CN105969299A - Preparation method of residue-free adhesive advertisement consumable - Google Patents
Preparation method of residue-free adhesive advertisement consumable Download PDFInfo
- Publication number
- CN105969299A CN105969299A CN201610365018.0A CN201610365018A CN105969299A CN 105969299 A CN105969299 A CN 105969299A CN 201610365018 A CN201610365018 A CN 201610365018A CN 105969299 A CN105969299 A CN 105969299A
- Authority
- CN
- China
- Prior art keywords
- noresidue
- gluing
- adhesive
- advertisement
- consumptive material
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J183/00—Adhesives based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Adhesives based on derivatives of such polymers
- C09J183/04—Polysiloxanes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2483/00—Presence of polysiloxane
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Paints Or Removers (AREA)
- Laminated Bodies (AREA)
- Adhesive Tapes (AREA)
Abstract
The invention discloses a preparation method of a residue-free adhesive advertisement consumable. An adhesive for the residue-free adhesive advertisement consumable is prepared from, by mass, 100 parts of vinyl terminated polysiloxane, 100-150 parts of solvent, 1-5 parts of crosslinking agent, 1-5 parts of accelerant and 1-5 parts of catalyst. The residue-free adhesive advertisement consumable comprises a printing layer and an adhesive layer arranged on the printing layer. The preparation method of the residue-free adhesive advertisement consumable includes the steps that 1, other ingredients except for the crosslinking agent, the accelerant and the catalyst are mixed to be uniform, the crosslinking agent and the accelerant are added, the material is mixed to be uniform, the catalyst is added, and the material is mixed to be uniform; 2, the material which is mixed to be uniform is smeared onto the lower face of the printing layer, and the adhesive layer is formed; 3, a release film is arranged under the adhesive layer, and rolling is carried out. The advertisement consumable is good in weather fastness, low in initial adhesion, good in holding power and good in high temperature resistance and light transmittance, and when the consumable is torn off from the pasted surface, no residual adhesive is left.
Description
Technical field
The present invention relates to the preparation method of noresidue gluing advertisement consumptive material.
Background technology
Billboard, as a kind of mass media mode, is widely used to various aspects of living.Wherein, the carrier gum of billboard, also pressure-sensitive table printing material it is, with paper, plastic sheeting and glue, the material such as release paper make and the advertisement consumptive material of a kind of digital printing field application, its front can be with air brushing picture or pattern, it is backed with glue, panel, body of wall, KT plate can be pasted onto, on the carrier such as glass, vehicle body.
Glass and ads. on vehicle are repeatability carrier at present, and other advertisement major part is disposable carrier.After such as gum product printing pattern, directly mounting and overlay on KT plate or body of wall, when again changing, need to change KT plate together, or cleaned out by body of wall, need wall advertisement in order to protect body of wall, major part is mounted to overlay on and is shown on panel or KT plate.And glass and ads. on vehicle itself need to retain respective feature, common gum is affixed directly to glass or body paint surface, after using the time more than 1 month, is easy for the problem that glue remains occur, and the time of pasting is the longest, remains the most serious, is more difficult to clear up.Being primarily due to common glue is pressure-sensitive acrylate, is in use easily affected by temperature and ultraviolet light, and meanwhile, volatilization further occurs in solvent, causes adhesion strength significantly to rise, more than the cohesiveness of material, thus cull phenomenon occurs.
Summary of the invention
It is an object of the invention to provide the preparation method of noresidue gluing advertisement consumptive material.
The technical solution used in the present invention is:
For the adhesive of noresidue gluing advertisement consumptive material, it is made up of the raw material of following mass parts: vinyl terminated polysiloxane 100 parts, solvent 100-150 part, cross-linking agent 1-5 part, accelerator 1-5 part, catalyst 1-5 part.
At least one in the dimethyl (siloxanes and polysiloxanes), end-vinyl poly-(dimethyl siloxane) of mono-vinyl end-blocking of described vinyl terminated polysiloxane.
The viscosity of described ethenyl blocking polydimethylsiloxane is 8000 ~ 30000mpa.s/25 DEG C.
Described cross-linking agent is containing hydrogen silicone oil.
Described catalyst is platinum compounds and/or platinum complex；Described accelerator is coupling agent.
Noresidue gluing advertisement consumptive material, including printing layer, and is arranged on the adhesive layer under printing layer；Wherein, described adhesive layer is made up of above-mentioned raw materials.
Described printing layer is by basement membrane and is arranged on epilamellar printed coating and forms；Or plastic foil or other the printing material that printing layer is surface printing functionalization.
Described basement membrane is the one in PP film, BOPP film, PET film, BOPET film, or the composite membrane of two or more formation.
Also include the mould release membrance being arranged under adhesive layer.
The preparation method of noresidue gluing advertisement consumptive material, including step:
1) by other composition mix homogeneously in addition to cross-linking agent, accelerator, catalyst, add cross-linking agent, accelerator, mix homogeneously, add catalyst, mixing；
2) material after mixing is coated on below printing layer, forms adhesive layer；
3) mould release membrance, rolling are provided below at adhesive layer.
The invention has the beneficial effects as follows:
The advertisement consumptive material good weatherability of the present invention, initial bonding strength is low, and holding viscosity can be good, has preferable resistance to elevated temperatures and light transmittance, tears this consumptive material from being posted surface, does not has cull to remain.
More specifically:
(1), noresidue of the present invention gluing advertisement consumptive material good weatherability, noresidue, it is convenient to change, it is not necessary to inorganic agent cleans.
(2), viscous low at the beginning of noresidue of the present invention gluing advertisement consumptive material, quick and easy for installation, can repeatedly be posted in smooth glass, plank, iron plate, aluminium-plastic panel, frosting.
(3), noresidue of the present invention gluing advertisement consumptive material and preparation method thereof, for curing type adhesive, dissolvent residual is few, more environmentally-friendly.
(4), noresidue of the present invention gluing advertisement consumptive material and preparation method thereof, processing mode is simple, easily realizes industrial automation and produces, and production efficiency is high.
Detailed description of the invention
For the adhesive of noresidue gluing advertisement consumptive material, it is made up of the raw material of following mass parts: vinyl terminated polysiloxane 100 parts, solvent 100-150 part, cross-linking agent 1-5 part, accelerator 1-5 part, catalyst 1-5 part.
Preferably, at least one in the dimethyl (siloxanes and polysiloxanes), end-vinyl poly-(dimethyl siloxane) of mono-vinyl end-blocking of described vinyl terminated polysiloxane；The structural formula of end-vinyl poly-(dimethyl siloxane) is illustrated as:
Preferably, the selected dimethyl (siloxanes and polysiloxanes) of mono-vinyl end-blocking or the viscosity of end-vinyl poly-(dimethyl siloxane) are 8000 ~ 30000mpa.s/25 DEG C.
Preferably, described cross-linking agent is containing hydrogen silicone oil；It is further preferred that hydrogen content is 0.5-2%.
Preferably, described catalyst is platinum compounds and/or platinum complex；Such as: the aqueous isopropanol of chloroplatinic acid, platinum-tetramethyl divinyl disiloxane complex, platinum-t etram-ethyltetravinylcyclotetrasiloxane complex.
Preferably, described cross-linking agent is coupling agent；It is further preferred that be at least one in silane coupler, titanate coupling agent, aluminate coupling agent, zirconium ester coupling agent, rare-earth coupling agent；Further preferred, at least one in silane coupler, for example, KH550, KH560, KH570.
Noresidue gluing advertisement consumptive material, including printing layer, and is arranged on the adhesive layer under printing layer；Wherein, described adhesive layer is made up of above-mentioned raw materials.
Preferably, the build of adhesive layer is 5-50 μm；It is further preferred that adhesive layer is dried, just glues for 2-6 ball, hold and glue for 24h not sliding.
Preferably, described printing layer is by basement membrane and is arranged on epilamellar printed coating and forms；Or the plastic foil that printing layer is surface printing functionalization；Or printing material such as paper known to other.
Preferably, described basement membrane is the one in PP film, BOPP film, PET film, BOPET film, or the composite membrane of two or more formation；The form of composite membrane is prepared by existing known technology, such as composite co-extruding film；Or composite membrane single film being adhesively-bonded together to form by binding agent.
Surface-functionalized implication is by the plastic foil (one in PP film, BOPP film, PET film, BOPET film, or the composite membrane of two or more formation) surface carries out processing (such as corona), so that the surface tension on its surface changes, thus it is suitable for bearing fixing printing ink or other printing material.
Preferably, the mould release membrance being arranged on adhesive layer is also included；It is further preferred that described mould release membrance is PE, PP or PET film, or the leaching membrane paper without silicone oil.
Preferably, at least one in aromatic hydrocarbon solvent, ketones solvent, esters solvent, fat hydrocarbon solvent of described solvent；It is further preferred that be at least one in toluene, ethyl acetate, butanone, heptane.
Corresponding, the preparation method of noresidue gluing advertisement consumptive material, including step:
1) by other composition mix homogeneously in addition to cross-linking agent, accelerator, catalyst, add cross-linking agent, accelerator, mix homogeneously, add catalyst, mixing；
2) material after mixing be coated on printing layer can the opposite face of printing surface, form adhesive layer；
3) in adhesive layer opposite side surface configuration mould release membrance, rolling.
Preferably, coating uses coating technique of the prior art；It is further preferred that the technique of coating is anilox roll coating, scraper for coating, one of slope three kinds of coating methods of flow coat cloth, technological temperature parameter is 90-130 DEG C, and hardening time is 2-8 minute.
Below in conjunction with specific embodiment, the present invention is described further:
Embodiment
1
:
A kind of noresidue gluing advertisement consumptive material of the present embodiment and preparation method thereof, the method uses scraper for coating technique.
Step 1), its proportioning raw materials is as follows: the dimethyl (siloxanes and polysiloxanes) 100 parts of mono-vinyl end-blocking, solvent toluene 100 parts, cross-linking agent containing hydrogen silicone oil (hydrogen content: 1.5%) 2 parts, accelerator KH550 1 part, the aqueous isopropanol of catalyst chloroplatinic acid 3 parts.The dimethyl (siloxanes and polysiloxanes) that mono-vinyl is blocked and solvent addition container stir, is sequentially added into cross-linking agent, accelerator, is spaced 10-15 minute, is eventually adding catalyst and stirs.Dimethyl (siloxanes and the polysiloxanes) viscosity of described mono-vinyl end-blocking is 10000mpa.s.
Step 2) glue prepared is passed through scraper for coating technique, it is coated on and there is printable PET film surface, maximum temperature is 130 DEG C, and hardening time is 4 minutes, and the thickness preparing adhesive layer is 20 microns, and described adhesive layer is controlled by regulation scraper gap.
Laminating PET film or leaching membrane paper before step 3) rolling.
Embodiment
2
:
A kind of noresidue gluing advertisement consumptive material of the present embodiment and preparation method thereof, the method uses anilox roll coating process.
Step 1), its proportioning raw materials is as follows: end-vinyl poly-(dimethyl siloxane) 100 parts, solvent ethyl acetate 150 parts, cross-linking agent containing hydrogen silicone oil (hydrogen content: 1.5%) 3 parts, accelerator KH560 2 parts, the aqueous isopropanol of catalyst chloroplatinic acid 2 parts.Poly-for end-vinyl (dimethyl siloxane) and solvent are added in container and stirs, be sequentially added into cross-linking agent, accelerator, be spaced 10-15 minute, be eventually adding catalyst and stir.Described end-vinyl poly-(dimethyl siloxane) viscosity is 20000mpa.s.
Step 2) glue prepared is passed through anilox roll coating process, being coated on and have printable layer PET film surface, maximum temperature is 130 DEG C, and hardening time is 5 minutes, the thickness preparing adhesive layer is 10 microns, and described adhesive layer is controlled by adjusting anilox roll mesh number.
Laminating PP thin film or leaching membrane paper before step 3) rolling.
Embodiment
3
:
A kind of noresidue gluing advertisement consumptive material of the present embodiment and preparation method thereof, the method uses anilox roll coating process.
Step 1), its proportioning raw materials is as follows: end-vinyl poly-(dimethyl siloxane) 100 parts, solvent ethyl acetate 130 parts, cross-linking agent containing hydrogen silicone oil (hydrogen content: 1.5%) 3 parts, accelerator KH570 2 parts, the aqueous isopropanol of catalyst chloroplatinic acid 3 parts.Poly-for end-vinyl (dimethyl siloxane) and solvent are added in container and stirs, be sequentially added into cross-linking agent, accelerator, be spaced 10-15 minute, be eventually adding catalyst and stir.Described end-vinyl poly-(dimethyl siloxane) viscosity is 20000mpa.s.
Step 2) glue prepared is passed through transfer coating technology, being coated on and have printable layer PET film surface, maximum temperature is 130 DEG C, and hardening time is 5 minutes, the thickness preparing adhesive layer is 50 microns, and described adhesive layer is controlled with upper glue roller gap by adjusting transfer roller.
Laminating PP thin film or leaching membrane paper before step 3) rolling.
The noresidue gluing advertisement consumptive material of embodiment 1 is tested, result such as table 1 below:
Table
1
:
Claims (10)
1., for the adhesive of noresidue gluing advertisement consumptive material, it is made up of the raw material of following mass parts: vinyl terminated polysiloxane 100 parts, solvent 100-150 part, cross-linking agent 1-5 part, accelerator 1-5 part, catalyst 1-5 part.
Adhesive for noresidue gluing advertisement consumptive material the most according to claim 1, it is characterised in that: at least one in the dimethyl (siloxanes and polysiloxanes), end-vinyl poly-(dimethyl siloxane) of mono-vinyl end-blocking of described vinyl terminated polysiloxane.
Adhesive for noresidue gluing advertisement consumptive material the most according to claim 1 and 2, it is characterised in that: the viscosity of described ethenyl blocking polydimethylsiloxane is 8000 ~ 30000mpa.s/25 DEG C.
Adhesive for noresidue gluing advertisement consumptive material the most according to claim 3, it is characterised in that: described cross-linking agent is containing hydrogen silicone oil.
Adhesive for noresidue gluing advertisement consumptive material the most according to claim 4, it is characterised in that: described catalyst is platinum compounds and/or platinum complex；Described accelerator is coupling agent.
6. noresidue gluing advertisement consumptive material, it is characterised in that: include printing layer, and be arranged on the adhesive layer under printing layer；Wherein, described adhesive layer is made up of the raw material of claim 1.
Noresidue the most according to claim 6 gluing advertisement consumptive material, it is characterised in that: described printing layer is by basement membrane and is arranged on epilamellar printed coating and forms；Or plastic foil or other the printing material that printing layer is surface printing functionalization.
Noresidue the most according to claim 7 gluing advertisement consumptive material, it is characterised in that: described basement membrane is the one in PP film, BOPP film, PET film, BOPET film, or the composite membrane of two or more formation.
Noresidue the most according to claim 8 gluing advertisement consumptive material, it is characterised in that: also include the mould release membrance being arranged under adhesive layer.
10. the preparation method of the noresidue gluing advertisement consumptive material described in claim 6-9, it is characterised in that: include step:
1) by other composition mix homogeneously in addition to cross-linking agent, accelerator, catalyst, add cross-linking agent, accelerator, mix homogeneously, add catalyst, mixing；
2) material after mixing is coated on below printing layer, forms adhesive layer；
3) mould release membrance, rolling are provided below at adhesive layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610365018.0A CN105969299B (en) | 2016-05-26 | 2016-05-26 | The preparation method of noresidue gluing advertisement consumptive material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610365018.0A CN105969299B (en) | 2016-05-26 | 2016-05-26 | The preparation method of noresidue gluing advertisement consumptive material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105969299A true CN105969299A (en) | 2016-09-28 |
| CN105969299B CN105969299B (en) | 2019-07-23 |
Family
ID=56956110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610365018.0A Active CN105969299B (en) | 2016-05-26 | 2016-05-26 | The preparation method of noresidue gluing advertisement consumptive material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105969299B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106497504A (en) * | 2016-11-21 | 2017-03-15 | 广西华纳新材料科技有限公司 | A kind of weatherability photovoltaic glue and preparation method thereof |
| CN107459939A (en) * | 2017-08-15 | 2017-12-12 | 广州新莱福磁电有限公司 | High-performance plastic cement magnetic material and preparation method thereof |
| CN115770718A (en) * | 2022-11-09 | 2023-03-10 | 东莞市匠心有机硅科技有限公司 | Coating method for combining colored Thermoplastic Polyurethane (TPU) and liquid silica gel |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104144781A (en) * | 2012-02-23 | 2014-11-12 | 台湾道康宁股份有限公司 | Pressure sensitive adhesive sheet and method of producing thereof |
-
2016
- 2016-05-26 CN CN201610365018.0A patent/CN105969299B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104144781A (en) * | 2012-02-23 | 2014-11-12 | 台湾道康宁股份有限公司 | Pressure sensitive adhesive sheet and method of producing thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106497504A (en) * | 2016-11-21 | 2017-03-15 | 广西华纳新材料科技有限公司 | A kind of weatherability photovoltaic glue and preparation method thereof |
| CN107459939A (en) * | 2017-08-15 | 2017-12-12 | 广州新莱福磁电有限公司 | High-performance plastic cement magnetic material and preparation method thereof |
| US11192347B2 (en) * | 2017-08-15 | 2021-12-07 | Guangzhou Newlife New Material Co., Ltd | High performance plastic magnetic materials and preparation method thereof |
| US11707923B2 (en) | 2017-08-15 | 2023-07-25 | Guangzhou Newlife New Material Co., Ltd | High performance plastic magnetic materials and preparation method thereof |
| CN115770718A (en) * | 2022-11-09 | 2023-03-10 | 东莞市匠心有机硅科技有限公司 | Coating method for combining colored Thermoplastic Polyurethane (TPU) and liquid silica gel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105969299B (en) | 2019-07-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105419630B (en) | It is a kind of for release film of OCA optical cements and preparation method thereof | |
| CN102649895B (en) | Ultraviolet light-heat dual-curing gloss oil, and preparation method and application thereof | |
| CN101616995B (en) | Solventless cured release coating-forming organopolysiloxane composition and sheet-form substrate having cured release coating | |
| CN101896344B (en) | Process for production of transfer sheets excellent in the resistance to burr generation and transfer sheets | |
| CN102827503B (en) | Release coating with low coefficient of friction | |
| CN101326251B (en) | Silicone release compositions with controlled peeling force and silicone release coating films coated with the same | |
| CN1931926B (en) | Silicone release compositions and silicone release plastic films coated therewith | |
| CN105969299A (en) | Preparation method of residue-free adhesive advertisement consumable | |
| KR20100051841A (en) | A system and method for making, applying and removing a top coating for removable graphics | |
| CN102765271B (en) | Ink hot pressing transfer carrier membrane and manufacture method of ink hot pressing transfer carrier membrane | |
| CN104479366B (en) | Self-adsorption and self-exhaust silica gel, self-adsorption and self-exhaust silica gel preparation method and tempered glass protection film applying self-adsorption and self-exhaust silica gel | |
| CN101848972B (en) | Solvent-based release coating-forming organopolysiloxane composition and release film or sheet | |
| CN104085139A (en) | Easily released film with smooth silicone oil surface and production process thereof | |
| CN102807828B (en) | Preparation method of foamless self-adhesive for KT board (foam board) | |
| CN101531868B (en) | Organic silicon releasing coating mixture used in coating method with high solid content resolvent | |
| EP1473150A1 (en) | Releasing material and release agent | |
| CN104130704B (en) | A kind of solvent-borne type paper interleaving agent of low stripping force and preparation method thereof | |
| CN104130705B (en) | Solvent-borne type paper interleaving agent of a kind of high remaining adhesion rate and preparation method thereof | |
| CN107459939A (en) | High-performance plastic cement magnetic material and preparation method thereof | |
| CN101965377B (en) | Release film | |
| CN111016488A (en) | Transfer printing film for surface of fitness equipment and preparation method thereof | |
| CN103525270B (en) | A kind of UV coating of hot transfer printing on metallic substance | |
| CN202782229U (en) | Printing ink hot-pressing transfer carrier membrane | |
| CN107118312A (en) | A kind of emulsion-type organosilicon paper silicon interleaving agent and preparation method thereof | |
| KR20100114669A (en) | The multiple-ability adhesive the board and film which it uses the manufacturing method which sells and that and film board petal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.4, Canghai 4th Road, Yonghe Economic Zone, Guangzhou Economic and Technological Development Zone, Guangzhou, Guangdong 511356 Patentee after: Guangzhou xinlaifu New Material Co.,Ltd. Address before: No.4, Canghai 4th Road, Yonghe Economic Zone, Guangzhou Economic and Technological Development Zone, Guangzhou, Guangdong 511356 Patentee before: Guangzhou Newlife Magnet Electricity Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |