KR19980031089A - 내황변성 캐스팅 테이프의 제조방법 - Google Patents
내황변성 캐스팅 테이프의 제조방법 Download PDFInfo
- Publication number
- KR19980031089A KR19980031089A KR1019960050620A KR19960050620A KR19980031089A KR 19980031089 A KR19980031089 A KR 19980031089A KR 1019960050620 A KR1019960050620 A KR 1019960050620A KR 19960050620 A KR19960050620 A KR 19960050620A KR 19980031089 A KR19980031089 A KR 19980031089A
- Authority
- KR
- South Korea
- Prior art keywords
- diisocyanate
- compound
- casting tape
- aliphatic
- casting
- 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.)
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/07—Stiffening bandages
- A61L15/12—Stiffening bandages containing macromolecular materials
- A61L15/125—Mixtures of macromolecular compounds
-
- 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
-
- 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
- C08G18/16—Catalysts
- C08G18/166—Catalysts not provided for in the groups C08G18/18 - C08G18/26
- C08G18/168—Organic compounds
-
- 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
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
-
- 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
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/02—Halogenated hydrocarbons
- C08K5/03—Halogenated hydrocarbons aromatic, e.g. C6H5-CH2-Cl
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Epidemiology (AREA)
- Materials Engineering (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Polyurethanes Or Polyureas (AREA)
- Materials For Medical Uses (AREA)
Abstract
Description
Claims (8)
- 우레탄 프리폴리머를 캐스팅 지지체에 도포시켜 캐스팅 테이프를 제조하는 방법에 있어서, 상기 우레탄 프리폴리머는 다음 구조식(I)로 표시되는 비스페놀A 모포리노에틸 에톡시레이트 촉매 존재하에서 지방족 및 방향족 디이소시아네이트 화합물과 분자량 200~5,000 범위의 폴리올 화합물을 중합반응시켜 제조된 것을 사용하는 것을 특징으로 하는 내황변성 캐스팅 테이프 제조방법.
- 제1항에 있어서, 상기 방향족 디이소시아네이트 화합물은 지방족 디이소시아네이트 화합물에 대하여 3~12 중량배로 사용하는 것을 특징으로 하는 내황변성 캐스팅 테이프의 제조방법.
- 제1항에 있어서, 상기 지방족 디이소시아네이트 화합물로는 헥사메틸렌 디이소시아네이트(HDI; hexamethylene diisocyanate), 이소포론 디이소시아네이트(IPDI; isophoron diisocyanate), 수소화된 MDI(hydrogenated 4,4'-methylenediphenyl diisocyanate) 및 수소화된 XDI(hydrogenated xylene diisocyanate) 중에서 선택된 단독 또는 2종 이상을 혼합하여 사용하는 것을 특징으로 하는 내황변성 캐스팅 테이프의 제조방법.
- 제1항에 있어서, 상기 방향족 디이소시아네이트 화합물로는 4,4'-메틸렌 디페닐 디이소시아네이트(MDI; 4,4'-methylenediphenyl diisocyanate), 톨루엔 디이소시아네이트(TDI; toluene diisocyanate), 나프탈렌 디이소시아네이트(NDI; naphthalene diisocyanate) 및 자일렌 디이소시아네이트(XDI; xylene diisocyanate) 중에서 선택된 단독 또는 2종 이상을 사용하는 것을 특징으로 하는 내황변성 캐스팅 테이프의 제조방법.
- 제1항에 있어서, 상기 폴리올 화합물 1 몰에 대하여 지방족 및 방향족 디이소시아네이트 화합물은 2~10 몰비로 사용하는 것을 특징으로 하는 내황변성 캐스팅 테이프의 제조방법.
- 제1항 또는 제5항에 있어서, 상기 폴리올 화합물로는 폴리카프로락톤 글리콜, 폴리에틸렌 글리콜, 폴리프로필렌 글리콜 및 이들의 공중합체 등 중에서 선택된 단독 또는 2종 이상을 혼합하여 사용하는 것을 특징으로 하는 내황변성 캐스팅 테이프의 제조방법.
- 제1항에 있어서, 상기 우레탄 프리폴리머는 이소시아네이트 함량이 5~30%가 되도록 제조하는 것을 특징으로 하는 내황변성 캐스팅 테이프의 제조방법.
- 제1항에 있어서, 상기 구조식(Ⅰ)로 표시되는 비스페놀A 모포리노에틸 에톡시레이트 촉매는 총 반응물에 대하여 0.1~5 중량% 사용하는 것을 특징으로 하는 내황변성 캐스팅 테이프의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960050620A KR100238101B1 (ko) | 1996-10-31 | 1996-10-31 | 내황변성 캐스팅 테이프의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960050620A KR100238101B1 (ko) | 1996-10-31 | 1996-10-31 | 내황변성 캐스팅 테이프의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980031089A true KR19980031089A (ko) | 1998-07-25 |
KR100238101B1 KR100238101B1 (ko) | 2000-02-01 |
Family
ID=19480047
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019960050620A Expired - Fee Related KR100238101B1 (ko) | 1996-10-31 | 1996-10-31 | 내황변성 캐스팅 테이프의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100238101B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010001279A (ko) * | 1999-06-03 | 2001-01-05 | 김형순 | 정형외과용 캐스팅 테이프 및 그 제조방법 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4574793A (en) * | 1984-08-21 | 1986-03-11 | Hexcel Corporation | Stabilized, catalyzed water activated polyurethane systems |
-
1996
- 1996-10-31 KR KR1019960050620A patent/KR100238101B1/ko not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010001279A (ko) * | 1999-06-03 | 2001-01-05 | 김형순 | 정형외과용 캐스팅 테이프 및 그 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
KR100238101B1 (ko) | 2000-02-01 |
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