using a roll coater for 50 μm.
After casting to a thickness of μ, it was photocured by irradiation with light from an ultra-high pressure mercury lamp.
ポリエステルフィルムと混合樹脂の薄膜からなる複合成
型体は柔軟で、しなやかな透明フィルムであり、１４５
μｍの厚さとなり、その光線透過率は８８％であった。The composite molded product consisting of a thin film of polyester film and mixed resin is a flexible, transparent film that is 145
The thickness was 1.0 μm, and the light transmittance was 88%.
また、その耐熱特性を実施例１と同様にして試験した結
果、極めて良好であった。Furthermore, the heat resistance properties were tested in the same manner as in Example 1, and as a result were found to be extremely good.
Claims (1)
割合で重合したフツ化ビニリデン共重合体１〜９９重量
％と、下記式（１）で表わされる単量体を主成分とする
重合体９９〜１重量％を混合してなる混合樹脂組成物の
薄膜層と、透明な基材とからなる複合成型体 ▲数式、化学式、表等があります▼・・・・・・・（１
） （Ｘ：Ｈ及びＣＨ＿３ Ｙ：Ｈ及び炭素数１〜１０の炭化水素基を示す）[Scope of Claims] 1. 1 to 99% by weight of a vinylidene fluoride copolymer polymerized with vinylidene fluoride units in a proportion of 40 to 98 mol%, and a monomer represented by the following formula (1) as the main component. A composite molded product consisting of a thin film layer of a mixed resin composition made by mixing 99 to 1% by weight of polymer as a component and a transparent base material ▲ There are mathematical formulas, chemical formulas, tables, etc. ▼・(1
) (X:H and CH_3 Y:H and a hydrocarbon group having 1 to 10 carbon atoms)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16620986A JPS6321143A (en) | 1986-07-15 | 1986-07-15 | Composite molded form |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16620986A JPS6321143A (en) | 1986-07-15 | 1986-07-15 | Composite molded form |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6321143A true JPS6321143A (en) | 1988-01-28 |
Family
ID=15827120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16620986A Pending JPS6321143A (en) | 1986-07-15 | 1986-07-15 | Composite molded form |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6321143A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0319572A1 (en) * | 1987-06-24 | 1989-06-14 | The Dow Chemical Company | Aromatic ester carbonate polymer optical waveguides |
-
1986
- 1986-07-15 JP JP16620986A patent/JPS6321143A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0319572A1 (en) * | 1987-06-24 | 1989-06-14 | The Dow Chemical Company | Aromatic ester carbonate polymer optical waveguides |
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