KR900006110A - 형상기억성관체 및 그 시공방법 - Google Patents
형상기억성관체 및 그 시공방법 Download PDFInfo
- Publication number
- KR900006110A KR900006110A KR1019890014757A KR890014757A KR900006110A KR 900006110 A KR900006110 A KR 900006110A KR 1019890014757 A KR1019890014757 A KR 1019890014757A KR 890014757 A KR890014757 A KR 890014757A KR 900006110 A KR900006110 A KR 900006110A
- Authority
- KR
- South Korea
- Prior art keywords
- tube
- glass transition
- transition point
- shape
- temperature
- Prior art date
Links
Classifications
-
- 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
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
-
- 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
- B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
- B29C61/003—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor characterised by the choice of material
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
-
- 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
- B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
-
- 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
- C08G2250/00—Compositions for preparing crystalline polymers
-
- 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
- C08G2280/00—Compositions for creating shape memory
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
- Sink And Installation For Waste Water (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
내용 없음.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1 도 및 제 2 도는 본 발명의 실시예를 설명하기 위한 도면.
*도면의 주요부분에 대한 부호의 설명
1 : 관체 2 : 배관
Claims (2)
- 2관능의 디이소시아네이트, 2관능의 폴리올 및 활성수소기를 함유하는 2관능의 사슬연장제를 원료로하고, 몰비로, 디이소시아네이트, : 폴리올 : 사슬연장제=2.00∼1.10:1.00:1.00∼0.10과 배합해서 프로폴리머법에 의해 중합한 폴리우레탄 탄성중합체로서, 중합체의 말단에는 [NCO]와 [OH]를 거의 등량 함유하고, -50∼60℃의 범위의 유리전이점 및 3∼50중량%의 결정화도를 가진 형상기억성 폴리우레탄 탄성중합체를 사용하고, 관형상으로 성형해서 기본형상을 기억시키고, 중합체의 유리전이점보다 높고, 성형온도보다 낮은온도에서 상기 관체에 변형을 가하고, 그대로의 상태에서 유리전이점보다 낮은 온도로 냉각하므로서 고정화한 재2의 형상을 취할 수 있는 형상기억성관체.
- 특허청구범위 제 1 항기재의 기본형상을 기억하는 관체를 유리전이점보다 높고, 성형온도보다 낮은 온도에서 변형을 가해서, 그대로의 상태에서 유리전이점보다 낮은 온도로 냉각해서, 제2의 형상을 고정화하고, 이 관체를 다른부재와 조합시킨후, 유리전이점보다 높은 온도로 가열하므로서, 기본형상을 회복시켜, 관체와 부재를 강고하게 접합하는 것을 특징으로 하는 형상기억성관체의 시공방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63260491A JPH066349B2 (ja) | 1988-10-18 | 1988-10-18 | 形状記憶性管体及びその施工方法 |
JP88-260491 | 1988-10-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR900006110A true KR900006110A (ko) | 1990-05-07 |
KR920003921B1 KR920003921B1 (ko) | 1992-05-18 |
Family
ID=17348703
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019890014757A KR920003921B1 (ko) | 1988-10-18 | 1989-10-14 | 형상기억성관체 및 그 시공방법 |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0367014B1 (ko) |
JP (1) | JPH066349B2 (ko) |
KR (1) | KR920003921B1 (ko) |
CA (1) | CA2000201C (ko) |
DE (1) | DE68923679T2 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008014167A1 (en) * | 2006-07-28 | 2008-01-31 | 3M Innovative Properties Company | Methods for changing the shape of a surface of a shape memory polymer article |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02214715A (ja) * | 1989-02-16 | 1990-08-27 | M D Kasei Kk | 高分子熱可塑性ウレタンエラストマーの製造方法及び高分子熱可塑性ウレタンエラストマー成形体 |
JPH02215821A (ja) * | 1989-02-16 | 1990-08-28 | M D Kasei Kk | 高分子熱可塑性ウレタンエラストマーの製造方法及び高分子熱可塑性ウレタンエラストマー成形体 |
JPH03237117A (ja) * | 1990-02-15 | 1991-10-23 | Mitsubishi Heavy Ind Ltd | 高分子熱可塑性ウレタンエラストマーの製造方法及び高分子熱可塑性ウレタンエラストマー成形体 |
CA2062433C (en) | 1991-03-08 | 2000-02-29 | Takashi Matsumoto | Medical tube |
NL1010022C2 (nl) * | 1998-09-08 | 2000-04-03 | Dsm Nv | Verbinding met een onderdeel vervaardigd uit een thermoplastisch elastomeer. |
AUPQ170799A0 (en) * | 1999-07-20 | 1999-08-12 | Cardiac Crc Nominees Pty Limited | Shape memory polyurethane or polyurethane-urea polymers |
FR2822449B1 (fr) | 2001-03-22 | 2003-09-19 | Mei Yi Zhu | Dispositif de bouchage inviolable |
JP4031632B2 (ja) * | 2001-10-31 | 2008-01-09 | 三菱重工業株式会社 | 繊維強化型プラスチックの製造方法 |
JP4326247B2 (ja) * | 2003-03-31 | 2009-09-02 | 三菱重工業株式会社 | インフレータブル性を備えた繊維強化プラスチック用プリプレグ及びその製造方法 |
JP4242706B2 (ja) * | 2003-06-03 | 2009-03-25 | ニッタ株式会社 | 熱可塑性ポリウレタン成形品およびその製造方法 |
WO2005103201A1 (en) | 2004-03-31 | 2005-11-03 | University Of Connecticut | Shape memory main-chain smectic-c elastomers |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3624045A (en) * | 1965-10-22 | 1971-11-30 | Raychem Corp | Crosslinked heat recoverable thermoplastic polyurethanes |
DE1704284B2 (de) * | 1966-10-17 | 1971-12-09 | Raychem Corp , Menlo Park, Calif (V St A) | Huelle aus waermerueckstellfaehigem material |
FR1534052A (fr) * | 1967-06-15 | 1968-07-26 | Dunlop Sa | Manchons d'isolation thermique et leur fabrication |
DE1704160A1 (de) * | 1968-02-17 | 1971-04-22 | Kabel Und Metallwerke Guthoffn | Verwendung von C-O- und N-H-Gruppen enthaltendem Polyurethan als Material fuer Schrumpfartikel |
JPS58118211A (ja) * | 1982-01-07 | 1983-07-14 | Eagle Ind Co Ltd | 船尾管の防食ライニング方法 |
JPH0696629B2 (ja) * | 1985-06-21 | 1994-11-30 | 三菱重工業株式会社 | ポリウレタンエラストマーの製造方法 |
JPS62138214A (ja) * | 1985-12-12 | 1987-06-22 | Nippon Petrochem Co Ltd | 超高分子量ポリエチレンパイプの成形方法 |
JPS62129028A (ja) * | 1985-11-29 | 1987-06-11 | オリンパス光学工業株式会社 | 内視鏡 |
-
1988
- 1988-10-18 JP JP63260491A patent/JPH066349B2/ja not_active Expired - Lifetime
-
1989
- 1989-10-05 CA CA002000201A patent/CA2000201C/en not_active Expired - Fee Related
- 1989-10-14 KR KR1019890014757A patent/KR920003921B1/ko not_active IP Right Cessation
- 1989-10-17 EP EP89119214A patent/EP0367014B1/en not_active Expired - Lifetime
- 1989-10-17 DE DE68923679T patent/DE68923679T2/de not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008014167A1 (en) * | 2006-07-28 | 2008-01-31 | 3M Innovative Properties Company | Methods for changing the shape of a surface of a shape memory polymer article |
Also Published As
Publication number | Publication date |
---|---|
CA2000201C (en) | 1996-01-16 |
JPH066349B2 (ja) | 1994-01-26 |
EP0367014A2 (en) | 1990-05-09 |
KR920003921B1 (ko) | 1992-05-18 |
JPH02107431A (ja) | 1990-04-19 |
DE68923679D1 (de) | 1995-09-07 |
CA2000201A1 (en) | 1990-04-18 |
EP0367014A3 (en) | 1990-12-19 |
EP0367014B1 (en) | 1995-08-02 |
DE68923679T2 (de) | 1996-01-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR900006421A (ko) | 형상기억성 중합발포체로 이루어진 단열재 | |
KR900006110A (ko) | 형상기억성관체 및 그 시공방법 | |
KR900004789A (ko) | 형상기억 중합발포체 | |
KR900004790A (ko) | 형상기억 폴리우레탄 탄성중합성형체 | |
KR910006378B1 (ko) | 다면체 셀 구조 및 그 제조방법 | |
KR900005951A (ko) | 사람용 화장료 | |
NO881087L (no) | Reaksjonssystem for anvendelse ved fremstilling av en polymer. | |
NZ227265A (en) | Polyurethane formed from polyisocyanate, at least one cycloalkane diol, at least one other chain extender, and a polyol | |
KR940004011A (ko) | 미공질 엘라스토머 제조용 반응계 | |
KR910018484A (ko) | 이소시아네이트로 말단화된 폴리우레탄 예비중합체 혼합물 | |
WO1999039030A8 (fr) | Procede de fabrication d'un elastomere de polyurethanne et d'un filament souple | |
DE69128974D1 (de) | Herstellung polymerer Schäume | |
EP1852088A1 (en) | Shape memory devices | |
KR930019763A (ko) | 폴리아세탈 수지 조성물의 제조방법 | |
KR910016392A (ko) | 열용융 결합방법 | |
EP0197463A3 (en) | Flame retarded high modulus polyurethane elastomers and method of making same | |
KR860004113A (ko) | 우레탄수지 조성물 | |
KR900006108A (ko) | 형상기억성 투명체 및 그 성형법 | |
IT1152918B (it) | Elemento elastico per molleggiare una forza agente sull'elemento | |
KR940014724A (ko) | 열융착형 우레탄 접착제 | |
KR930004349A (ko) | 가요성 폴리우레탄 발포체의 제조방법 | |
Hayashi | Properties and application of Polyurethane-based shape Memory Polymer | |
KR900006107A (ko) | 성형품 표면의 개질방법 및 이에 의해 수득된 성형품 | |
Gillis et al. | Improved Polyurea Reaction Injection Molding Process | |
KR950011580A (ko) | 핫멜트 접착제의 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20020508 Year of fee payment: 11 |
|
LAPS | Lapse due to unpaid annual fee |