CN104371171A - Medical high-temperature-resistant antistatic film and preparation method thereof - Google Patents
Medical high-temperature-resistant antistatic film and preparation method thereof Download PDFInfo
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- CN104371171A CN104371171A CN201410623798.5A CN201410623798A CN104371171A CN 104371171 A CN104371171 A CN 104371171A CN 201410623798 A CN201410623798 A CN 201410623798A CN 104371171 A CN104371171 A CN 104371171A
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- 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
- C08L23/06—Polyethene
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/04—Antistatic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The invention discloses a medical high-temperature-resistant antistatic film and a preparation method thereof. The high-temperature-resistant antistatic film comprises the following components in parts by weight: 30-40 parts of PE (polyethylene), 20-30 parts of PU (polyurethane), 20-30 parts of PC (polycarbonate), 5-10 parts of phenol formaldehyde resin, 5-10 parts of PC, 1-5 parts of p-chloro-o-nitroaniline, 3-8 parts of diethyl phosphite, 0.8-2 parts of antistatic agent, 0.5-2 parts of antioxidant, 0.5-1 part of ultraviolet absorbent, 3-9 parts of pentaerythritol, 2-6 parts of methyl acrylate and 1-3 parts of barium stearate. The preparation method comprises the following steps: adding all the components into a reaction kettle, stirring to react while heating in an ammonia gas environment to obtain a reaction product, carrying out extrusion granulation on the reaction product by a double screw extruder to obtain a master batch, and finally, carrying out extrusion and film blowing on the master batch by a plastic film blowing machine. The high-temperature-resistant antistatic film disclosed by the invention has favorable temperature resistance and antistatic property, and can be better applied to the field of medical treatment.
Description
Technical field
The invention belongs to medical film material preparing technical field, be specifically related to a kind of medical high-temperature resistant and antistatic film and preparation method thereof.
Background technology
Polyethylene (polyethylene is called for short PE) is that ethene is through being polymerized obtained a kind of thermoplastic resin.Industrially, the multipolymer of ethene and a small amount of alpha-olefin is also comprised.Polyethylene odorless, nontoxic, feel ceraceous, have excellent resistance to low temperature (minimum use temperature can reach-100 DEG C ~-70 DEG C), chemical stability is good, the erosion (the not resistance to acid with oxidizing property) of the most of soda acid of ability.Be insoluble to common solvent under normal temperature, water-absorbent is little, and electrical insulating property is excellent, is therefore widely used in all trades and professions at present.Polyethylene film is the most widely used macromolecular material in the world today.PE protective membrane for base material, is divided into high density polyethylene(HDPE) protective membrane, medium-density polyethylene and Low Density Polyethylene according to the difference of density with Special polyethylene (PE) plastics film.Polyethylene film is widely used in medicine now, chemical industry, food, electronics, the industries such as printing, but based on the Some features of polyethylene nature, polyethylene film also has the deficiency of some application aspect, as capable in poly heatproof not high, the general use temperature of the polyethylene film used in the market is no more than 100 DEG C, therefore in some special dimensions, polyethylene film will be restricted, simultaneously under long illumination condition, polyethylene film surface there will be the phenomenons such as variable color, make the aging quickening of film, thus have impact on work-ing life, these aspects all greatly limit the application of polyethylene film.Film can produce electrostatic in various degree in the process used simultaneously, make it in the process of application, bring inconvenience, especially medical field is applied in, more strict to the requirement of mould material, therefore need to develop a kind of can either withstand high temperatures again can the mould material of anlistatig excellent performance, the needs of medicine and hygiene fields can be met better.
Summary of the invention
The object of the invention is to provide a kind of medical high-temperature resistant and antistatic film and preparation method thereof to overcome above the deficiencies in the prior art, improving resistance to elevated temperatures and the antistatic property of film.
The present invention is achieved through the following technical solutions:
A kind of medical high-temperature resistant and antistatic film, comprises in components by weight percent: PE 30-40 part, PU 20-30 part, PC 20-30 part, resol 5-10 part, polycarbonate 5-10 part, p-chloro-o-nitroaniline 1-5 part, diethyl phosphite 3-8 part, static inhibitor 0.8-2 part, oxidation inhibitor 0.5-2 part, uv-absorbing agent 0.5-1 part, tetramethylolmethane 3-9 part, methyl acrylate 2-6 part, barium stearate 1-3 part.
Described medical high-temperature resistant and antistatic film, can preferably comprise in components by weight percent: PE 34-36 part, PU 25-28 part, PC 23-26 part, resol 6-9 part, polycarbonate 7-10 part, p-chloro-o-nitroaniline 2-4 part, diethyl phosphite 4-7 part, static inhibitor 1.2-1.6 part, oxidation inhibitor 0.8-1.3 part, uv-absorbing agent 0.6-0.8 part, tetramethylolmethane 5-8 part, methyl acrylate 3-5 part, barium stearate 2-3 part.
Above-described medical high-temperature resistant and antistatic film, static inhibitor can be polyether ester amides.
Above-described medical high-temperature resistant and antistatic film, oxidation inhibitor can be irgasfos 168 or antioxidant 1010.
Above-described medical high-temperature resistant and antistatic film, uv-absorbing agent can be single phenylformic acid resorcinol.
The preparation method of the medical high-temperature resistant and antistatic film described in more than one, comprises the following steps:
Step one, takes each component according to weight part;
Step 2, joins in reactor by each component, in ammonia environment, is heated to 70-80 DEG C, and stirring reaction 60-90 minute obtains reactant one;
Step 3, by reactant one extruding pelletization in twin screw extruder, obtains master batch;
Step 4, extrudes blown film by master batch in plastic film blowing machine, obtains medical high-temperature resistant and antistatic film.
The preparation method of described medical high-temperature resistant and antistatic film, in step 2, the stirring velocity of stirring reaction can be 150-180 rev/min.
The preparation method of described medical high-temperature resistant and antistatic film, in step 3, extruding pelletization condition can be extrusion temperature 220-240 DEG C, screw speed 40-50Hz.
The preparation method of described medical high-temperature resistant and antistatic film, extrude blown film condition in step 4 and can divide three sections of controls for inflation film manufacturing machine barrel back segment temperature, control respectively at 230-240 DEG C, barrel front-end temperature divides three sections of controls, control respectively at 230-250 DEG C, blow-up ratio is 1.6-2.2, screw speed 35-40 rev/min, pulling speed 22-28 m/min.
Medical high-temperature resistant and antistatic film provided by the invention has good performance, and wherein tensile strength reaches more than 24MPa, and elongation reaches more than 326%, and heat-drawn wire reaches more than 135 DEG C, and surface resistivity reaches 1.3 × 10
8below, therefore there is good thermostability and antistatic property.
Embodiment
Embodiment 1
A kind of medical high-temperature resistant and antistatic film, comprises in components by weight percent: PE 30 parts, PU 20 parts, PC 20 parts, 5 parts, resol, polycarbonate 5 parts, p-chloro-o-nitroaniline 1 part, diethyl phosphite 3 parts, polyether ester amides 0.8 part, irgasfos 168 0.5 part, single phenylformic acid resorcinol 0.5 part, tetramethylolmethane 3 parts, methyl acrylate 2 parts, barium stearate 1 part.
The preparation method of described medical high-temperature resistant and antistatic film, comprises the following steps:
Step one, takes each component according to weight part;
Step 2, joins in reactor by each component, is heated to 70 DEG C in ammonia environment, stirring reaction 60 minutes, and wherein stirring velocity is 150 revs/min, obtains reactant one;
Step 3, by reactant one extruding pelletization in twin screw extruder, condition is extrusion temperature 220 DEG C, and screw speed 40Hz, obtains master batch;
Step 4, master batch is extruded blown film in plastic film blowing machine, condition is that inflation film manufacturing machine barrel back segment temperature divides three sections of controls, control at 230 DEG C, 232 DEG C and 235 DEG C respectively, barrel front-end temperature divides three sections of controls, controls at 230 DEG C, 233 DEG C and 237 DEG C respectively, blow-up ratio is 1.6, screw speed 35 revs/min, pulling speed 22 ms/min, obtains medical high-temperature resistant and antistatic film.
Embodiment 2
A kind of medical high-temperature resistant and antistatic film, comprises in components by weight percent: PE 34 parts, PU 25 parts, PC 23 parts, 6 parts, resol, polycarbonate 7 parts, p-chloro-o-nitroaniline 2 parts, diethyl phosphite 4 parts, polyether ester amides 1.2 parts, antioxidant 1010 0.8 part, single phenylformic acid resorcinol 0.6 part, tetramethylolmethane 5 parts, methyl acrylate 3 parts, barium stearate 2 parts.
The preparation method of described medical high-temperature resistant and antistatic film, comprises the following steps:
Step one, takes each component according to weight part;
Step 2, joins in reactor by each component, is heated to 74 DEG C in ammonia environment, stirring reaction 65 minutes, and wherein stirring velocity is 160 revs/min, obtains reactant one;
Step 3, by reactant one extruding pelletization in twin screw extruder, condition is extrusion temperature 226 DEG C, and screw speed 46Hz, obtains master batch;
Step 4, master batch is extruded blown film in plastic film blowing machine, condition is that inflation film manufacturing machine barrel back segment temperature divides three sections of controls, control at 232 DEG C, 235 DEG C and 236 DEG C respectively, barrel front-end temperature divides three sections of controls, controls at 234 DEG C, 239 DEG C and 242 DEG C respectively, blow-up ratio is 1.7, screw speed 36 revs/min, pulling speed 24 ms/min, obtains medical high-temperature resistant and antistatic film.
Embodiment 3
A kind of medical high-temperature resistant and antistatic film, comprises in components by weight percent: PE 35 parts, PU 27 parts, PC 25 parts, 7 parts, resol, polycarbonate 8 parts, p-chloro-o-nitroaniline 3 parts, diethyl phosphite 6 parts, polyether ester amides 1.3 parts, irgasfos 168 1.2 parts, single phenylformic acid resorcinol 0.7 part, tetramethylolmethane 6 parts, methyl acrylate 4 parts, barium stearate 3 parts.
The preparation method of described medical high-temperature resistant and antistatic film, comprises the following steps:
Step one, takes each component according to weight part;
Step 2, joins in reactor by each component, is heated to 76 DEG C in ammonia environment, stirring reaction 78 minutes, and wherein stirring velocity is 170 revs/min, obtains reactant one;
Step 3, by reactant one extruding pelletization in twin screw extruder, condition is extrusion temperature 233 DEG C, and screw speed 46Hz, obtains master batch;
Step 4, master batch is extruded blown film in plastic film blowing machine, condition is that inflation film manufacturing machine barrel back segment temperature divides three sections of controls, control at 233 DEG C, 236 DEG C and 240 DEG C respectively, barrel front-end temperature divides three sections of controls, controls at 235 DEG C, 238 DEG C and 245 DEG C respectively, blow-up ratio is 1.8, screw speed 37 revs/min, pulling speed 26 ms/min, obtains medical high-temperature resistant and antistatic film.
Embodiment 4
A kind of medical high-temperature resistant and antistatic film, comprises in components by weight percent: PE 36 parts, PU 28 parts, PC 26 parts, 9 parts, resol, polycarbonate 10 parts, p-chloro-o-nitroaniline 4 parts, diethyl phosphite 7 parts, polyether ester amides 1.6 parts, irgasfos 168 1.3 parts, single phenylformic acid resorcinol 0.8 part, tetramethylolmethane 8 parts, methyl acrylate 5 parts, barium stearate 3 parts.
The preparation method of described medical high-temperature resistant and antistatic film, comprises the following steps:
Step one, takes each component according to weight part;
Step 2, joins in reactor by each component, is heated to 80 DEG C in ammonia environment, stirring reaction 80 minutes, and wherein stirring velocity is 170 revs/min, obtains reactant one;
Step 3, by reactant one extruding pelletization in twin screw extruder, condition is extrusion temperature 236 DEG C, and screw speed 48Hz, obtains master batch;
Step 4, master batch is extruded blown film in plastic film blowing machine, condition is that inflation film manufacturing machine barrel back segment temperature divides three sections of controls, control at 234 DEG C, 238 DEG C and 240 DEG C respectively, barrel front-end temperature divides three sections of controls, controls at 236 DEG C, 242 DEG C and 247 DEG C respectively, blow-up ratio is 2.1, screw speed 40 revs/min, pulling speed 27 ms/min, obtains medical high-temperature resistant and antistatic film.
Embodiment 5
A kind of medical high-temperature resistant and antistatic film, comprises in components by weight percent: PE 40 parts, PU 30 parts, PC 30 parts, 10 parts, resol, polycarbonate 10 parts, p-chloro-o-nitroaniline 5 parts, diethyl phosphite 8 parts, polyether ester amides 2 parts, antioxidant 1010 2 parts, single phenylformic acid resorcinol 1 part, tetramethylolmethane 9 parts, methyl acrylate 6 parts, barium stearate 3 parts.
The preparation method of described medical high-temperature resistant and antistatic film, comprises the following steps:
Step one, takes each component according to weight part;
Step 2, joins in reactor by each component, is heated to 80 DEG C in ammonia environment, stirring reaction 90 minutes, and wherein stirring velocity is 180 revs/min, obtains reactant one;
Step 3, by reactant one extruding pelletization in twin screw extruder, condition is extrusion temperature 240 DEG C, and screw speed 50Hz, obtains master batch;
Step 4, master batch is extruded blown film in plastic film blowing machine, condition is that inflation film manufacturing machine barrel back segment temperature divides three sections of controls, control at 236 DEG C, 238 DEG C and 240 DEG C respectively, barrel front-end temperature divides three sections of controls, controls at 238 DEG C, 246 DEG C and 250 DEG C respectively, blow-up ratio is 2.2, screw speed 40 revs/min, pulling speed 28 ms/min, obtains medical high-temperature resistant and antistatic film.
Carry out performance test to the medical high-temperature resistant and antistatic film that above embodiment prepares, result is as follows:
As can be seen from above test-results, medical high-temperature resistant and antistatic film provided by the invention has good performance, and wherein tensile strength reaches more than 24MPa, and elongation reaches more than 326%, heat-drawn wire reaches more than 135 DEG C, and surface resistivity reaches 1.3 × 10
8below, therefore there is good thermostability and antistatic property.
Claims (9)
1. a medical high-temperature resistant and antistatic film, is characterized in that, comprise in components by weight percent: PE 30-40 part, PU 20-30 part, PC 20-30 part, resol 5-10 part, polycarbonate 5-10 part, p-chloro-o-nitroaniline 1-5 part, diethyl phosphite 3-8 part, static inhibitor 0.8-2 part, oxidation inhibitor 0.5-2 part, uv-absorbing agent 0.5-1 part, tetramethylolmethane 3-9 part, methyl acrylate 2-6 part, barium stearate 1-3 part.
2. medical high-temperature resistant and antistatic film according to claim 1, is characterized in that, comprise in components by weight percent: PE 34-36 part, PU 25-28 part, PC 23-26 part, resol 6-9 part, polycarbonate 7-10 part, p-chloro-o-nitroaniline 2-4 part, diethyl phosphite 4-7 part, static inhibitor 1.2-1.6 part, oxidation inhibitor 0.8-1.3 part, uv-absorbing agent 0.6-0.8 part, tetramethylolmethane 5-8 part, methyl acrylate 3-5 part, barium stearate 2-3 part.
3. medical high-temperature resistant and antistatic film according to claim 1 and 2, is characterized in that, static inhibitor is polyether ester amides.
4. medical high-temperature resistant and antistatic film according to claim 1 and 2, is characterized in that, oxidation inhibitor is irgasfos 168 or antioxidant 1010.
5. medical high-temperature resistant and antistatic film according to claim 1 and 2, is characterized in that, uv-absorbing agent is single phenylformic acid resorcinol.
6. the preparation method of the medical high-temperature resistant and antistatic film described in claim 1 or 2, is characterized in that, comprise the following steps:
Step one, takes each component according to weight part;
Step 2, joins in reactor by each component, in ammonia environment, is heated to 70-80 DEG C, and stirring reaction 60-90 minute obtains reactant one;
Step 3, by reactant one extruding pelletization in twin screw extruder, obtains master batch;
Step 4, extrudes blown film by master batch in plastic film blowing machine, obtains medical high-temperature resistant and antistatic film.
7. the preparation method of medical high-temperature resistant and antistatic film according to claim 6, is characterized in that, in step 2, the stirring velocity of stirring reaction is 150-180 rev/min.
8. the preparation method of medical high-temperature resistant and antistatic film according to claim 6, is characterized in that, in step 3, extruding pelletization condition is extrusion temperature 220-240 DEG C, screw speed 40-50Hz.
9. the preparation method of medical high-temperature resistant and antistatic film according to claim 6, it is characterized in that, extruding blown film condition in step 4 is that inflation film manufacturing machine barrel back segment temperature divides three sections of controls, control respectively at 230-240 DEG C, barrel front-end temperature divides three sections of controls, controls respectively at 230-250 DEG C, and blow-up ratio is 1.6-2.2, screw speed 35-40 rev/min, pulling speed 22-28 m/min.
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| CN201410623798.5A CN104371171A (en) | 2014-11-07 | 2014-11-07 | Medical high-temperature-resistant antistatic film and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105111385A (en) * | 2015-08-27 | 2015-12-02 | 江苏蓝湾生物科技有限公司 | Preparation method of medical high-temperature-resistant film |
| CN105218926A (en) * | 2015-10-29 | 2016-01-06 | 无锡市嘉邦电力管道厂 | A kind of anti-electrostatic HDPE matrix material and preparation method thereof |
| CN105854089A (en) * | 2016-03-31 | 2016-08-17 | 青岛百瑞吉生物工程有限公司 | Method for preparing absorbable biomedical film |
| CN106221169A (en) * | 2016-07-29 | 2016-12-14 | 江苏蓝湾生物科技有限公司 | A kind of preparation method of high temperature resistant medical package material |
| JP2022189301A (en) * | 2021-06-11 | 2022-12-22 | 聚紡股▲ふん▼有限公司 | Functional cloth and method for manufacturing the same |
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| US20050064176A1 (en) * | 2001-12-03 | 2005-03-24 | Terry Richard N. | Microbe-resistant medical device, microbe-resistant polymeric coating and methods for producing same |
| CN101044021A (en) * | 2004-10-18 | 2007-09-26 | 株式会社大塚制药工厂 | Gas barrier film for medical use and medical bags made by using the same |
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| CN1289257A (en) * | 1998-01-30 | 2001-03-28 | 屈德加有限公司 | Thin plastic film |
| US6455161B1 (en) * | 1999-06-30 | 2002-09-24 | Dow Global Technologies Inc. | Essentially amorphous, non-chlorinated polymeric barrier films and method of using such films |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105111385A (en) * | 2015-08-27 | 2015-12-02 | 江苏蓝湾生物科技有限公司 | Preparation method of medical high-temperature-resistant film |
| CN105218926A (en) * | 2015-10-29 | 2016-01-06 | 无锡市嘉邦电力管道厂 | A kind of anti-electrostatic HDPE matrix material and preparation method thereof |
| CN105854089A (en) * | 2016-03-31 | 2016-08-17 | 青岛百瑞吉生物工程有限公司 | Method for preparing absorbable biomedical film |
| CN106221169A (en) * | 2016-07-29 | 2016-12-14 | 江苏蓝湾生物科技有限公司 | A kind of preparation method of high temperature resistant medical package material |
| JP2022189301A (en) * | 2021-06-11 | 2022-12-22 | 聚紡股▲ふん▼有限公司 | Functional cloth and method for manufacturing the same |
| JP7323947B2 (en) | 2021-06-11 | 2023-08-09 | 聚紡股▲ふん▼有限公司 | Functional cloth and its manufacturing method |
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Application publication date: 20150225 |
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