CN105885282A - Anti-cracking hollow plate and preparation method thereof - Google Patents
Anti-cracking hollow plate and preparation method thereof Download PDFInfo
- Publication number
- CN105885282A CN105885282A CN201610260686.7A CN201610260686A CN105885282A CN 105885282 A CN105885282 A CN 105885282A CN 201610260686 A CN201610260686 A CN 201610260686A CN 105885282 A CN105885282 A CN 105885282A
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- China
- Prior art keywords
- parts
- anticracking
- board material
- hollow board
- temperature
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Classifications
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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
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- 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 an anti-cracking hollow plate and a preparation method thereof. The anti-cracking hollow plate is composed of, by weight parts, 28-45 parts of rigid polyvinyl chloride, 19-38 parts of polyethylene, 8-17 parts of sorbitol, 7-22 parts of modified starch, 8-19 parts of chitosan, 7-21 parts of sodium carbonate, 3-11 parts of calcium carbonate, 7-13 parts of acrylate, 13-28 parts of ethanol and 19-42 parts of water. The prepared anti-cracking hollow plate is good in anti-cracking performance and suitable for a widened structure and does not cause environmental pollution.
Description
Technical field
The invention belongs to packaging material field, relate to hollow board material packaging material, particularly relate to a kind of anticracking hollow board material and system thereof
Preparation Method.
Background technology
RPVC extrusion hollow board material is with Corvic as primary raw material, adds appropriate amount of addition agent, including compound steady
Determine lubricant, impact modifier, processing aid, filler etc., the technique such as mixed, extrusion mixed through heat, cold, cooling and shaping traction
Process.
RPVC hollow board material is mainly used in office partitions, partition of toilet, office furniture, Advertisement label, activity
Room body of wall, furred ceiling, various inside door and in cultivation sector application in sow farrowing bed, piglets cradling bed, heat insulating bed etc., for automatization
The proprietary material of pig breeding instrument, this product is easily managed, and installation effectiveness is high, cost-effective, is increasingly welcome by users.
At present plate surface can be with overlay film, upper optical processing, existing invention co-extrusion, can co-extrusion is colored as required or the material of special formulation,
Processing assembles the most very convenient.
This product have light weight, waterproof, moistureproof, corrosion resistance is strong, fire-retardant, insulation, sound insulation, good weatherability, non-volatility
The feature such as toxic gas and repeatable utilization, meets " to mould Dai Mu ", the national industrial policies of " to mould Dai Gang ", is country's weight
Point encourages the product of development, is energy saving and environment friendly chemical building material of new generation, but the fabric width of this sheet material of existing production is the narrowest,
General fabric width is not over 1 centimetre, and once width strengthens, and sheet material is easy to bending, surface irregularity occur, even occurs splitting
Stricture of vagina etc., and intensity is low, and service life is short.
The hollow board material method producing wide cut RPVC in prior art is to expect based on RPVC, Xiang Qi
Middle interpolation co-extrusion material, such as stable composition lubricant, impact modifier, processing aid, filler etc., wherein stable composition lubrication
What agent was selected is lead salt stabilizer.The program produces the hollow board material obtained and has the disadvantage that first, adds lead salt stabilizer
Easily cause environmental pollution, and during the use of indoor, easily discharge noxious substance, cause health threat；Secondly, by additive
With base material co-extrusion it cannot be guaranteed that the homogeneity of product, crackle is the most still had to produce.
Summary of the invention
Present invention solves the technical problem that: in order to overcome the defect of above-mentioned prior art, it is thus achieved that a kind of anti crack performance is good, and width can
Strengthen, and do not result in the hollow board material of environmental pollution, the invention provides a kind of anticracking hollow board material and preparation method thereof.
Technical scheme: a kind of anticracking hollow board material, is made up of following components proportioning by weight: RPVC 28～45
Part, polyethylene 19～38 parts, Sorbitol 8～17 parts, modified starch 7～22 parts, chitosan 8～19 parts, sodium carbonate 7～21
Part, calcium carbonate 3～11 parts, acrylate 7～13 parts, ethanol 13～28 parts, water 19～42 parts.
Preferably, described anticracking hollow board material is made up of following components proportioning by weight: RPVC 38 parts, poly-second
30 parts of alkene, Sorbitol 13 parts, modified starch 17 parts, chitosan 12 parts, sodium carbonate 15 parts, calcium carbonate 8 parts, propylene
Acid esters 11 parts, ethanol 22 parts, 36 parts of water.
The preparation method of a kind of anticracking hollow board material, comprises the steps of
(1) modified starch, chitosan, calcium carbonate, acrylate are added in ethanol, be 88 DEG C～105 DEG C, pH in temperature
Value is the prepared pasty state that stirs under conditions of 6.8～7.2；Pasty mixture is added in autoclave, 1.9～4.4MPa
Under the conditions of react 35～50 minutes；
(2) RPVC, polyethylene, Sorbitol are added in ethanol, are placed in autoclave, at 245 DEG C～
React 30～65 minutes under 390 DEG C of air-proof conditions；
(3) sodium carbonate is soluble in water, be placed in the head tank of autoclave, the temperature of head tank be maintained 35 DEG C～
46℃；The mixture that step (1) and step (2) obtain is simultaneously introduced in reactor, and the temperature of reactor maintain 288 DEG C～
368 DEG C, the mixture in dropping head tank, dropping limit, limit is stirred, within 2～4 hours, is dripped off, and is dropped by temperature of reaction kettle after completion of dropwise addition
To 78 DEG C, and it is incubated 35 minutes, prepares anticracking hollow board material precursor material；
(4) the anticracking hollow board material precursor material that step (3) prepares is placed in corotating twin-screw equipment, at 35 DEG C
～extrude, shape and cut under the conditions of 46 DEG C and can be prepared by anticracking hollow board material.
Preferably, modified starch, chitosan, calcium carbonate, acrylate are added in ethanol by step (1), in temperature is
97 DEG C, pH value be the prepared pasty state that stirs under conditions of 7.0；Pasty mixture is added in autoclave, at 3.8MPa
Under the conditions of react 42 minutes.
Preferably, RPVC, polyethylene, Sorbitol are added in ethanol by step (2), is placed in autoclave
In, react 58 minutes under 365 DEG C of air-proof conditions.
Preferably, in step (3), sodium carbonate is soluble in water, it is placed in the head tank of autoclave, the temperature of head tank
It is maintained 42 DEG C；The mixture that step (1) and step (2) obtain is simultaneously introduced in reactor, and the temperature dimension of reactor
Holding at 325 DEG C, the mixture in dropping head tank, dropping limit, limit is stirred, within 3 hours, is dripped off, by temperature of reaction kettle after completion of dropwise addition
It is down to 78 DEG C, and is incubated 35 minutes, prepare anticracking hollow board material precursor material.
Preferably, the anticracking hollow board material precursor material that step (3) prepares is placed in the double spiral shell of cocurrent and parallel by step (4)
In bar apparatus, extrude, shape and cut under the conditions of 42 DEG C and can be prepared by anticracking hollow board material.
Beneficial effect: the hollow board material anti crack performance that (1) present invention prepares is good, and is applicable to widening structure；(2) this
The bright hollow board material prepared does not results in environmental pollution.
Detailed description of the invention
Embodiment 1
A kind of anticracking hollow board material, is made up of following components proportioning by weight: RPVC 28 parts, polyethylene 19
Part, Sorbitol 8 parts, modified starch 7 parts, chitosan 8 parts, sodium carbonate 7 parts, calcium carbonate 3 parts, acrylate 7 parts,
Ethanol 13 parts, 19 parts of water.
The preparation method of a kind of anticracking hollow board material, comprises the steps of
(1) modified starch, chitosan, calcium carbonate, acrylate are added in ethanol, temperature be 88 DEG C, pH value be 6.8
Under conditions of stir prepared pasty state；Pasty mixture is added in autoclave, under the conditions of 1.9MPa, react 35 points
Clock；
(2) RPVC, polyethylene, Sorbitol are added in ethanol, be placed in autoclave, close at 245 DEG C
React 30 minutes under the conditions of envelope；
(3) sodium carbonate is soluble in water, it is placed in the head tank of autoclave, the temperature of head tank is maintained 35 DEG C；
The mixture that step (1) and step (2) obtain is simultaneously introduced in reactor, and the temperature of reactor maintains 288 DEG C,
Mixture in dropping head tank, the stirring of dropping limit, limit, within 2 hours, drip off, after completion of dropwise addition, temperature of reaction kettle is down to 78 DEG C,
And it is incubated 35 minutes, prepare anticracking hollow board material precursor material；
(4) the anticracking hollow board material precursor material that step (3) prepares is placed in corotating twin-screw equipment, at 35 DEG C
Under the conditions of extrude, shape and cut and can be prepared by anticracking hollow board material.
Embodiment 2
A kind of anticracking hollow board material, is made up of following components proportioning by weight: RPVC 38 parts, polyethylene 30
Part, Sorbitol 13 parts, modified starch 17 parts, chitosan 12 parts, sodium carbonate 15 parts, calcium carbonate 8 parts, acrylate
11 parts, ethanol 22 parts, 36 parts of water.
The preparation method of a kind of anticracking hollow board material, comprises the steps of
(1) modified starch, chitosan, calcium carbonate, acrylate are added in ethanol, temperature be 97 DEG C, pH value be 7.0
Under conditions of stir prepared pasty state；Pasty mixture is added in autoclave, under the conditions of 3.8MPa, react 42 points
Clock；
(2) RPVC, polyethylene, Sorbitol are added in ethanol, be placed in autoclave, close at 365 DEG C
React 58 minutes under the conditions of envelope；
(3) sodium carbonate is soluble in water, it is placed in the head tank of autoclave, the temperature of head tank is maintained 42 DEG C；
The mixture that step (1) and step (2) obtain is simultaneously introduced in reactor, and the temperature of reactor maintains 325 DEG C,
Mixture in dropping head tank, the stirring of dropping limit, limit, within 3 hours, drip off, after completion of dropwise addition, temperature of reaction kettle is down to 78 DEG C,
And it is incubated 35 minutes, prepare anticracking hollow board material precursor material；
(4) the anticracking hollow board material precursor material that step (3) prepares is placed in corotating twin-screw equipment, at 42 DEG C
Under the conditions of extrude, shape and cut and can be prepared by anticracking hollow board material.
Embodiment 3
A kind of anticracking hollow board material, is made up of following components proportioning by weight: RPVC 45 parts, polyethylene 38
Part, Sorbitol 17 parts, modified starch 22 parts, chitosan 19 parts, sodium carbonate 21 parts, calcium carbonate 11 parts, acrylate
13 parts, ethanol 28 parts, 42 parts of water.
The preparation method of a kind of anticracking hollow board material, comprises the steps of
(1) modified starch, chitosan, calcium carbonate, acrylate are added in ethanol, temperature be 105 DEG C, pH value be
Stir under conditions of 7.2 prepared pasty state；Pasty mixture is added in autoclave, under the conditions of 4.4MPa, react 50
Minute；
(2) RPVC, polyethylene, Sorbitol are added in ethanol, be placed in autoclave, close at 390 DEG C
React 65 minutes under the conditions of envelope；
(3) sodium carbonate is soluble in water, it is placed in the head tank of autoclave, the temperature of head tank is maintained 46 DEG C；
The mixture that step (1) and step (2) obtain is simultaneously introduced in reactor, and the temperature of reactor maintains 368 DEG C,
Mixture in dropping head tank, the stirring of dropping limit, limit, within 4 hours, drip off, after completion of dropwise addition, temperature of reaction kettle is down to 78 DEG C,
And it is incubated 35 minutes, prepare anticracking hollow board material precursor material；
(4) the anticracking hollow board material precursor material that step (3) prepares is placed in corotating twin-screw equipment, at 46 DEG C
Under the conditions of extrude, shape and cut and can be prepared by anticracking hollow board material.
The anticracking hollow board material preparing above-described embodiment 1～3 detects, and result is as shown in table 1:
The anticracking hollow board material performance test results that table 1 embodiment 1～3 prepares
Claims (7)
1. an anticracking hollow board material, it is characterised in that be made up of following components proportioning by weight: RPVC 28～45
Part, polyethylene 19～38 parts, Sorbitol 8～17 parts, modified starch 7～22 parts, chitosan 8～19 parts, sodium carbonate 7～21
Part, calcium carbonate 3～11 parts, acrylate 7～13 parts, ethanol 13～28 parts, water 19～42 parts.
A kind of anticracking hollow board material the most according to claim 1, it is characterised in that be made up of following components proportioning by weight:
RPVC 38 parts, polyethylene 30 parts, Sorbitol 13 parts, modified starch 17 parts, chitosan 12 parts, carbon
Acid 15 parts of sodium, calcium carbonate 8 parts, acrylate 11 parts, ethanol 22 parts, 36 parts of water.
3. the preparation method of a kind of anticracking hollow board material described in claim 1, it is characterised in that comprise the steps of
(1) modified starch, chitosan, calcium carbonate, acrylate are added in ethanol, be 88 DEG C～105 DEG C, pH in temperature
Value is the prepared pasty state that stirs under conditions of 6.8～7.2；Pasty mixture is added in autoclave, 1.9～4.4MPa
Under the conditions of react 35～50 minutes；
(2) RPVC, polyethylene, Sorbitol are added in ethanol, are placed in autoclave, at 245 DEG C～
React 30～65 minutes under 390 DEG C of air-proof conditions；
(3) sodium carbonate is soluble in water, be placed in the head tank of autoclave, the temperature of head tank be maintained 35 DEG C～
46℃；The mixture that step (1) and step (2) obtain is simultaneously introduced in reactor, and the temperature of reactor maintain 288 DEG C～
368 DEG C, the mixture in dropping head tank, dropping limit, limit is stirred, within 2～4 hours, is dripped off, and is dropped by temperature of reaction kettle after completion of dropwise addition
To 78 DEG C, and it is incubated 35 minutes, prepares anticracking hollow board material precursor material；
(4) the anticracking hollow board material precursor material that step (3) prepares is placed in corotating twin-screw equipment, at 35 DEG C
～extrude, shape and cut under the conditions of 46 DEG C and can be prepared by anticracking hollow board material.
The preparation method of a kind of anticracking hollow board material the most according to claim 3, it is characterised in that by modification in step (1)
Starch, chitosan, calcium carbonate, acrylate add in ethanol, temperature be 97 DEG C, pH value be to stir under conditions of 7.0
Mix and uniformly prepare pasty state；Pasty mixture is added in autoclave, react 42 minutes under the conditions of 3.8MPa.
The preparation method of a kind of anticracking hollow board material the most according to claim 3, it is characterised in that by hard in step (2)
Polrvinyl chloride, polyethylene, Sorbitol add in ethanol, are placed in autoclave, react under 365 DEG C of air-proof conditions
58 minutes.
The preparation method of a kind of anticracking hollow board material the most according to claim 3, it is characterised in that by carbonic acid in step (3)
Sodium is soluble in water, is placed in the head tank of autoclave, and the temperature of head tank is maintained 42 DEG C；By step (1) and
The mixture that step (2) obtains is simultaneously introduced in reactor, and the temperature of reactor maintains 325 DEG C, drips head tank
In mixture, dropping limit, limit stir, within 3 hours, drip off, after completion of dropwise addition, temperature of reaction kettle be down to 78 DEG C, and be incubated
35 minutes, prepare anticracking hollow board material precursor material.
The preparation method of a kind of anticracking hollow board material the most according to claim 3, it is characterised in that by step in step (4)
(3) the anticracking hollow board material precursor material prepared is placed in corotating twin-screw equipment, extrude under the conditions of 42 DEG C,
Shape and cut and can be prepared by anticracking hollow board material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610260686.7A CN105885282A (en) | 2016-04-25 | 2016-04-25 | Anti-cracking hollow plate and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610260686.7A CN105885282A (en) | 2016-04-25 | 2016-04-25 | Anti-cracking hollow plate and preparation method thereof |
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| Publication Number | Publication Date |
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| CN105885282A true CN105885282A (en) | 2016-08-24 |
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ID=56705197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610260686.7A Pending CN105885282A (en) | 2016-04-25 | 2016-04-25 | Anti-cracking hollow plate and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106633513A (en) * | 2016-12-13 | 2017-05-10 | 安庆市吉美装饰材料有限责任公司 | Long-service-life PVC (polyvinyl chloride) pinch plate |
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| CN105315582A (en) * | 2015-11-30 | 2016-02-10 | 马鞍山泓宇材料科技有限公司 | Enhanced wood-plastic building board proportioning method |
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2016
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Patent Citations (7)
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| CN104231425A (en) * | 2013-06-20 | 2014-12-24 | 青岛康威龙日用品有限公司 | PMMA/wood-plastic artificial stone composite material and preparation method thereof |
| CN103540072A (en) * | 2013-10-12 | 2014-01-29 | 黄石华亿塑胶有限公司 | PVC-reinforced plate material and production technology thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106633513A (en) * | 2016-12-13 | 2017-05-10 | 安庆市吉美装饰材料有限责任公司 | Long-service-life PVC (polyvinyl chloride) pinch plate |
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Application publication date: 20160824 |