CN109401241A - A kind of fresh-keeping plastic bag by lifting automatic necking - Google Patents
A kind of fresh-keeping plastic bag by lifting automatic necking Download PDFInfo
- Publication number
- CN109401241A CN109401241A CN201811207950.6A CN201811207950A CN109401241A CN 109401241 A CN109401241 A CN 109401241A CN 201811207950 A CN201811207950 A CN 201811207950A CN 109401241 A CN109401241 A CN 109401241A
- Authority
- CN
- China
- Prior art keywords
- parts
- fresh
- plastic bag
- urea
- lifting automatic
- 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.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/04—Polyesters derived from hydroxycarboxylic acids, e.g. lactones
-
- 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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2312/00—Crosslinking
Abstract
The fresh-keeping plastic bag that the invention discloses a kind of by lifting automatic necking, its raw material includes: 60-80 parts of polylactic acid, 12-25 parts of polyethylene, 4-12 parts of polycarbonate by weight, 0.5-1.5 parts of crosslinking agent, 1-3 parts of urea complex, 1-2 parts of hydroxy silicon oil, 0.3-1 parts of lubricant, 0.12-0.4 parts of silane coupling agent, 30-50 parts of packing strengthening agent, 1-2 parts of antioxidant, 1-2 parts of light stabilizer.Urea complex is prepared using following technique: mica powder, lignin fibre, urea being mixed, grinding is sent into tube furnace, calcines under nitrogen protection, be placed in hydrofluoric acid and impregnate, and filters, and washing dry, pulverize to obtain urea complex.Fresh-keeping plastic bag proposed by the present invention by lifting automatic necking, good airproof performance is of good preservation effect, and tensile strength and impact strength are excellent, and toughness is fabulous, while can biodegrade.
Description
Technical field
The present invention relates to polybag technical field more particularly to a kind of fresh-keeping plastic bags by lifting automatic necking.
Background technique
Currently, by lifting automatic necking fresh-keeping plastic bag be 50 years in can not natural degradation material, discard after shape
At white pollution.Even if recycling and reusing, cost recovery is too high, does not have operability.Even if government takes measures to limit
It uses, can not also solve white pollution problems at all.Although there is polylactic acid (PAL) complete biodegradable in succession in market in recent years
Material, but the problem of that there are flexibilities is poor, and mechanical property can not meet demand, thus treated coldly by market.
Summary of the invention
Technical problems based on background technology, the fresh-keeping plastics that the invention proposes a kind of by lifting automatic necking
Bag, good airproof performance is of good preservation effect, and tensile strength and impact strength are excellent, and toughness is fabulous, while can biodegrade.
A kind of fresh-keeping plastic bag by lifting automatic necking proposed by the present invention, raw material include: poly- cream by weight
It is 60-80 parts sour, 12-25 parts of polyethylene, 4-12 parts of polycarbonate, 0.5-1.5 parts of crosslinking agent, 1-3 parts of urea complex, hydroxyl silicon
It is 1-2 parts oily, 0.3-1 parts of lubricant, 0.12-0.4 parts of silane coupling agent, 30-50 parts of packing strengthening agent, 1-2 parts of antioxidant, light
1-2 parts of stabilizer.
Preferably, urea complex is prepared using following technique: mica powder, lignin fibre, urea are mixed, grinding,
It is sent into tube furnace, is calcined under nitrogen protection, be placed in hydrofluoric acid and impregnate, filter, washing dry, pulverize to obtain urea compound
Object.
Preferably, in the preparation process of urea complex, mica powder, lignin fibre, urea weight ratio be 12-18:
4-10:0.5-2.5.
Preferably, urea complex is prepared using following technique: mica powder, lignin fibre, urea are mixed, grinding,
It is sent into tube furnace, under nitrogen protection, 650-700 DEG C of calcining 10-18min, being placed in concentration is to impregnate in 4-4.8wt% hydrofluoric acid
4-8h is filtered, and washing, 80-90 DEG C dry, pulverize to obtain urea complex.
Preferably, crosslinking agent includes: tert-butyl hydroperoxide, diethanol amine, 2 isopropyl imidazole.
Preferably, tert-butyl hydroperoxide, diethanol amine, 2 isopropyl imidazole weight ratio be 0.2-0.8:0.1-0.2:
0.2-0.5。
Preferably, packing strengthening agent includes: diatomite, zeolite powder, bentonite, porous konilite.
Preferably, diatomite, zeolite powder, bentonite, porous konilite weight ratio be 0.2-1:20-30:4-12:2-8.
The present invention is soft, and flexibility is good, meets QB/T2461-1999, GB/T21661-2008, GB/T21660-
2008, the relevant criterion of HJ/T209-2005, have natural light, oxygen gas and water, bacterium environment in can in 6-9 months,
Under oxidation process and bio assimilated effect, it is converted into the organic fertilizer for being conducive to plant growth, ultimately generates carbon dioxide and water.
In urea complex of the invention, using mica powder, lignin fibre as kernel, urea is nitrogen source, is adulterated to kernel
Enter nitrogen-atoms, surface area effectively increases, and acts on by hydrofluoric acid, and possess more active sites, shell thin and thick is uniform；Urea is multiple
It closes object and polylactic acid, polyethylene, polycarbonate dispersion uniformly, and is dispersed in its surface, using tert-butyl hydroperoxide, diethyl
After hydramine, 2 isopropyl imidazole crosslinking, it is crosslinked closely knit, of good preservation effect, cooperation hydroxy silicon oil effect, tensile strength and shock resistance
Excellent strength, under the premise of guaranteeing that leakproofness of the invention meets condition, toughness is fabulous, and safety is high.
Specific embodiment
In the following, technical solution of the present invention is described in detail by specific embodiment.
Embodiment 1
A kind of fresh-keeping plastic bag by lifting automatic necking, raw material include: polylactic acid 60kg, polyethylene 25kg, are gathered
Carbonic ester 4kg, crosslinking agent 1.5kg, urea complex 1kg, hydroxy silicon oil 2kg, lubricant 0.3kg, silane coupling agent 0.4kg,
Packing strengthening agent 30kg, antioxidant 2kg, light stabilizer 1kg.
Crosslinking agent is 0.8:0.1:0.5 group by tert-butyl hydroperoxide, diethanol amine, 2 isopropyl imidazole by weight
At.Packing strengthening agent is made of by weight for 0.2:30:4:8 diatomite, zeolite powder, bentonite, porous konilite.
Urea complex is prepared using following technique: 12kg mica powder, 10kg lignin fibre, 0.5kg urea mixed,
Grinding is sent into tube furnace, and under nitrogen protection, 700 DEG C of calcining 10min, being placed in concentration is to impregnate 4h in 4.8wt% hydrofluoric acid,
Filtering, washing, 90 DEG C dry, pulverize to obtain urea complex.
Embodiment 2
A kind of fresh-keeping plastic bag by lifting automatic necking, raw material include: polylactic acid 80kg, polyethylene 12kg, are gathered
Carbonic ester 12kg, crosslinking agent 0.5kg, urea complex 3kg, hydroxy silicon oil 1kg, lubricant 1kg, silane coupling agent 0.12kg,
Packing strengthening agent 50kg, antioxidant 1kg, light stabilizer 2kg.
Crosslinking agent is 0.2:0.2:0.2 group by tert-butyl hydroperoxide, diethanol amine, 2 isopropyl imidazole by weight
At.Packing strengthening agent is made of by weight for 1:20:12:2 diatomite, zeolite powder, bentonite, porous konilite.
Urea complex is prepared using following technique: 18kg mica powder, 4kg lignin fibre, 2.5kg urea mixed,
Grinding is sent into tube furnace, and under nitrogen protection, 650 DEG C of calcining 18min, being placed in concentration is to impregnate 8h, mistake in 4wt% hydrofluoric acid
Filter, washing, 80 DEG C dry, pulverize to obtain urea complex.
Embodiment 3
A kind of fresh-keeping plastic bag by lifting automatic necking, raw material include: polylactic acid 65kg, polyethylene 22kg, are gathered
Carbonic ester 6kg, crosslinking agent 1.2kg, urea complex 1.5kg, hydroxy silicon oil 1.7kg, lubricant 0.4kg, silane coupling agent
0.3kg, packing strengthening agent 35kg, antioxidant 1.7kg, light stabilizer 1.2kg.
Crosslinking agent is 0.6:0.12:0.4 group by tert-butyl hydroperoxide, diethanol amine, 2 isopropyl imidazole by weight
At.Packing strengthening agent is made of by weight for 0.4:28:6:6 diatomite, zeolite powder, bentonite, porous konilite.
Urea complex is prepared using following technique: 14kg mica powder, 8kg lignin fibre, 1kg urea being mixed, ground
Mill is sent into tube furnace, and under nitrogen protection, 680 DEG C of calcining 12min, being placed in concentration is to impregnate 5h, mistake in 4.6wt% hydrofluoric acid
Filter, washing, 88 DEG C dry, pulverize to obtain urea complex.
Embodiment 4
A kind of fresh-keeping plastic bag by lifting automatic necking, raw material include: polylactic acid 75kg, polyethylene 16kg, are gathered
Carbonic ester 10kg, crosslinking agent 0.8kg, urea complex 2.5kg, hydroxy silicon oil 1.3kg, lubricant 0.8kg, silane coupling agent
0.2kg, packing strengthening agent 45kg, antioxidant 1.3kg, light stabilizer 1.8kg.
Crosslinking agent is 0.4:0.18:0.3 group by tert-butyl hydroperoxide, diethanol amine, 2 isopropyl imidazole by weight
At.Packing strengthening agent is made of by weight for 0.8:22:10:4 diatomite, zeolite powder, bentonite, porous konilite.
Urea complex is prepared using following technique: 16kg mica powder, 6kg lignin fibre, 2kg urea being mixed, ground
Mill is sent into tube furnace, and under nitrogen protection, 660 DEG C of calcining 16min, being placed in concentration is to impregnate 7h, mistake in 4.2wt% hydrofluoric acid
Filter, washing, 82 DEG C dry, pulverize to obtain urea complex.
Embodiment 5
A kind of fresh-keeping plastic bag by lifting automatic necking, raw material include: polylactic acid 70kg, polyethylene 19kg, are gathered
Carbonic ester 8kg, crosslinking agent 1kg, urea complex 2kg, hydroxy silicon oil 1.5kg, lubricant 0.6kg, silane coupling agent 0.25kg,
Packing strengthening agent 40kg, antioxidant 1.5kg, light stabilizer 1.5kg.
Crosslinking agent is 0.5:0.15:0.35 group by tert-butyl hydroperoxide, diethanol amine, 2 isopropyl imidazole by weight
At.Packing strengthening agent is made of by weight for 0.6:25:8:5 diatomite, zeolite powder, bentonite, porous konilite.
Urea complex is prepared using following technique: 15kg mica powder, 7kg lignin fibre, 1.5kg urea mixed,
Grinding is sent into tube furnace, and under nitrogen protection, 670 DEG C of calcining 14min, being placed in concentration is to impregnate 6h in 4.4wt% hydrofluoric acid,
Filtering, washing, 85 DEG C dry, pulverize to obtain urea complex.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of fresh-keeping plastic bag by lifting automatic necking, which is characterized in that its raw material includes: polylactic acid by weight
60-80 parts, 12-25 parts of polyethylene, 4-12 parts of polycarbonate, 0.5-1.5 parts of crosslinking agent, 1-3 parts of urea complex, hydroxy silicon oil
1-2 parts, 0.3-1 parts of lubricant, 0.12-0.4 parts of silane coupling agent, 30-50 parts of packing strengthening agent, 1-2 parts of antioxidant, light is steady
Determine 1-2 parts of agent.
2. passing through the fresh-keeping plastic bag of lifting automatic necking according to claim 1, which is characterized in that urea complex uses
Following technique preparation: mica powder, lignin fibre, urea are mixed, and grinding is sent into tube furnace, calcines, set under nitrogen protection
It impregnates, filters in hydrofluoric acid, washing dry, pulverize to obtain urea complex.
3. passing through the fresh-keeping plastic bag of lifting automatic necking according to claim 2, which is characterized in that mica powder, lignin
Fiber, urea weight ratio be 12-18:4-10:0.5-2.5.
4. passing through the fresh-keeping plastic bag of lifting automatic necking according to Claims 2 or 3, which is characterized in that urea complex
It being prepared using following technique: mica powder, lignin fibre, urea is mixed, grinding is sent into tube furnace, under nitrogen protection,
650-700 DEG C of calcining 10-18min, being placed in concentration is to impregnate 4-8h in 4-4.8wt% hydrofluoric acid, is filtered, washing, and 80-90 DEG C dry
Dry, crushing obtains urea complex.
5. passing through the fresh-keeping plastic bag of lifting automatic necking described in -4 any one according to claim 1, which is characterized in that crosslinking agent
It include: tert-butyl hydroperoxide, diethanol amine, 2 isopropyl imidazole.
6. passing through the fresh-keeping plastic bag of lifting automatic necking according to claim 5, which is characterized in that tert-butyl hydroperoxide
Hydrogen, diethanol amine, 2 isopropyl imidazole weight ratio be 0.2-0.8:0.1-0.2:0.2-0.5.
7. passing through the fresh-keeping plastic bag of lifting automatic necking described in -6 any one according to claim 1, which is characterized in that filling is mended
Strong agent includes: diatomite, zeolite powder, bentonite, porous konilite.
8. passing through the fresh-keeping plastic bag of lifting automatic necking described in -7 any one according to claim 1, which is characterized in that diatom
Soil, zeolite powder, bentonite, porous konilite weight ratio be 0.2-1:20-30:4-12:2-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811207950.6A CN109401241A (en) | 2018-10-17 | 2018-10-17 | A kind of fresh-keeping plastic bag by lifting automatic necking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811207950.6A CN109401241A (en) | 2018-10-17 | 2018-10-17 | A kind of fresh-keeping plastic bag by lifting automatic necking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109401241A true CN109401241A (en) | 2019-03-01 |
Family
ID=65468306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811207950.6A Withdrawn CN109401241A (en) | 2018-10-17 | 2018-10-17 | A kind of fresh-keeping plastic bag by lifting automatic necking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109401241A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090221755A1 (en) * | 2008-02-29 | 2009-09-03 | Sony Corporation | Resin composition |
| CN106398146A (en) * | 2016-08-29 | 2017-02-15 | 张永政 | Degradable external-packaging material for electrical equipment |
| CN107915970A (en) * | 2017-11-24 | 2018-04-17 | 安徽猛牛彩印包装有限公司 | A kind of environment-friendly type color printing printing plastic film and preparation method thereof |
| CN107955378A (en) * | 2017-12-08 | 2018-04-24 | 华蓥市阳和初级中学 | A kind of VR product packagings film and preparation method thereof |
-
2018
- 2018-10-17 CN CN201811207950.6A patent/CN109401241A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090221755A1 (en) * | 2008-02-29 | 2009-09-03 | Sony Corporation | Resin composition |
| CN106398146A (en) * | 2016-08-29 | 2017-02-15 | 张永政 | Degradable external-packaging material for electrical equipment |
| CN107915970A (en) * | 2017-11-24 | 2018-04-17 | 安徽猛牛彩印包装有限公司 | A kind of environment-friendly type color printing printing plastic film and preparation method thereof |
| CN107955378A (en) * | 2017-12-08 | 2018-04-24 | 华蓥市阳和初级中学 | A kind of VR product packagings film and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101177671B (en) | Biocontrol bacteria strain preventing and curing plant disease | |
| CN107142119B (en) | A kind of reuse method of the waste and old branch of wicker plaiting article | |
| CN104610988B (en) | Biomass carbonization moulding material and preparation method thereof | |
| CN107502071B (en) | A kind of carbon black based waterborne coatings and preparation method thereof, application | |
| CN106350075A (en) | Soil improvement agent with sterilizing effect and preparation method of soil improvement agent | |
| CN105238330B (en) | Polyurethane sealant and preparation method thereof | |
| CN103497437B (en) | Light high-strength brominated butyl rubber airtight material and preparation method and application thereof | |
| CN102899739A (en) | Method for preparing black polyurethane elastic fiber via in situ polymerization | |
| CN107383580A (en) | Insole material | |
| CN104446931A (en) | Aquatic plant growth accelerator | |
| CN109805665A (en) | A kind of novel three proofings sponge matress | |
| CN109401241A (en) | A kind of fresh-keeping plastic bag by lifting automatic necking | |
| CN104521558A (en) | Pholiota nameko three-grade seed production method taking amorpha fruticosa braches as base raw materials | |
| CN102618002A (en) | Environmental protection plastic | |
| CN110904690A (en) | Preparation method of washable antibacterial down feather | |
| CN111849841B (en) | Composite microbial inoculum for increasing humic acid content in weathered coal and preparation method thereof | |
| CN110373901A (en) | A kind of high branch dyed yarn warp beam sizing technique | |
| CN110157439B (en) | Wind erosion resistant modified polyurethane sand-fixation soil remediation agent and preparation method thereof | |
| CN111961699A (en) | Method for producing low-impurity gentamicin by short-period fermentation of micromonospora purpurea | |
| CN107815317A (en) | A kind of microbe soil conditioner and preparation method thereof | |
| CN110820341B (en) | Environment-friendly impregnation liquid and preparation method thereof | |
| CN110622720B (en) | Inoculation method of alternaria alternate | |
| CN109369988A (en) | A kind of high-pressure oil-resistant is without asbestos packing sheet and preparation method thereof | |
| CN111560253A (en) | High-weather-resistance sand fixation material | |
| CN101664946A (en) | Reagent for strengthening surface of poplar wood and strengthening method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190301 |