CN102863731B - Acrylonitrile-butadiene-styrene (ABS) composite plastic, and preparation method and application thereof - Google Patents
Acrylonitrile-butadiene-styrene (ABS) composite plastic, and preparation method and application thereof Download PDFInfo
- Publication number
- CN102863731B CN102863731B CN201210288293.9A CN201210288293A CN102863731B CN 102863731 B CN102863731 B CN 102863731B CN 201210288293 A CN201210288293 A CN 201210288293A CN 102863731 B CN102863731 B CN 102863731B
- Authority
- CN
- China
- Prior art keywords
- composite plastic
- abs
- district
- abs composite
- temperature
- 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
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
- B29C48/92—Measuring, controlling or regulating
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention is applicable to the field of engineering plastics and provides an acrylonitrile-butadiene-styrene (ABS) composite plastic, and a preparation method and application thereof. The ABS composite plastic comprises ABS, styrene-acrylonitrile (SAN), a toughening agent, a dispersing agent and an antioxidant. According to the ABS composite plastic, ABS resin is modified by SAN and the toughening agent, so the shrinkage ratio of the ABS resin is lowered, and the shrinkage ratio of the ABS composite plastic is obviously improved. According to the method for preparing the ABS composite plastic, the ABS resin is modified by SAN and the toughening agent, so the shrinkage ratio of the ABS composite plastic is improved. The method for preparing the ABS composite plastic is easy to implement, low in cost, low in equipment requirement, high in production benefit and quite suitable for industrialized production.
Description
Technical field
The invention belongs to engineering plastics field, relate in particular to a kind of ABS composite plastic, its preparation method and application.
Background technology
ABS resin (acrylonitrile-butadiene-styrene copolymer, ABS is the acronym of Acrylonitrile Butadiene Styrene) is that a kind of intensity is high, good toughness, be easy to thermoplastics type's Polymer Materials ' Structure of machine-shaping.ABS resin is vinyl cyanide (Acrylonitrile), 1, the graft copolymer of 3-divinyl (Butadiene), three kinds of monomers of vinylbenzene (Styrene), wherein, vinyl cyanide accounts for 15%-35%, divinyl accounts for 5%-30%, and vinylbenzene accounts for 40%-60%, and the modal ratio of emulsion method ABS is A:B:S=22:17:61, and the ratio of B is often lower in substance law ABS, be about 13%.1,3-butadiene provides low temperature ductility and shock resistance for ABS resin, but too much divinyl can reduce hardness, gloss and the mobility of resin; Vinyl cyanide provides the character of the chemical corrosions such as hardness, thermotolerance, acidproof alkali salt for ABS resin; Vinylbenzene provides the mobility of hardness, processing and the smooth finish of product surface for ABS resin.
At present, ABS resin itself has good outward appearance and mechanical property, but because polymerization methods is nothing but substance law or emulsion method, this has also just determined that the shrinking percentage of ABS material has been limited in 0.4 ~ 0.7% scope, if make it change shrinking percentage by polymerization methods, quantities is larger, and cost is high, has limited the application of ABS material in the high industry of dimension precision requirement.
Summary of the invention
In view of this, the invention provides a kind of ABS composite plastic, solve the higher technical problem of shrinking percentage of ABS matrix material in prior art; And, the preparation method and application of above-mentioned ABS composite plastic.
The present invention is achieved in that
An ABS composite plastic, comprises the component of following weight percentage:
And,
The preparation method of above-mentioned ABS composite plastic, comprises the steps:
By formula, take this acrylonitrile-butadiene-phenylethylene multipolymer, acrylonitritrile-styrene resin, toughner, dispersion agent and oxidation inhibitor;
This acrylonitrile-butadiene-phenylethylene multipolymer, acrylonitritrile-styrene resin, toughner, dispersion agent and oxidation inhibitor are mixed, obtain mixture;
This mixture is melt extruded, obtain ABS composite plastic.
The present invention further provides this application of ABS composite plastic in household electrical appliance.
ABS composite plastic of the present invention, carries out modification by SAN and toughner to ABS resin, and the shrinking percentage of ABS resin is declined, and has realized the obvious improvement of the shrinking percentage of this ABS composite plastic.Embodiment of the present invention ABS composite plastic preparation method, by ABS resin being carried out to modification with SAN and toughner, the shrinking percentage that realizes ABS matrix material is improved, embodiment of the present invention ABS composite plastic preparation method, simple to operate, with low cost, low for equipment requirements, productivity effect is high, is very suitable for suitability for industrialized production.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The embodiment of the present invention provides a kind of ABS composite plastic, comprises the component of following weight percentage:
Embodiment of the present invention ABS composite plastic, carries out modification by SAN and toughner to ABS, make ABS composite plastic shrinking percentage be improved significantly, make the mechanical property of ABS composite plastic get a promotion simultaneously.Because the present invention uses acrylonitritrile-styrene resin and toughner simultaneously, ABS is carried out to modification, the former belongs to rigid particles category, and the latter belongs to cavernous body category, when the two is distributed in ABS with suitable ratio simultaneously, play synergistic effect, as mutual resistance, shrink, strengthen etc. mutually.Generally, this composite structure belongs to sea-island structure, in this structure of polymer category, has fabulous over-all properties.
The shrinking percentage of this acrylonitrile-butadiene-phenylethylene multipolymer (ABS) is 0.4 ~ 0.7%, and its melting index is 220 ℃/10KG of 20 ~ 40g/10min(test condition).The weight percentage of this ABS is 70 ~ 90%, preferably 75-85%.ABS can select the product that the Ningbo Le Jin Yong Xing company limited trade mark is 121H, the product that the platform trade mark is AG15A1.
The shrinking percentage of this acrylonitritrile-styrene resin (SAN) is 0.4 ~ 0.7%, and in this SAN, the content of vinyl cyanide is 10 ~ 15%, when this ratio, there is good consistency, the weight percentage of this SAN is 2 ~ 10%, is preferably 4-8%, at this scope material rigidity-toughness balanced.
This toughner is high glue powder or MBS(MBS terpolymer).This high glue powder can be selected from the toughner that the glue content such as HR181 are greater than 60%.This MBS can be selected from EM500A, C223A etc.The parts by weight of this toughner are 6.3 ~ 19.5%, are preferably 10-16%, and in the time of within the scope of this, material rigidity-toughness balanced, shrinking percentage are controlled strict.
The weight ratio of this toughner and acrylonitritrile-styrene resin is 1 ~ 3:1 ~ 3, and during according to this Proportionality design mixture, sea-island structure is more obvious, rigidity-toughness balanced, and shrinking percentage is controlled strict.
This dispersion agent is preferably amide waxe class modified material, for example, and ethylene bis stearamide, TAS-2A, TAF etc.This dispersion agent also can select in this area conventional other to have the material of dispersing property.
This oxidation inhibitor is preferably 1076 and 168 according to the composite mixture in mass ratio 1:2 ~ 2.5.This oxidation inhibitor also can be selected other oxidation inhibitor conventional in this area.
The embodiment of the present invention further provides above-mentioned ABS composite material and preparation method thereof, comprises the steps:
Step S01, supplies raw materials:
By formula, take this acrylonitrile-butadiene-phenylethylene multipolymer, acrylonitritrile-styrene resin, toughner, dispersion agent and oxidation inhibitor;
Step S02, mixes:
This acrylonitrile-butadiene-phenylethylene multipolymer, acrylonitritrile-styrene resin, toughner, dispersion agent and oxidation inhibitor are mixed, obtain mixture;
Step S03, melt extrudes:
This mixture is melt extruded, obtain ABS composite plastic.
In step S01, this acrylonitrile-butadiene-phenylethylene multipolymer, acrylonitritrile-styrene resin, toughner, dispersion agent and oxidation inhibitor and aforementioned identical, do not repeat to set forth at this.
Further, before taking ABS, also comprise the pre-treatment step by ABS:
ABS is placed under 85 ℃ of conditions to forced air drying 2～4 hours.
In step S02, above-mentioned each component that step S01 is taken is placed in slow-speed mixer, stirs 3～5min, makes between each component dispersedly, obtains mixture.
In step S03, the mixture that step S02 is obtained is placed in single screw extrusion machine or twin screw extruder melt extrudes processing, and the processing condition that melt extrude are:
175 ~ 220 ℃ of forcing machine one district's temperature, two 175 ~ 220 ℃ of district's temperature, three 175 ~ 220 ℃ of district's temperature, four 175 ~ 220 ℃ of district's temperature, five 175 ~ 220 ℃ of district's temperature, six 175 ~ 220 ℃ of district's temperature, seven 175 ~ 220 ℃ of district's temperature, 175 ~ 220 ℃ of heads, the residence time 2～4min, pressure is 15 ~ 20MPa.Melt extrude rear pelletizing, obtain embodiment of the present invention ABS composite plastic.
The embodiment of the present invention further provides the application of above-mentioned ABS composite plastic in household electrical appliance.
Below in conjunction with specific embodiment, above-mentioned ABS matrix material and preparation method thereof is described in detail.
Embodiment 1
Embodiment of the present invention ABS composite plastic comprises the component of following weight percentage:
Embodiment of the present invention ABS composite plastic preparation method, comprises the steps:
Above-mentioned each component is mixed, obtain mixture;
This mixture is joined in the hopper of twin screw extruder, through melt blending, extruding pelletization becomes matrix material.Wherein, each heating region temperature setting of screw rod is respectively: district's temperature: 175 ℃; 2nd district: 185 ℃; 3rd district: 200 ℃; 4th district: 200 ℃; Five 210 ℃ of district's temperature; Six 200 ℃ of district's temperature; Seven 210 ℃ of district's temperature; Head: 220 ℃; The residence time 2～4min.Pressure is 15 ~ 20MPa.
Embodiment 2
Embodiment of the present invention ABS composite plastic comprises the component of following weight percentage:
Embodiment of the present invention ABS composite plastic preparation method, comprises the steps:
Above-mentioned each component is mixed, obtain mixture;
This mixture is joined in the hopper of twin screw extruder, through melt blending, extruding pelletization becomes matrix material.Wherein, each heating region temperature setting of screw rod is respectively: district's temperature: 185 ℃; 2nd district: 195 ℃; 3rd district: 220 ℃; 4th district: 220 ℃; Five 220 ℃ of district's temperature; Six 180 ℃ of district's temperature; Seven 200 ℃ of district's temperature; Head: 210 ℃; Residence time 324min.Pressure is 15 ~ 20MPa.
Embodiment 3
Embodiment of the present invention ABS composite plastic comprises the component of following weight percentage:
Embodiment of the present invention ABS composite plastic preparation method, comprises the steps:
Above-mentioned each component is mixed, obtain mixture;
This mixture is joined in the hopper of twin screw extruder, through melt blending, extruding pelletization becomes matrix material.Wherein, each heating region temperature setting of screw rod is respectively: district's temperature: 195 ℃; 2nd district: 200 ℃; 3rd district: 180 ℃; 4th district: 210 ℃; Five 210 ℃ of district's temperature; Six 200 ℃ of district's temperature; Seven 180 ℃ of district's temperature; Head: 200 ℃; The residence time 2 ~ 4min.Pressure is 15 ~ 20MPa.
Embodiment 4
Embodiment of the present invention ABS composite plastic comprises the component of following weight percentage:
Embodiment of the present invention ABS composite plastic preparation method, comprises the steps:
Above-mentioned each component is mixed, obtain mixture;
This mixture is joined in the hopper of twin screw extruder, through melt blending, extruding pelletization becomes matrix material.Wherein, each heating region temperature setting of screw rod is respectively: district's temperature: 205 ℃; 2nd district: 205 ℃; 3rd district: 200 ℃; 4th district: 220 ℃; Five 220 ℃ of district's temperature; Six 185 ℃ of district's temperature; Seven 200 ℃ of district's temperature; Head: 200 ℃; The residence time 2～4min.Pressure is 15 ~ 20MPa.
Embodiment 5
Embodiment of the present invention ABS composite plastic comprises the component of following weight percentage:
Embodiment of the present invention ABS composite plastic preparation method, comprises the steps:
Above-mentioned each component is mixed, obtain mixture;
This mixture is joined in the hopper of twin screw extruder, through melt blending, extruding pelletization becomes matrix material.Wherein, each heating region temperature setting of screw rod is respectively: district's temperature: 185 ℃; 2nd district: 195 ℃; 3rd district: 205 ℃; 4th district: 220 ℃; Five 185 ℃ of district's temperature; Six 210 ℃ of district's temperature; Seven 200 ℃ of district's temperature; Head: 220 ℃; The residence time 2～4min.Pressure is 15 ~ 20MPa.
Performance test:
Tensile strength is tested by ASTM D-638 standard.Specimen types is I type, batten size (mm): (176 ± 2) (length) * (12.6 ± 0.2) (end width) * (3.05 ± 0.2) (thickness), and draw speed is 50mm/min;
Flexural strength and modulus in flexure are tested by ASTM D-790 standard.Specimen types is specimen size (mm): (128 ± 2) * (12.67 ± 0.2) * (3.11 ± 0.2), and rate of bending is 20mm/min;
Socle girder notched Izod impact strength is tested by ASTM D-256 standard.Specimen types is I type, specimen size (mm): (63 ± 2) * (12.45 ± 0.2) * (3.1 ± 0.2); Breach type is category-A, and breach residual thickness is 1.9mm;
The performance test results of the ABS matrix material of above-described embodiment 1 ~ 5 sees table 1.
Table 1
As can be seen from Table 1, composite properties becomes along with each component proportion: 1, toughner content increases, and mixture shock strength and elongation improve, and stretching, flexural strength reduce; 2, mixture optimum performance appears at ABS 80%, and SAN 6%, under the proportioning of toughner 12.9%, and composite properties balance now; 3,, in the present embodiment, the shrinking percentage of mixture all remains within the scope of 0.2-0.4% and changes.
Shrinking percentage in prior art:
| Prior art | 121H | AG15A1 |
| Shrinking percentage (%) | 0.4-0.7 | 0.4-0.7 |
Table 2
The ABS shrinking percentage scope of prior art is at 0.4-0.7% as can be seen from Table 2.Prior art and embodiment are contrasted, and we can find, embodiment obviously dwindles aspect shrinking percentage, shows good dimensional stability.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. an ABS composite plastic, comprises the component of following weight percentage:
Acrylonitrile-butadiene-styrene copolymer 70 ~ 85%
Wherein, the shrinking percentage of described acrylonitritrile-styrene resin is 0.4～0.7%, and described toughner is high glue powder or MBS, and the glue content of wherein said high glue powder is greater than 60%.
2. ABS composite plastic as claimed in claim 1, is characterized in that, in acrylonitritrile-styrene resin, the weight percentage of vinyl cyanide is 10～15%.
3. ABS composite plastic as claimed in claim 1, is characterized in that, the weight percentage 4-10% of acrylonitritrile-styrene resin.
4. ABS composite plastic as claimed in claim 1, is characterized in that, the weight percentage of described toughner is 10-19.5%.
5. ABS composite plastic as claimed in claim 1, is characterized in that, the weight ratio of described toughner and acrylonitritrile-styrene resin is 1～3:1～3.
6. ABS composite plastic as claimed in claim 1, is characterized in that, the melting index of described acrylonitrile-butadiene-styrene copolymer is 20～40g/10min, and test condition is 220 ℃/10KG.
7. the ABS composite plastic preparation method as described in claim 1～6 any one, comprises the steps:
By formula, take described acrylonitrile-butadiene-styrene copolymer, acrylonitritrile-styrene resin, toughner, dispersion agent and oxidation inhibitor;
Described acrylonitrile-butadiene-styrene copolymer, acrylonitritrile-styrene resin, toughner, dispersion agent and oxidation inhibitor are mixed, obtain mixture;
Described mixture is melt extruded, obtain ABS composite plastic.
8. ABS composite plastic preparation method as claimed in claim 7, is characterized in that, described in the processing condition that melt extrude be:
One 175～220 ℃ of district's temperature, two 175～220 ℃ of district's temperature, three 175～220 ℃ of district's temperature, four 175～220 ℃ of district's temperature, five 175～220 ℃ of district's temperature, six 175～220 ℃ of district's temperature, seven 175～220 ℃ of district's temperature, 175～220 ℃ of heads, the residence time 2～4min, pressure is 15～20MPa.
9. the application of the ABS composite plastic as described in claim 1～6 any one in household electrical appliance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210288293.9A CN102863731B (en) | 2012-08-14 | 2012-08-14 | Acrylonitrile-butadiene-styrene (ABS) composite plastic, and preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210288293.9A CN102863731B (en) | 2012-08-14 | 2012-08-14 | Acrylonitrile-butadiene-styrene (ABS) composite plastic, and preparation method and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102863731A CN102863731A (en) | 2013-01-09 |
| CN102863731B true CN102863731B (en) | 2014-10-22 |
Family
ID=47442876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210288293.9A Expired - Fee Related CN102863731B (en) | 2012-08-14 | 2012-08-14 | Acrylonitrile-butadiene-styrene (ABS) composite plastic, and preparation method and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102863731B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103613899B (en) * | 2013-11-15 | 2015-11-04 | 广东聚石化学股份有限公司 | A kind of flame-proof ABS alloy material and preparation method thereof |
| CN105504652A (en) * | 2015-12-30 | 2016-04-20 | 上海普利特复合材料股份有限公司 | Thermo-oxidative-aging-resistance illumination-aging-resistance ABS/ASA blending material and preparation method thereof |
| CN106189047A (en) * | 2016-07-27 | 2016-12-07 | 金田集团（桐城）塑业有限公司 | A kind of high surface finish ABS material |
| CN107353573A (en) * | 2017-08-15 | 2017-11-17 | 丹阳新华美塑料有限公司 | A kind of chemically-resistant detergent ABS is material modified |
| CN111004470B (en) * | 2019-12-20 | 2022-08-23 | 上海锦湖日丽塑料有限公司 | High-dimensional stability ABS resin and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101974197A (en) * | 2010-10-20 | 2011-02-16 | 深圳市科聚新材料有限公司 | Metal-imitated high-gloss ABS (Acrylonitrile Butadiene Styrene) alloy and preparation method thereof |
| CN102079842A (en) * | 2009-12-01 | 2011-06-01 | 上海金发科技发展有限公司 | Superhigh-flowability flame-retardant acrylonitrile butadiene styrene (ABS) modified resin |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102399408A (en) * | 2010-09-08 | 2012-04-04 | 上海纳米技术及应用国家工程研究中心有限公司 | Fiberglass reinforced black acrylonitrile-butadiene-styrene modified plastic capable of heat resistance and impact resistance, and its preparation method |
-
2012
- 2012-08-14 CN CN201210288293.9A patent/CN102863731B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102079842A (en) * | 2009-12-01 | 2011-06-01 | 上海金发科技发展有限公司 | Superhigh-flowability flame-retardant acrylonitrile butadiene styrene (ABS) modified resin |
| CN101974197A (en) * | 2010-10-20 | 2011-02-16 | 深圳市科聚新材料有限公司 | Metal-imitated high-gloss ABS (Acrylonitrile Butadiene Styrene) alloy and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102863731A (en) | 2013-01-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102863731B (en) | Acrylonitrile-butadiene-styrene (ABS) composite plastic, and preparation method and application thereof | |
| CN100549087C (en) | PC terpolymer resin/polybutylene terephthalate alloy material | |
| CN102108181B (en) | Thermoplastic alloy and preparation method thereof | |
| US20080293861A1 (en) | Composition of high impact glass fiber reinforced engineering plastic and preparation method thereof | |
| CN107083030A (en) | A kind of low warpage high-strength glass fiber enhanced PBT/ASA alloy materials and preparation method thereof | |
| CN101831136A (en) | High-strength high-toughness flame-resistant ABS (Acrylonitrile Butadiene Styrene) composite material and preparation method thereof | |
| CN103044837B (en) | HIPS composite, its preparation method and application | |
| CN104292741A (en) | ABS (acrylonitrile butadiene styrene copolymers) composite material and preparation method thereof | |
| CN103772885A (en) | Flat PC/ABS (polycarbonate/acrylonitrile butadiene styrene) automobile dashboard material and preparation method thereof | |
| CN100572450C (en) | The nylon/acrylonitrile-butadiene-styrene terpolymer resin alloy materials | |
| CN104497472A (en) | Antistatic ABS (acrylonitrile-butadiene-styrene) modified material and preparation method thereof | |
| CN109651752A (en) | A kind of 3D printing ABS consumptive material and preparation method thereof | |
| CN102786768A (en) | Low-glossiness ABS (acrylonitrile butadiene styrene) resin and preparation method of low-glossiness ABS resin | |
| CN102936372B (en) | Polypropylene composite material, its preparation method and application | |
| CN102942736B (en) | High-glass fiber content reinforced polypropylene material and preparation method thereof | |
| CN113999478A (en) | Reinforced HIPS material and preparation method and application thereof | |
| CN103131109A (en) | Antistatic ultraviolet-resistant ASA/PET alloy material and preparation method thereof | |
| CN112442251B (en) | ABS composite material and preparation method and application thereof | |
| CN101885893B (en) | ABS (Acrylonitrile Butadiene Styrene) resin and preparation method thereof | |
| CN105820496A (en) | Graphene/ glass fiber reinforced ABS composite and preparation method thereof | |
| CN104725755A (en) | PMMA (polymethyl methacrylate)/ABS (acrylonitrile-butadiene-styrene) alloy material with high blackness and brightness and preparation method of PMMA/ABS alloy material | |
| CN105255093B (en) | ABS composite material of imitation marble effect and preparation method thereof | |
| CN102432947B (en) | Composite fiber reinforcement polypropylene material and preparation method thereof | |
| CN102108176B (en) | ABS material with low gloss, high shock resistance, and high fluidity | |
| CN106939112B (en) | High-gloss HIPS/recycled PET bottle flake composite material and preparation method thereof |
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: Acrylonitrile-butadiene-styrene (ABS) composite plastic, and preparation method and application thereof Effective date of registration: 20150817 Granted publication date: 20141022 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: 20141022 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20180814 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |