CN111138802A - Transparent hydrophobic ABS plastic for medical instruments - Google Patents
Transparent hydrophobic ABS plastic for medical instruments Download PDFInfo
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- CN111138802A CN111138802A CN202010046014.2A CN202010046014A CN111138802A CN 111138802 A CN111138802 A CN 111138802A CN 202010046014 A CN202010046014 A CN 202010046014A CN 111138802 A CN111138802 A CN 111138802A
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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
- C08L55/00—Compositions of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08L23/00 - C08L53/00
- C08L55/02—ABS [Acrylonitrile-Butadiene-Styrene] polymers
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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
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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
- 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
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- Chemical & Material Sciences (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 relates to a transparent hydrophobic ABS plastic for medical instruments, belonging to the technical field of material preparation. The transparent hydrophobic ABS plastic for the medical apparatus is prepared by taking ABS resin, a solid dispersant, a lubricant I and a lubricant II as raw materials, and the transparent ABS resin is taken as a main raw material to improve the glossiness of the material; meanwhile, the penetration requirement of ultraviolet rays can be met. The medical apparatus and instruments prepared from the transparent hydrophobic ABS plastic disclosed by the invention and 10 common medical solvents are tested at normal temperature and high temperature, and the tested products have no adverse reaction, no precipitation and no crosslinking reaction. In a word, the medical instrument prepared from the transparent hydrophobic ABS plastic for the medical instrument has good hydrophobic property, the medical instrument can form a long-term self-lubricating surface to achieve a hydrophobic effect, the finally prepared medical instrument product is in a semitransparent state and can be penetrated by ultraviolet light, the stability of the medical instrument product system is excellently reflected in different test solvents, and the transparent hydrophobic ABS plastic for the medical instrument has a wide range, is safe and reliable, and is suitable for popularization and use.
Description
Technical Field
The invention relates to a transparent hydrophobic ABS plastic for medical instruments, belonging to the technical field of material preparation.
Background
In the technical field of medical treatment, to patient's blood inspection in-process, need use medical instrument, at the use such as blood coagulation needle, ten test cards of qi and blood, because the viscosity and the difference of liquid components of liquid such as test solution blood can cause blood to remain on blood coagulation needle, ten test cards of qi and blood to cause the inaccurate production that leads to testing inaccurate scheduling problem of liquid volume.
The current market common practice is to apply a hydrophobic coating to the medical devices prior to use to alleviate the problem of blood residue, which is inefficient, costly and non-uniform. These medical devices also have certain requirements for ultraviolet penetration due to the requirement for UV glue curing for test card assembly.
Disclosure of Invention
In order to overcome the defects in the background art, the technical scheme adopted by the invention for solving the technical problems is a transparent hydrophobic ABS plastic for medical instruments, which comprises the following raw materials in parts by weight:
90 parts of transparent ABS resin;
1-1.6 parts of a liquid dispersant;
2-5 parts of a solid dispersant;
5-7 parts of a first lubricant;
2-3 parts of a second lubricant;
drying 90 parts of transparent ABS resin in a dryer at 90-100 ℃ for 3-4 hours, sequentially adding the dried 90 parts of ABS resin, 1-1.6 parts of liquid dispersant, 2-5 parts of solid dispersant, 5-7 parts of lubricant I and 2-3 parts of lubricant II into a high-speed stirrer, mixing and stirring for 10-15 minutes in the high-speed stirrer, then sending the mixture into a double-screw extruder for full plasticizing and blending, extruding, cooling, granulating and drying to obtain the transparent hydrophobic ABS plastic for medical instruments.
The preferable transparent hydrophobic ABS plastic for the medical apparatus comprises the following raw materials in parts by weight:
90 parts of transparent ABS resin;
1.1 parts of a liquid dispersant;
2.1 parts of a solid dispersant;
6.5 parts of a lubricant I;
and 2.5 parts of a second lubricant.
The preferable transparent hydrophobic ABS plastic for the medical apparatus comprises the following raw materials in parts by weight:
90 parts of transparent ABS resin;
1.5 parts of a liquid dispersant;
4 parts of a solid dispersant;
7 parts of lubricant I;
and 3 parts of a second lubricant.
The transparent ABS resin is preferably transparent ABS resin PA758, transparent ABS resin 558 or transparent ABS resin 920; the liquid dispersant is Dow Corning organic silicone oil; the solid dispersant is a King Japanese queen solid dispersant; the lubricant I is Dow Corning silicone powder; and the second lubricant is macromolecular PE wax.
The preferable Dow Corning silicone oil is Dow Corning dimethyl silicone oil PMX-200 or Dow Corning 201 silicone oil; the King Japan flower dispersant is King Japan flower dispersant EB-FF or King Japan flower dispersant EBS; the Dow Corning silicone powder is Dow Corning silicone powder RM4-7081 or Dow Corning silicone powder RM 4-7015; the high molecular PE wax is polyethylene wax PE-S106.
Preferably, the double-screw extruder comprises 10 heating zones, and the heating temperature of each zone is 200-220 ℃ in a 1 zone, 200-220 ℃ in a 2 zone, 205-230 ℃ in a 3 zone, 205-230 ℃ in a 4 zone, 210-230 ℃ in a 5 zone, 210-230 ℃ in a 6 zone, 210-230 ℃ in a7 zone, 210-230 ℃ in an 8 zone, 210-230 ℃ in a 9 zone and 210-230 ℃ in a 10 zone; the head temperature of the double-screw extruder is 230-250 ℃, and the head pressure is 3.8 MPa; the current of the main machine of the double-screw extruder is 30 Hz, and the vacuum degree is-0.06 MPa.
The invention designs a transparent hydrophobic ABS plastic for medical instruments, which is prepared by taking ABS resin PA758, a solid dispersant, a lubricant I and a lubricant II as raw materials, wherein the transparent hydrophobic ABS plastic for medical instruments adopts the transparent ABS resin PA758 as a main raw material to improve the glossiness of the material; meanwhile, the penetration requirement of ultraviolet rays can be met. The medical apparatus and instruments prepared from the transparent hydrophobic ABS plastic disclosed by the invention and 10 common medical solvents are tested at normal temperature and high temperature, and the tested products have no adverse reaction, no precipitation and no crosslinking reaction. In a word, the medical instrument prepared from the transparent hydrophobic ABS plastic for the medical instrument has good hydrophobic property, the medical instrument can form a long-term self-lubricating surface to achieve a hydrophobic effect, the finally prepared medical instrument product is in a semitransparent state and can be penetrated by ultraviolet light, the stability of the medical instrument product system is excellently reflected in different test solvents, and the transparent hydrophobic ABS plastic for the medical instrument has a wide range, is safe and reliable, and is suitable for popularization and use.
Detailed Description
In a specific embodiment, the transparent hydrophobic ABS plastic for medical instruments comprises the following raw materials in parts by weight:
90 parts of transparent ABS resin;
1.1 parts of a liquid dispersant;
2.1 parts of a solid dispersant;
6.5 parts of a lubricant I;
2.5 portions of lubricant II
Drying 90 parts of transparent ABS resin in a dryer at 95 ℃ for hours, sequentially adding 90 parts of the dried ABS resin, 1.5 parts of liquid dispersant, 3 parts of solid dispersant, 6 parts of lubricant I and 2 parts of lubricant II into a high-speed stirrer, mixing and stirring for 12 minutes in the high-speed stirrer, then sending the mixture into a double-screw extruder for full plasticizing and blending, extruding, cooling, granulating and drying to obtain the transparent hydrophobic ABS plastic for medical instruments.
The transparent ABS resin is transparent ABS resin PA 758; the liquid dispersant is Dow Corning dimethyl silicone oil PMX-200; the solid dispersant is Japanese queen dispersant EBS; the lubricant I is Dow Corning silicone powder RM 4-7081; and the second lubricant is polyethylene wax PE-S106.
The double-screw extruder comprises 10 heating zones, wherein the heating temperature of each zone is 1 zone 200-220 ℃, 2 zone 200-220 ℃, 3 zone 205-230 ℃, 4 zone 205-230 ℃, 5 zone 210-230 ℃, 6 zone 210-230 ℃, 7 zone 210-230 ℃, 8 zone 210-230 ℃, 9 zone 210-230 ℃ and 10 zone 210-230 ℃; the head temperature of the double-screw extruder is 230-250 ℃, and the head pressure is 3.8 MPa; the current of the main machine of the double-screw extruder is 30 Hz, and the vacuum degree is-0.06 MPa.
The second specific embodiment is a transparent hydrophobic ABS plastic for medical instruments, which is characterized by comprising the following raw materials in parts by weight:
90 parts of transparent ABS resin;
1.5 parts of a liquid dispersant;
4 parts of a solid dispersant;
7 parts of lubricant I;
3 parts of a second lubricant;
drying 90 parts of transparent ABS resin in a dryer at 100 ℃ for 4 hours, sequentially adding the dried 90 parts of ABS resin, 1.6 parts of liquid dispersant, 5 parts of solid dispersant, 7 parts of lubricant I and 3 parts of lubricant II into a high-speed stirrer, mixing and stirring for 15 minutes in the high-speed stirrer, then sending the mixture into a double-screw extruder for full plasticizing and blending, extruding, cooling, granulating and drying to obtain the transparent hydrophobic ABS plastic for medical instruments.
The transparent ABS resin is preferably transparent ABS resin 558; the liquid dispersant is Dow Corning 201 silicone oil; the solid dispersant is Japanese queen dispersant EBS; the lubricant I is corning silicone powder RM 4-7015; and the second lubricant is high-molecular PE wax polyethylene wax PE-S106.
The double-screw extruder comprises 10 heating zones, wherein the heating temperature of each zone is 1 zone 200-220 ℃, 2 zone 200-220 ℃, 3 zone 205-230 ℃, 4 zone 205-230 ℃, 5 zone 210-230 ℃, 6 zone 210-230 ℃, 7 zone 210-230 ℃, 8 zone 210-230 ℃, 9 zone 210-230 ℃ and 10 zone 210-230 ℃; the head temperature of the double-screw extruder is 230-250 ℃, and the head pressure is 3.8 MPa; the current of the main machine of the double-screw extruder is 30 Hz, and the vacuum degree is-0.06 MPa.
The ABS plastic prepared according to the application is compared with common ABS plastic on the market in the following performance, and the comparison effect is shown in Table 1:
| rate of bubble generation | Static/dynamic friction | UV | Degree of gloss | Coloring ratio | Solvent resistance | |
| Common ABS plastic | 30% | Big (a) | In general | In general | High strength | In general |
| Hydrophobic coating | 0 | Big (a) | Difference (D) | Superior food | Weak (weak) | In general |
| The scheme is | 0 | The improvement is reduced by 60 percent | Superior food | Superior food | High strength | Superior food |
TABLE 1
The invention designs a transparent hydrophobic ABS plastic for medical instruments, which is prepared by adopting transparent ABS resin, a solid dispersant, a lubricant I and a lubricant II as raw materials, wherein the transparent hydrophobic ABS plastic for the medical instruments adopts the transparent ABS resin as a main raw material to improve the glossiness of the material; meanwhile, the penetration requirement of ultraviolet rays can be met. The medical apparatus and instruments prepared from the transparent hydrophobic ABS plastic disclosed by the invention and 10 common medical solvents are tested at normal temperature and high temperature, and the tested products have no adverse reaction, no precipitation and no crosslinking reaction. In a word, the medical instrument prepared from the transparent hydrophobic ABS plastic for the medical instrument has good hydrophobic property, the medical instrument can form a long-term self-lubricating surface to achieve a hydrophobic effect, the finally prepared medical instrument product is in a semitransparent state and can be penetrated by ultraviolet light, the stability of the medical instrument product system is excellently reflected in different test solvents, and the transparent hydrophobic ABS plastic for the medical instrument has a wide range, is safe and reliable, and is suitable for popularization and use.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (6)
1. The transparent hydrophobic ABS plastic for medical instruments is characterized by comprising the following raw materials in parts by weight:
90 parts of transparent ABS resin;
1-1.6 parts of a liquid dispersant;
2-5 parts of a solid dispersant;
5-7 parts of a first lubricant;
2-3 parts of a second lubricant;
drying 90 parts of transparent ABS resin in a dryer at 90-100 ℃ for 3-4 hours, sequentially adding the dried 90 parts of ABS resin, 1-1.6 parts of liquid dispersant, 2-5 parts of solid dispersant, 5-7 parts of lubricant I and 2-3 parts of lubricant II into a high-speed stirrer, mixing and stirring for 10-15 minutes in the high-speed stirrer, then sending the mixture into a double-screw extruder for full plasticizing and blending, extruding, cooling, granulating and drying to obtain the transparent hydrophobic ABS plastic for medical instruments.
2. The transparent hydrophobic ABS plastic for medical devices according to claim 1, wherein: the feed comprises the following raw materials in parts by weight:
90 parts of transparent ABS resin;
1.1 parts of a liquid dispersant;
2.1 parts of a solid dispersant;
6.5 parts of a lubricant I;
and 2.5 parts of a second lubricant.
3. The transparent hydrophobic ABS plastic for medical devices according to claim 1, wherein: the feed comprises the following raw materials in parts by weight:
90 parts of transparent ABS resin;
1.5 parts of a liquid dispersant;
4 parts of a solid dispersant;
7 parts of lubricant I;
and 3 parts of a second lubricant.
4. The transparent hydrophobic ABS plastic for medical devices according to claim 1, 2 or 3, wherein: the transparent ABS resin is transparent ABS resin PA758, transparent ABS resin 558 or transparent ABS resin 920; the liquid dispersant is Dow Corning organic silicone oil; the solid dispersant is a King Japanese queen solid dispersant; the lubricant I is Dow Corning silicone powder; and the second lubricant is macromolecular PE wax.
5. The transparent hydrophobic ABS plastic for medical devices according to claim 4, wherein: the Dow Corning silicone oil is Dow Corning dimethyl silicone oil PMX-200 or Dow Corning 201 silicone oil; the King Japan flower dispersant is King Japan flower dispersant EB-FF or King Japan flower dispersant EBS; the Dow Corning silicone powder is Dow Corning silicone powder RM4-7081 or Dow Corning silicone powder RM 4-7015; the high molecular PE wax is polyethylene wax PE-S106.
6. The transparent hydrophobic ABS plastic for medical devices according to claim 1, wherein: the double-screw extruder comprises 10 heating zones, wherein the heating temperature of each zone is 1 zone 200-220 ℃, 2 zone 200-220 ℃, 3 zone 205-230 ℃, 4 zone 205-230 ℃, 5 zone 210-230 ℃, 6 zone 210-230 ℃, 7 zone 210-230 ℃, 8 zone 210-230 ℃, 9 zone 210-230 ℃ and 10 zone 210-230 ℃; the head temperature of the double-screw extruder is 230-250 ℃, and the head pressure is 3.8 MPa; the current of the main machine of the double-screw extruder is 30 Hz, and the vacuum degree is-0.06 MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010046014.2A CN111138802A (en) | 2020-01-16 | 2020-01-16 | Transparent hydrophobic ABS plastic for medical instruments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010046014.2A CN111138802A (en) | 2020-01-16 | 2020-01-16 | Transparent hydrophobic ABS plastic for medical instruments |
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| Publication Number | Publication Date |
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| CN111138802A true CN111138802A (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010046014.2A Pending CN111138802A (en) | 2020-01-16 | 2020-01-16 | Transparent hydrophobic ABS plastic for medical instruments |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104371264A (en) * | 2014-11-28 | 2015-02-25 | 苏州银禧科技有限公司 | High-hardness transparent flame-retardant ABS (acrylonitrile butadiene styrene) composite and preparation method thereof |
| CN105419211A (en) * | 2014-09-05 | 2016-03-23 | 青岛颐世保塑料有限公司 | Special ABS antibacterial master batch |
| CN108641275A (en) * | 2018-05-23 | 2018-10-12 | 安徽江淮汽车集团股份有限公司 | A kind of ABS material and preparation method thereof |
-
2020
- 2020-01-16 CN CN202010046014.2A patent/CN111138802A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105419211A (en) * | 2014-09-05 | 2016-03-23 | 青岛颐世保塑料有限公司 | Special ABS antibacterial master batch |
| CN104371264A (en) * | 2014-11-28 | 2015-02-25 | 苏州银禧科技有限公司 | High-hardness transparent flame-retardant ABS (acrylonitrile butadiene styrene) composite and preparation method thereof |
| CN108641275A (en) * | 2018-05-23 | 2018-10-12 | 安徽江淮汽车集团股份有限公司 | A kind of ABS material and preparation method thereof |
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Application publication date: 20200512 |
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