CN104109365A - Degradable foamed plastic - Google Patents
Degradable foamed plastic Download PDFInfo
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- CN104109365A CN104109365A CN201410390709.7A CN201410390709A CN104109365A CN 104109365 A CN104109365 A CN 104109365A CN 201410390709 A CN201410390709 A CN 201410390709A CN 104109365 A CN104109365 A CN 104109365A
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Abstract
The invention discloses degradable foamed plastic, comprising the following raw materials in parts by weight: 59-62 parts of poly hydroxybutyrate acid copolyester (PHBV), 42-47 parts of polycaprolactone (PCL), 3-3.6 parts of cottonseed meal of 500-600 meshes, 2.5-2.9 parts of a graphite fiber, 1.8-2.3 parts of a silane coupling agent KH792, 15-18 parts of a foaming agent H, 9-12 parts of urea, 7-10 parts of glycerinum, 3-6 parts of a styrene-butadiene thermoplastic elastomer SBS, 3.9-4.2 parts of a dipentaerythritol ester PCB, 5.1-5.4 parts of an epoxy soybean oil ester, 3-5 parts of nano calcium carbonate, 15-18 parts of calcite in powder, 7-11 parts of hard clay, 5-9 parts of asbestos powder, 0.7-1.1 parts of an antioxidant 2246, and 1.4-1.8 parts of an antioxidant D-50. The degradable foamed plastic has excellent anti-fatigue performance and good impact resistance, and also can be completely degraded to avoid pollution.
Description
Technical field
The present invention relates to foam material technical field, relate in particular to a kind of degradable foamed plastic.
Background technology
Expanded plastic, is obtained by plastic foamed moulding.Foaming is to make plastics produce the process of microvoid structure.Nearly all thermoset and thermoplastics can be made porous plastics, and conventional resin has polystyrene, urethane, polyvinyl chloride, polyethylene, urea formaldehyde, phenolic aldehyde etc.At present, expanded plastic, because of its good performance, is used in automobile, household electrical appliances boats and ships, air-conditioning and engineering goods in a large number.Therefore, the formula of further investigation expanded plastic, to further improving its degradability and heat-proof quality, contributes to the application widely of expanded plastic.
Summary of the invention
The technical problem that basic background technology exists, the present invention proposes a kind of degradable foamed plastic, there is excellent anti-fatigue performance and outstanding heat-resisting, weather-proof and antiseptic property, impact resistance is good, and can degradable Cheng Shui and carbonic acid gas under the effect of light/bacterium, avoid causing environmental pollution.
A kind of degradable foamed plastic that the present invention proposes, its raw material comprises by weight: hydroxybutyric acid valeric acid copolyesters PHBV 59-62 part, polycaprolactone (PCL) 42-47 part, 500-600 object cottonseed meal 3-3.6 part, graphite fibre 2.5-2.9 part, silane coupling agent KH7921.8-2.3 part, blowing agent H 15-18 part, urea 9-12 part, glycerine 7-10 part, styrene butadiene thermoplasticelastomer SBS 3-6 part, bis(pentaerythritolester) PCB 3.9-4.2 part, epoxy soybean oil monooctyl ester 5.1-5.4 part, nano-calcium carbonate 3-5 part, calcite in powder 15-18 part, hard (china) clay 7-11 part, asbestos powder 5-9 part, antioxidant 22460.7-1.1 part, antioxidant D-501.4-1.8 part,
In preparation process, add the stirring velocity with 50-54rpm in graphite fibre to stir 24-28min silane coupling agent KH792, after adding again 500-600 object cottonseed meal, stir 17-21min with the stirring velocity of 53-58rpm, then add styrene butadiene thermoplasticelastomer SBS, bis(pentaerythritolester) PCB, epoxy soybean oil monooctyl ester, nano-calcium carbonate, calcite in powder, hard (china) clay, asbestos powder, antioxidant 2246 and antioxidant D-50 stir 15-18min with the stirring velocity of 47-50rpm, then after adding hydroxybutyric acid valeric acid copolyesters PHBV and polycaprolactone (PCL), continue to stir 10-12min with the stirring velocity of 47-50rpm, add again blowing agent H, urea, after stirring 25-28min with the stirring velocity of 35-38rpm after glycerine, obtain mixture, add extrusion moulding in extruding machine to obtain degradable foamed plastic mixture, extrusion temperature is 150-154 DEG C, and extrusion molding pressure is 1-1.4kPa.
Preferably, the weight ratio of hydroxybutyric acid valeric acid copolyesters PHBV and polycaprolactone (PCL) is 60-61:44-46.
Preferably, its raw material comprises by weight: hydroxybutyric acid valeric acid copolyesters PHBV 60-61 part, polycaprolactone (PCL) 44-46 part, 500-600 object cottonseed meal 3.2-3.4 part, graphite fibre 2.6-2.8 part, silane coupling agent KH7921.9-2.1 part, blowing agent H 16-17 part, urea 10-11 part, glycerine 8-9 part, styrene butadiene thermoplasticelastomer SBS 4-5 part, bis(pentaerythritolester) PCB 4-4.1 part, epoxy soybean oil monooctyl ester 5.2-5.3 part, nano-calcium carbonate 3.6-4.5 part, calcite in powder 16-17 part, hard (china) clay 8-10 part, asbestos powder 6-8 part, antioxidant 22460.8-0.9 part, antioxidant D-501.5-1.7 part.
Preferably, in preparation process, add the stirring velocity with 52-53rpm in graphite fibre to stir 26-27min silane coupling agent KH792, after adding again 500-600 object cottonseed meal, stir 18-20min with the stirring velocity of 54-56rpm, then add styrene butadiene thermoplasticelastomer SBS, bis(pentaerythritolester) PCB, epoxy soybean oil monooctyl ester, nano-calcium carbonate, calcite in powder, hard (china) clay, asbestos powder, antioxidant 2246 and antioxidant D-50 stir 16-17min with the stirring velocity of 48-49rpm, then after adding hydroxybutyric acid valeric acid copolyesters PHBV and polycaprolactone (PCL), continue to stir 10.5-11.2min with the stirring velocity of 48-49rpm, add again blowing agent H, urea, after stirring 26-27min with the stirring velocity of 36-37rpm after glycerine, obtain mixture, add extrusion moulding in extruding machine to obtain degradable foamed plastic mixture, extrusion temperature is 151-153 DEG C, and extrusion molding pressure is 1.2-1.3kPa.
The present invention is taking hydroxybutyric acid valeric acid copolyesters PHBV and polycaprolactone (PCL) as major ingredient, make the present invention there is excellent anti-fatigue performance and the outstanding performance such as heat-resisting, weather-proof and anticorrosion, and major ingredient is degradable plastics, in soil and water surrounding, can resolve into CO completely
2and H
2o; Add bis(pentaerythritolester) PCB, epoxy soybean oil monooctyl ester to mix with major ingredient, in improving system mobility, material is better disperseed, realize the comprehensive raising of heat-resisting effect and mechanical property, and epoxy soybean oil monooctyl ester is also as stablizer, with antioxidant 2246, antioxidant D-50 combined action, significantly improves oxidation resistance of the present invention, not hardening in life-time service process, do not rupture, without shrinking perk phenomenon, not affecting viscosity, extend work-ing life of the present invention; Coordinate and add styrene butadiene thermoplasticelastomer SBS as toughner, toughening effect is significantly strengthened, increasing substantially the stable on heating while, have and there is good processing characteristics and impact resistance; And 500-600 object cottonseed meal and graphite fibre are used in conjunction with, significantly improve stretch-proof performance of the present invention, simultaneously with nano-calcium carbonate, calcite in powder, hard (china) clay, asbestos powder combined action, greatly improve wear resisting property of the present invention, and by the characteristic of silane coupling agent KH792, make inorganic raw material and form an entirety with major ingredient; Blowing agent H is as whipping agent, thermal degradation becomes nitrogen and pore, and gas forming amount is large, but decomposition temperature is high, when decomposition, can produce peculiar smell, using urea and glycerine as blowing promotor, reduce the decomposition temperature of blowing agent H, can also eliminate the peculiar smell that decomposition produces, blowing agent H, urea and glycerine form foaming system and mix also mating reaction with major ingredient, make the bubble in the present invention even, and reduced thermal conductivity, improved heat-proof quality.
Embodiment
Below, by specific embodiment, technical scheme of the present invention is elaborated.
Embodiment 1
A kind of degradable foamed plastic that the present invention proposes, its raw material comprises by weight: 59 parts of hydroxybutyric acid valeric acid copolyesters PHBV, 47 parts of polycaprolactone (PCL)s, 500 3.6 parts of object cottonseed meal, 2.5 parts of graphite fibres, silane coupling agent KH7922.3 part, 15 parts of blowing agent Hs, 12 parts, urea, 7 parts of glycerine, 6 parts of styrene butadiene thermoplasticelastomer SBS, 3.9 parts of bis(pentaerythritolester) PCB, 5.4 parts of epoxy soybean oil monooctyl esters, 3 parts of nano-calcium carbonates, 18 parts of calcite in powder, 7 parts of hard (china) claies, 9 parts of asbestos powders, 22460.7 parts of antioxidants, antioxidant D-501.8 part, in preparation process, add the stirring velocity with 52rpm in graphite fibre to stir 27min silane coupling agent KH792, after adding again 500 object cottonseed meal, stir 20min with the stirring velocity of 54rpm, then add styrene butadiene thermoplasticelastomer SBS, bis(pentaerythritolester) PCB, epoxy soybean oil monooctyl ester, nano-calcium carbonate, calcite in powder, hard (china) clay, asbestos powder, antioxidant 2246 and antioxidant D-50 stir 17min with the stirring velocity of 48rpm, then after adding hydroxybutyric acid valeric acid copolyesters PHBV and polycaprolactone (PCL), continue to stir 11.2min with the stirring velocity of 48rpm, add again blowing agent H, urea, after stirring 27min with the stirring velocity of 36rpm after glycerine, obtain mixture, add extrusion moulding in extruding machine to obtain degradable foamed plastic mixture, extrusion temperature is 151 DEG C, and extrusion molding pressure is 1.3kPa.
Embodiment 2
A kind of degradable foamed plastic that the present invention proposes, its raw material comprises by weight: 60 parts of hydroxybutyric acid valeric acid copolyesters PHBV, 46 parts of polycaprolactone (PCL)s, 550 3.2 parts of object cottonseed meal, 2.8 parts of graphite fibres, silane coupling agent KH7921.9 part, 17 parts of blowing agent Hs, 10 parts, urea, 9 parts of glycerine, 4 parts of styrene butadiene thermoplasticelastomer SBS, 4.1 parts of bis(pentaerythritolester) PCB, 5.2 parts of epoxy soybean oil monooctyl esters, 4.5 parts of nano-calcium carbonates, 16 parts of calcite in powder, 10 parts of hard (china) claies, 6 parts of asbestos powders, 22460.9 parts of antioxidants, antioxidant D-501.5 part, in preparation process, add the stirring velocity with 54rpm in graphite fibre to stir 24min silane coupling agent KH792, after adding again 550 object cottonseed meal, stir 17min with the stirring velocity of 58rpm, then add styrene butadiene thermoplasticelastomer SBS, bis(pentaerythritolester) PCB, epoxy soybean oil monooctyl ester, nano-calcium carbonate, calcite in powder, hard (china) clay, asbestos powder, antioxidant 2246 and antioxidant D-50 stir 15min with the stirring velocity of 50rpm, then after adding hydroxybutyric acid valeric acid copolyesters PHBV and polycaprolactone (PCL), continue to stir 10min with the stirring velocity of 50rpm, add again blowing agent H, urea, after stirring 25min with the stirring velocity of 38rpm after glycerine, obtain mixture, add extrusion moulding in extruding machine to obtain degradable foamed plastic mixture, extrusion temperature is 154 DEG C, and extrusion molding pressure is 1kPa.
Embodiment 3
A kind of degradable foamed plastic that the present invention proposes, its raw material comprises by weight: 61 parts of hydroxybutyric acid valeric acid copolyesters PHBV, 44 parts of polycaprolactone (PCL)s, 530 3.4 parts of object cottonseed meal, 2.6 parts of graphite fibres, silane coupling agent KH7922.1 part, 16 parts of blowing agent Hs, 11 parts, urea, 8 parts of glycerine, 5 parts of styrene butadiene thermoplasticelastomer SBS, 4 parts of bis(pentaerythritolester) PCB, 5.3 parts of epoxy soybean oil monooctyl esters, 3.6 parts of nano-calcium carbonates, 17 parts of calcite in powder, 8 parts of hard (china) claies, 8 parts of asbestos powders, 22460.8 parts of antioxidants, antioxidant D-501.7 part, in preparation process, add the stirring velocity with 53rpm in graphite fibre to stir 26min silane coupling agent KH792, after adding again 530 object cottonseed meal, stir 18min with the stirring velocity of 56rpm, then add styrene butadiene thermoplasticelastomer SBS, bis(pentaerythritolester) PCB, epoxy soybean oil monooctyl ester, nano-calcium carbonate, calcite in powder, hard (china) clay, asbestos powder, antioxidant 2246 and antioxidant D-50 stir 16min with the stirring velocity of 49rpm, then after adding hydroxybutyric acid valeric acid copolyesters PHBV and polycaprolactone (PCL), continue to stir 10.5min with the stirring velocity of 49rpm, add again blowing agent H, urea, after stirring 26min with the stirring velocity of 37rpm after glycerine, obtain mixture, add extrusion moulding in extruding machine to obtain degradable foamed plastic mixture, extrusion temperature is 153 DEG C, and extrusion molding pressure is 1.2kPa.
Embodiment 4
A kind of degradable foamed plastic that the present invention proposes, its raw material comprises by weight: 62 parts of hydroxybutyric acid valeric acid copolyesters PHBV, 42 parts of polycaprolactone (PCL)s, 600 3 parts of object cottonseed meal, 2.9 parts of graphite fibres, silane coupling agent KH7921.8 part, 18 parts of blowing agent Hs, 9 parts, urea, 10 parts of glycerine, 3 parts of styrene butadiene thermoplasticelastomer SBS, 4.2 parts of bis(pentaerythritolester) PCB, 5.1 parts of epoxy soybean oil monooctyl esters, 5 parts of nano-calcium carbonates, 15 parts of calcite in powder, 11 parts of hard (china) claies, 5 parts of asbestos powders, 22461.1 parts of antioxidants, antioxidant D-501.4 part, in preparation process, add the stirring velocity with 50rpm in graphite fibre to stir 28min silane coupling agent KH792, after adding again 600 object cottonseed meal, stir 21min with the stirring velocity of 53rpm, then add styrene butadiene thermoplasticelastomer SBS, bis(pentaerythritolester) PCB, epoxy soybean oil monooctyl ester, nano-calcium carbonate, calcite in powder, hard (china) clay, asbestos powder, antioxidant 2246 and antioxidant D-50 stir 18min with the stirring velocity of 47rpm, then after adding hydroxybutyric acid valeric acid copolyesters PHBV and polycaprolactone (PCL), continue to stir 12min with the stirring velocity of 47rpm, add again blowing agent H, urea, after stirring 28min with the stirring velocity of 35rpm after glycerine, obtain mixture, add extrusion moulding in extruding machine to obtain degradable foamed plastic mixture, extrusion temperature is 150 DEG C, and extrusion molding pressure is 1.4kPa.
The above; it is only preferably embodiment of the present invention; but protection scope of the present invention is not limited to this; any be familiar with those skilled in the art the present invention disclose technical scope in; be equal to replacement or changed according to technical scheme of the present invention and inventive concept thereof, within all should being encompassed in protection scope of the present invention.
Claims (4)
1. a degradable foamed plastic, it is characterized in that, its raw material comprises by weight: hydroxybutyric acid valeric acid copolyesters PHBV 59-62 part, polycaprolactone (PCL) 42-47 part, 500-600 object cottonseed meal 3-3.6 part, graphite fibre 2.5-2.9 part, silane coupling agent KH7921.8-2.3 part, blowing agent H 15-18 part, urea 9-12 part, glycerine 7-10 part, styrene butadiene thermoplasticelastomer SBS 3-6 part, bis(pentaerythritolester) PCB 3.9-4.2 part, epoxy soybean oil monooctyl ester 5.1-5.4 part, nano-calcium carbonate 3-5 part, calcite in powder 15-18 part, hard (china) clay 7-11 part, asbestos powder 5-9 part, antioxidant 22460.7-1.1 part, antioxidant D-501.4-1.8 part,
In preparation process, add the stirring velocity with 50-54rpm in graphite fibre to stir 24-28min silane coupling agent KH792, after adding again 500-600 object cottonseed meal, stir 17-21min with the stirring velocity of 53-58rpm, then add styrene butadiene thermoplasticelastomer SBS, bis(pentaerythritolester) PCB, epoxy soybean oil monooctyl ester, nano-calcium carbonate, calcite in powder, hard (china) clay, asbestos powder, antioxidant 2246 and antioxidant D-50 stir 15-18min with the stirring velocity of 47-50rpm, then after adding hydroxybutyric acid valeric acid copolyesters PHBV and polycaprolactone (PCL), continue to stir 10-12min with the stirring velocity of 47-50rpm, add again blowing agent H, urea, after stirring 25-28min with the stirring velocity of 35-38rpm after glycerine, obtain mixture, add extrusion moulding in extruding machine to obtain degradable foamed plastic mixture, extrusion temperature is 150-154 DEG C, and extrusion molding pressure is 1-1.4kPa.
2. degradable foamed plastic as claimed in claim 1, is characterized in that, the weight ratio of hydroxybutyric acid valeric acid copolyesters PHBV and polycaprolactone (PCL) is 60-61:44-46.
3. degradable foamed plastic as claimed in claim 2, it is characterized in that, its raw material comprises by weight: hydroxybutyric acid valeric acid copolyesters PHBV 60-61 part, polycaprolactone (PCL) 44-46 part, 500-600 object cottonseed meal 3.2-3.4 part, graphite fibre 2.6-2.8 part, silane coupling agent KH7921.9-2.1 part, blowing agent H 16-17 part, urea 10-11 part, glycerine 8-9 part, styrene butadiene thermoplasticelastomer SBS4-5 part, bis(pentaerythritolester) PCB 4-4.1 part, epoxy soybean oil monooctyl ester 5.2-5.3 part, nano-calcium carbonate 3.6-4.5 part, calcite in powder 16-17 part, hard (china) clay 8-10 part, asbestos powder 6-8 part, antioxidant 22460.8-0.9 part, antioxidant D-501.5-1.7 part.
4. degradable foamed plastic as described in claim 1-3 any one, it is characterized in that, in preparation process, add the stirring velocity with 52-53rpm in graphite fibre to stir 26-27min silane coupling agent KH792, after adding again 500-600 object cottonseed meal, stir 18-20min with the stirring velocity of 54-56rpm, then add styrene butadiene thermoplasticelastomer SBS, bis(pentaerythritolester) PCB, epoxy soybean oil monooctyl ester, nano-calcium carbonate, calcite in powder, hard (china) clay, asbestos powder, antioxidant 2246 and antioxidant D-50 stir 16-17min with the stirring velocity of 48-49rpm, then after adding hydroxybutyric acid valeric acid copolyesters PHBV and polycaprolactone (PCL), continue to stir 10.5-11.2min with the stirring velocity of 48-49rpm, add again blowing agent H, urea, after stirring 26-27min with the stirring velocity of 36-37rpm after glycerine, obtain mixture, add extrusion moulding in extruding machine to obtain degradable foamed plastic mixture, extrusion temperature is 151-153 DEG C, and extrusion molding pressure is 1.2-1.3kPa.
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| CN201410390709.7A CN104109365A (en) | 2014-08-10 | 2014-08-10 | Degradable foamed plastic |
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| CN201410390709.7A CN104109365A (en) | 2014-08-10 | 2014-08-10 | Degradable foamed plastic |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105985613A (en) * | 2015-02-02 | 2016-10-05 | 福建省泉州海丝船舶评估咨询有限公司 | Method for producing novel palm fiber polymeric material |
| CN106117998A (en) * | 2016-06-28 | 2016-11-16 | 郭庆平 | A kind of active fruit and vegetable fresh-keeping film and preparation method thereof |
| CN107207369A (en) * | 2015-01-28 | 2017-09-26 | 霓佳斯株式会社 | Foaming body |
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| CN101525480A (en) * | 2008-07-20 | 2009-09-09 | 集伍国际控股集团有限公司 | Biodegradable synthetic bait and preparation method thereof |
| CN102051031A (en) * | 2009-11-11 | 2011-05-11 | 深圳市意可曼生物科技有限公司 | Fully-biodegradable foaming material and application thereof |
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2014
- 2014-08-10 CN CN201410390709.7A patent/CN104109365A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101525480A (en) * | 2008-07-20 | 2009-09-09 | 集伍国际控股集团有限公司 | Biodegradable synthetic bait and preparation method thereof |
| CN102051031A (en) * | 2009-11-11 | 2011-05-11 | 深圳市意可曼生物科技有限公司 | Fully-biodegradable foaming material and application thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107207369A (en) * | 2015-01-28 | 2017-09-26 | 霓佳斯株式会社 | Foaming body |
| US10947163B2 (en) | 2015-01-28 | 2021-03-16 | Nichias Corporation | Foam |
| CN105985613A (en) * | 2015-02-02 | 2016-10-05 | 福建省泉州海丝船舶评估咨询有限公司 | Method for producing novel palm fiber polymeric material |
| CN106117998A (en) * | 2016-06-28 | 2016-11-16 | 郭庆平 | A kind of active fruit and vegetable fresh-keeping film and preparation method thereof |
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