CN104371221A - Biodegradable medical packaging material and preparation method thereof - Google Patents
Biodegradable medical packaging material and preparation method thereof Download PDFInfo
- Publication number
- CN104371221A CN104371221A CN201410623914.3A CN201410623914A CN104371221A CN 104371221 A CN104371221 A CN 104371221A CN 201410623914 A CN201410623914 A CN 201410623914A CN 104371221 A CN104371221 A CN 104371221A
- Authority
- CN
- China
- Prior art keywords
- wrapping material
- degradable medical
- parts
- medical wrapping
- controls
- 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
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- 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
- B29C2948/92704—Temperature
-
- 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
- C08K2201/018—Additives for biodegradable polymeric composition
-
- 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
- C08L2203/02—Applications for biomedical use
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four 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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a biodegradable medical packaging material and a preparation method thereof. The material comprises the following components: PE, PVC, an antioxidant, an auxiliary antioxidant, ethanediamine, a polyester fiber, gelatin, lecithin, polypropylene, polylactic acid, sodium starch, glycerin, emulsified silicone oil, succinic acid and chitosan. The preparation method comprises the following steps: adding PE, PVC, ethanediamine, the polyester fiber, gelatin, lecithin, polypropylene, sodium starch and chitosan to a reaction kettle; stirring and reacting under a vacuum condition at certain temperature to obtain a mixture 1; adding the residual components to the mixture; stirring and mixing evenly; and extruding and molding in a twin-screw extruder, so as to obtain the biodegradable medical packaging material. The biodegradable medical packaging material disclosed by the invention has good mechanical properties and biodegradable properties, and can be widely applied to the field of packaging.
Description
Technical field
The invention belongs to medical material preparing technical field, be specifically related to a kind of degradable medical wrapping material and preparation method thereof.
Background technology
At present, Chinese Plastics annual production is 3,000,000 tons, and consumption is more than 6,000,000 tons.Whole world plastics annual production is 100,000,000 tons, if the plastics by annual 15% are discarded gauge and are calculated, whole world year, the plastics amount of discarding was exactly 1,500 ten thousand tons, the discarded amount of year plastics of China is more than 1,000,000 tons, the ratio of waste plastic in rubbish accounts for 40%, waste plastics a large amount of is like this buried under the ground as rubbish, brings larger pressure to undoubtedly tilling the land of natively lacking.Plastics are while bringing convenience to the life of people, and also bring the future trouble being difficult to tidy up to environment, people call the disaster that plastics bring to environment " white pollution ".Plastics bag brings conveniently to people's life really, but this conveniently for the moment but brings permanent harm.
In general, the harm of nondegradable popular plastics plastics to the earth includes: 1. plastic bag recovery is worth lower, easily in use except being scattered in avenue, tourist district, plastic construction stablize, not easily degraded by natural microbial bacterium, be not separated for a long time in physical environment.This just means that waste plastic garbage is not if reclaimed, and will become pollutent in the environment and forever exists and constantly accumulate, and can cause high risks to environment.2. affect agricultural development.Waste plastic product is mixed in soil constantly to be accumulated, and can affect farm crop and absorb nutrient and moisture.3. be discarded in the waste plastic product in land or water body, be used as food by animal and swallow, cause animal dead.It is therefore lethal that Qing-hai Lake has 20 family herdsman to have nearly thousand sheep, financial loss about more than 30 ten thousand yuan.Such thing at the zoo, pastoral area, rural area, of common occurrence in ocean.4. plastic waste not only can take a large amount of soil with garbage loading embeading, and occupied soil can not get recovering for a long time, affects the sustainable use in soil.If the waste plastic product entered in domestic refuse is by its landfill, the time of 200 years does not degrade.The singularity of the article that medical package material is packed due to it, therefore the requirement that its wrapping material can reach certain is more needed, as the degradability of material, although carried out certain research both at home and abroad at present in degradation material, but degradation property is still poor, if and use the strong component of degradability to carry out modification to prepare degradation material, the physicals of material does not often reach requirement.
Summary of the invention
The object of the invention is to provide a kind of degradable medical wrapping material and preparation method thereof to overcome above the deficiencies in the prior art, improving physicals and the degradability of material.
The present invention is achieved through the following technical solutions:
A kind of degradable medical wrapping material, comprise in components by weight percent: PE 20-30 part, PVC 30-40 part, oxidation inhibitor 0.5-1.2 part, auxiliary antioxidant 0.3-0.8 part, quadrol 1-5 part, trevira 3-8 part, gelatin 5-10 part, Yelkin TTS 5-10 part, polypropylene 2-8 part, poly(lactic acid) 3-8 part, Starch Sodium 3-7 part, glycerol 2-6 part, silicone emulsion 0.5-2 part, succsinic acid 3-7 part, chitosan 5-10 part.
Described degradable medical wrapping material, can preferably comprise in components by weight percent: PE 25-28 part, PVC 33-37 part, oxidation inhibitor 0.8-1.1 part, auxiliary antioxidant 0.4-0.7 part, quadrol 3-5 part, trevira 5-7 part, gelatin 6-8 part, Yelkin TTS 7-9 part, polypropylene 5-7 part, poly(lactic acid) 4-6 part, Starch Sodium 5-7 part, glycerol 3-5 part, silicone emulsion 0.8-1.5 part, succsinic acid 4-7 part, chitosan 7-9 part.
Described degradable medical wrapping material, oxidation inhibitor can be antioxidant 1076.
Described degradable medical wrapping material, auxiliary antioxidant can be auxiliary antioxidant GW508.
The preparation method of the degradable medical wrapping material described in more than one any one, comprises the following steps:
Step one, PE, PVC, quadrol, trevira, gelatin, Yelkin TTS, polypropylene, Starch Sodium and chitosan are joined in reactor, be 80-90 DEG C in temperature, vacuum tightness is under the condition of 0.02-0.05MPa, stirring reaction 40-50 minute, stirring velocity is 90-120 rev/min, obtains mixture one;
Step 2, joins remaining ingredient in the mixture one that step one obtains, is uniformly mixed, obtains mixture two;
Step 3, mixture two extrusion moulding in twin screw extruder step 2 obtained, obtains degradable medical wrapping material.
The preparation method of described degradable medical wrapping material, the condition that is uniformly mixed in step 2 can be temperature 50-60 DEG C, stirring velocity 150-180 rev/min, time 30-40 minute.
The preparation method of described degradable medical wrapping material, in step 3, extruding pelletization condition can divide three sections of controls for twin screw extruder cylinder back segment temperature, control respectively at 180-190 DEG C, barrel front-end temperature divides three sections of controls, control respectively at 180-200 DEG C, head temperature divides two sections of controls, controls respectively at 190-210 DEG C.
Degradable medical wrapping material provided by the invention have good physicals and degradability, and wherein tensile strength reaches more than 152MPa, and elongation at break reaches more than 8%, and notched Izod impact strength reaches 19KJ/m
2, to be embedded in soil degradation rate after 30 days under room temperature and to reach more than 55%, degradation property is excellent, can be used as wrapping material and is widely used in packaging.
Embodiment
Embodiment 1
A kind of degradable medical wrapping material, comprise in components by weight percent: PE 20 parts, PVC 30 parts, antioxidant 1076 0.5 part, auxiliary antioxidant GW5080.3 part, quadrol 1 part, 3 parts, trevira, 5 parts, gelatin, 5 parts, Yelkin TTS, polypropylene 2 parts, poly(lactic acid) 3 parts, Starch Sodium 3 parts, glycerol 2 parts, silicone emulsion 0.5 part, succsinic acid 3 parts, chitosan 5 parts.
The preparation method of described degradable medical wrapping material, comprises the following steps:
Step one, joins in reactor by PE, PVC, quadrol, trevira, gelatin, Yelkin TTS, polypropylene, Starch Sodium and chitosan, is 80 DEG C in temperature, vacuum tightness is under the condition of 0.05MPa, stirring reaction 40 minutes, stirring velocity is 90 revs/min, obtains mixture one;
Step 2, joined by remaining ingredient in the mixture one that step one obtains, be uniformly mixed, condition is temperature 50 C, and stirring velocity 150 revs/min, obtains mixture two at 30 minutes time;
Step 3, mixture two extrusion moulding in twin screw extruder that step 2 is obtained, extrusion condition can divide three sections of controls for twin screw extruder cylinder back segment temperature, control at 180 DEG C, 182 DEG C and 185 DEG C respectively, barrel front-end temperature divides three sections of controls, controls at 180 DEG C, 183 DEG C and 187 DEG C respectively, and head temperature divides two sections of controls, control respectively, at 190 DEG C and 193 DEG C, to obtain degradable medical wrapping material.
Embodiment 2
A kind of degradable medical wrapping material, comprise in components by weight percent: PE 25 parts, PVC 33 parts, antioxidant 1076 0.8 part, auxiliary antioxidant GW508 0.4 part, quadrol 3 parts, 5 parts, trevira, 6 parts, gelatin, 7 parts, Yelkin TTS, polypropylene 5 parts, poly(lactic acid) 4 parts, Starch Sodium 5 parts, glycerol 3 parts, silicone emulsion 0.8 part, succsinic acid 4 parts, chitosan 7 parts.
The preparation method of described degradable medical wrapping material, comprises the following steps:
Step one, joins in reactor by PE, PVC, quadrol, trevira, gelatin, Yelkin TTS, polypropylene, Starch Sodium and chitosan, is 85 DEG C in temperature, vacuum tightness is under the condition of 0.03MPa, stirring reaction 42 minutes, stirring velocity is 95 revs/min, obtains mixture one;
Step 2, joined by remaining ingredient in the mixture one that step one obtains, be uniformly mixed, condition is temperature 52 DEG C, and stirring velocity 160 revs/min, obtains mixture two at 33 minutes time;
Step 3, mixture two extrusion moulding in twin screw extruder that step 2 is obtained, extrusion condition can divide three sections of controls for twin screw extruder cylinder back segment temperature, control at 183 DEG C, 185 DEG C and 186 DEG C respectively, barrel front-end temperature divides three sections of controls, controls at 182 DEG C, 185 DEG C and 190 DEG C respectively, and head temperature divides two sections of controls, control respectively, at 193 DEG C and 196 DEG C, to obtain degradable medical wrapping material.
Embodiment 3
A kind of degradable medical wrapping material, comprise in components by weight percent: PE 27 parts, PVC 35 parts, antioxidant 1076 1 part, auxiliary antioxidant GW508 0.6 part, quadrol 4 parts, 6 parts, trevira, 7 parts, gelatin, 8 parts, Yelkin TTS, polypropylene 6 parts, poly(lactic acid) 5 parts, Starch Sodium 6 parts, glycerol 4 parts, silicone emulsion 1.2 parts, succsinic acid 6 parts, chitosan 8 parts.
The preparation method of described degradable medical wrapping material, comprises the following steps:
Step one, joins in reactor by PE, PVC, quadrol, trevira, gelatin, Yelkin TTS, polypropylene, Starch Sodium and chitosan, is 86 DEG C in temperature, vacuum tightness is under the condition of 0.03MPa, stirring reaction 50 minutes, stirring velocity is 110 revs/min, obtains mixture one;
Step 2, joined by remaining ingredient in the mixture one that step one obtains, be uniformly mixed, condition is temperature 58 DEG C, and stirring velocity 170 revs/min, obtains mixture two at 36 minutes time;
Step 3, mixture two extrusion moulding in twin screw extruder that step 2 is obtained, extrusion condition can divide three sections of controls for twin screw extruder cylinder back segment temperature, control at 183 DEG C, 186 DEG C and 188 DEG C respectively, barrel front-end temperature divides three sections of controls, controls at 183 DEG C, 185 DEG C and 200 DEG C respectively, and head temperature divides two sections of controls, control respectively, at 198 DEG C and 204 DEG C, to obtain degradable medical wrapping material.
Embodiment 4
A kind of degradable medical wrapping material, comprise in components by weight percent: PE 28 parts, PVC 37 parts, antioxidant 1076 1.1 parts, auxiliary antioxidant GW5080.7 part, quadrol 5 parts, 7 parts, trevira, 8 parts, gelatin, 9 parts, Yelkin TTS, polypropylene 7 parts, poly(lactic acid) 6 parts, Starch Sodium 7 parts, glycerol 5 parts, silicone emulsion 1.5 parts, succsinic acid 7 parts, chitosan 9 parts.
The preparation method of described degradable medical wrapping material, comprises the following steps:
Step one, joins in reactor by PE, PVC, quadrol, trevira, gelatin, Yelkin TTS, polypropylene, Starch Sodium and chitosan, is 90 DEG C in temperature, vacuum tightness is under the condition of 0.02MPa, stirring reaction 50 minutes, stirring velocity is 116 revs/min, obtains mixture one;
Step 2, joined by remaining ingredient in the mixture one that step one obtains, be uniformly mixed, condition is temperature 58 DEG C, and stirring velocity 175 revs/min, obtains mixture two at 36 minutes time;
Step 3, mixture two extrusion moulding in twin screw extruder that step 2 is obtained, extrusion condition can divide three sections of controls for twin screw extruder cylinder back segment temperature, control at 183 DEG C, 186 DEG C and 190 DEG C respectively, barrel front-end temperature divides three sections of controls, controls at 185 DEG C, 192 DEG C and 198 DEG C respectively, and head temperature divides two sections of controls, control respectively, at 196 DEG C and 205 DEG C, to obtain degradable medical wrapping material.
Embodiment 5
A kind of degradable medical wrapping material, comprise in components by weight percent: PE 30 parts, PVC 40 parts, antioxidant 1076 1.2 parts, auxiliary antioxidant GW508 0.8 part, quadrol 5 parts, 8 parts, trevira, 10 parts, gelatin, 10 parts, Yelkin TTS, polypropylene 8 parts, poly(lactic acid) 8 parts, Starch Sodium 7 parts, glycerol 6 parts, silicone emulsion 2 parts, succsinic acid 7 parts, chitosan 10 parts.
The preparation method of described degradable medical wrapping material, comprises the following steps:
Step one, joins in reactor by PE, PVC, quadrol, trevira, gelatin, Yelkin TTS, polypropylene, Starch Sodium and chitosan, is 90 DEG C in temperature, vacuum tightness is under the condition of 0.04MPa, stirring reaction 50 minutes, stirring velocity is 120 revs/min, obtains mixture one;
Step 2, joined by remaining ingredient in the mixture one that step one obtains, be uniformly mixed, condition is temperature 60 C, and stirring velocity 180 revs/min, obtains mixture two at 40 minutes time;
Step 3, mixture two extrusion moulding in twin screw extruder that step 2 is obtained, extrusion condition can divide three sections of controls for twin screw extruder cylinder back segment temperature, control at 184 DEG C, 187 DEG C and 190 DEG C respectively, barrel front-end temperature divides three sections of controls, controls at 186 DEG C, 194 DEG C and 200 DEG C respectively, and head temperature divides two sections of controls, control respectively, at 204 DEG C and 210 DEG C, to obtain degradable medical wrapping material.
Carry out performance test to the degradable medical wrapping material that above embodiment prepares, concrete outcome is as following table:
As can be seen from above test-results, degradable medical wrapping material provided by the invention have good physicals and degradability, wherein tensile strength reaches more than 152MPa, and elongation at break reaches more than 8%, and notched Izod impact strength reaches 19KJ/m
2, to be embedded in soil degradation rate after 30 days under room temperature and to reach more than 55%, degradation property is excellent, can be used as wrapping material and is widely used in packaging.
Claims (7)
1. degradable medical wrapping material, is characterized in that, comprise in components by weight percent: PE 20-30 part, PVC 30-40 part, oxidation inhibitor 0.5-1.2 part, auxiliary antioxidant 0.3-0.8 part, quadrol 1-5 part, trevira 3-8 part, gelatin 5-10 part, Yelkin TTS 5-10 part, polypropylene 2-8 part, poly(lactic acid) 3-8 part, Starch Sodium 3-7 part, glycerol 2-6 part, silicone emulsion 0.5-2 part, succsinic acid 3-7 part, chitosan 5-10 part.
2. degradable medical wrapping material according to claim 1, is characterized in that, comprise in components by weight percent: PE 25-28 part, PVC 33-37 part, oxidation inhibitor 0.8-1.1 part, auxiliary antioxidant 0.4-0.7 part, quadrol 3-5 part, trevira 5-7 part, gelatin 6-8 part, Yelkin TTS 7-9 part, polypropylene 5-7 part, poly(lactic acid) 4-6 part, Starch Sodium 5-7 part, glycerol 3-5 part, silicone emulsion 0.8-1.5 part, succsinic acid 4-7 part, chitosan 7-9 part.
3. degradable medical wrapping material according to claim 1, is characterized in that, oxidation inhibitor is antioxidant 1076.
4. degradable medical wrapping material according to claim 1, is characterized in that, auxiliary antioxidant is auxiliary antioxidant GW508.
5. the preparation method of the degradable medical wrapping material described in any one of claim 1-4, is characterized in that, comprise the following steps:
Step one, PE, PVC, quadrol, trevira, gelatin, Yelkin TTS, polypropylene, Starch Sodium and chitosan are joined in reactor, be 80-90 DEG C in temperature, vacuum tightness is under the condition of 0.02-0.05MPa, stirring reaction 40-50 minute, stirring velocity is 90-120 rev/min, obtains mixture one;
Step 2, joins remaining ingredient in the mixture one that step one obtains, is uniformly mixed, obtains mixture two;
Step 3, mixture two extrusion moulding in twin screw extruder step 2 obtained, obtains degradable medical wrapping material.
6. the preparation method of degradable medical wrapping material according to claim 5, is characterized in that, the condition that is uniformly mixed in step 2 is temperature 50-60 DEG C, stirring velocity 150-180 rev/min, time 30-40 minute.
7. the preparation method of degradable medical wrapping material according to claim 5, it is characterized in that, in step 3, extruding pelletization condition is that twin-screw extrusion machine barrel back segment temperature divides three sections of controls, control respectively at 180-190 DEG C, barrel front-end temperature divides three sections of controls, control respectively at 180-200 DEG C, head temperature divides two sections of controls, controls respectively at 190-210 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410623914.3A CN104371221A (en) | 2014-11-07 | 2014-11-07 | Biodegradable medical packaging material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410623914.3A CN104371221A (en) | 2014-11-07 | 2014-11-07 | Biodegradable medical packaging material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104371221A true CN104371221A (en) | 2015-02-25 |
Family
ID=52550430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410623914.3A Pending CN104371221A (en) | 2014-11-07 | 2014-11-07 | Biodegradable medical packaging material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104371221A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104710793A (en) * | 2015-03-31 | 2015-06-17 | 苏州维泰生物技术有限公司 | Medical alloy material and preparation method thereof |
| CN104744734A (en) * | 2015-04-10 | 2015-07-01 | 合肥环照高分子材料厂 | High-strength biodegradable plastic and preparation method thereof |
| CN105131426A (en) * | 2015-09-23 | 2015-12-09 | 江苏蓝湾生物科技有限公司 | Preparation method of degradable medical film |
| CN105153543A (en) * | 2015-09-23 | 2015-12-16 | 江苏蓝湾生物科技有限公司 | Preparation method of degradable medical packaging material |
| CN105237683A (en) * | 2015-09-30 | 2016-01-13 | 苏州蔻美新材料有限公司 | Preparation method of disinfecting medical breathable membrane |
| CN105623047A (en) * | 2016-03-01 | 2016-06-01 | 苏州市贝克生物科技有限公司 | Composite material used for disposable dropper and preparation method thereof |
| CN105754150A (en) * | 2016-04-08 | 2016-07-13 | 苏州市鼎立包装有限公司 | Degradable medical packaging material and preparation method thereof |
| CN105949562A (en) * | 2016-04-29 | 2016-09-21 | 安徽巢湖南方膜业有限责任公司 | Bagged edible vinegar packaging bag and processing method thereof |
| CN106349511A (en) * | 2016-08-24 | 2017-01-25 | 安徽顺彤包装材料有限公司 | Degradable granular medicine packaging material and preparation method thereof |
| CN108295333A (en) * | 2018-01-30 | 2018-07-20 | 江西洪达医疗器械集团有限公司 | A kind of disposable transfusion device |
| CN110330712A (en) * | 2019-06-18 | 2019-10-15 | 珠海稻田医疗科技有限公司 | A kind of stabilization, biodegradable medical thin-film material |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090062413A1 (en) * | 2003-10-24 | 2009-03-05 | Crane Building Products Llc | Composition of fillers with plastics for producing superior building materials |
| CN101497731A (en) * | 2008-01-28 | 2009-08-05 | 西南科技大学 | Environment degrading thermoplastic glucomanan film and preparation thereof |
| CN102391557A (en) * | 2011-07-07 | 2012-03-28 | 宋旭 | High-filling controllable oxidative degradation packaging material and preparation method thereof |
| CN103642109A (en) * | 2013-11-18 | 2014-03-19 | 西南科技大学 | Photo-thermal cooperatively controllably degradable high-molecular composite mater batch and preparation method thereof |
-
2014
- 2014-11-07 CN CN201410623914.3A patent/CN104371221A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090062413A1 (en) * | 2003-10-24 | 2009-03-05 | Crane Building Products Llc | Composition of fillers with plastics for producing superior building materials |
| CN101497731A (en) * | 2008-01-28 | 2009-08-05 | 西南科技大学 | Environment degrading thermoplastic glucomanan film and preparation thereof |
| CN102391557A (en) * | 2011-07-07 | 2012-03-28 | 宋旭 | High-filling controllable oxidative degradation packaging material and preparation method thereof |
| CN103642109A (en) * | 2013-11-18 | 2014-03-19 | 西南科技大学 | Photo-thermal cooperatively controllably degradable high-molecular composite mater batch and preparation method thereof |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104710793A (en) * | 2015-03-31 | 2015-06-17 | 苏州维泰生物技术有限公司 | Medical alloy material and preparation method thereof |
| CN104744734A (en) * | 2015-04-10 | 2015-07-01 | 合肥环照高分子材料厂 | High-strength biodegradable plastic and preparation method thereof |
| CN105131426A (en) * | 2015-09-23 | 2015-12-09 | 江苏蓝湾生物科技有限公司 | Preparation method of degradable medical film |
| CN105153543A (en) * | 2015-09-23 | 2015-12-16 | 江苏蓝湾生物科技有限公司 | Preparation method of degradable medical packaging material |
| CN105237683A (en) * | 2015-09-30 | 2016-01-13 | 苏州蔻美新材料有限公司 | Preparation method of disinfecting medical breathable membrane |
| CN105623047A (en) * | 2016-03-01 | 2016-06-01 | 苏州市贝克生物科技有限公司 | Composite material used for disposable dropper and preparation method thereof |
| CN105754150A (en) * | 2016-04-08 | 2016-07-13 | 苏州市鼎立包装有限公司 | Degradable medical packaging material and preparation method thereof |
| CN105949562A (en) * | 2016-04-29 | 2016-09-21 | 安徽巢湖南方膜业有限责任公司 | Bagged edible vinegar packaging bag and processing method thereof |
| CN106349511A (en) * | 2016-08-24 | 2017-01-25 | 安徽顺彤包装材料有限公司 | Degradable granular medicine packaging material and preparation method thereof |
| CN108295333A (en) * | 2018-01-30 | 2018-07-20 | 江西洪达医疗器械集团有限公司 | A kind of disposable transfusion device |
| CN110330712A (en) * | 2019-06-18 | 2019-10-15 | 珠海稻田医疗科技有限公司 | A kind of stabilization, biodegradable medical thin-film material |
| CN110330712B (en) * | 2019-06-18 | 2021-11-23 | 珠海稻田医疗科技有限公司 | Stable and biodegradable medical film material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104371221A (en) | Biodegradable medical packaging material and preparation method thereof | |
| CN103265730B (en) | Degradable film containing starch and preparation method of degradable film | |
| CN101781467B (en) | Biomass-synthetic plastic product and method for preparing same | |
| CN110016216A (en) | It is a kind of can degradable polyglycolic acid compound package material and preparation method thereof | |
| CN104559087A (en) | Controllable bio-based full-degradable mulching film | |
| CN104004230A (en) | Degradable mulching film and preparation method thereof | |
| CN106366484A (en) | Medical degradable package bag and preparation method of same | |
| CN104098792A (en) | Corn starch degradable plastic film and preparation method thereof | |
| CN106566261A (en) | Crop waste degradable mulching film and preparing method thereof | |
| CN103897364B (en) | A kind of environmentally-friendly plastic | |
| CN109181090A (en) | Dedicated Degradable environment protection mulch of milpa and preparation method thereof | |
| CN101812196B (en) | Degradable plastic masterbatch | |
| CN102134380B (en) | Completely biodegradable composite material and preparation method thereof | |
| CN101544785A (en) | Starch based nanocomposite degradable material and preparation method thereof | |
| CN110016161A (en) | A kind of Wholly-degradable material and preparation method for shopping bag, mulch and awning film | |
| CN108003579A (en) | A kind of environment-friendly degradable polybag and its manufacture craft | |
| CN103044718B (en) | A kind of starch-based degradable plastics and preparation method thereof | |
| CN105111578A (en) | Preparation method of medical packing material | |
| CN107022177A (en) | A kind of polylactic acid/starch/powder of straw Biobased degradable composite material and preparation method thereof | |
| CN101921421A (en) | Ecological-degradation plastic mulch | |
| CN105754150A (en) | Degradable medical packaging material and preparation method thereof | |
| CN104277391A (en) | Degradable solid mulching film by virtue of blending modification of humic acid (HA)/polyvinyl alcohol (PVA) | |
| CN109135140A (en) | A kind of environment-friendly degradable woven bag and its production technology | |
| CN103044717B (en) | A kind of preparation method of biodegradable plastic composite modified starch | |
| CN106589471A (en) | Liquid agricultural plastic mulching film |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into 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: 20150225 |