CN1092254C - 填充的各向同性可熔融加工聚合物制成的高耐割纤维及其制法 - Google Patents
填充的各向同性可熔融加工聚合物制成的高耐割纤维及其制法 Download PDFInfo
- Publication number
- CN1092254C CN1092254C CN96195351A CN96195351A CN1092254C CN 1092254 C CN1092254 C CN 1092254C CN 96195351 A CN96195351 A CN 96195351A CN 96195351 A CN96195351 A CN 96195351A CN 1092254 C CN1092254 C CN 1092254C
- Authority
- CN
- China
- Prior art keywords
- fiber
- filler
- particle size
- cut
- volume
- 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
- 239000000835 fiber Substances 0.000 title claims abstract description 132
- 229920001169 thermoplastic Polymers 0.000 title description 5
- 239000004416 thermosoftening plastic Substances 0.000 title description 2
- 239000000945 filler Substances 0.000 claims abstract description 79
- 239000002245 particle Substances 0.000 claims abstract description 70
- 229920000642 polymer Polymers 0.000 claims abstract description 47
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 37
- -1 poly(ethylene terephthalate) Polymers 0.000 claims abstract description 19
- 239000004744 fabric Substances 0.000 claims description 46
- 238000000034 method Methods 0.000 claims description 35
- KKEYFWRCBNTPAC-UHFFFAOYSA-N benzene-dicarboxylic acid Natural products OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 claims description 25
- 238000005520 cutting process Methods 0.000 claims description 22
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 19
- 229910052751 metal Inorganic materials 0.000 claims description 18
- 239000002184 metal Substances 0.000 claims description 18
- 239000010937 tungsten Substances 0.000 claims description 15
- 229910052721 tungsten Inorganic materials 0.000 claims description 15
- 229920001223 polyethylene glycol Polymers 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 11
- 238000011056 performance test Methods 0.000 claims description 10
- 239000004698 Polyethylene Substances 0.000 claims description 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 6
- 229920000573 polyethylene Polymers 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical compound NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 claims description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- 229920000728 polyester Polymers 0.000 claims description 4
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 claims description 3
- 229920002292 Nylon 6 Polymers 0.000 claims description 3
- 229920002302 Nylon 6,6 Polymers 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- UHPJWJRERDJHOJ-UHFFFAOYSA-N ethene;naphthalene-1-carboxylic acid Chemical compound C=C.C1=CC=C2C(C(=O)O)=CC=CC2=C1 UHPJWJRERDJHOJ-UHFFFAOYSA-N 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 3
- 229920000069 polyphenylene sulfide Polymers 0.000 claims description 3
- 239000004408 titanium dioxide Substances 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 2
- ORLQHILJRHBSAY-UHFFFAOYSA-N [1-(hydroxymethyl)cyclohexyl]methanol Chemical compound OCC1(CO)CCCCC1 ORLQHILJRHBSAY-UHFFFAOYSA-N 0.000 claims description 2
- 239000004760 aramid Substances 0.000 claims description 2
- 229920003235 aromatic polyamide Polymers 0.000 claims description 2
- 150000001247 metal acetylides Chemical class 0.000 claims description 2
- 229910044991 metal oxide Inorganic materials 0.000 claims description 2
- 150000004706 metal oxides Chemical class 0.000 claims description 2
- 229910001463 metal phosphate Inorganic materials 0.000 claims description 2
- 229910052914 metal silicate Inorganic materials 0.000 claims description 2
- 229910052976 metal sulfide Inorganic materials 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 150000004767 nitrides Chemical class 0.000 claims description 2
- 229910052755 nonmetal Inorganic materials 0.000 claims description 2
- 229920000098 polyolefin Polymers 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 229910021332 silicide Inorganic materials 0.000 claims description 2
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 239000004953 Aliphatic polyamide Substances 0.000 claims 1
- 229920003231 aliphatic polyamide Polymers 0.000 claims 1
- 229920000139 polyethylene terephthalate Polymers 0.000 abstract description 18
- 239000005020 polyethylene terephthalate Substances 0.000 abstract description 18
- 238000012360 testing method Methods 0.000 description 19
- 238000009987 spinning Methods 0.000 description 8
- 238000002474 experimental method Methods 0.000 description 7
- 238000011068 loading method Methods 0.000 description 7
- 238000002074 melt spinning Methods 0.000 description 6
- 238000011049 filling Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 238000010998 test method Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000004382 potting Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 239000004594 Masterbatch (MB) Substances 0.000 description 2
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000000578 dry spinning Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 2
- 238000009940 knitting Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000010606 normalization Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000002166 wet spinning Methods 0.000 description 2
- DYLIWHYUXAJDOJ-OWOJBTEDSA-N (e)-4-(6-aminopurin-9-yl)but-2-en-1-ol Chemical compound NC1=NC=NC2=C1N=CN2C\C=C\CO DYLIWHYUXAJDOJ-OWOJBTEDSA-N 0.000 description 1
- 229920013683 Celanese Polymers 0.000 description 1
- 229920000106 Liquid crystal polymer Polymers 0.000 description 1
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 description 1
- YIMQCDZDWXUDCA-UHFFFAOYSA-N [4-(hydroxymethyl)cyclohexyl]methanol Chemical compound OCC1CCC(CO)CC1 YIMQCDZDWXUDCA-UHFFFAOYSA-N 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229920006125 amorphous polymer Polymers 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229940106691 bisphenol a Drugs 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 229920005623 miscible polymer blend Polymers 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 229920001230 polyarylate Polymers 0.000 description 1
- 238000000611 regression analysis Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 229920006126 semicrystalline polymer Polymers 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 150000003504 terephthalic acids Chemical class 0.000 description 1
- 238000001149 thermolysis Methods 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/44—Yarns or threads characterised by the purpose for which they are designed
- D02G3/442—Cut or abrasion resistant yarns or threads
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D31/00—Materials specially adapted for outerwear
- A41D31/04—Materials specially adapted for outerwear characterised by special function or use
- A41D31/24—Resistant to mechanical stress, e.g. pierce-proof
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
- D01F6/60—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyamides
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
- D01F6/62—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyesters
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Artificial Filaments (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Sealing Material Composition (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US48220795A | 1995-06-07 | 1995-06-07 | |
| US08/482,207 | 1995-06-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1190444A CN1190444A (zh) | 1998-08-12 |
| CN1092254C true CN1092254C (zh) | 2002-10-09 |
Family
ID=23915155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN96195351A Expired - Fee Related CN1092254C (zh) | 1995-06-07 | 1996-05-31 | 填充的各向同性可熔融加工聚合物制成的高耐割纤维及其制法 |
Country Status (9)
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5851668A (en) * | 1992-11-24 | 1998-12-22 | Hoechst Celanese Corp | Cut-resistant fiber containing a hard filler |
| DE19605511A1 (de) * | 1996-02-15 | 1997-08-21 | Hoechst Trevira Gmbh & Co Kg | Schnittresistente Aramidfasern, Garne enthaltend diese Aramidfasern und deren Verwendung |
| KR101129067B1 (ko) * | 2008-09-18 | 2012-03-23 | 코오롱인더스트리 주식회사 | 아라미드 섬유 및 그를 이용한 방탄용 직물 |
| EP2468120A1 (en) * | 2009-08-19 | 2012-06-27 | Showa Glove Co. | Work glove |
| DE102012001623A1 (de) * | 2012-01-30 | 2013-08-01 | Hahl Filaments GmbH | Abrasivborste und Verfahren zu ihrer Herstellung |
| BR112015014483A2 (pt) * | 2012-12-20 | 2017-07-11 | Dsm Ip Assets Bv | fios de poliolefina e método de fabricação |
| CN107574519B (zh) | 2017-09-29 | 2024-06-11 | 汇鸿(南通)安全用品有限公司 | 一种防切割包胶纱线 |
| JP7268683B2 (ja) * | 2018-09-27 | 2023-05-08 | 東洋紡株式会社 | ポリエチレン繊維、およびそれを用いた製品 |
| CN112779623B (zh) * | 2020-09-17 | 2022-03-15 | 安丹达工业技术(上海)有限公司 | 用于耐切割纤维的组合物和耐切割纤维及应用和制法 |
| CN113897696A (zh) * | 2021-11-03 | 2022-01-07 | 福建永荣锦江股份有限公司 | 一种防切割聚酰胺6纤维的制备方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0238444A (ja) * | 1988-07-28 | 1990-02-07 | Toray Ind Inc | 熱可塑性ポリエステル組成物 |
| EP0599231A1 (en) * | 1992-11-24 | 1994-06-01 | Hoechst Celanese Corporation | Filled fiber |
| CN1148874A (zh) * | 1994-05-16 | 1997-04-30 | 赫希斯特人造丝公司 | 填充抗切纤维 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0261430B1 (en) * | 1986-08-27 | 1999-11-24 | Teijin Limited | Biaxially oriented polyester film |
-
1996
- 1996-05-28 TW TW085106334A patent/TW307802B/zh active
- 1996-05-31 EP EP96916969A patent/EP0845056A1/en not_active Ceased
- 1996-05-31 WO PCT/US1996/008358 patent/WO1996041042A1/en not_active Application Discontinuation
- 1996-05-31 AU AU59677/96A patent/AU717702B2/en not_active Ceased
- 1996-05-31 CA CA002221615A patent/CA2221615C/en not_active Expired - Fee Related
- 1996-05-31 JP JP9500984A patent/JPH11511209A/ja not_active Ceased
- 1996-05-31 KR KR1019970708996A patent/KR19990022515A/ko not_active Withdrawn
- 1996-05-31 CN CN96195351A patent/CN1092254C/zh not_active Expired - Fee Related
- 1996-05-31 BR BR9609091A patent/BR9609091A/pt not_active IP Right Cessation
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0238444A (ja) * | 1988-07-28 | 1990-02-07 | Toray Ind Inc | 熱可塑性ポリエステル組成物 |
| EP0599231A1 (en) * | 1992-11-24 | 1994-06-01 | Hoechst Celanese Corporation | Filled fiber |
| CN1148874A (zh) * | 1994-05-16 | 1997-04-30 | 赫希斯特人造丝公司 | 填充抗切纤维 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH11511209A (ja) | 1999-09-28 |
| EP0845056A1 (en) | 1998-06-03 |
| AU717702B2 (en) | 2000-03-30 |
| KR19990022515A (ko) | 1999-03-25 |
| TW307802B (enrdf_load_stackoverflow) | 1997-06-11 |
| BR9609091A (pt) | 1999-02-02 |
| CA2221615A1 (en) | 1996-12-19 |
| CN1190444A (zh) | 1998-08-12 |
| AU5967796A (en) | 1996-12-30 |
| CA2221615C (en) | 2006-08-01 |
| WO1996041042A1 (en) | 1996-12-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20021009 |