KR850003541A - 고무 정제 방법 - Google Patents
고무 정제 방법 Download PDFInfo
- Publication number
- KR850003541A KR850003541A KR1019840007215A KR840007215A KR850003541A KR 850003541 A KR850003541 A KR 850003541A KR 1019840007215 A KR1019840007215 A KR 1019840007215A KR 840007215 A KR840007215 A KR 840007215A KR 850003541 A KR850003541 A KR 850003541A
- Authority
- KR
- South Korea
- Prior art keywords
- extraction solvent
- rubber
- critical
- pressure
- ethylene
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F6/00—Post-polymerisation treatments
- C08F6/14—Treatment of polymer emulsions
- C08F6/16—Purification
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F6/00—Post-polymerisation treatments
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Extraction Or Liquid Replacement (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (11)
- 에틸렌, 그룹당 3-8개의 탄소원자를 갖는 알켄-1과 디엔으로부터 유도된 그룹으로 이루어진 고무를 정제하는데 있어서, 추출용매의 임계온도 이상의 온도와 추출용매의 임계압력이상의 압력에서 고무를 고무의 불순물 ㎏당 임계온도가 435。K보다 적은 물질로부터 선택한 추출용매의 20N㎥(NPT)으로 처리하는 것을 특징으로 하는 고무 정제방법.
- 제1항에 있어서, 상기 추출용매로 처리하기전에 정제할 고무를 고무에 대한 물함량을 5중량 %이하로 하는 것을 특징으로하는 방법.
- 제1항 및 2항에 있어서, 추출용매로 처리하는 시간을 1-5분으로 하는 것을 특징으로 하는 방법.
- 제1항에서 3항중 어느한 항에 있어서, 추출용매의 처리온도가 추출용매의 임계온도와 600°K사이인 것을 특징으로 하는 방법.
- 제1항에서 4항중 어느한 항에 있어서, 추출용매의 처리압력이 추출용매의 임계압력과 이 임계압력의 10배 사이 인 것을 특징으로 하는 방법.
- 제1항에서 5항중 어느 한항에 있어서, 고무의 불순물 ㎏당 추출용매 40-1500N㎥(NPT)가 사용되는 것을 특징으로 하는 방법.
- 제1항에서 6항중 어느한 항에 있어서, 사용된 추출용매가 CO2,에틸렌, 프로필렌 또는 이들중 두가지의 혼합물 또는 전체 혼합물인 것을 특징으로 하는 방법.
- 제7항에 있어서 사용된 추출용매가 CO2인 것을 특징으로 하는 방법.
- 제8항에 있어서 사용된 추출용매가 에틸렌, 프로필렌 또는 이들의 혼합물인 것을 특징으로 하는 방법.
- 본문과 실시예와 비교실시예에서 설명한 것을 특징으로 하는 방법.
- 제1항에서 10항중 어느 한 항에 있어서, 이 방법을 사용함으로써 제조된 정제된 EADM고무.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8303942A NL8303942A (nl) | 1983-11-17 | 1983-11-17 | Werkwijze voor de zuivering van een rubber. |
NL8303942 | 1983-11-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR850003541A true KR850003541A (ko) | 1985-06-20 |
KR860001551B1 KR860001551B1 (ko) | 1986-10-04 |
Family
ID=19842722
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019840007215A KR860001551B1 (ko) | 1983-11-17 | 1984-11-17 | 고무 정제 방법 |
Country Status (9)
Country | Link |
---|---|
US (1) | US4725667A (ko) |
EP (1) | EP0142894B1 (ko) |
JP (1) | JPH0674296B2 (ko) |
KR (1) | KR860001551B1 (ko) |
BR (1) | BR8405855A (ko) |
CA (1) | CA1242845A (ko) |
DE (1) | DE3484923D1 (ko) |
NL (1) | NL8303942A (ko) |
SU (1) | SU1628859A3 (ko) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8600144A (nl) * | 1986-01-23 | 1987-08-17 | Stamicarbon | Werkwijze voor het zuiveren van een thermoplastisch polymeer. |
FR2611207B1 (fr) * | 1987-02-19 | 1989-07-13 | Rhone Poulenc Sante | Procede de purification des copolymeres du styrene avec les vinylpyridines par extraction au moyen d'un gaz supercritique |
US4842743A (en) * | 1987-03-27 | 1989-06-27 | Asahi Denka Kogyo K.K. | Method of removing solvent from chlorinated resin |
JPH0286604A (ja) * | 1988-09-22 | 1990-03-27 | Toyo Eng Corp | 重合体の精製方法 |
DE3840293A1 (de) * | 1988-11-30 | 1990-05-31 | Werner & Pfleiderer | Verfahren zum entfernen von verunreinigungen aus polymeren kunststoffen und vorrichtung zur durchfuehrung des verfahrens |
DE69120561T2 (de) * | 1990-03-16 | 1996-10-31 | Mobil Oil Corp | Verfahren zur Herstellung von linearen Ethylencopolymeren mit niedriger Dichte |
JPH0453804A (ja) * | 1990-06-21 | 1992-02-21 | Toyo Eng Corp | 重合体分散液の精製方法 |
US5376744A (en) * | 1993-11-10 | 1994-12-27 | The University Of Akron | Carbocationic polymerizations in supercritical CO2 |
GB2311992A (en) | 1996-04-10 | 1997-10-15 | Bespak Plc | A method of cleaning or purifying elastomers and elastomeric articles which are intended for medical or pharmaceutical uses |
CN101508743B (zh) * | 2009-03-13 | 2011-06-08 | 云南高深橡胶有限公司 | 天然橡胶加工工艺 |
SG11201401599VA (en) * | 2011-12-07 | 2014-07-30 | Jsr Corp | Method for manufacturing modified polymer and hydrogen adduct thereof |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2953557A (en) * | 1960-09-20 | Recovery of entrained polymer solids | ||
US3350370A (en) * | 1963-03-29 | 1967-10-31 | Du Pont | Process for terpolymeric solvent-free hydrocarbon crumbs |
US3378467A (en) * | 1964-05-20 | 1968-04-16 | Halcon International Inc | Method of recovering unsaturated monomer by thin film evaporation with a gas and absorption with a solvent |
DE1795396C3 (de) * | 1968-09-26 | 1982-05-19 | Basf Ag, 6700 Ludwigshafen | Verfahren zum Entfernen flüchtiger, Geruchsbelästigungen hervorrufender Bestandteile aus feinteiligen Olefinpolymerisaten |
US4124528A (en) * | 1974-10-04 | 1978-11-07 | Arthur D. Little, Inc. | Process for regenerating adsorbents with supercritical fluids |
DE3122679A1 (de) * | 1981-06-06 | 1982-12-23 | Basf Ag, 6700 Ludwigshafen | Verfahren zum desodorieren feinteiliger, mittels ziegler-natta-katalysatoren erhaltener propylenpolymerisate |
US4695621A (en) * | 1985-12-23 | 1987-09-22 | The Dow Chemical Company | Method for reducing residual monomers from oversized fat imbibing copolymer beads |
-
1983
- 1983-11-17 NL NL8303942A patent/NL8303942A/nl not_active Application Discontinuation
-
1984
- 1984-11-14 EP EP84201642A patent/EP0142894B1/en not_active Expired
- 1984-11-14 DE DE8484201642T patent/DE3484923D1/de not_active Expired - Lifetime
- 1984-11-15 CA CA000467881A patent/CA1242845A/en not_active Expired
- 1984-11-16 SU SU843818854A patent/SU1628859A3/ru active
- 1984-11-16 JP JP59240908A patent/JPH0674296B2/ja not_active Expired - Lifetime
- 1984-11-16 BR BR8405855A patent/BR8405855A/pt not_active IP Right Cessation
- 1984-11-17 KR KR1019840007215A patent/KR860001551B1/ko not_active IP Right Cessation
-
1986
- 1986-04-07 US US06/848,828 patent/US4725667A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR860001551B1 (ko) | 1986-10-04 |
EP0142894A3 (en) | 1985-07-03 |
SU1628859A3 (ru) | 1991-02-15 |
US4725667A (en) | 1988-02-16 |
EP0142894B1 (en) | 1991-08-14 |
JPS60118704A (ja) | 1985-06-26 |
EP0142894A2 (en) | 1985-05-29 |
DE3484923D1 (de) | 1991-09-19 |
NL8303942A (nl) | 1985-06-17 |
CA1242845A (en) | 1988-10-04 |
JPH0674296B2 (ja) | 1994-09-21 |
BR8405855A (pt) | 1985-09-17 |
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Payment date: 19980911 Year of fee payment: 13 |
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