CA2544551C - Fluoropolymer processing aids for thermoplastic hydrocarbon polymers - Google Patents
Fluoropolymer processing aids for thermoplastic hydrocarbon polymers Download PDFInfo
- Publication number
- CA2544551C CA2544551C CA2544551A CA2544551A CA2544551C CA 2544551 C CA2544551 C CA 2544551C CA 2544551 A CA2544551 A CA 2544551A CA 2544551 A CA2544551 A CA 2544551A CA 2544551 C CA2544551 C CA 2544551C
- Authority
- CA
- Canada
- Prior art keywords
- fluoropolymer
- agents
- composition
- polymer
- melt
- 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 - Fee Related
Links
- 229920002313 fluoropolymer Polymers 0.000 title claims abstract description 103
- 239000004811 fluoropolymer Substances 0.000 title claims abstract description 97
- 239000006057 Non-nutritive feed additive Substances 0.000 title claims abstract description 48
- 229920000642 polymer Polymers 0.000 title claims description 56
- 229920001169 thermoplastic Polymers 0.000 title claims description 29
- 239000004416 thermosoftening plastic Substances 0.000 title claims description 26
- 239000004215 Carbon black (E152) Substances 0.000 title claims description 24
- 229930195733 hydrocarbon Natural products 0.000 title claims description 24
- 150000002430 hydrocarbons Chemical class 0.000 title claims description 24
- 239000000203 mixture Substances 0.000 claims abstract description 50
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 claims abstract description 30
- -1 poly(oxyalkylene) Polymers 0.000 claims description 31
- 239000000155 melt Substances 0.000 claims description 23
- 239000000178 monomer Substances 0.000 claims description 11
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 239000003963 antioxidant agent Substances 0.000 claims description 3
- 239000002216 antistatic agent Substances 0.000 claims description 3
- 239000003139 biocide Substances 0.000 claims description 3
- 239000008395 clarifying agent Substances 0.000 claims description 3
- 239000003086 colorant Substances 0.000 claims description 3
- 239000007822 coupling agent Substances 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims description 3
- 239000003063 flame retardant Substances 0.000 claims description 3
- 239000004088 foaming agent Substances 0.000 claims description 3
- 239000012760 heat stabilizer Substances 0.000 claims description 3
- 239000004611 light stabiliser Substances 0.000 claims description 3
- 239000000314 lubricant Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000002667 nucleating agent Substances 0.000 claims description 3
- 239000004014 plasticizer Substances 0.000 claims description 3
- 239000012744 reinforcing agent Substances 0.000 claims description 3
- 239000012748 slip agent Substances 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 2
- 238000010128 melt processing Methods 0.000 abstract description 12
- 229920001577 copolymer Polymers 0.000 abstract description 5
- 229920006375 polyphtalamide Polymers 0.000 description 50
- 229920000098 polyolefin Polymers 0.000 description 41
- 230000000052 comparative effect Effects 0.000 description 36
- 238000012545 processing Methods 0.000 description 18
- 230000007547 defect Effects 0.000 description 17
- 239000000463 material Substances 0.000 description 16
- 229920001223 polyethylene glycol Polymers 0.000 description 16
- 230000008030 elimination Effects 0.000 description 15
- 238000003379 elimination reaction Methods 0.000 description 15
- 239000000499 gel Substances 0.000 description 13
- 238000001125 extrusion Methods 0.000 description 10
- 239000012141 concentrate Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 239000000654 additive Substances 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 6
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 239000011347 resin Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 150000001336 alkenes Chemical class 0.000 description 5
- 238000009472 formulation Methods 0.000 description 5
- 229920000092 linear low density polyethylene Polymers 0.000 description 5
- 239000004707 linear low-density polyethylene Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 229920013665 Ampacet Polymers 0.000 description 4
- SMEGJBVQLJJKKX-HOTMZDKISA-N [(2R,3S,4S,5R,6R)-5-acetyloxy-3,4,6-trihydroxyoxan-2-yl]methyl acetate Chemical compound CC(=O)OC[C@@H]1[C@H]([C@@H]([C@H]([C@@H](O1)O)OC(=O)C)O)O SMEGJBVQLJJKKX-HOTMZDKISA-N 0.000 description 4
- 230000000996 additive effect Effects 0.000 description 3
- 230000001747 exhibiting effect Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000010094 polymer processing Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 229920001903 high density polyethylene Polymers 0.000 description 2
- 239000004700 high-density polyethylene Substances 0.000 description 2
- 229920001684 low density polyethylene Polymers 0.000 description 2
- 239000004702 low-density polyethylene Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 229920005862 polyol Polymers 0.000 description 2
- 229920005672 polyolefin resin Polymers 0.000 description 2
- 150000003077 polyols Chemical class 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 2
- NDMMKOCNFSTXRU-UHFFFAOYSA-N 1,1,2,3,3-pentafluoroprop-1-ene Chemical group FC(F)C(F)=C(F)F NDMMKOCNFSTXRU-UHFFFAOYSA-N 0.000 description 1
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 description 1
- 239000013032 Hydrocarbon resin Substances 0.000 description 1
- 229920010126 Linear Low Density Polyethylene (LLDPE) Polymers 0.000 description 1
- 239000004594 Masterbatch (MB) Substances 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- WXCZUWHSJWOTRV-UHFFFAOYSA-N but-1-ene;ethene Chemical compound C=C.CCC=C WXCZUWHSJWOTRV-UHFFFAOYSA-N 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 235000010216 calcium carbonate Nutrition 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical compound FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 229920001198 elastomeric copolymer Polymers 0.000 description 1
- 239000004715 ethylene vinyl alcohol Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- RZXDTJIXPSCHCI-UHFFFAOYSA-N hexa-1,5-diene-2,5-diol Chemical compound OC(=C)CCC(O)=C RZXDTJIXPSCHCI-UHFFFAOYSA-N 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 229920006270 hydrocarbon resin Polymers 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920006120 non-fluorinated polymer Polymers 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 239000002952 polymeric resin Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000518 rheometry Methods 0.000 description 1
- 238000001175 rotational moulding Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 229920001567 vinyl ester resin Polymers 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms
- C08L23/0815—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms with aliphatic 1-olefins containing one carbon-to-carbon double bond
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/06—Polymer mixtures characterised by other features having improved processability or containing aids for moulding methods
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/12—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08L27/16—Homopolymers or copolymers or vinylidene fluoride
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
- C08L71/02—Polyalkylene oxides
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/702,342 | 2003-11-06 | ||
| US10/702,342 US20050101722A1 (en) | 2003-11-06 | 2003-11-06 | Melt processable compositions |
| PCT/US2004/033607 WO2005047386A1 (en) | 2003-11-06 | 2004-10-12 | Melt processable compositions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2544551A1 CA2544551A1 (en) | 2005-05-26 |
| CA2544551C true CA2544551C (en) | 2013-01-08 |
Family
ID=34551649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2544551A Expired - Fee Related CA2544551C (en) | 2003-11-06 | 2004-10-12 | Fluoropolymer processing aids for thermoplastic hydrocarbon polymers |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20050101722A1 (enExample) |
| EP (1) | EP1682613B1 (enExample) |
| JP (1) | JP4567001B2 (enExample) |
| CN (1) | CN1878831A (enExample) |
| CA (1) | CA2544551C (enExample) |
| WO (1) | WO2005047386A1 (enExample) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1600474A1 (en) * | 2004-05-28 | 2005-11-30 | Total Petrochemicals Research Feluy | Use of fluoropolymers for rotomolding |
| EP1721931A1 (en) * | 2005-05-09 | 2006-11-15 | Total Petrochemicals Research Feluy | mono-layer rotomoulded articles prepared from blends comprising polyethylene |
| EP2016132A4 (en) * | 2006-05-09 | 2009-05-13 | Jeffrey Jacob Cernohous | ADDITIVES FOR TREATING COMPATIBILIZED POLYMERS |
| CN102449059B (zh) * | 2009-05-29 | 2014-11-05 | 美利肯公司 | 聚合物组合物、由该组合物制造的制品及模制该组合物的方法 |
| WO2011017021A1 (en) | 2009-07-28 | 2011-02-10 | Chemtura Corporation | Polymer processing aids |
| CN102399407B (zh) * | 2010-09-15 | 2013-03-27 | 中国石油天然气股份有限公司 | 一种改性含氟加工助剂的制备方法 |
| US9938402B2 (en) | 2012-11-30 | 2018-04-10 | 3M Innovative Properties Company | Additive composition and compositions and articles containing the same |
| WO2015042415A1 (en) | 2013-09-20 | 2015-03-26 | 3M Innovative Properties Company | Polymer processing additive, compositions, and methods |
| WO2016100691A1 (en) | 2014-12-19 | 2016-06-23 | 3M Innovative Properties Company | Poly(oxyalkylene) polymer processing additive, compositions, and methods |
| EP3124541A1 (en) * | 2015-07-31 | 2017-02-01 | Solvay Specialty Polymers Italy S.p.A. | Fluoropolymer composition for mobile electronic device |
| EP3362515B1 (en) | 2015-10-13 | 2018-12-26 | 3M Innovative Properties Company | Fluoropolymer processing additive, compositions, and methods |
| TW201815845A (zh) | 2016-05-17 | 2018-05-01 | ３Ｍ新設資產公司 | 包括二氟亞乙烯與四氟乙烯的共聚物之組成物及其使用方法 |
| JP2019518834A (ja) | 2016-05-31 | 2019-07-04 | ミリケン・アンド・カンパニーＭｉｌｌｉｋｅｎ ＆ Ｃｏｍｐａｎｙ | ポリマー組成物、そのような組成物から製造された物品、およびそのような組成物を成形するための方法 |
| MY195282A (en) * | 2018-11-15 | 2023-01-12 | Abu Dhabi Polymers Co Ltd Borouge | Polymer Composition For Blow Molding Applications |
| CN110607019B (zh) * | 2019-09-05 | 2022-02-22 | 广东皆联科技有限公司 | 一种长效防静电色母粒及其制备方法和应用方法 |
| EP4106995B1 (en) * | 2020-02-21 | 2025-08-13 | Arkema, Inc. | Pvdf extrusion agent containing interfacial agent |
| CN117467266B (zh) * | 2023-10-30 | 2024-05-10 | 吉化集团吉林市星云化工有限公司 | 一种高生产速率的聚烯烃含氟聚合物助剂及其制备方法 |
| CN118496608B (zh) * | 2024-06-05 | 2025-02-07 | 稷昶新材料科技(上海)有限公司 | 用于淤浆法聚乙烯工艺耐高温氟弹性体加工助剂及制备方法 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3318854A (en) * | 1953-04-03 | 1967-05-09 | Minnesota Mining & Mfg | Fluorinated elastomeric copolymers |
| DE1078329B (de) * | 1955-04-27 | 1960-03-24 | Du Pont | Verfahren zur Herstellung eines elastischen Mischpolymerisats aus Vinylidenfluorid und einem anderen Fluorolefin |
| US2968649A (en) * | 1958-12-04 | 1961-01-17 | Du Pont | Elastomeric terpolymers |
| US4855360A (en) * | 1988-04-15 | 1989-08-08 | Minnesota Mining And Manufacturing Company | Extrudable thermoplastic hydrocarbon polymer composition |
| US5015693A (en) * | 1988-04-15 | 1991-05-14 | Minnesota Mining And Manufacturing Company | Extrudable thermoplastic hydrocarbon polymer composition |
| US5284184A (en) * | 1992-04-14 | 1994-02-08 | Itt Corporation | Corrugated multi-layer tubing having at least one fluoroplastic layer |
| JPH06136219A (ja) * | 1992-10-23 | 1994-05-17 | Shin Etsu Chem Co Ltd | フッ化ビニリデン系樹脂フィルム形成用組成物及びフィルム |
| US5707569A (en) * | 1994-02-15 | 1998-01-13 | E. I. Du Pont De Nemours And Company | Processing aid system for polyolefins |
| US5549948A (en) * | 1994-09-02 | 1996-08-27 | Minnesota Mining And Manufacturing Company | Melt-processable fluoroplastic |
| US5550193A (en) * | 1994-12-07 | 1996-08-27 | Novacor Chemicals Ltd. | Melt fracture elimination in film production |
| US5587429A (en) * | 1995-04-04 | 1996-12-24 | E. I. Dupont De Nemours And Company | Processing aid system for polyolefins |
| US5710217A (en) * | 1995-09-15 | 1998-01-20 | Minnesota Mining And Manufacturing Company | Extrudable thermoplastic hydrocarbon compositions |
| US6294604B1 (en) * | 1998-03-06 | 2001-09-25 | Dyneon Llc | Polymer processing additive having improved stability |
| JPH11279225A (ja) * | 1998-03-25 | 1999-10-12 | Daikin Ind Ltd | 溶融流動性が改良されたフッ化ビニリデン系重合体 |
| US6277919B1 (en) * | 1999-05-13 | 2001-08-21 | Dyneon Llc | Polymer processing additive containing a multimodal fluoropolymer and melt processable thermoplastic polymer composition employing the same |
| EP1189992B1 (en) * | 1999-05-13 | 2006-08-23 | Dyneon LLC | Melt processable thermoplastic polymer composition |
| US6642310B2 (en) * | 2001-02-16 | 2003-11-04 | Dupont Dow Elastomers L.L.C. | Process aid for melt processable polymers |
| US6599982B2 (en) * | 2001-11-08 | 2003-07-29 | Dupont Dow Elastomers L.L.C. | Process aid for melt processable polymers |
-
2003
- 2003-11-06 US US10/702,342 patent/US20050101722A1/en not_active Abandoned
-
2004
- 2004-10-12 EP EP04794855A patent/EP1682613B1/en not_active Expired - Lifetime
- 2004-10-12 CN CNA2004800328063A patent/CN1878831A/zh active Pending
- 2004-10-12 WO PCT/US2004/033607 patent/WO2005047386A1/en not_active Ceased
- 2004-10-12 CA CA2544551A patent/CA2544551C/en not_active Expired - Fee Related
- 2004-10-12 JP JP2006538044A patent/JP4567001B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CA2544551A1 (en) | 2005-05-26 |
| EP1682613A1 (en) | 2006-07-26 |
| JP2007510775A (ja) | 2007-04-26 |
| EP1682613B1 (en) | 2012-08-15 |
| JP4567001B2 (ja) | 2010-10-20 |
| US20050101722A1 (en) | 2005-05-12 |
| WO2005047386A1 (en) | 2005-05-26 |
| CN1878831A (zh) | 2006-12-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |
Effective date: 20201013 |