CN107254098A - Preservative film containing capsaicine and its application in food fresh keeping - Google Patents
Preservative film containing capsaicine and its application in food fresh keeping Download PDFInfo
- Publication number
- CN107254098A CN107254098A CN201710548958.8A CN201710548958A CN107254098A CN 107254098 A CN107254098 A CN 107254098A CN 201710548958 A CN201710548958 A CN 201710548958A CN 107254098 A CN107254098 A CN 107254098A
- Authority
- CN
- China
- Prior art keywords
- preservative film
- capsaicine
- parts
- fresh
- thermoplastic elastomer
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
- C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
- B65D65/38—Packaging materials of special type or form
- B65D65/46—Applications of disintegrable, dissolvable or edible materials
- B65D65/466—Bio- or photodegradable packaging materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/08—Copolymers of ethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2453/00—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers
- C08J2453/02—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers of vinyl aromatic monomers and conjugated dienes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/06—Biodegradable
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/16—Applications used for films
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/04—Thermoplastic elastomer
Abstract
The invention discloses a kind of preservative film containing capsaicine and its application in food fresh keeping, the preservative film containing capsaicine is counted by weight, is prepared from the following components：50 70 parts of polyvinyl resin, 5 10 parts of capsaicine, 0.5 3 parts of epoxidized soybean oil, 10 20 parts of thermoplastic elastomer (TPE), 13 parts of nanometer-level inorganic powder.More preferably, preservative film use time is also longer, better quality for preservative film fresh-keeping effect according to embodiments of the present invention.
Description
Technical field
The present invention relates to the application of capsaicine, and in particular to a kind of preservative film containing capsaicine and its in food fresh keeping
Application.
Background technology
Capsaicine is as one of important extract of capsicum, and it has been applied in each field.Such as：In field of medicaments,
Capsaicine has good analgesic activity, to chronic and refractory neuralgia and arthritis such as trigeminal neuralgia, diabetes nerve pains
Etc. there is positive effect.In military field, capsaicine has good lacrimation, has no toxic side effect, and is the master for manufacturing tear bombnoun
Want raw material.In field of food, capsaicine is used as flavor enhancement always, and further exploitation is need for other application.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of compatilizer containing capsaicine and its in the polymeric material
Application.Capsaicine is used as one of composition, it is possible to increase the fresh-keeping effect of preservative film.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
On the one hand, the present invention includes the preservative film containing capsaicine according to embodiment, counts by weight, by following components system
It is standby to form：
50-70 parts of polyvinyl resin, 5-10 parts of capsaicine, 0.5-3 parts of epoxidized soybean oil, 10-20 parts of thermoplastic elastomer (TPE), nanometer
1-3 parts of inorganic particle of level.It is preferred that, polyethylene is LLDPE（LLDPE）.
Further, the preservative film containing capsaicine is prepared from by the method comprised the following steps：
（1）Each component is weighed by weight；
（2）After capsaicine, epoxidized soybean oil, thermoplastic elastomer (TPE) and nanometer-level inorganic powder are well mixed, uviol lamp is placed in
Lower irradiation, obtains mixture A；
（3）Mixture A and remaining ingredient are mixed evenly, mixture B is obtained；
（4）Mixture B is sent into granulation is plastified in plastic granulator, obtained fresh-keeping film raw material, finally protected with fresh-keeping film raw material
The processing of fresh film.
Further, step（2）Middle ultra violet lamp temperature is 60-100 DEG C, and irradiation time is 30-90min.
Further, the epoxide number of the epoxidized soybean oil is 6.0%-8.0%.
Further, the thermoplastic elastomer (TPE) is styrene analog thermoplastic elastomer.
Further, the electrodeless powder of the nanoscale is nanometer grade silica powder, nanometer level titanium dioxide powder.
On the other hand, lost face present invention additionally comprises the preservative film containing capsaicine described in embodiment in food fresh keeping
Youngster applies.
The present invention capsaicine chemical name be：Trans- 8- methyl-N- [(methoxy-benzyl of 4- hydroxyls -3)-methyl] -6- nonyls
Eneamide（8-Methyl-N-vanillyl-trans-6-nonenamide）, molecular formula is C18H27NO3, molecular weight is
305.41。
For compared with the prior art, the beneficial effect that the present invention is reached：
Preservative film easy degraded according to embodiments of the present invention, the burden caused to environment is smaller, and its mechanical property is preferably, resistance to
With if torn because unexpected, preservative film can also effectively protect biting for food mosquito proof, and fresh-keeping effect is more preferable.
Embodiment
With reference to specific embodiment, the invention will be further described.Following examples are only used for clearly illustrating
Technical scheme, and can not be limited the scope of the invention with this.
Embodiment 1
（1）Count by weight, weigh following components：
55 parts of linear low density polyethylene resin, 5 parts of capsaicine, 0.6 part of epoxidized soybean oil, 10 parts of thermoplastic elastomer (TPE), nanometer
2 parts of grade titanium dioxide powder.
（2）After capsaicine, epoxidized soybean oil, thermoplastic elastomer (TPE) and nanometer-level inorganic powder are well mixed, purple is placed in
Irradiated under outer lamp, obtain mixture A, ultra violet lamp temperature is 80 DEG C, and irradiation time is 40min；
（3）Mixture A and remaining ingredient are mixed evenly, mixture B is obtained；
（4）Mixture B is sent into granulation is plastified in plastic granulator, obtained fresh-keeping film raw material, finally protected with fresh-keeping film raw material
The processing of fresh film.
Specifically, the epoxide number of above-mentioned epoxidized soybean oil is 6.3%.Further, above-mentioned thermoplastic elastomer (TPE) is styrene
Analog thermoplastic elastomer.
Embodiment 2
（1）Count by weight, weigh following components：
60 parts of LLDPE, 8 parts of capsaicine, 1.2 parts of epoxidized soybean oil, 15 parts of thermoplastic elastomer (TPE), nanometer level titanium dioxide powder 2
Part.
（2）After capsaicine, epoxidized soybean oil, thermoplastic elastomer (TPE) and nanometer-level inorganic powder are well mixed, purple is placed in
Irradiated under outer lamp, obtain mixture A, ultra violet lamp temperature is 90 DEG C, and irradiation time is 45min；
（3）Mixture A and remaining ingredient are mixed evenly, mixture B is obtained；
（4）Mixture B is sent into granulation is plastified in plastic granulator, obtained fresh-keeping film raw material, finally protected with fresh-keeping film raw material
The processing of fresh film.
Specifically, the epoxide number of above-mentioned epoxidized soybean oil is 6.2%.Further, above-mentioned thermoplastic elastomer (TPE) is styrene
Analog thermoplastic elastomer.
Embodiment 3
（1）Count by weight, weigh following components：
70 parts of polyvinyl resin, 10 parts of capsaicine, 3 parts of epoxidized soybean oil, 20 parts of thermoplastic elastomer (TPE), Nano titanium dioxide powder
3 parts of body.
（2）After capsaicine, epoxidized soybean oil, thermoplastic elastomer (TPE) and nanometer-level inorganic powder are well mixed, purple is placed in
Irradiated under outer lamp, obtain mixture A, ultra violet lamp temperature is 60 DEG C, and irradiation time is 70min；
（3）Mixture A and remaining ingredient are mixed evenly, mixture B is obtained；
（4）Mixture B is sent into granulation is plastified in plastic granulator, obtained fresh-keeping film raw material, finally protected with fresh-keeping film raw material
The processing of fresh film.
Specifically, the epoxide number of above-mentioned epoxidized soybean oil is 7.8%.Further, above-mentioned thermoplastic elastomer (TPE) is styrene
Analog thermoplastic elastomer.
Comparative example
（1）Count by weight, weigh following components：
55 parts of linear low density polyethylene resin, 0.6 part of epoxidized soybean oil, 10 parts of thermoplastic elastomer (TPE), Nano titanium dioxide
2 parts of powder.
（2）After epoxidized soybean oil, thermoplastic elastomer (TPE) and nanometer-level inorganic powder are well mixed, it is placed under uviol lamp and shines
Penetrate, obtain mixture A, ultra violet lamp temperature is 80 DEG C, and irradiation time is 40min；
（3）Mixture A and remaining ingredient are mixed evenly, mixture B is obtained；
（4）Mixture B is sent into granulation is plastified in plastic granulator, obtained fresh-keeping film raw material, finally protected with fresh-keeping film raw material
The processing of fresh film.
Specifically, the epoxide number of above-mentioned epoxidized soybean oil is 6.3%.Further, above-mentioned thermoplastic elastomer (TPE) is styrene
Analog thermoplastic elastomer.
Measure of merit, preservative film and commercially available preservative film obtained by embodiment 1 to the gained preservative film of embodiment 3, comparative example are entered
Row contrast.
Fresh keeping time under the same terms：Embodiment 2>The ≈ embodiments 3 of embodiment 1>Comparative example>Commercially available preservative film；
Under the same terms, preservative film tears rear fresh-keeping effect：The ≈ embodiments 3 of 2 ≈ embodiments of embodiment 1>Comparative example ≈ is commercially available
Preservative film；Wherein comparative example preservative film and the food that preserves of commercially available preservative film have bite by mosquitos, rot very fast, embodiment 1
Food to the preservation of the gained preservative film of embodiment 3 is without bite by mosquitos；
Under the same terms, preservative film use time：The ≈ embodiments 3 of 1 ≈ embodiments of embodiment 2>Comparative example>It is commercially available fresh-keeping
Film.
As can be seen here, more preferably, preservative film use time is also longer, matter for preservative film fresh-keeping effect according to embodiments of the present invention
Amount is more preferable.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, some improvement and deformation can also be made, these improve and deformed
Also it should be regarded as protection scope of the present invention.
Claims (7)
1. a kind of preservative film containing capsaicine, it is characterised in that count, be prepared from the following components by weight：Poly- second
50-70 parts of olefine resin, 5-10 parts of capsaicine, 0.5-3 parts of epoxidized soybean oil, 10-20 parts of thermoplastic elastomer (TPE), nano grade inorganic powder
1-3 parts of body.
2. the preservative film according to claim 1 containing capsaicine, it is characterised in that the method system by comprising the following steps
It is standby to form：
（1）Each component is weighed by weight；
（2）After capsaicine, epoxidized soybean oil, thermoplastic elastomer (TPE) and nanometer-level inorganic powder are well mixed, uviol lamp is placed in
Lower irradiation, obtains mixture A；
（3）Mixture A and remaining ingredient are mixed evenly, mixture B is obtained；
（4）Mixture B is sent into granulation is plastified in plastic granulator, obtained fresh-keeping film raw material, finally protected with fresh-keeping film raw material
The processing of fresh film.
3. the preservative film according to claim 2 containing capsaicine, it is characterised in that step（2）Middle ultra violet lamp temperature
Spend for 60-100 DEG C, irradiation time is 30-90min.
4. the preservative film according to claim 1 containing capsaicine, it is characterised in that the epoxide number of the epoxidized soybean oil
For 6.0%-8.0%.
5. the preservative film according to claim 1 containing capsaicine, it is characterised in that the thermoplastic elastomer (TPE) is benzene second
Ethylenic thermoplastic elastomer.
6. the preservative film according to claim 1 containing capsaicine, it is characterised in that the electrodeless powder of nanoscale is to receive
Meter level silicon-dioxide powdery, nanometer level titanium dioxide powder.
7. application of the preservative film containing capsaicine described in claim any one of 1-6 in food fresh keeping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710548958.8A CN107254098A (en) | 2017-07-07 | 2017-07-07 | Preservative film containing capsaicine and its application in food fresh keeping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710548958.8A CN107254098A (en) | 2017-07-07 | 2017-07-07 | Preservative film containing capsaicine and its application in food fresh keeping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107254098A true CN107254098A (en) | 2017-10-17 |
Family
ID=60024757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710548958.8A Pending CN107254098A (en) | 2017-07-07 | 2017-07-07 | Preservative film containing capsaicine and its application in food fresh keeping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107254098A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107668191A (en) * | 2017-10-24 | 2018-02-09 | 苏州丰倍生物科技有限公司 | A kind of plant base fruit and vegetable fresh-keeping agent and preparation method thereof |
| CN113150716A (en) * | 2021-03-16 | 2021-07-23 | 浙江华邦特种纸业有限公司 | Water-based coating heat-sealing adhesive, coating process and application of water-based coating heat-sealing adhesive in medical dialyzing paper |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101503523A (en) * | 2008-12-05 | 2009-08-12 | 天津市食品加工工程中心 | Rodent-resistant air-conditioning preservative film for grain |
| CN102690489A (en) * | 2011-03-25 | 2012-09-26 | 刘永峰 | Paper-like air-permeable plastic film |
| CN102863685A (en) * | 2012-09-26 | 2013-01-09 | 北京印刷学院 | Fresh-keeping packaging material for tomatoes |
| CN103601950A (en) * | 2013-10-20 | 2014-02-26 | 安徽嘉木橡塑工业有限公司 | Antimicrobial plastic wrap |
| CN106188770A (en) * | 2016-08-02 | 2016-12-07 | 安徽美翔塑业有限公司 | A kind of high intensity antimicrobial preservative film |
-
2017
- 2017-07-07 CN CN201710548958.8A patent/CN107254098A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101503523A (en) * | 2008-12-05 | 2009-08-12 | 天津市食品加工工程中心 | Rodent-resistant air-conditioning preservative film for grain |
| CN102690489A (en) * | 2011-03-25 | 2012-09-26 | 刘永峰 | Paper-like air-permeable plastic film |
| CN102863685A (en) * | 2012-09-26 | 2013-01-09 | 北京印刷学院 | Fresh-keeping packaging material for tomatoes |
| CN103601950A (en) * | 2013-10-20 | 2014-02-26 | 安徽嘉木橡塑工业有限公司 | Antimicrobial plastic wrap |
| CN106188770A (en) * | 2016-08-02 | 2016-12-07 | 安徽美翔塑业有限公司 | A kind of high intensity antimicrobial preservative film |
Non-Patent Citations (1)
| Title |
|---|
| 赵冰 等: "《有机化学反应与有机材料研究》", 30 April 2015, 中国水利水电出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107668191A (en) * | 2017-10-24 | 2018-02-09 | 苏州丰倍生物科技有限公司 | A kind of plant base fruit and vegetable fresh-keeping agent and preparation method thereof |
| CN113150716A (en) * | 2021-03-16 | 2021-07-23 | 浙江华邦特种纸业有限公司 | Water-based coating heat-sealing adhesive, coating process and application of water-based coating heat-sealing adhesive in medical dialyzing paper |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101084491B1 (en) | Anti-microbial coated polymeric film | |
| KR20110136882A (en) | Oxygen scavenging films | |
| CN107254098A (en) | Preservative film containing capsaicine and its application in food fresh keeping | |
| JP2010018808A5 (en) | ||
| WO2002026908A1 (en) | Adhesives having barrier properties | |
| KR20200045601A (en) | Antimicrobial Film Having Nano ZnO Particle, Method of Making the Same and Food Packing Products | |
| CN103448336A (en) | Antibacterial packaging film and preparation method thereof | |
| ATE446337T1 (en) | BARRIER COATING MADE OF A NON-ELASTOMIC POLYMER AND A LAYER-FORM FILLER DISPERSED IN A LIQUID CARRIER AND COATED ARTICLES | |
| EP3437716A1 (en) | Oxygen absorber composition, oxygen-absorbing multilayer body, oxygen-absorbing packaging container, and method for storing article | |
| CN106380746B (en) | A kind of PVC stiff sheet suitable for medical packaging | |
| WO2010015256A3 (en) | Insecticidal polymer matrix comprising hdpe and ldpe | |
| CN110835458A (en) | Biodegradable material with antibacterial effect and high strength, and preparation and application thereof | |
| CN103358637B (en) | A kind of antibacterial self pharmaceutical pack film and preparation method thereof | |
| ES2146622T3 (en) | PACKAGING MATERIAL USING POLYETHYLENE TEREFTALATE AS THE MAIN COMPONENT, IS INTENDED FOR THE MANUFACTURE OF HOLLOW CONTAINERS THROUGH REACTIVE EXTRUSION OF A MIXTURE. | |
| CN109810482A (en) | A kind of prepared slices of Chinese crude drugs inner wrapping polylactic acid membrane material and preparation method thereof | |
| JP6327522B2 (en) | Oxygen-absorbing multilayer package and storage method | |
| EP3024888B1 (en) | Sealing compounds with barrier properties | |
| CN104710678A (en) | Antibacterial plastic shopping bag material | |
| CN107603000A (en) | A kind of Plastic film for food | |
| CN104497415B (en) | Infusion bag thermoplastic elastomer (TPE) and preparation method thereof | |
| CN106589561A (en) | Long-acting plastic fresh-keeping film master batch and preparation method of same | |
| CN105538855B (en) | High-performance polypropylene film and preparation method thereof | |
| CN108047632A (en) | A kind of 3D printing high molecular material | |
| Silvestre et al. | Polymer nanomaterials for food packaging: Current issues and future trends | |
| DE602004008952T2 (en) | MULTILAYER FOIL |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171017 |