CN102634073A - Starch/polypropylene degradable composite material and preparation method thereof - Google Patents
Starch/polypropylene degradable composite material and preparation method thereof Download PDFInfo
- Publication number
- CN102634073A CN102634073A CN2012101239345A CN201210123934A CN102634073A CN 102634073 A CN102634073 A CN 102634073A CN 2012101239345 A CN2012101239345 A CN 2012101239345A CN 201210123934 A CN201210123934 A CN 201210123934A CN 102634073 A CN102634073 A CN 102634073A
- Authority
- CN
- China
- Prior art keywords
- starch
- vestolen
- composite material
- degradable composite
- weight parts
- 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.)
- Granted
Links
- 229920002472 Starch Polymers 0.000 title claims abstract description 170
- 235000019698 starch Nutrition 0.000 title claims abstract description 170
- 239000008107 starch Substances 0.000 title claims abstract description 170
- 239000002131 composite material Substances 0.000 title claims abstract description 76
- 239000004743 Polypropylene Substances 0.000 title claims abstract description 38
- 238000002360 preparation method Methods 0.000 title claims abstract description 28
- 229920001155 polypropylene Polymers 0.000 title claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 41
- 239000002994 raw material Substances 0.000 claims abstract description 21
- -1 polypropylene Polymers 0.000 claims abstract description 19
- 239000003921 oil Substances 0.000 claims description 35
- 235000019198 oils Nutrition 0.000 claims description 35
- 239000004902 Softening Agent Substances 0.000 claims description 31
- 238000002156 mixing Methods 0.000 claims description 30
- 235000013311 vegetables Nutrition 0.000 claims description 27
- 229920005989 resin Polymers 0.000 claims description 26
- 239000011347 resin Substances 0.000 claims description 26
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 23
- 238000001035 drying Methods 0.000 claims description 13
- 238000005453 pelletization Methods 0.000 claims description 13
- HDERJYVLTPVNRI-UHFFFAOYSA-N ethene;ethenyl acetate Chemical compound C=C.CC(=O)OC=C HDERJYVLTPVNRI-UHFFFAOYSA-N 0.000 claims description 5
- 229920006242 ethylene acrylic acid copolymer Polymers 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 244000017020 Ipomoea batatas Species 0.000 claims description 4
- 235000002678 Ipomoea batatas Nutrition 0.000 claims description 4
- 229920001592 potato starch Polymers 0.000 claims description 4
- 210000000582 semen Anatomy 0.000 claims description 4
- 235000019483 Peanut oil Nutrition 0.000 claims description 3
- 239000000312 peanut oil Substances 0.000 claims description 3
- ZEMPKEQAKRGZGQ-AAKVHIHISA-N 2,3-bis[[(z)-12-hydroxyoctadec-9-enoyl]oxy]propyl (z)-12-hydroxyoctadec-9-enoate Chemical compound CCCCCCC(O)C\C=C/CCCCCCCC(=O)OCC(OC(=O)CCCCCCC\C=C/CC(O)CCCCCC)COC(=O)CCCCCCC\C=C/CC(O)CCCCCC ZEMPKEQAKRGZGQ-AAKVHIHISA-N 0.000 claims description 2
- 240000003183 Manihot esculenta Species 0.000 claims description 2
- 235000016735 Manihot esculenta subsp esculenta Nutrition 0.000 claims description 2
- 240000001085 Trapa natans Species 0.000 claims description 2
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical class OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 claims description 2
- 235000013312 flour Nutrition 0.000 claims description 2
- 239000000155 melt Substances 0.000 claims description 2
- 235000009165 saligot Nutrition 0.000 claims description 2
- 235000020238 sunflower seed Nutrition 0.000 claims description 2
- 239000002383 tung oil Substances 0.000 claims description 2
- 229940100445 wheat starch Drugs 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 abstract description 17
- 239000004033 plastic Substances 0.000 abstract description 17
- 239000004014 plasticizer Substances 0.000 abstract 2
- 235000015112 vegetable and seed oil Nutrition 0.000 abstract 2
- 239000008158 vegetable oil Substances 0.000 abstract 2
- 238000009776 industrial production Methods 0.000 abstract 1
- 238000001746 injection moulding Methods 0.000 description 33
- 239000005038 ethylene vinyl acetate Substances 0.000 description 22
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 22
- 239000003153 chemical reaction reagent Substances 0.000 description 14
- 238000005303 weighing Methods 0.000 description 11
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 8
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 6
- WNLRTRBMVRJNCN-UHFFFAOYSA-L adipate(2-) Chemical compound [O-]C(=O)CCCCC([O-])=O WNLRTRBMVRJNCN-UHFFFAOYSA-L 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 239000000047 product Substances 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 4
- 229920006238 degradable plastic Polymers 0.000 description 4
- 238000006731 degradation reaction Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 150000003384 small molecules Chemical class 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 235000011187 glycerol Nutrition 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 229940126680 traditional chinese medicines Drugs 0.000 description 3
- MEIRRNXMZYDVDW-MQQKCMAXSA-N (2E,4E)-2,4-hexadien-1-ol Chemical compound C\C=C\C=C\CO MEIRRNXMZYDVDW-MQQKCMAXSA-N 0.000 description 2
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000004202 carbamide Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000009863 impact test Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000002906 microbiologic effect Effects 0.000 description 2
- 239000005022 packaging material Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000004383 yellowing Methods 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- KGWDUNBJIMUFAP-KVVVOXFISA-N Ethanolamine Oleate Chemical compound NCCO.CCCCCCCC\C=C/CCCCCCCC(O)=O KGWDUNBJIMUFAP-KVVVOXFISA-N 0.000 description 1
- 229920000881 Modified starch Polymers 0.000 description 1
- MHABMANUFPZXEB-UHFFFAOYSA-N O-demethyl-aloesaponarin I Natural products O=C1C2=CC=CC(O)=C2C(=O)C2=C1C=C(O)C(C(O)=O)=C2C MHABMANUFPZXEB-UHFFFAOYSA-N 0.000 description 1
- 229920008262 Thermoplastic starch Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000007385 chemical modification Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- ZZVUWRFHKOJYTH-UHFFFAOYSA-N diphenhydramine Chemical compound C=1C=CC=CC=1C(OCCN(C)C)C1=CC=CC=C1 ZZVUWRFHKOJYTH-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 229920000578 graft copolymer Polymers 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 239000008204 material by function Substances 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012785 packaging film Substances 0.000 description 1
- 229920006280 packaging film Polymers 0.000 description 1
- 239000010816 packaging waste Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000005014 poly(hydroxyalkanoate) Substances 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 239000004631 polybutylene succinate Substances 0.000 description 1
- 229920002961 polybutylene succinate Polymers 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000004628 starch-based polymer Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Biological Depolymerization Polymers (AREA)
Abstract
Description
Embodiment | 11 | 12 |
Shock strength (KJ/m 2) | 16.5 | 14.3 |
Elongation at break (%) | 120 | 90 |
Tensile strength (MPa) | 11 | 14 |
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210123934.5A CN102634073B (en) | 2012-04-25 | 2012-04-25 | Starch/polypropylene degradable composite material and preparation method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210123934.5A CN102634073B (en) | 2012-04-25 | 2012-04-25 | Starch/polypropylene degradable composite material and preparation method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102634073A true CN102634073A (en) | 2012-08-15 |
CN102634073B CN102634073B (en) | 2014-08-13 |
Family
ID=46618656
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210123934.5A Expired - Fee Related CN102634073B (en) | 2012-04-25 | 2012-04-25 | Starch/polypropylene degradable composite material and preparation method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102634073B (en) |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103131150A (en) * | 2013-03-26 | 2013-06-05 | 无锡市隆道科技有限公司 | Polypropylene/polylactic acid/starch composite material and preparation method thereof |
CN103408841A (en) * | 2013-08-28 | 2013-11-27 | 浙江池河科技有限公司 | Polypropylene composite material and preparation method thereof |
CN103937036A (en) * | 2014-04-23 | 2014-07-23 | 苏州羽帆新材料科技有限公司 | Environment-friendly plastic containing modified starch |
CN104672611A (en) * | 2015-02-04 | 2015-06-03 | 苏州康华净化***工程有限公司 | Folding and whitening resistant polypropylene material and preparation method thereof |
CN107090166A (en) * | 2017-06-08 | 2017-08-25 | 四川新升塑胶实业有限公司 | A kind of environmentally-friendly plastic bottle |
CN107805336A (en) * | 2017-11-20 | 2018-03-16 | 东莞市普凯塑料科技有限公司 | Absorb water master batch and preparation method thereof |
CN108727642A (en) * | 2018-06-14 | 2018-11-02 | 安徽精良同硕塑膜科技股份有限公司 | A kind of waterproof and breathable degradable mulch and preparation method thereof |
CN109265937A (en) * | 2018-09-21 | 2019-01-25 | 袁志平 | The method for preparing the dedicated agricultural mulching of peanut using automobile-used acoustical cotton corner dead meal |
CN110804217A (en) * | 2019-12-10 | 2020-02-18 | 湖南工业大学 | High-filling starch masterbatch and preparation method thereof |
CN110894313A (en) * | 2019-11-08 | 2020-03-20 | 江苏中科成长环保科技有限公司 | Anti-freezing microwave-resistant starch-based tableware and preparation method thereof |
CN111057274A (en) * | 2019-11-29 | 2020-04-24 | 湖南工业大学 | High-filling starch-based thermoplastic composite material and preparation method thereof |
CN111073143A (en) * | 2019-12-26 | 2020-04-28 | 苏州润佳高分子材料有限公司 | Polypropylene-polyethylene modified composite material for automobile |
CN111892766A (en) * | 2020-07-01 | 2020-11-06 | 余姚市丹丹喷雾器有限公司 | PP material injection molding process and bottle cap prepared by same |
CN111995820A (en) * | 2020-08-31 | 2020-11-27 | 余姚市宏邦包装有限公司 | Polypropylene material and preparation method thereof |
CN114591628A (en) * | 2022-03-31 | 2022-06-07 | 江苏真旺农业生物科技有限公司 | PP bottle beneficial to keeping activity of probiotics |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1184822A (en) * | 1996-12-08 | 1998-06-17 | 柏柳青 | Degradable plastic made of chemically linked systhetic high molecule-natural high molecle |
CN101735483A (en) * | 2009-11-25 | 2010-06-16 | 马永亭 | Material for environmentally-friendly comb toothbrush and manufacturing process |
-
2012
- 2012-04-25 CN CN201210123934.5A patent/CN102634073B/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1184822A (en) * | 1996-12-08 | 1998-06-17 | 柏柳青 | Degradable plastic made of chemically linked systhetic high molecule-natural high molecle |
CN101735483A (en) * | 2009-11-25 | 2010-06-16 | 马永亭 | Material for environmentally-friendly comb toothbrush and manufacturing process |
Non-Patent Citations (2)
Title |
---|
《功能材料》 20090520 陈宪宏等 相容剂对可生物降解聚丙烯/淀粉共混材料的影响 第40卷, 第5期 * |
陈宪宏等: "相容剂对可生物降解聚丙烯/淀粉共混材料的影响", 《功能材料》 * |
Cited By (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103131150A (en) * | 2013-03-26 | 2013-06-05 | 无锡市隆道科技有限公司 | Polypropylene/polylactic acid/starch composite material and preparation method thereof |
CN103408841A (en) * | 2013-08-28 | 2013-11-27 | 浙江池河科技有限公司 | Polypropylene composite material and preparation method thereof |
CN103408841B (en) * | 2013-08-28 | 2016-01-20 | 浙江池河科技有限公司 | A kind of polypropylene composite material and preparation method thereof |
CN103937036A (en) * | 2014-04-23 | 2014-07-23 | 苏州羽帆新材料科技有限公司 | Environment-friendly plastic containing modified starch |
CN104672611A (en) * | 2015-02-04 | 2015-06-03 | 苏州康华净化***工程有限公司 | Folding and whitening resistant polypropylene material and preparation method thereof |
CN107090166A (en) * | 2017-06-08 | 2017-08-25 | 四川新升塑胶实业有限公司 | A kind of environmentally-friendly plastic bottle |
CN107805336A (en) * | 2017-11-20 | 2018-03-16 | 东莞市普凯塑料科技有限公司 | Absorb water master batch and preparation method thereof |
CN108727642A (en) * | 2018-06-14 | 2018-11-02 | 安徽精良同硕塑膜科技股份有限公司 | A kind of waterproof and breathable degradable mulch and preparation method thereof |
CN109265937A (en) * | 2018-09-21 | 2019-01-25 | 袁志平 | The method for preparing the dedicated agricultural mulching of peanut using automobile-used acoustical cotton corner dead meal |
CN110894313A (en) * | 2019-11-08 | 2020-03-20 | 江苏中科成长环保科技有限公司 | Anti-freezing microwave-resistant starch-based tableware and preparation method thereof |
CN110894313B (en) * | 2019-11-08 | 2021-08-27 | 江苏中科成长环保科技有限公司 | Anti-freezing microwave-resistant starch-based tableware and preparation method thereof |
CN111057274A (en) * | 2019-11-29 | 2020-04-24 | 湖南工业大学 | High-filling starch-based thermoplastic composite material and preparation method thereof |
CN110804217A (en) * | 2019-12-10 | 2020-02-18 | 湖南工业大学 | High-filling starch masterbatch and preparation method thereof |
CN111073143A (en) * | 2019-12-26 | 2020-04-28 | 苏州润佳高分子材料有限公司 | Polypropylene-polyethylene modified composite material for automobile |
CN111892766A (en) * | 2020-07-01 | 2020-11-06 | 余姚市丹丹喷雾器有限公司 | PP material injection molding process and bottle cap prepared by same |
CN111892766B (en) * | 2020-07-01 | 2022-07-01 | 余姚市丹丹喷雾器有限公司 | PP material injection molding process and bottle cap prepared by same |
CN111995820A (en) * | 2020-08-31 | 2020-11-27 | 余姚市宏邦包装有限公司 | Polypropylene material and preparation method thereof |
CN111995820B (en) * | 2020-08-31 | 2022-11-25 | 余姚市宏邦包装有限公司 | Polypropylene material and preparation method thereof |
CN114591628A (en) * | 2022-03-31 | 2022-06-07 | 江苏真旺农业生物科技有限公司 | PP bottle beneficial to keeping activity of probiotics |
CN114591628B (en) * | 2022-03-31 | 2023-11-03 | 马鞍山湖滨无纺布科技有限公司 | PP bottle beneficial to keeping activity of probiotics |
Also Published As
Publication number | Publication date |
---|---|
CN102634073B (en) | 2014-08-13 |
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C06 | Publication | ||
PB01 | Publication | ||
ASS | Succession or assignment of patent right |
Owner name: WUXI LONDAO TECHNOLOGY CO., LTD. Effective date: 20120808 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C53 | Correction of patent of invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Xiong Zhu Inventor after: Tan Diexi Inventor after: Zhu Jin Inventor after: Tang Zhaobin Inventor after: Zhang Chuanzhi Inventor after: Yang Yong Inventor after: Zhang Lisheng Inventor before: Xiong Zhu Inventor before: Zhu Jin Inventor before: Tang Zhaobin Inventor before: Zhang Chuanzhi Inventor before: Yang Yong Inventor before: Zhang Lisheng |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: XIONG ZHU ZHU JIN TANG ZHAOBIN ZHANG CHUANZHI YANG YONG ZHANG LISHENG TO: XIONG ZHU TAN YIXI ZHU JIN TANG ZHAOBIN ZHANG CHUANZHI YANG YONG ZHANG LISHENG |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20120808 Address after: No. 519 Road, 315201 Zhejiang Zhuang Zhenhai District of city of Ningbo Province Applicant after: Ningbo Institute of Material Technology and Engineering Chinese Academy of Scien Applicant after: Longdao Technology (Wuxi) Co., Ltd. Address before: No. 519 Road, 315201 Zhejiang Zhuang Zhenhai District of city of Ningbo Province Applicant before: Ningbo Institute of Material Technology and Engineering Chinese Academy of Scien |
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C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20170425 |