CN104974447A - Polyvinyl chloride foam plastic and preparation method thereof - Google Patents
Polyvinyl chloride foam plastic and preparation method thereof Download PDFInfo
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- CN104974447A CN104974447A CN201510370937.2A CN201510370937A CN104974447A CN 104974447 A CN104974447 A CN 104974447A CN 201510370937 A CN201510370937 A CN 201510370937A CN 104974447 A CN104974447 A CN 104974447A
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- polyvinyl chloride
- chloride foam
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- pvc
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
- C08J9/102—Azo-compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use 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; Derivatives of such polymers
- C08J2327/02—Characterised by the use 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; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/04—Characterised by the use 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; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2327/06—Homopolymers or copolymers of vinyl chloride
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
- C08J2423/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
- C08J2423/22—Copolymers of isobutene; butyl rubber
-
- 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
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/14—Applications used for foams
-
- 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
Abstract
The invention discloses a polyvinyl chloride foam plastic and a preparation method thereof, and belongs to the technical field of materials. The foam plastic is composed of the following raw materials in parts by weight: 65 to 85 parts of polyvinyl chloride resin, 5 to 10 parts of polyisobutylene, 5 to 12 parts of lauroyl peroxide, 2 to 5 parts of nano titanium oxide, 1 to 3 parts of lanthanum trichloride, 3 to 12 parts of azodiisobutyronitrile, and 2 to 6 parts of polyacrylate. The preparation method comprises the following steps: (1) weighing; (2) putting the raw materials into an injection moulding machine; (3) cooling and moulding. The provided polyvinyl chloride (PVC) foam plastic is prepared by an injection moulding technology, in one aspect, the moulding of PVC foam plastic becomes easier, and in another aspect, the performances of PVC foam plastic especially the weatherability are prominently improved.
Description
Technical field
The invention belongs to field of material technology, particularly a kind of polyvinyl chloride foam and preparation method thereof.
Background technology
Polyvinyl chloride foam is based on polyvinyl chloride (PVC) RESINS, adds whipping agent and other additive is made, and being a kind of porous plastics used comparatively early, is a kind of foam of obturator-type softness; Its density, between 0.05 ~ 0.1g/cm3, divides hard and soft two classes, and with soft in the majority.
Polyvinyl chloride foam has good mechanical property and impact absorbency; Stable chemical performance, erosion resistance is strong; Do not absorb water, nonflammable, low price.
Polyvinyl chloride foam is a kind of more common cushioning material, can be made into the packaging vessel such as box, case, also can be made into liner, liner plate etc., in order to pack general article.
Polyvinyl chloride is as the porous plastics comparatively early used, its manufacturing process is more, general to add the chemical method of whipping agent for main preparation methods, but be limited to matrix resin itself and preparation technology, the weather-proof weather resistance of polyvinyl chloride foam is just poor, life-time service is easily aging, have impact on it and uses.
Summary of the invention
The technical problem that the present invention solves: for above-mentioned deficiency, overcome the defect of prior art, the object of this invention is to provide a kind of polyvinyl chloride foam and preparation method thereof.
Technical scheme of the present invention: a kind of polyvinyl chloride foam, is prepared from by the raw material of following parts by weight:
Polyvinyl chloride (PVC) RESINS 65-85 part, polyisobutene 5-10 part, lauroyl peroxide 5-12 part, nano-titanium oxide 2-5 part, lanthanum trichloride 1-3 part, Diisopropyl azodicarboxylate 3-12 part and polyacrylic ester 2-6 part.
As preferably, described porous plastics is prepared from by each component of following mass fraction: polyvinyl chloride (PVC) RESINS 72-82 part, polyisobutene 6-8 part, lauroyl peroxide 6-10 part, nano-titanium oxide 3-4 part, lanthanum trichloride 2-3 part, Diisopropyl azodicarboxylate 5-10 part and polyacrylic ester 3-5 part.
As preferably, described porous plastics is prepared from by each component of following mass fraction: polyvinyl chloride (PVC) RESINS 77 parts, polyisobutene 8 parts, lauroyl peroxide 9 parts, nano-titanium oxide 3 parts, lanthanum trichloride 2 parts, Diisopropyl azodicarboxylate 8 parts and polyacrylic ester 5 parts.
A preparation method for polyvinyl chloride foam, preparation process is as follows:
(1) each raw material is accurately taken;
(2) put into injection moulding machine after being mixed by raw material shaping, barrel temperature 180 DEG C-210 DEG C, injection pressure 55-95Mpa, dwell time 35-65s, cooling time 45-100s;
(3) after injection moulding machine cooling forming, namely polyvinyl chloride foam is obtained.
As preferably, the injection pressure in step (2) injection moulding machine is 65Mpa, dwell time 55s.
Beneficial effect: polyvinyl chloride foam provided by the invention, it is the porous plastics utilizing injection moulding to prepare, for improving the weathering resistance of polyvinyl chloride foam, the present invention improves in material choice, for the feature of polyvinyl chloride (PVC) RESINS thermoplastic shaping, add plurality of raw materials, provide on the one hand and be beneficial to the shaping of polyvinyl chloride foam; On the other hand, improve the performance of polyvinyl chloride foam, especially significantly improve its weathering resistance.
Embodiment
In order to understand the present invention further, below in conjunction with embodiment, the preferred embodiment of the invention is described, but should be appreciated that these describe just for further illustrating the features and advantages of the present invention, instead of limiting to the claimed invention.
Embodiment 1:
A kind of polyvinyl chloride foam, is prepared from by the raw material of following parts by weight:
Polyvinyl chloride (PVC) RESINS 85 parts, polyisobutene 10 parts, lauroyl peroxide 12 parts, nano-titanium oxide 5 parts, lanthanum trichloride 3 parts, Diisopropyl azodicarboxylate 12 parts and polyacrylic ester 6 parts.
A preparation method for polyvinyl chloride foam, preparation process is as follows:
(1) each raw material is accurately taken;
(2) put into injection moulding machine after being mixed by raw material shaping, barrel temperature 210 DEG C, injection pressure 65Mpa, dwell time 55s, cooling time 65s;
(3) after injection moulding machine cooling forming, namely polyvinyl chloride foam is obtained.
The performance of test polyvinyl chloride foam, result shows: density: at 0.82g/cm
3; Resistance to acids and bases: excellent; Water resisting property: excellent;
1000h senile experiment: without considerable change.
Embodiment 2:
A kind of polyvinyl chloride foam, is prepared from by the raw material of following parts by weight:
Polyvinyl chloride (PVC) RESINS 65 parts, polyisobutene 5 parts, lauroyl peroxide 5 parts, nano-titanium oxide 2 parts, lanthanum trichloride 1 part, Diisopropyl azodicarboxylate 3 parts and polyacrylic ester 2 parts.
A preparation method for polyvinyl chloride foam, preparation process is as follows:
(1) each raw material is accurately taken;
(2) put into injection moulding machine after being mixed by raw material shaping, barrel temperature 200 DEG C, injection pressure 55Mpa, dwell time 65s, cooling time 65s;
(3) after injection moulding machine cooling forming, namely polyvinyl chloride foam is obtained.
The performance of test polyvinyl chloride foam, result shows: density: at 0.93g/cm
3; Resistance to acids and bases: excellent; Water resisting property: excellent;
1000h senile experiment: without considerable change.
Embodiment 3:
A kind of polyvinyl chloride foam, is prepared from by the raw material of following parts by weight:
Polyvinyl chloride (PVC) RESINS 72 parts, polyisobutene 6 parts, lauroyl peroxide 6 parts, nano-titanium oxide 3 parts, lanthanum trichloride 2 parts, Diisopropyl azodicarboxylate 5 parts and polyacrylic ester 3 parts.
A preparation method for polyvinyl chloride foam, preparation process is as follows:
(1) each raw material is accurately taken;
(2) put into injection moulding machine after being mixed by raw material shaping, barrel temperature 200 DEG C, injection pressure 65Mpa, dwell time 55s, cooling time 65s;
(3) after injection moulding machine cooling forming, namely polyvinyl chloride foam is obtained.
The performance of test polyvinyl chloride foam, result shows: density: at 0.89g/cm
3; Resistance to acids and bases: excellent; Water resisting property: excellent;
1000h senile experiment: without considerable change.
Embodiment 4:
A kind of polyvinyl chloride foam, is prepared from by the raw material of following parts by weight:
Polyvinyl chloride (PVC) RESINS 82 parts, polyisobutene 8 parts, lauroyl peroxide 10 parts, nano-titanium oxide 4 parts, lanthanum trichloride 3 parts, Diisopropyl azodicarboxylate 10 parts and polyacrylic ester 5 parts.
A preparation method for polyvinyl chloride foam, preparation process is as follows:
(1) each raw material is accurately taken;
(2) put into injection moulding machine after being mixed by raw material shaping, barrel temperature 210 DEG C, injection pressure 55Mpa, dwell time 55s, cooling time 65s;
(3) after injection moulding machine cooling forming, namely polyvinyl chloride foam is obtained.
The performance of test polyvinyl chloride foam, result shows: density: at 0.87g/cm
3; Resistance to acids and bases: excellent; Water resisting property: excellent;
1000h senile experiment: without considerable change.
Embodiment 5:
A kind of polyvinyl chloride foam, is prepared from by the raw material of following parts by weight:
Polyvinyl chloride (PVC) RESINS 77 parts, polyisobutene 8 parts, lauroyl peroxide 9 parts, nano-titanium oxide 3 parts, lanthanum trichloride 2 parts, Diisopropyl azodicarboxylate 8 parts and polyacrylic ester 5 parts.
A preparation method for polyvinyl chloride foam, preparation process is as follows:
(1) each raw material is accurately taken;
(2) put into injection moulding machine after being mixed by raw material shaping, barrel temperature 200 DEG C, injection pressure 65Mpa, dwell time 55s, cooling time 65s;
(3) after injection moulding machine cooling forming, namely polyvinyl chloride foam is obtained.
The performance of test polyvinyl chloride foam, result shows: density: at 0.85g/cm
3; Resistance to acids and bases: excellent; Water resisting property: excellent;
1000h senile experiment: without considerable change.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (5)
1. a polyvinyl chloride foam, is characterized in that, is prepared from by the raw material of following parts by weight:
Polyvinyl chloride (PVC) RESINS 65-85 part, polyisobutene 5-10 part, lauroyl peroxide 5-12 part, nano-titanium oxide 2-5 part, lanthanum trichloride 1-3 part, Diisopropyl azodicarboxylate 3-12 part and polyacrylic ester 2-6 part.
2. polyvinyl chloride foam according to claim 1, it is characterized in that, described porous plastics is prepared from by each component of following mass fraction: polyvinyl chloride (PVC) RESINS 72-82 part, polyisobutene 6-8 part, lauroyl peroxide 6-10 part, nano-titanium oxide 3-4 part, lanthanum trichloride 2-3 part, Diisopropyl azodicarboxylate 5-10 part and polyacrylic ester 3-5 part.
3. polyvinyl chloride foam according to claim 2, it is characterized in that, described porous plastics is prepared from by each component of following mass fraction: polyvinyl chloride (PVC) RESINS 77 parts, polyisobutene 8 parts, lauroyl peroxide 9 parts, nano-titanium oxide 3 parts, lanthanum trichloride 2 parts, Diisopropyl azodicarboxylate 8 parts and polyacrylic ester 5 parts.
4. a preparation method for polyvinyl chloride foam according to claim 1, is characterized in that, preparation process is as follows:
(1) each raw material is accurately taken;
(2) put into injection moulding machine after being mixed by raw material shaping, barrel temperature 180 DEG C-210 DEG C, injection pressure 55-95Mpa, dwell time 35-65s, cooling time 45-100s;
(3) after injection moulding machine cooling forming, namely polyvinyl chloride foam is obtained.
5. the preparation method of polyvinyl chloride foam according to claim 4, is characterized in that: the injection pressure in step (2) injection moulding machine is 65Mpa, dwell time 55s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510370937.2A CN104974447A (en) | 2015-06-30 | 2015-06-30 | Polyvinyl chloride foam plastic and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510370937.2A CN104974447A (en) | 2015-06-30 | 2015-06-30 | Polyvinyl chloride foam plastic and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN104974447A true CN104974447A (en) | 2015-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510370937.2A Pending CN104974447A (en) | 2015-06-30 | 2015-06-30 | Polyvinyl chloride foam plastic and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107932817A (en) * | 2017-11-29 | 2018-04-20 | 上海航天设备制造总厂 | A kind of bursting epoxy foam plastics Fragile cap and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87106832A (en) * | 1986-09-22 | 1988-04-06 | 巴尔德·斯派迪沃 | The production method of cellular PVC-plastic |
| CN102634131A (en) * | 2012-04-11 | 2012-08-15 | 深圳市新纶科技股份有限公司 | Low-density PVC (Poly Vinyl Chloride) injection-molded shoe material and preparation method thereof |
| CN103275439A (en) * | 2013-06-21 | 2013-09-04 | 苏州市景荣科技有限公司 | Ageing-resistant HPVC foaming sole material |
| WO2015088431A1 (en) * | 2013-12-12 | 2015-06-18 | Diab International Ab | Apparatus and method for the production of expanded foam embryos |
-
2015
- 2015-06-30 CN CN201510370937.2A patent/CN104974447A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87106832A (en) * | 1986-09-22 | 1988-04-06 | 巴尔德·斯派迪沃 | The production method of cellular PVC-plastic |
| CN102634131A (en) * | 2012-04-11 | 2012-08-15 | 深圳市新纶科技股份有限公司 | Low-density PVC (Poly Vinyl Chloride) injection-molded shoe material and preparation method thereof |
| CN103275439A (en) * | 2013-06-21 | 2013-09-04 | 苏州市景荣科技有限公司 | Ageing-resistant HPVC foaming sole material |
| WO2015088431A1 (en) * | 2013-12-12 | 2015-06-18 | Diab International Ab | Apparatus and method for the production of expanded foam embryos |
Non-Patent Citations (1)
| Title |
|---|
| 卓昌明 等: "《塑料应用技术手册》", 31 May 2013, 机械工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107932817A (en) * | 2017-11-29 | 2018-04-20 | 上海航天设备制造总厂 | A kind of bursting epoxy foam plastics Fragile cap and preparation method thereof |
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Application publication date: 20151014 |
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