CN101712794B - 一种耐低温pc/pet复合材料及其制备方法 - Google Patents
一种耐低温pc/pet复合材料及其制备方法 Download PDFInfo
- Publication number
- CN101712794B CN101712794B CN2009101922477A CN200910192247A CN101712794B CN 101712794 B CN101712794 B CN 101712794B CN 2009101922477 A CN2009101922477 A CN 2009101922477A CN 200910192247 A CN200910192247 A CN 200910192247A CN 101712794 B CN101712794 B CN 101712794B
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- low temperature
- pet
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- preparation
- temperature resistant
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- 239000002131 composite material Substances 0.000 title abstract description 7
- 238000000034 method Methods 0.000 title abstract description 3
- 238000001035 drying Methods 0.000 claims abstract description 5
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 3
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 3
- 239000011159 matrix material Substances 0.000 claims description 21
- 238000002360 preparation method Methods 0.000 claims description 16
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 12
- 239000003112 inhibitor Substances 0.000 claims description 11
- 230000003647 oxidation Effects 0.000 claims description 9
- 238000007254 oxidation reaction Methods 0.000 claims description 9
- 229920005989 resin Polymers 0.000 claims description 8
- 239000011347 resin Substances 0.000 claims description 8
- 125000005375 organosiloxane group Chemical group 0.000 claims description 5
- 229920001296 polysiloxane Polymers 0.000 claims description 5
- 238000007605 air drying Methods 0.000 claims description 4
- LKAVYBZHOYOUSX-UHFFFAOYSA-N buta-1,3-diene;2-methylprop-2-enoic acid;styrene Chemical compound C=CC=C.CC(=C)C(O)=O.C=CC1=CC=CC=C1 LKAVYBZHOYOUSX-UHFFFAOYSA-N 0.000 claims description 4
- 229920001577 copolymer Polymers 0.000 claims description 4
- 238000005469 granulation Methods 0.000 claims description 4
- 230000003179 granulation Effects 0.000 claims description 4
- -1 polysiloxane copolymer Polymers 0.000 claims description 3
- PYSRRFNXTXNWCD-UHFFFAOYSA-N 3-(2-phenylethenyl)furan-2,5-dione Chemical compound O=C1OC(=O)C(C=CC=2C=CC=CC=2)=C1 PYSRRFNXTXNWCD-UHFFFAOYSA-N 0.000 claims description 2
- 229920009204 Methacrylate-butadiene-styrene Polymers 0.000 claims description 2
- 229920000147 Styrene maleic anhydride Polymers 0.000 claims description 2
- 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 claims description 2
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 claims description 2
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims description 2
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 claims description 2
- 229920001923 acrylonitrile-ethylene-styrene Polymers 0.000 claims description 2
- BJJQDHSYPNZEEU-UHFFFAOYSA-N ethene;oxiran-2-ylmethyl prop-2-enoate Chemical group C=C.C=CC(=O)OCC1CO1 BJJQDHSYPNZEEU-UHFFFAOYSA-N 0.000 claims description 2
- PNWJXICONNROSM-UHFFFAOYSA-N ethene;prop-2-enenitrile;styrene Chemical compound C=C.C=CC#N.C=CC1=CC=CC=C1 PNWJXICONNROSM-UHFFFAOYSA-N 0.000 claims description 2
- 229920006228 ethylene acrylate copolymer Polymers 0.000 claims description 2
- 229920001038 ethylene copolymer Polymers 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 2
- 239000002530 phenolic antioxidant Substances 0.000 claims description 2
- 150000008301 phosphite esters Chemical class 0.000 claims description 2
- 229920002554 vinyl polymer Polymers 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 5
- 239000004566 building material Substances 0.000 abstract 1
- 230000004927 fusion Effects 0.000 abstract 1
- 239000003607 modifier Substances 0.000 abstract 1
- 230000000717 retained effect Effects 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
- 239000012745 toughening agent Substances 0.000 abstract 1
- 239000004417 polycarbonate Substances 0.000 description 32
- 239000005020 polyethylene terephthalate Substances 0.000 description 28
- 229920000139 polyethylene terephthalate Polymers 0.000 description 28
- 239000012994 photoredox catalyst Substances 0.000 description 6
- 239000003921 oil Substances 0.000 description 4
- 235000019198 oils Nutrition 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 235000019483 Peanut oil Nutrition 0.000 description 3
- 238000007654 immersion Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000000312 peanut oil Substances 0.000 description 3
- 229920007019 PC/ABS Polymers 0.000 description 2
- 239000012296 anti-solvent Substances 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
-
- 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
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/918—Thermal treatment of the stream of extruded material, e.g. cooling characterized by differential heating or cooling
- B29C48/9185—Thermal treatment of the stream of extruded material, e.g. cooling characterized by differential heating or cooling in the direction of the stream of the material
-
- 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
- B29C48/92—Measuring, controlling or regulating
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92514—Pressure
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92885—Screw or gear
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle zone
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009101922477A CN101712794B (zh) | 2009-09-06 | 2009-09-06 | 一种耐低温pc/pet复合材料及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009101922477A CN101712794B (zh) | 2009-09-06 | 2009-09-06 | 一种耐低温pc/pet复合材料及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101712794A CN101712794A (zh) | 2010-05-26 |
CN101712794B true CN101712794B (zh) | 2012-01-18 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2009101922477A Active CN101712794B (zh) | 2009-09-06 | 2009-09-06 | 一种耐低温pc/pet复合材料及其制备方法 |
Country Status (1)
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CN (1) | CN101712794B (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102134369A (zh) * | 2011-02-24 | 2011-07-27 | 金发科技股份有限公司 | 一种abs/pet/共聚酯三元合金及其制备方法 |
CN103540105A (zh) * | 2012-07-10 | 2014-01-29 | 晋德塑料科技(东莞)有限公司 | 一种聚碳酸酯、聚对苯二甲酸乙二酯与丙烯腈-丁二烯-苯乙烯的组合物及其制备方法 |
CN103113725A (zh) * | 2013-03-22 | 2013-05-22 | 上海顶新箱包有限公司 | Pet树脂组合物及其制备方法和应用 |
CN103360741B (zh) * | 2013-07-14 | 2015-09-16 | 上海秋橙新材料科技有限公司 | 抗老化pc-pet塑料合金 |
CN103333482B (zh) * | 2013-07-19 | 2015-08-26 | 上海锦湖日丽塑料有限公司 | 一种高高温弯曲模量的pc/pet合金及其制备方法 |
CN106589785A (zh) * | 2016-12-31 | 2017-04-26 | 滁州晨润工贸有限公司 | 适用于模内覆膜工艺的耐寒片材 |
CN111363338B (zh) * | 2020-05-07 | 2022-05-10 | 吉林庭然景观材料科技有限公司 | 一种含pet、pc的合金型材及其制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006127246A1 (en) * | 2005-05-26 | 2006-11-30 | General Electric Company | Mineral filled polyester polycarbonate composition |
CN1916076A (zh) * | 2006-09-07 | 2007-02-21 | 浙江俊尔新材料有限公司 | 耐低温pc/pbt塑料合金 |
CN101220199A (zh) * | 2007-12-28 | 2008-07-16 | 深圳市科聚新材料有限公司 | 一种环保阻燃玻纤增强聚酯合金材料及其制备方法 |
-
2009
- 2009-09-06 CN CN2009101922477A patent/CN101712794B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006127246A1 (en) * | 2005-05-26 | 2006-11-30 | General Electric Company | Mineral filled polyester polycarbonate composition |
CN1916076A (zh) * | 2006-09-07 | 2007-02-21 | 浙江俊尔新材料有限公司 | 耐低温pc/pbt塑料合金 |
CN101220199A (zh) * | 2007-12-28 | 2008-07-16 | 深圳市科聚新材料有限公司 | 一种环保阻燃玻纤增强聚酯合金材料及其制备方法 |
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CN101712794A (zh) | 2010-05-26 |
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Address after: 510900 Guangdong city of Guangzhou province Conghua Longtan town Jubao Industrial Zone Patentee after: Guangzhou Super-Dragon Engineering plastic Co., Ltd. Patentee after: Guangzhou Jingying Plastic Co., Ltd. Address before: 510900 Guangdong city of Guangzhou province Conghua Longtan town Jubao Industrial Zone Patentee before: Jusailong Engineering Plastics Co., Ltd., Conghua Patentee before: Guangzhou Jingying Plastic Co., Ltd. |
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Denomination of invention: Low temperature resistant PC/PET composite material and preparation method thereof Effective date of registration: 20120830 Granted publication date: 20120118 Pledgee: China Merchants Bank Limited by Share Ltd Binjiang Guangzhou East Branch Pledgor: Guangzhou City Super Dragon Engineering Plastics Co. Ltd.|Guangzhou Jing Ying Plastics Co. Ltd. Registration number: 2012990000478 |
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Denomination of invention: Low temperature resistant PC/PET composite material and preparation method thereof Effective date of registration: 20130926 Granted publication date: 20120118 Pledgee: China Merchants Bank Limited by Share Ltd Binjiang Guangzhou East Branch Pledgor: Guangzhou City Super Dragon Engineering Plastics Co. Ltd.|Guangzhou Jing Ying Plastics Co. Ltd. Registration number: 2013990000707 |
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Denomination of invention: Low temperature resistant PC/PET composite material and preparation method thereof Effective date of registration: 20141121 Granted publication date: 20120118 Pledgee: China Merchants Bank Limited by Share Ltd Binjiang Guangzhou East Branch Pledgor: Guangzhou City Super Dragon Engineering Plastics Co. Ltd.|Guangzhou Jing Ying Plastics Co. Ltd. Registration number: 2014990000975 |
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C56 | Change in the name or address of the patentee | ||
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Address after: 510900 Guangdong city of Guangzhou province Conghua Longtan town Jubao Industrial Zone Patentee after: Guangzhou Super-Dragon Engineering plastic Co., Ltd. Patentee after: Guangzhou Jing Ying Cci Capital Ltd Address before: 510900 Guangdong city of Guangzhou province Conghua Longtan town Jubao Industrial Zone Patentee before: Guangzhou Super-Dragon Engineering plastic Co., Ltd. Patentee before: Guangzhou Jingying Plastic Co., Ltd. |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20151222 Address after: Conghua City Ao town Guangzhou city Guangdong province 510900 Longtan Jubao Industrial Zone Patentee after: Guangzhou Super-Dragon Engineering plastic Co., Ltd. Address before: 510900 Guangdong city of Guangzhou province Conghua Longtan town Jubao Industrial Zone Patentee before: Guangzhou Super-Dragon Engineering plastic Co., Ltd. Patentee before: Guangzhou Jing Ying Cci Capital Ltd |
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C56 | Change in the name or address of the patentee | ||
CP03 | Change of name, title or address |
Address after: Conghua Ao town Guangzhou city Guangdong province 510940 Longtan Jubao industrial district (Village) Patentee after: GUANGZHOU SUPER-DRAGON ENGINEERING PLASTICS CO., LTD. Address before: Conghua City Ao town Guangzhou city Guangdong province 510900 Longtan Jubao Industrial Zone Patentee before: Guangzhou Super-Dragon Engineering plastic Co., Ltd. |
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PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PM01 | Change of the registration of the contract for pledge of patent right |
Change date: 20161222 Registration number: 2014990000975 Pledgor after: GUANGZHOU SUPER-DRAGON ENGINEERING PLASTICS CO., LTD. Pledgor before: Guangzhou Super-Dragon Engineering plastic Co., Ltd. Pledgor before: Guangzhou Jingying Plastic Co., Ltd. |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20161228 Granted publication date: 20120118 Pledgee: China Merchants Bank Limited by Share Ltd Binjiang Guangzhou East Branch Pledgor: GUANGZHOU SUPER-DRAGON ENGINEERING PLASTICS CO., LTD. Registration number: 2014990000975 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Low temperature resistant PC/PET composite material and preparation method thereof Effective date of registration: 20161228 Granted publication date: 20120118 Pledgee: China Merchants Bank Limited by Share Ltd Binjiang Guangzhou East Branch Pledgor: GUANGZHOU SUPER-DRAGON ENGINEERING PLASTICS CO., LTD. Registration number: 2016990001189 |
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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: 20190522 Granted publication date: 20120118 Pledgee: China Merchants Bank Limited by Share Ltd Binjiang Guangzhou East Branch Pledgor: GUANGZHOU SUPER-DRAGON ENGINEERING PLASTICS CO., LTD. Registration number: 2016990001189 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |