DE69732199D1 - Verfahren zur Herstellung von Polyelektrolyten - Google Patents
Verfahren zur Herstellung von PolyelektrolytenInfo
- Publication number
- DE69732199D1 DE69732199D1 DE69732199T DE69732199T DE69732199D1 DE 69732199 D1 DE69732199 D1 DE 69732199D1 DE 69732199 T DE69732199 T DE 69732199T DE 69732199 T DE69732199 T DE 69732199T DE 69732199 D1 DE69732199 D1 DE 69732199D1
- Authority
- DE
- Germany
- Prior art keywords
- polyelectrolytes
- preparation
- 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.)
- Expired - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
- C08C19/00—Chemical modification of rubber
- C08C19/22—Incorporating nitrogen atoms into the molecule
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J49/00—Regeneration or reactivation of ion-exchangers; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
- C08C19/00—Chemical modification of rubber
- C08C19/20—Incorporating sulfur atoms into the molecule
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
- C08C19/00—Chemical modification of rubber
- C08C19/24—Incorporating phosphorus atoms into the molecule
-
- 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
- C08F8/00—Chemical modification by after-treatment
- C08F8/44—Preparation of metal salts or ammonium salts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
- B29B2017/0213—Specific separating techniques
- B29B2017/0293—Dissolving the materials in gases or liquids
-
- 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
- B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
-
- 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
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/0005—Condition, form or state of moulded material or of the material to be shaped containing compounding ingredients
- B29K2105/0026—Flame proofing or flame retarding agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
-
- 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
- C08F2800/00—Copolymer characterised by the proportions of the comonomers expressed
- C08F2800/10—Copolymer characterised by the proportions of the comonomers expressed as molar percentages
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (14)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17781596 | 1996-07-08 | ||
JP17781596A JP3371320B2 (ja) | 1996-07-08 | 1996-07-08 | 高分子電解質の製造方法 |
JP25698496 | 1996-09-27 | ||
JP25698496A JP3289615B2 (ja) | 1996-09-27 | 1996-09-27 | 高分子電解質およびその製造方法 |
JP25698296 | 1996-09-27 | ||
JP25698296A JP3371322B2 (ja) | 1996-09-27 | 1996-09-27 | 高分子電解質およびその製造方法 |
JP26204196 | 1996-10-02 | ||
JP26203996A JP3371323B2 (ja) | 1996-10-02 | 1996-10-02 | 芳香族ポリマーのスルホン化方法 |
JP26204196A JP3470516B2 (ja) | 1996-10-02 | 1996-10-02 | 高分子電解質組成物水溶液及びその製造方法 |
JP26203996 | 1996-10-02 | ||
JP37297 | 1997-01-06 | ||
JP00037297A JP3446513B2 (ja) | 1997-01-06 | 1997-01-06 | ハロゲン系難燃剤含有プラスチックの処理方法 |
JP165097A JP3271238B2 (ja) | 1997-01-08 | 1997-01-08 | スルホン化方法 |
JP165097 | 1997-01-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69732199D1 true DE69732199D1 (de) | 2005-02-17 |
DE69732199T2 DE69732199T2 (de) | 2005-12-22 |
Family
ID=27563075
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69739258T Expired - Lifetime DE69739258D1 (de) | 1996-07-08 | 1997-07-04 | Verfahren zur Herstellung von Polyelektrolyten |
DE1997632199 Expired - Lifetime DE69732199T2 (de) | 1996-07-08 | 1997-07-04 | Verfahren zur Herstellung von Polyelektrolyten |
DE69739919T Expired - Lifetime DE69739919D1 (de) | 1996-07-08 | 1997-07-04 | Polyelektrolyt |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69739258T Expired - Lifetime DE69739258D1 (de) | 1996-07-08 | 1997-07-04 | Verfahren zur Herstellung von Polyelektrolyten |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69739919T Expired - Lifetime DE69739919D1 (de) | 1996-07-08 | 1997-07-04 | Polyelektrolyt |
Country Status (5)
Country | Link |
---|---|
US (5) | US6022928A (de) |
EP (6) | EP2258732A1 (de) |
KR (2) | KR100508365B1 (de) |
CN (5) | CN1249099C (de) |
DE (3) | DE69739258D1 (de) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69718852T2 (de) * | 1996-07-08 | 2003-10-30 | Sony Corp., Tokio/Tokyo | Verfahren zur Herstellung eines Polymerelektrolyten |
US7321783B2 (en) * | 1997-04-25 | 2008-01-22 | Minerva Industries, Inc. | Mobile entertainment and communication device |
EP0949293A3 (de) * | 1998-04-09 | 2000-11-29 | Matsushita Electric Industrial Co., Ltd. | Eine Methode zur Verarbeitung thermoplastischer Kunstharze,welche Flammhemmer enthalten |
KR20010087388A (ko) * | 1998-11-13 | 2001-09-15 | 나까니시 히로유끼 | 벤젠설폰산 유도체 화합물, 그 제조 방법 및 그 용도 |
JP3736237B2 (ja) * | 1999-09-17 | 2006-01-18 | 松下電器産業株式会社 | 難燃剤を含有する熱可塑性樹脂組成物の処理方法 |
JP2001253912A (ja) * | 2000-03-10 | 2001-09-18 | Sony Corp | 抗菌剤及びその製造方法 |
WO2002057323A1 (fr) * | 2001-01-22 | 2002-07-25 | Sony Corporation | Resine absorbant les solvants et procede de preparation de celle-ci |
WO2002072681A1 (fr) | 2001-03-01 | 2002-09-19 | Matsushita Electric Industrial Co., Ltd. | Procede et appareil destines a traiter une composition de resine thermoplastique contenant un additif |
US20030104284A1 (en) * | 2001-03-13 | 2003-06-05 | Yasuhito Inagaki | Electrolyte solution absorber and method of manufacturing the absorer |
TW589760B (en) * | 2001-08-09 | 2004-06-01 | Sumitomo Chemical Co | Polymer electrolyte composition and fuel cell |
KR100599677B1 (ko) * | 2003-10-31 | 2006-07-13 | 삼성에스디아이 주식회사 | 연료전지의 고분자 전해질막용 술폰화 폴리스티렌의제조방법 |
EP1607416A1 (de) * | 2004-06-18 | 2005-12-21 | Services Petroliers Schlumberger | Anionische amphiphile Copolymere und diese enthaltende Lösung |
KR101408601B1 (ko) * | 2006-01-26 | 2014-06-17 | 가부시키가이샤 구라레 | 고체 중합체 연료 전지용 다층 전해질막, 막-전극 접합체및 연료전 |
EP1986257B1 (de) * | 2006-02-13 | 2012-05-23 | Kuraray Co., Ltd. | Polyelektrolytfilm, filmelektrodenbaugruppe und brennstoffzelle des festpolymertyps |
US7696305B2 (en) * | 2006-02-15 | 2010-04-13 | Joseph Douglas Sanders | Polystyrene processing apparatus and method |
US7592416B2 (en) * | 2006-02-16 | 2009-09-22 | Joseph Douglas Sanders | Polystyrene processing apparatus and method |
EP2154946B1 (de) * | 2007-04-09 | 2013-06-05 | Evogene Ltd. | Polynukleotide, polypeptide und verfahren zur erhöhung des ölgehalts, der wachstumsrate und der biomasse von pflanzen |
KR101014000B1 (ko) | 2008-08-14 | 2011-02-14 | (주) 시온텍 | 폴리스티렌 수지 또는 그 유도체들을 이용한 전극용 이온교환용액 조성물 제조 및 이를 포함한 이온교환막의 제조방법 |
JP2011154987A (ja) * | 2009-12-29 | 2011-08-11 | Sony Corp | 非水電解質および非水電解質電池 |
RU2544943C2 (ru) * | 2010-04-27 | 2015-03-20 | Шлюмбергер Текнолоджи Б.В. | Неоднородное размещение расклинивающего агента |
CN102462151B (zh) * | 2010-11-05 | 2016-05-11 | Hct亚洲有限公司 | 具有磁性细丝的刷子 |
CN113285078A (zh) | 2013-07-02 | 2021-08-20 | 旭化成株式会社 | 电解质溶液、电解质膜、电极催化剂层、膜电极接合体和燃料电池 |
CN105606415B (zh) * | 2015-12-24 | 2020-09-29 | 上海微谱化工技术服务有限公司 | 发泡聚苯乙烯中荧光增白剂的分离及检测方法 |
CN105585537B (zh) * | 2015-12-24 | 2018-06-29 | 上海微谱化工技术服务有限公司 | Sebs中三嗪类紫外吸收剂的分离及检测方法 |
CN105628483B (zh) * | 2015-12-24 | 2019-03-19 | 上海微谱化工技术服务有限公司 | 发泡聚苯乙烯中防霉剂的分离及检测方法 |
CN105486846B (zh) * | 2015-12-24 | 2017-10-17 | 上海微谱化工技术服务有限公司 | 一种丁苯橡胶中胺类抗氧剂的分离及检测方法 |
CN105486847B (zh) * | 2015-12-24 | 2018-02-09 | 上海微谱化工技术服务有限公司 | 高抗冲聚苯乙烯中酚类抗氧化剂的分离及检测方法 |
CN105606430A (zh) * | 2015-12-24 | 2016-05-25 | 上海微谱化工技术服务有限公司 | 含苯环结构的聚合物中芳香烃类添加剂的分离及分析方法 |
CN105482424B (zh) * | 2015-12-24 | 2018-05-15 | 上海微谱化工技术服务有限公司 | 聚碳酸酯塑料中bdp的分离及分析检测方法 |
CN105561629B (zh) * | 2015-12-24 | 2017-10-24 | 上海微谱化工技术服务有限公司 | Pet纤维中二苯基硅二醇的分离及分析检测方法 |
WO2018099943A1 (en) * | 2016-12-02 | 2018-06-07 | Akzo Nobel Chemicals International B.V. | Stabilized sulfonated polystyrene solutions |
KR20190078639A (ko) * | 2016-12-02 | 2019-07-04 | 아크조 노벨 케미칼즈 인터내셔널 비.브이. | 안정화된 설폰화 폴리스티렌 용액 |
KR102308718B1 (ko) | 2019-11-29 | 2021-10-01 | 한남대학교 산학협력단 | 광가교형 양전하 고분자를 이용한 나노입자의 제조방법 |
KR102375919B1 (ko) | 2019-11-29 | 2022-03-16 | 한남대학교 산학협력단 | 광가교형 음전하 고분자를 이용한 나노입자의 제조방법 |
CN113035584B (zh) * | 2021-03-01 | 2021-12-17 | 齐鲁工业大学 | 用于高性能全固态超级电容器的凝胶聚合物电解质 |
CN113219091B (zh) * | 2021-04-28 | 2022-07-22 | 广东省中鼎检测技术有限公司 | 一种快速测定消费品中五种持久性生物累积毒性物质含量的检测方法 |
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GB795379A (en) * | 1954-10-07 | 1958-05-21 | Asahi Chemical Industry Compan | Anion exchange resins |
US3072619A (en) * | 1959-12-21 | 1963-01-08 | Exxon Research Engineering Co | Method for improving stability of aromatic sulfonates |
GB959515A (en) * | 1962-05-03 | 1964-06-03 | Wolfen Filmfab Veb | New anion exchange resins |
US3642728A (en) * | 1968-10-07 | 1972-02-15 | Exxon Research Engineering Co | Sulfonated polymers |
US3947396A (en) * | 1972-04-28 | 1976-03-30 | The Dow Chemical Company | Coacervation of anion-containing aqueous disperse systems with amphoteric polyelectrolytes |
US3870841A (en) * | 1972-10-02 | 1975-03-11 | Exxon Research Engineering Co | Flexible polymeric compositions comprising a normally plastic polymer sulfonated to about 0.2 to about 10 mole % sulfonate |
US4119616A (en) * | 1974-02-11 | 1978-10-10 | Exxon Research & Engineering Co. | Process for sulfonating unsaturated elastomers using acyl sulfates |
SU517598A1 (ru) * | 1974-02-12 | 1976-06-15 | Институт химических наук АН Казахской ССР | Способ получени водорастворимого полиэлектролита |
GB1472846A (en) * | 1975-02-28 | 1977-05-11 | Exxon Research Engineering Co | Process for sulphonating polymers |
US4157432A (en) * | 1977-11-29 | 1979-06-05 | Exxon Research & Engineering Co. | Bulk sulfonation process |
US4184988A (en) * | 1977-11-29 | 1980-01-22 | Exxon Research & Engineering Co. | Process for the sulfonation of an elastomeric polymer |
US4131586A (en) * | 1977-11-29 | 1978-12-26 | Exxon Research & Engineering Co. | Polymeric hydroxyalkyl sulfonates |
US4177331A (en) * | 1978-07-24 | 1979-12-04 | Rohm And Haas Company | Sulfone-crosslinked polystyrene ion exchange resin and process of manufacture |
SU833997A1 (ru) * | 1979-06-29 | 1981-05-30 | Berdnikov Mikhail P | Способ получени пленкообразующего |
CA1185049A (en) | 1980-04-01 | 1985-04-02 | Robert R. Klein | Process for forming powders from ion containing polymers |
EP0071347A3 (de) * | 1981-07-24 | 1984-04-04 | Exxon Research And Engineering Company | Verfahren zur Sulfonierung von aromatischen Polymerisaten |
US4412028A (en) * | 1981-12-29 | 1983-10-25 | Exxon Research And Engineering Co. | Conversion of polymer solutions into solids or more viscous solution |
US4532302A (en) * | 1982-06-01 | 1985-07-30 | Exxon Research And Engineering Co. | Process for the sulfonation of an elastomeric polymer |
US4511677A (en) * | 1983-11-02 | 1985-04-16 | Phillips Petroleum Company | Ion exchange-active compositions consisting of water-soluble polyelectrolyte upon ion exchange functional substrate |
JPH0667974B2 (ja) * | 1986-08-09 | 1994-08-31 | 昭和電工株式会社 | 改質されたオレフィン重合体とその製造方法 |
US5008339A (en) * | 1987-01-20 | 1991-04-16 | California Institute Of Technology | Novel polyelectrolyte copolymer and mixed polymers and composites thereof |
CA2056550A1 (en) * | 1991-01-30 | 1992-07-31 | Stanley F. Bedell | Sulphonation process |
US5256181A (en) * | 1991-03-28 | 1993-10-26 | Exxon Research And Engineering Company | Coatings with ionically and covalently crosslinked sulfonated polymers |
US5164177A (en) * | 1991-06-18 | 1992-11-17 | Helene Curtis, Inc. | Aqueous hair styling aid |
JPH05295018A (ja) * | 1992-04-17 | 1993-11-09 | Mitsubishi Petrochem Co Ltd | スルホン酸基含有共重合体の製造法 |
CA2103875C (en) * | 1992-09-03 | 2001-11-20 | Martin L. Gorbaty | Sulfonated unhydrogenated copolymers of styrene and butadiene |
JP3203280B2 (ja) * | 1993-04-14 | 2001-08-27 | ライオン株式会社 | 芳香族ポリマーのスルホン化方法 |
US5849818A (en) * | 1993-06-03 | 1998-12-15 | Walles; Wilhelm E. | Skin sulfonated particles in matrices |
US5624982A (en) * | 1993-12-02 | 1997-04-29 | Bayer Antwerpen Sa/Nv | Stabilizer system for non yellowing polymer composition |
DE4428641A1 (de) * | 1994-08-12 | 1996-02-15 | Basf Ag | Mesomorphe Komplexe aus Polyelektrolyten und Tensiden, Verfahren zu ihrer Herstellung sowie Filme, Folien, Fasern, Formkörper und Beschichtungen hieraus |
CA2274397A1 (en) | 1998-06-18 | 1999-12-18 | Sony Corporation | Method and apparatus for recycling styrene resin |
-
1997
- 1997-07-04 DE DE69739258T patent/DE69739258D1/de not_active Expired - Lifetime
- 1997-07-04 EP EP20100010100 patent/EP2258732A1/de not_active Withdrawn
- 1997-07-04 EP EP20070006391 patent/EP1803746A3/de not_active Withdrawn
- 1997-07-04 EP EP19970111328 patent/EP0818474B1/de not_active Expired - Lifetime
- 1997-07-04 DE DE1997632199 patent/DE69732199T2/de not_active Expired - Lifetime
- 1997-07-04 EP EP04013724A patent/EP1457503A3/de not_active Withdrawn
- 1997-07-04 EP EP20040013725 patent/EP1457504B1/de not_active Expired - Lifetime
- 1997-07-04 EP EP20040025337 patent/EP1505086B1/de not_active Expired - Lifetime
- 1997-07-04 DE DE69739919T patent/DE69739919D1/de not_active Expired - Lifetime
- 1997-07-07 US US08/889,011 patent/US6022928A/en not_active Expired - Lifetime
- 1997-07-08 CN CNB2004100386696A patent/CN1249099C/zh not_active Expired - Lifetime
- 1997-07-08 CN CNB2004100386681A patent/CN100339404C/zh not_active Expired - Lifetime
- 1997-07-08 CN CNB031550479A patent/CN100335540C/zh not_active Expired - Lifetime
- 1997-07-08 KR KR1019970031469A patent/KR100508365B1/ko not_active IP Right Cessation
- 1997-07-08 CN CNB971174423A patent/CN1150221C/zh not_active Expired - Lifetime
-
1999
- 1999-08-25 US US09/383,009 patent/US6210581B1/en not_active Expired - Lifetime
- 1999-08-25 US US09/382,949 patent/US6545070B1/en not_active Expired - Lifetime
- 1999-08-25 US US09/382,914 patent/US6417288B2/en not_active Expired - Lifetime
-
2001
- 2001-09-06 CN CNB011328126A patent/CN1155625C/zh not_active Expired - Lifetime
-
2003
- 2003-09-12 US US10/661,111 patent/US20040054093A1/en not_active Abandoned
-
2005
- 2005-01-21 KR KR1020050005776A patent/KR100533306B1/ko not_active IP Right Cessation
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