JP7077424B2 - エピスルフィド系光学材料用モノマーのモールド自動注入方法 - Google Patents
エピスルフィド系光学材料用モノマーのモールド自動注入方法 Download PDFInfo
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- JP7077424B2 JP7077424B2 JP2020562685A JP2020562685A JP7077424B2 JP 7077424 B2 JP7077424 B2 JP 7077424B2 JP 2020562685 A JP2020562685 A JP 2020562685A JP 2020562685 A JP2020562685 A JP 2020562685A JP 7077424 B2 JP7077424 B2 JP 7077424B2
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
- B29D11/00432—Auxiliary operations, e.g. machines for filling the moulds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
- B29C33/60—Releasing, lubricating or separating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
- B29D11/0048—Moulds for lenses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00951—Measuring, controlling or regulating
-
- 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
- C08G59/22—Di-epoxy compounds
- C08G59/30—Di-epoxy compounds containing atoms other than carbon, hydrogen, oxygen and nitrogen
- C08G59/302—Di-epoxy compounds containing atoms other than carbon, hydrogen, oxygen and nitrogen containing sulfur
-
- 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
- C08G59/4007—Curing agents not provided for by the groups C08G59/42 - C08G59/66
- C08G59/4014—Nitrogen containing compounds
- C08G59/4028—Isocyanates; Thioisocyanates
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Ophthalmology & Optometry (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Description
I:注入口
L:仮想輪郭
L1:流面
M:モールド
A1,A2:感知領域
S:モノマー溶液
T:シーリングテープ
V:バルブ
10:原料タンク
20:シリンジ
21:ノズル
22:駆動部
23:プランジャー
Claims (11)
- 外周がシーリングされた一対のモールドの間に形成されたキャビティの内部にエピスルフィド系光学材料用モノマー組成物を注入する方法であって、
(a)固相の屈折率1.650~1.820、粘度15~900cps(25℃)のエピスルフィド系光学材料用モノマー組成物を準備する段階と;
(b)前記モノマー組成物を前記キャビティ内に大部分注入する段階と;
(c)前記(b)段階に続いてモノマー組成物をキャビティ内に注入しながらビジョン認識システムを用いて流面を感知し、設定された最終注入地点に流面が感知されるとモノマー組成物の注入を終了する段階と;
を含み、
前記ビジョン認識システムはモールドの輪郭と前記モールドに注入されるモノマー溶液の流面を撮影するものであり、モールドが注入位置にセッティングされた状態を感知するために、前記モールド輪郭の一部に位置する第1領域と、前記モールドの外側に位置した第2領域を設定することを特徴とする、
エピスルフィド系光学材料用モノマーのモールド自動注入方法。 - 前記ビジョン認識システムは、コントローラが、前記第1領域でモールドの輪郭が感知されると、設定された第1注入圧力でモノマー溶液の大部分をモールド内に注入した後、次いで、前記第1注入圧力よりも低い圧力で残量のモノマー溶液を注入しながら第2領域で流面が感知されるとモノマー溶液の注入を終了することを特徴とする、請求項1に記載のエピスルフィド系光学材料用モノマーのモールド自動注入方法。
- 前記第1及び第2領域ではモールドの輪郭及びモノマー溶液の流面を画素数の変化によって感知することを特徴とする、請求項1又は2に記載のエピスルフィド系光学材料用モノマーのモールド自動注入方法。
- 前記第1領域には円弧状に仮想輪郭が表示され、前記第1領域でモールド輪郭の感知時に、撮影されたモールドの輪郭が前記仮想輪郭に一致するように撮影位置調整がなされ、前記第1領域の位置変化にしたがって第2領域の位置が共に移動して流面変化を感知することを特徴とする、請求項1又は2に記載のエピスルフィド系光学材料用モノマーのモールド自動注入方法。
- 前記第1領域は、モールドの外周においてモールドのX方向情報及びY方向情報の両方を有する位置に設定されることを特徴とする、請求項1又は2に記載のエピスルフィド系光学材料用モノマーのモールド自動注入方法。
- 前記モノマー組成物をモールド内に第1注入圧力で注入する段階では、モールド内キャビティ容積の70%~99%を注入することを特徴とする、請求項2に記載のエピスルフィド系光学材料用モノマーのモールド自動注入方法。
- 前記エピスルフィド系光学材料用モノマー組成物は、1個以上のエピスルフィド基を持つ化合物を含むことを特徴とする、請求項1又は2に記載のエピスルフィド系光学材料用モノマーのモールド自動注入方法。
- 前記エピスルフィド基を持つ化合物は、ビス(2,3-エピチオプロピル)スルフィド、ビス(2,3-エピチオプロピル)ジスルフィド、1,3-ビス(β-エピチオプロピルチオ)シクロヘキサン、1,4-ビス(β-エピチオプロピルチオ)シクロヘキサン、1,3-ビス(β-エピチオプロピルチオメチル)シクロヘキサン、1,4-ビス(β-エピチオプロピルチオメチル)シクロヘキサン、2,5-ビス(β-エピチオプロピルチオメチル)-1,4-ジチアン、2,5-ビス(β-エピチオプロピルチオエチルチオメチル)-1,4-ジチアン及び2-(2-β-エピチオプロピルチオエチルチオ)-1,3-ビス(β-エピチオプロピルチオ)プロパンからなる群から選ばれる1種以上であることを特徴とする、請求項7に記載のエピスルフィド系光学材料用モノマーのモールド自動注入方法。
- 前記エピスルフィド系光学材料用モノマー組成物は、ポリチオール化合物、硫黄、ポリイソシアネート化合物のいずれか1種以上をさらに含むことを特徴とする、請求項7に記載のエピスルフィド系光学材料用モノマーのモールド自動注入方法。
- 前記エピスルフィド系光学材料用モノマー組成物は、内部離型剤をさらに含むことを特徴とする、請求項7に記載のエピスルフィド系光学材料用モノマーのモールド自動注入方法。
- 前記モノマー組成物の注入が-5℃~50℃の温度範囲で行われることを特徴とする、請求項7に記載のエピスルフィド系光学材料用モノマーのモールド自動注入方法。
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KR20180055092 | 2018-05-14 | ||
KR10-2018-0055092 | 2018-05-14 | ||
KR10-2018-0137351 | 2018-11-09 | ||
KR1020180137351A KR102502637B1 (ko) | 2018-05-14 | 2018-11-09 | 에피설파이드계 광학재료용 모노머의 몰드 자동 주입방법 |
PCT/KR2019/004797 WO2019221411A1 (ko) | 2018-05-14 | 2019-04-22 | 에피설파이드계 광학재료용 모노머의 몰드 자동 주입방법 |
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KR102502637B1 (ko) | 2023-02-22 |
KR20190130452A (ko) | 2019-11-22 |
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