CN101805505A - 一种pc/pmma合金及其制备方法 - Google Patents
一种pc/pmma合金及其制备方法 Download PDFInfo
- Publication number
- CN101805505A CN101805505A CN 201010153417 CN201010153417A CN101805505A CN 101805505 A CN101805505 A CN 101805505A CN 201010153417 CN201010153417 CN 201010153417 CN 201010153417 A CN201010153417 A CN 201010153417A CN 101805505 A CN101805505 A CN 101805505A
- Authority
- CN
- China
- Prior art keywords
- pmma
- toughner
- pmma alloy
- minute
- compatilizer
- 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
- 229920003229 poly(methyl methacrylate) Polymers 0.000 title claims abstract description 48
- 239000004926 polymethyl methacrylate Substances 0.000 title claims abstract description 48
- 239000000956 alloy Substances 0.000 title claims abstract description 25
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 25
- 238000002360 preparation method Methods 0.000 title claims abstract description 7
- 239000004417 polycarbonate Substances 0.000 claims description 49
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 claims description 18
- 239000003112 inhibitor Substances 0.000 claims description 17
- 230000003647 oxidation Effects 0.000 claims description 17
- 238000007254 oxidation reaction Methods 0.000 claims description 17
- 239000004305 biphenyl Substances 0.000 claims description 12
- 235000010290 biphenyl Nutrition 0.000 claims description 9
- 238000005516 engineering process Methods 0.000 claims description 9
- 239000004973 liquid crystal related substance Substances 0.000 claims description 9
- 239000003822 epoxy resin Substances 0.000 claims description 8
- 239000012994 photoredox catalyst Substances 0.000 claims description 8
- 229920000515 polycarbonate Polymers 0.000 claims description 8
- 229920000647 polyepoxide Polymers 0.000 claims description 8
- 230000003179 granulation Effects 0.000 claims description 7
- 238000005469 granulation Methods 0.000 claims description 7
- 238000009775 high-speed stirring Methods 0.000 claims description 7
- 239000002994 raw material Substances 0.000 claims description 7
- 238000012163 sequencing technique Methods 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 238000005303 weighing Methods 0.000 claims description 7
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 claims description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 5
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 5
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 4
- XKZQKPRCPNGNFR-UHFFFAOYSA-N 2-(3-hydroxyphenyl)phenol Chemical compound OC1=CC=CC(C=2C(=CC=CC=2)O)=C1 XKZQKPRCPNGNFR-UHFFFAOYSA-N 0.000 claims description 3
- LRWZZZWJMFNZIK-UHFFFAOYSA-N 2-chloro-3-methyloxirane Chemical compound CC1OC1Cl LRWZZZWJMFNZIK-UHFFFAOYSA-N 0.000 claims description 3
- DJOWTWWHMWQATC-KYHIUUMWSA-N Karpoxanthin Natural products CC(=C/C=C/C=C(C)/C=C/C=C(C)/C=C/C1(O)C(C)(C)CC(O)CC1(C)O)C=CC=C(/C)C=CC2=C(C)CC(O)CC2(C)C DJOWTWWHMWQATC-KYHIUUMWSA-N 0.000 claims description 3
- 150000002148 esters Chemical class 0.000 claims description 3
- 239000003444 phase transfer catalyst Substances 0.000 claims description 3
- -1 phosphorous acid ester Chemical class 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 235000019260 propionic acid Nutrition 0.000 claims description 3
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 claims description 3
- 239000000126 substance Substances 0.000 abstract description 9
- 238000012545 processing Methods 0.000 abstract description 4
- 235000013305 food Nutrition 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000002834 transmittance Methods 0.000 abstract description 2
- 239000003963 antioxidant agent Substances 0.000 abstract 1
- 230000003078 antioxidant effect Effects 0.000 abstract 1
- 239000002932 luster Substances 0.000 abstract 1
- 238000004806 packaging method and process Methods 0.000 abstract 1
- 238000006748 scratching Methods 0.000 abstract 1
- 230000002393 scratching effect Effects 0.000 abstract 1
- 239000012745 toughening agent Substances 0.000 abstract 1
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 239000004593 Epoxy Substances 0.000 description 4
- 229920007019 PC/ABS Polymers 0.000 description 4
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 4
- 238000012360 testing method Methods 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000005275 alloying Methods 0.000 description 2
- 229920006351 engineering plastic Polymers 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 description 1
- 229960000583 acetic acid Drugs 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 125000003700 epoxy group Chemical group 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000012362 glacial acetic acid Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003278 mimic effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010101534173A CN101805505B (zh) | 2010-04-16 | 2010-04-16 | 一种pc/pmma合金及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010101534173A CN101805505B (zh) | 2010-04-16 | 2010-04-16 | 一种pc/pmma合金及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101805505A true CN101805505A (zh) | 2010-08-18 |
CN101805505B CN101805505B (zh) | 2012-06-13 |
Family
ID=42607467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010101534173A Expired - Fee Related CN101805505B (zh) | 2010-04-16 | 2010-04-16 | 一种pc/pmma合金及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101805505B (zh) |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101974218A (zh) * | 2010-11-12 | 2011-02-16 | 大河宝利材料科技(苏州)有限公司 | 一种笔记本电脑外壳专用pc/abs合金 |
CN102311624A (zh) * | 2010-09-30 | 2012-01-11 | 深圳市科聚新材料有限公司 | 一种耐刮擦聚碳酸酯手机料及其制备方法 |
CN102532853A (zh) * | 2012-01-09 | 2012-07-04 | 东莞劲胜精密组件股份有限公司 | 一种高硬度抗划伤改性pc材料及其制备方法 |
CN103282430A (zh) * | 2010-10-29 | 2013-09-04 | 罗姆及哈斯公司 | 热塑性组合物、其制备方法和由其制备的制品 |
CN103467953A (zh) * | 2012-06-06 | 2013-12-25 | 合肥杰事杰新材料股份有限公司 | 一种改性耐刮擦聚碳酸酯组合物及其制备方法 |
CN105504751A (zh) * | 2015-12-30 | 2016-04-20 | 广东聚石化学股份有限公司 | 一种高硬度的透明阻燃pc材料及其制备方法 |
CN106633570A (zh) * | 2016-12-06 | 2017-05-10 | 上海锦湖日丽塑料有限公司 | 一种高透明的聚甲基丙烯酸甲酯组合物及其制备方法 |
CN110183807A (zh) * | 2019-05-07 | 2019-08-30 | 金旸(厦门)新材料科技有限公司 | 一种具有珠光效果的pc/pmma熔融沉积成型材料及其制备方法 |
CN111662528A (zh) * | 2020-07-13 | 2020-09-15 | 西南科技大学 | 一种基于pmma/pc的超薄复合光学膜及其制备方法、应用 |
CN111732824A (zh) * | 2020-07-09 | 2020-10-02 | 重庆会通科技有限公司 | 一种超陶瓷质感pc材料及其制备方法 |
CN114479415A (zh) * | 2022-04-15 | 2022-05-13 | 潍坊工程职业学院 | 一种pc/pmma合金及其制备方法 |
CN115449208A (zh) * | 2022-10-10 | 2022-12-09 | 安庆会通新材料有限公司 | 一种pc-pmma合金材料及其制备方法及应用 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5023297A (en) * | 1989-12-22 | 1991-06-11 | General Electric Company | Impact and solvent resistant polycarbonate composition |
CN1944531A (zh) * | 2006-10-19 | 2007-04-11 | 东莞银禧塑胶有限公司 | 耐极性溶剂的聚碳酸酯材料及其制备方法 |
CN101475739A (zh) * | 2008-11-28 | 2009-07-08 | 上海锦湖日丽塑料有限公司 | 高光泽、耐刮擦无卤阻燃聚碳酸酯树脂组合物 |
-
2010
- 2010-04-16 CN CN2010101534173A patent/CN101805505B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5023297A (en) * | 1989-12-22 | 1991-06-11 | General Electric Company | Impact and solvent resistant polycarbonate composition |
CN1944531A (zh) * | 2006-10-19 | 2007-04-11 | 东莞银禧塑胶有限公司 | 耐极性溶剂的聚碳酸酯材料及其制备方法 |
CN101475739A (zh) * | 2008-11-28 | 2009-07-08 | 上海锦湖日丽塑料有限公司 | 高光泽、耐刮擦无卤阻燃聚碳酸酯树脂组合物 |
Cited By (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102311624A (zh) * | 2010-09-30 | 2012-01-11 | 深圳市科聚新材料有限公司 | 一种耐刮擦聚碳酸酯手机料及其制备方法 |
CN103282430B (zh) * | 2010-10-29 | 2016-07-13 | 罗姆及哈斯公司 | 热塑性组合物、其制备方法和由其制备的制品 |
CN103282430A (zh) * | 2010-10-29 | 2013-09-04 | 罗姆及哈斯公司 | 热塑性组合物、其制备方法和由其制备的制品 |
CN101974218A (zh) * | 2010-11-12 | 2011-02-16 | 大河宝利材料科技(苏州)有限公司 | 一种笔记本电脑外壳专用pc/abs合金 |
CN101974218B (zh) * | 2010-11-12 | 2012-07-11 | 大河宝利材料科技(苏州)有限公司 | 一种笔记本电脑外壳专用pc/abs合金 |
CN102532853B (zh) * | 2012-01-09 | 2014-04-23 | 东莞劲胜精密组件股份有限公司 | 一种高硬度抗划伤改性pc材料及其制备方法 |
CN102532853A (zh) * | 2012-01-09 | 2012-07-04 | 东莞劲胜精密组件股份有限公司 | 一种高硬度抗划伤改性pc材料及其制备方法 |
CN103467953A (zh) * | 2012-06-06 | 2013-12-25 | 合肥杰事杰新材料股份有限公司 | 一种改性耐刮擦聚碳酸酯组合物及其制备方法 |
CN105504751A (zh) * | 2015-12-30 | 2016-04-20 | 广东聚石化学股份有限公司 | 一种高硬度的透明阻燃pc材料及其制备方法 |
CN106633570A (zh) * | 2016-12-06 | 2017-05-10 | 上海锦湖日丽塑料有限公司 | 一种高透明的聚甲基丙烯酸甲酯组合物及其制备方法 |
CN110183807A (zh) * | 2019-05-07 | 2019-08-30 | 金旸(厦门)新材料科技有限公司 | 一种具有珠光效果的pc/pmma熔融沉积成型材料及其制备方法 |
CN110183807B (zh) * | 2019-05-07 | 2021-09-07 | 金旸(厦门)新材料科技有限公司 | 一种具有珠光效果的pc/pmma熔融沉积成型材料及其制备方法 |
CN111732824B (zh) * | 2020-07-09 | 2022-07-08 | 重庆会通科技有限公司 | 一种超陶瓷质感pc材料及其制备方法 |
CN111732824A (zh) * | 2020-07-09 | 2020-10-02 | 重庆会通科技有限公司 | 一种超陶瓷质感pc材料及其制备方法 |
CN111662528A (zh) * | 2020-07-13 | 2020-09-15 | 西南科技大学 | 一种基于pmma/pc的超薄复合光学膜及其制备方法、应用 |
CN111662528B (zh) * | 2020-07-13 | 2022-07-15 | 西南科技大学 | 一种基于pmma/pc的超薄复合光学膜及其制备方法、应用 |
CN114479415B (zh) * | 2022-04-15 | 2022-06-17 | 潍坊工程职业学院 | 一种pc/pmma合金及其制备方法 |
CN114479415A (zh) * | 2022-04-15 | 2022-05-13 | 潍坊工程职业学院 | 一种pc/pmma合金及其制备方法 |
CN115449208A (zh) * | 2022-10-10 | 2022-12-09 | 安庆会通新材料有限公司 | 一种pc-pmma合金材料及其制备方法及应用 |
Also Published As
Publication number | Publication date |
---|---|
CN101805505B (zh) | 2012-06-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101805505B (zh) | 一种pc/pmma合金及其制备方法 | |
KR100551524B1 (ko) | 니트록사이드 존재하에 조절된 라디칼 중합에 의해 수득된 블락 코폴리머를 함유하며 충격 강화된 물질의 제조 및 사용 방법 | |
CN105849153B (zh) | 共聚碳酸酯以及包含该共聚碳酸酯的组合物 | |
CN101508817B (zh) | 一种高光abs合金及其制备方法 | |
CN101580632B (zh) | 一种高光泽高性能玻纤增强pbt材料及其制备方法 | |
CN101812225B (zh) | 具有高表面硬度与光泽度的阻燃聚碳酸酯材料及制备方法 | |
CN105315602B (zh) | 一种用于包覆塑料材料的tpe及其制备方法 | |
CN102807721B (zh) | 具有优异的抗冲击强度和透明度的用于聚甲基丙烯酸甲酯树脂的抗冲改性剂及其制备方法 | |
CN102532737B (zh) | 一种透明、高硬度、抗冲击abs塑料合金组合物 | |
CN102993623B (zh) | 新型abs/pc/pmma合金的制备方法 | |
CN102746632A (zh) | 聚碳酸酯/abs树脂塑料合金 | |
KR20240039838A (ko) | 열가소성 수지 조성물 및 이로부터 제조된 성형품 | |
CN102746631B (zh) | 耐低温冲击的聚碳酸酯/abs树脂塑料合金 | |
JP5898696B2 (ja) | ポリカーボネート−ポリシロキサン共重合体及びその製造方法 | |
CN105820493B (zh) | 具有低光泽度和减少的流痕的聚丙烯树脂组合物 | |
KR101555085B1 (ko) | 스티렌-부타디엔 고무를 이용한 고무변성 스티렌계 수지의 연속 제조 방법 | |
CN104105724B (zh) | 热塑性(甲基)丙烯酸酯共聚物、包含它的树脂组合物和树脂组合物的模制品 | |
CN104419188A (zh) | 耐磨抗划伤pc复合材料及其制备方法 | |
CN102993670B (zh) | Abs/pc/pmma合金 | |
CN110023401A (zh) | 苯乙烯-丁二烯共聚物(sbc)与无规嵌段和smma的共混物 | |
CN104004339B (zh) | 一种增韧pc/pbt/aes合金材料及其制备方法 | |
CN106084715A (zh) | 耐刮擦透明pc树脂组合物及其制备方法 | |
CN103087274B (zh) | 透明橡胶改性苯乙烯系树脂 | |
CN104817698A (zh) | 一种具有交替结构的有机硅树脂的制备方法 | |
KR100726485B1 (ko) | 투명 abs 수지의 연속 괴상중합 제조 방법 |
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 | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: PC/PMMA alloy and preparation method thereof Effective date of registration: 20150817 Granted publication date: 20120613 Pledgee: China Everbright Bank Shenzhen branch Pledgor: Shenzhen Keju New Material Co., Ltd. Registration number: 2015990000679 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20161202 Granted publication date: 20120613 Pledgee: China Everbright Bank Shenzhen branch Pledgor: Shenzhen Keju New Material Co., Ltd. Registration number: 2015990000679 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: PC/PMMA alloy and preparation method thereof Effective date of registration: 20170106 Granted publication date: 20120613 Pledgee: Bank of Shizuishan Limited by Share Ltd Yinchuan branch Pledgor: Anhui science and Technology Co., Ltd.|Shenzhen branch poly new materials Co., Ltd.|Xu Dong Registration number: 2016990001133 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20180904 Granted publication date: 20120613 Pledgee: Bank of Shizuishan Limited by Share Ltd Yinchuan branch Pledgor: Polymer Science (Anhui) New Material Co., Ltd.|Shenzhen Keju New Material Co., Ltd.|Xu Dong Registration number: 2016990001133 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: PC/PMMA alloy and preparation method thereof Effective date of registration: 20181119 Granted publication date: 20120613 Pledgee: Bank of Shizuishan Limited by Share Ltd Yinchuan branch Pledgor: Shenzhen Keju New Material Co., Ltd.|Polymer Science (Anhui) New Material Co., Ltd. Registration number: 2018440020071 |
|
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: 20120613 Termination date: 20190416 |