CN109553843A - A kind of disposable negative pressure drainage bag PE elastomer and preparation method thereof - Google Patents
A kind of disposable negative pressure drainage bag PE elastomer and preparation method thereof Download PDFInfo
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- CN109553843A CN109553843A CN201811225061.2A CN201811225061A CN109553843A CN 109553843 A CN109553843 A CN 109553843A CN 201811225061 A CN201811225061 A CN 201811225061A CN 109553843 A CN109553843 A CN 109553843A
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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
- C08L23/08—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
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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
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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
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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
- C08L2205/24—Crystallisation aids
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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
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
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- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
A kind of disposable negative pressure drainage bag PE elastomer, it includes following component: 100-200 parts by weight POE, 50-100 parts by weight PP, 0.1-3 parts by weight nucleating agent, 0.8-4 parts by weight lubricant, 0.2-3 parts by weight antioxidant which, which often includes 100 parts by weight as the PE elastomer of basic resin,；The beneficial effects of the present invention are: the PE elastomer has lower melt mass flow rate, higher melt strength, it is capable of the processing technology of optimization of C/C composites, improves the uniformity of the wall thickness of product, Improving The Quality of Products class, and effectively reduce cost.
Description
Technical field
The present invention relates to medical medical fields, and in particular to a kind of disposable negative pressure drainage bag PE elastomer and its
Preparation method.
Background technique
The materials such as PE, PP are mostly used to carry out bag body, bottle body extrusion on the market at present, the material hardness of use, intensity are general
It is larger, there is certain supporting role, hardness is lesser, and it is transparent to be easy to appear became uneven, PE up and down in bottle body, bag body blow molding
Property not high problem, the trade mark that can reach the requirement on the market is few and price is higher.
Summary of the invention
The one kind proposed the purpose of the present invention is to solve the above problem have lower melt mass flow rate, compared with
High fondant-strength and there is elastomeric PE elastomeric material and preparation method thereof.
The present invention solves the technical measures that its technical problem is taken:
A kind of disposable negative pressure drainage bag PE elastomer, the material often include PE of 100 parts by weight as basic resin
Elastomer includes following component: 100-200 parts by weight POE, 50-100 parts by weight PP, 0.1-3 parts by weight nucleating agent, 0.8-4 weight
Measure part lubricant, 0.2-3 parts by weight antioxidant.
A kind of above-mentioned disposable negative pressure drainage bag PE elastomer, the PE resin select the LLDPE of eutectic rouge
Or one or more of LDPE resin resin compound.
A kind of above-mentioned disposable negative pressure drainage bag PE elastomer, the POE are using metallocene as catalyst
The thermoplastic elastomer (TPE) being distributed with narrow molecular weight distribution and uniform short-chain branch.
A kind of above-mentioned disposable negative pressure drainage bag PE elastomer, the PP are random copolymerization, in transparent PP
It is one or more.
A kind of above-mentioned disposable negative pressure drainage bag PE elastomer, the nucleating agent are beta nucleater, glucitols
One or both of nucleating agent.
A kind of above-mentioned disposable negative pressure drainage bag PE elastomer, the lubricant are silicone (30%), erucic acid acyl
One or both of amine.
A kind of above-mentioned disposable negative pressure drainage bag PE elastomer, the antioxidant are 1010,1076,425 etc.
It is one such or several.
A kind of disposable negative pressure drainage bag preparation method of PE elastomer, includes the following steps:
Step 1: PE, POE, PP, nucleating agent, lubricant, antioxidant are uniformly mixed through high mixer in proportion, obtain being blended mixed
Close object；
Step 2: got in step 1 blended mixts are granulated through double-screw extruding pelletizing machine, cooled down, dried, are packed
Up to PE elastomer.
A kind of above-mentioned disposable negative pressure drainage bag PE method for producing elastomers, the double-screw extruding pelletizing machine
Seven temperature-controlled areas are divided into from feed inlet to discharge port, Zhong-1 block is conveying section, and 2nd area, 3rd area, 4th area, 5th area are pressure
Contracting section, 6th area are metering section, are finally head.
A kind of above-mentioned disposable negative pressure drainage bag PE method for producing elastomers, the area temperature 150-160
DEG C, two 160-165 DEG C of area's temperature, three 170-175 DEG C of area's temperature, four 180-190 DEG C of area's temperature, five 190-200 DEG C of area's temperature, six
200-210 DEG C of area's temperature, 210-220 DEG C of head temperature.
The beneficial effects of the present invention are: the PE elastomer has lower melt mass flow rate, higher melt strong
Degree, is capable of the processing technology of optimization of C/C composites, improves the uniformity of the wall thickness of product, Improving The Quality of Products class, and be effectively reduced
Cost.
Detailed description of the invention
Fig. 1 is present invention process general flow chart.
Specific embodiment
The present invention will be further described below in conjunction with the embodiments.
Embodiment 1:
A kind of disposable negative pressure drainage bag PE elastomer provided by the invention, the material often include 100 parts by weight conducts
The PE elastomer of base resin include following component: 100-200 parts by weight POE, 50-100 parts by weight PP, 0.1-3 parts by weight at
Core agent, 0.8-4 parts by weight lubricant, 0.2-3 parts by weight antioxidant；The LLDPE or LDPE that the PE resin selects eutectic to refer to
One or more of resin resin compound, the POE are to have narrow molecular weight using metallocene as catalyst
Distribution and uniform short-chain branch distribution thermoplastic elastomer (TPE), the PP be one of random copolymerization, transparent PP or a variety of,
The nucleating agent is one or both of beta nucleater, Sorbitol Nucleator, and the lubricant is silicone (30%), mustard
One or both of sour amide, the antioxidant are 1010,1076,425 etc. one such or several.
A kind of disposable negative pressure drainage bag preparation method of PE elastomer, includes the following steps:
Step 1: PE, POE, PP, nucleating agent, lubricant, antioxidant are uniformly mixed through high mixer in proportion, obtain being blended mixed
Close object；
Step 2: got in step 1 blended mixts are granulated through double-screw extruding pelletizing machine, cooled down, dried, are packed
Up to PE elastomer.
Wherein double-screw extruding pelletizing machine is divided into seven temperature-controlled areas from feed inlet to discharge port, and Zhong-1 block is defeated
Expect section, 2nd area, 3rd area, 4th area, 5th area are compression section, and it is finally head that 6th area, which are metering section, the area temperature 150-160
DEG C, two 160-165 DEG C of area's temperature, three 170-175 DEG C of area's temperature, four 180-190 DEG C of area's temperature, five 190-200 DEG C of area's temperature, six
200-210 DEG C of area's temperature, 210-220 DEG C of head temperature.
Embodiment 2:
A kind of disposable negative pressure drainage bag PE elastomer provided by the invention, the material often include 100 parts by weight conducts
The PE elastomer of base resin includes following component: 150 parts by weight POE, 75 parts by weight PP, 1.5 parts by weight nucleating agents, 2 weight
Part lubricant, 1.5 parts by weight antioxidant；It is to be with metallocene that the PE resin, which selects the LLDPE of eutectic rouge, the POE,
The thermoplastic elastomer (TPE) of catalyst being distributed with narrow molecular weight distribution and uniform short-chain branch, the PP is random
Copolymerization, transparent PP, the nucleating agent are beta nucleater, and the lubricant is silicone (30%), and the antioxidant is 1010.
A kind of disposable negative pressure drainage bag preparation method of PE elastomer, includes the following steps:
Step 1: PE, POE, PP, nucleating agent, lubricant, antioxidant are uniformly mixed through high mixer in proportion, obtain being blended mixed
Close object；
Step 2: got in step 1 blended mixts are granulated through double-screw extruding pelletizing machine, cooled down, dried, are packed
Up to PE elastomer.
Wherein double-screw extruding pelletizing machine is divided into seven temperature-controlled areas from feed inlet to discharge port, and Zhong-1 block is defeated
Expect section, 2nd area, 3rd area, 4th area, 5th area are compression section, and it is finally head that 6th area, which are metering section, the area temperature 150-160
DEG C, two 160-165 DEG C of area's temperature, three 170-175 DEG C of area's temperature, four 180-190 DEG C of area's temperature, five 190-200 DEG C of area's temperature, six
200-210 DEG C of area's temperature, 210-220 DEG C of head temperature.
Embodiment 3:
A kind of disposable negative pressure drainage bag PE elastomer provided by the invention, the material often include 100 parts by weight conducts
The PE elastomer of base resin includes following component: 100 parts by weight POE, 50 parts by weight PP, 0.1 parts by weight nucleating agent, 4 weight
Part lubricant, 3 parts by weight antioxidant；The PE resin selects the LDPE resin of eutectic rouge, and the POE is to be with metallocene
The thermoplastic elastomer (TPE) of catalyst being distributed with narrow molecular weight distribution and uniform short-chain branch, the PP is random
Copolymerization, transparent PP, the nucleating agent are sorbierite, and the lubricant is erucyl amide, and the antioxidant is 1076.
The preparation method of the present embodiment is same as Example 2.
Embodiment 4:
A kind of disposable negative pressure drainage bag PE elastomer provided by the invention, the material often include 100 parts by weight conducts
The PE elastomer of base resin includes following component: 200 parts by weight POE:100 parts by weight PP, 3 parts by weight nucleating agents, 0.8 weight
Part lubricant, 0.2 parts by weight antioxidant；The PE resin selects the LLDPE resin of eutectic rouge, and the POE is with luxuriant gold
Belong to the thermoplastic elastomer (TPE) being distributed with narrow molecular weight distribution and uniform short-chain branch for catalyst, the PP is
Random copolymerization, transparent PP, the nucleating agent are beta nucleater, and the lubricant is erucyl amide, and the antioxidant is
425。
The preparation method of the present embodiment is same as Example 2.
Embodiment 5:
A kind of disposable negative pressure drainage bag PE elastomer provided by the invention, the material often include 100 parts by weight conducts
The PE elastomer of base resin includes following component: 120 parts by weight POE, 60 parts by weight PP, 1 parts by weight nucleating agent, 1.5 weight
Part lubricant, 1 parts by weight antioxidant；The PE resin selects LDPE resin, and the POE is using metallocene as catalyst
The thermoplastic elastomer (TPE) being distributed with narrow molecular weight distribution and uniform short-chain branch.The PP is random copolymerization, thoroughly
Bright PP, the nucleating agent are beta nucleater, and the lubricant is silicone (30%), and the antioxidant is 1010.
The preparation method of the present embodiment is same as Example 2.
Embodiment 6:
A kind of disposable negative pressure drainage bag PE elastomer provided by the invention, the material often include 100 parts by weight conducts
The PE elastomer of base resin includes following component: 180 parts by weight POE, 80 parts by weight PP, 2 parts by weight nucleating agents, 3 parts by weight
Lubricant, 2.5 parts by weight antioxidant；The PE resin selects the LLDPE resin of eutectic rouge, and the POE is with metallocene
For the thermoplastic elastomer (TPE) of catalyst being distributed with narrow molecular weight distribution and uniform short-chain branch, the PP is nothing
Rule copolymerization, transparent PP, the nucleating agent are Sorbitol Nucleator, and the lubricant is erucyl amide, the antioxygen
Agent is 1076.
The preparation method of the present embodiment is same as Example 2.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those skilled in the art,
Without depart from that overall concept of the invention, several changes and improvements can also be made, these also should be considered as of the invention
Protection scope.
Claims (10)
1. a kind of disposable negative pressure drainage bag PE elastomer, it is characterised in that the material often includes 100 parts by weight conducts
The PE elastomer of base resin include following component: 100-200 parts by weight POE, 50-100 parts by weight PP, 0.1-3 parts by weight at
Core agent, 0.8-4 parts by weight lubricant, 0.2-3 parts by weight antioxidant.
2. a kind of disposable negative pressure drainage bag PE elastomer according to claim 1, it is characterised in that described
One or more of LLDPE or LDPE resin that PE resin selects eutectic to refer to resin compound.
3. a kind of disposable negative pressure drainage bag PE elastomer according to claim 1, it is characterised in that described
POE is the thermoplastic elastomer (TPE) being distributed with narrow molecular weight distribution and uniform short-chain branch that metallocene is catalyst
It is one or more.
4. a kind of disposable negative pressure drainage bag PE elastomer according to claim 1, it is characterised in that described
PP is one of random copolymerization, transparent PP or a variety of.
5. a kind of disposable negative pressure drainage bag PE elastomer according to claim 1, it is characterised in that described
Nucleating agent is one or both of beta nucleater, Sorbitol Nucleator.
6. a kind of disposable negative pressure drainage bag PE elastomer according to claim 1, it is characterised in that described
Lubricant is one or both of silicone (30%), erucyl amide.
7. a kind of disposable negative pressure drainage bag PE elastomer according to claim 1, it is characterised in that described
Antioxidant is 1010,1076,425 etc. one such or several.
8. a kind of preparation method of disposable negative pressure drainage bag PE elastomer, it is characterised in that include the following steps:
Step 1: PE, POE, PP, nucleating agent, lubricant, antioxidant are uniformly mixed through high mixer in proportion, obtain being blended mixed
Close object；
Step 2: got in step 1 blended mixts are granulated through double-screw extruding pelletizing machine, cooled down, dried, are packed
Up to PE elastomer.
9. a kind of disposable negative pressure drainage bag PE method for producing elastomers according to claim 8, feature
It is that the double-screw extruding pelletizing machine is divided into seven temperature-controlled areas from feed inlet to discharge port, Zhong-1 block is conveying
Section, 2nd area, 3rd area, 4th area, 5th area are compression section, and it is finally head that 6th area, which are metering section,.
10. a kind of disposable negative pressure drainage bag PE method for producing elastomers according to claim 8, feature
It is 150-160 DEG C of area temperature, two 160-165 DEG C of area's temperature, three 170-175 DEG C of area's temperature, four area temperature 180-190
DEG C, five 190-200 DEG C of area's temperature, six 200-210 DEG C of area's temperature, 210-220 DEG C of head temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811225061.2A CN109553843A (en) | 2018-10-20 | 2018-10-20 | A kind of disposable negative pressure drainage bag PE elastomer and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811225061.2A CN109553843A (en) | 2018-10-20 | 2018-10-20 | A kind of disposable negative pressure drainage bag PE elastomer and preparation method thereof |
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| CN109553843A true CN109553843A (en) | 2019-04-02 |
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| CN201811225061.2A Pending CN109553843A (en) | 2018-10-20 | 2018-10-20 | A kind of disposable negative pressure drainage bag PE elastomer and preparation method thereof |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104327347A (en) * | 2014-09-26 | 2015-02-04 | 苏州能之光新材料有限公司 | High-molecular bonding resin used for non-PVC medical transfusion bag and preparation method thereof |
| CN105705427A (en) * | 2014-04-09 | 2016-06-22 | 株式会社可乐丽 | Liquid packaging container |
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2018
- 2018-10-20 CN CN201811225061.2A patent/CN109553843A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105705427A (en) * | 2014-04-09 | 2016-06-22 | 株式会社可乐丽 | Liquid packaging container |
| CN104327347A (en) * | 2014-09-26 | 2015-02-04 | 苏州能之光新材料有限公司 | High-molecular bonding resin used for non-PVC medical transfusion bag and preparation method thereof |
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Application publication date: 20190402 |