CN107556665A - A kind of preparation method of the PVC product with biocidal property - Google Patents
A kind of preparation method of the PVC product with biocidal property Download PDFInfo
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- CN107556665A CN107556665A CN201710956208.4A CN201710956208A CN107556665A CN 107556665 A CN107556665 A CN 107556665A CN 201710956208 A CN201710956208 A CN 201710956208A CN 107556665 A CN107556665 A CN 107556665A
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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
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The present invention relates to a kind of preparation method of PVC products, more particularly to a kind of preparation method of the PVC product with biocidal property.A kind of preparation method of the PVC product with biocidal property, this method comprise the following steps：A, following raw material in parts by weight is prepared：Polyvinyl chloride resin 100, heat stabilizer 0.3 3, plasticizer 10 60, PVC lubricants 15；B, above-mentioned raw materials input homogenizer is stirred 10 20 minutes at 115 120 DEG C, is then placed in cooling and stirring machine and cools down, temperature is transferred to extruder and carries out extrusion plasticizing after being down to 50 DEG C, plasticization temperature is 150 DEG C 195 DEG C, obtains product.The characteristics of PVC product produced by the present invention with biocidal property is strong with glossiness, and high transmission rate, temperature tolerance are good, tensile strength is strong, and chemically stable is good.
Description
Technical field
The present invention relates to a kind of preparation method of PVC products, more particularly to a kind of preparation of the PVC product with biocidal property
Method.
Background technology
PVC refers to Corvic (Poly Vinyl Chloride) abbreviation PVC.It is a kind of polymerization of vinyl
Material, its material are a kind of amorphism materials.PVC material is frequently added stabilizer, lubricant, auxiliary and added in actual use
Work agent, colorant, impact modifier and other additives.With low flammability, high intensity, resistance to climate variability and excellent geometry
Stability.
With the raising that market is required PVC product qualities, it is badly in need of that a kind of transparency is more preferable, performance more preferably PVC products.
The content of the invention
It is an object of the invention to provide it is a kind of suitable for the quality of production more preferably, transparency more preferable PVC products have
The preparation method of the PVC product of biocidal property.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of preparation method of the PVC product with biocidal property, this method comprise the following steps：
A, following raw material in parts by weight is prepared：
Polyvinyl chloride resin 100,
Heat stabilizer 0.3-3,
Plasticizer 10-60,
PVC lubricants 1-5；PVC lubricants are made up of raw material as follows in parts by weight：
Mineral oil 50-55
Pure cashew nut oleoresin 6-8
Olein 14-18
Hydrogenated vegetable oil 20-25
Lemon 10-12
Cypress essential oil 20-26
Cetostearyl alcohol 12-18；
B, above-mentioned raw materials input homogenizer is stirred into 10-20 minutes at 115-120 DEG C, is then placed in cooling and stirring
Cooled down in machine, temperature is transferred to extruder and carries out extrusion plasticizing after being down to 50 DEG C, plasticization temperature is 150 DEG C -195 DEG C, is produced
Product.
PVC product with biocidal property made from the formula is strong with glossiness, and high transmission rate, temperature tolerance are good, tension is strong
The characteristics of degree is strong, and chemically stable is good, and there is preferable fungistatic effect, it is not easy mouldy discoloration.
Pure cashew nut oleoresin makes each component compatibility more preferably in formula, and when PVC product is prepared, PVC is arrived in infiltration
In resin powder, physical-chemical reaction occurs after heated, so that obtained PVC product transparency is more preferable.Pure cashew nut oleoresin
It is commercially available prod with cypress essential oil.Cypress essential oil in formula effectively increases the lubricant under reasonable component proportion and is made
PVC products fungistatic effect, adaptability is extensive.The compounding of cypress essential oil and lemon can improve product transparency and
Fungistatic effect, other components have carried out effective cladding to two kinds of essential oils, so as to avoid loss in process of production.
Preferably, extrusion plasticizing process is divided into 5 sections, it is 155,165,170,175,185 DEG C respectively, temperature is between mould
185-195℃。
Preferably, the preparation method of described PVC lubricants, this method comprise the following steps：
1. the raw material described in claim 1 is put into reactor according to proportioning, under stirring, 120-125 DEG C is warming up to；
Material 2. 1. step feeds intake after heating, under 0.07-0.09Mpa pressure, continues to stir, is to slowly warm up to 140
DEG C, and at a temperature of 140-150 DEG C, insulation reaction 10 hours, obtain faint yellow or transparent flow liquid；
3. the reaction product of step 2. is cooled to 90 DEG C of constant temperature, standby section；
4. the reaction product of step 3., through rotary drum condensation-crystallization microtome, after quality inspection is qualified, packaging.
Preferably, step 2. in, described faint yellow or transparent flow liquid is placed in microwave treater, in microwave
Frequency is 915MHz or 2450MHz, under the conditions of environment temperature is 60~90 DEG C, microwave heating treatment 2~3 minutes.By this
After step process, manufactured PVC lubricant chemistries stability is more preferably.
Preferably, 3. the liquid obtained after microwave heating treatment enters step after activated carbon filters.The step has
Beneficial to obtaining the more preferable PVC product of transparency.
Preferably, the heat stabilizer is dimethyl tin mercaptides, plasticizer is selected from adipic acid dibutyl ester, terephthalic acid (TPA)
Dioctyl ester, hexamethylene 1,2- dioctyl phthalate diisononyl esters.
The beneficial effects of the invention are as follows：PVC lubricants produced by the present invention can be effectively improved the physical of PVC products
Can, the light transmittance and glossiness that PVC products are made more preferably and have preferable fungistatic effect, are not easy mouldy discoloration.Present invention system
The PVC product with biocidal property obtained is strong with glossiness, and high transmission rate, temperature tolerance are good, tensile strength is strong, and chemically stable is good
Feature.
Embodiment
Below by specific embodiment, technical scheme is described in further detail.It should be appreciated that this hair
Bright implementation is not limited to the following examples, and any formal accommodation and/or change made to the present invention will all fall
Enter the scope of the present invention.
In the present invention, if not refering in particular to, all parts, percentage are unit of weight, used equipment and raw material etc.
It is commercially available or commonly used in the art.Method in following embodiments, it is the normal of this area unless otherwise instructed
Rule method.
Pure cashew nut oleoresin, U.S. Ka Delai 5341#.
Embodiment 1-4：
A kind of PVC product with biocidal property, it is made up of raw material in parts by weight as shown in table 1.Its preparation side
Method is：Raw material input homogenizer in table 1 stirs 15 minutes at 115 DEG C, is then placed in cooling and stirring machine and cools down, temperature
Degree is transferred to extruder and carries out extrusion plasticizing after being down to 50 DEG C, plasticization temperature is 150 DEG C -195 DEG C, and extrusion plasticizing process is divided into 5
Section, is 155,165,170,175,185 DEG C respectively, and temperature is 185-195 DEG C between mould, finally obtains product.
(the unit of table 1：kg)
The PVC lubricants are made of raw materials in parts by weight as shown in Table 2, and preparation method comprises the following steps：
1. the raw material described in table 2 is put into reactor according to proportioning, under stirring, 120-125 DEG C is warming up to；
Material 2. 1. step feeds intake after heating, under 0.07-0.09Mpa pressure, continues to stir, is to slowly warm up to 140
DEG C, and at a temperature of 140-150 DEG C, insulation reaction 10 hours, obtain faint yellow or transparent flow liquid；
3. the reaction product of step 2. is cooled to 90 DEG C of constant temperature, standby section；
4. the reaction product of step 3., through rotary drum condensation-crystallization microtome, after quality inspection is qualified, packaging.
(the unit of table 2：kg)
| Embodiment | 1-4 | 5 | 6 | 7 |
| Mineral oil | 55 | 53 | 50 | 52 |
| Pure cashew nut oleoresin | 6 | 8 | 7 | 8 |
| Olein | 14 | 14 | 15 | 18 |
| Hydrogenated vegetable oil | 20 | 22 | 20 | 25 |
| Cypress essential oil | 20 | 24 | 25 | 26 |
| Lemon | 10 | 12 | 12 | 12 |
| Cetostearyl alcohol | 12 | 15 | 16 | 18 |
Each performance is satisfied by national standard, wherein transmittance data such as table 3 to PVC products made from above-described embodiment after testing
Shown, the lubricant in comparative example is identical with method using commercially available lubricant unclassified stores.
Table 3 (detection object is the PVC products that thickness is 1cm)
Wherein, light transmittance and mist degree are detected using Nippon Denshoku mist degree instrument NDH2000.
Above-mentioned each PVC products bacteriostasis property is tested and analyzed：
The PVC products that the thickness that 100 specifications are 0.5cm × 1cm is 1cm are placed in mucoraceous bacterium solution, at room temperature
After concussion and cultivate 3h, 2 drop nutrient solution measurement microscope spore germination numbers are taken, calculate spore germination rate；Under similarity condition, with than
Product compared with example is control, obtains the fungistatic effect of embodiment 1~7 and comparative example, the results are shown in Table 3.Meanwhile with Escherichia coli,
Staphylococcus aureus is strain, carries out anti-microbial property test to sample using concussion flask method, the anti-microbial property of sample passes through
Bacteriostasis rate is evaluated, and testing result is shown in Table 3.
Embodiment 5-7：
With embodiment 1, difference is for a kind of PVC product with biocidal property, its preparation method and composition of raw materials：Institute
It is made of raw material in parts by weight as shown in Table 2 to state PVC lubricants, and preparation method comprises the following steps：
1. the raw material described in table 2 is put into reactor according to proportioning, under stirring, 120-125 DEG C is warming up to；
Material 2. 1. step feeds intake after heating, under 0.07-0.09Mpa pressure, continues to stir, is to slowly warm up to 140
DEG C, and at a temperature of 140-150 DEG C, insulation reaction 10 hours, obtain faint yellow or transparent flow liquid；It is in microwave frequency
915MHz, under the conditions of environment temperature is 80 DEG C, microwave heating treatment 2 minutes.The liquid obtained after microwave heating treatment is through making a living
Property charcoal filtering after enter step 3..
3. the reaction product of step 2. is cooled to 90 DEG C of constant temperature, standby section；
4. the reaction product of step 3., through rotary drum condensation-crystallization microtome, after quality inspection is qualified, packaging.
The present invention is by selecting and determining suitable lubricant component and ratio and caused cooperative effect and optimal
PVC product production technology, make the transparency on product of lubricant influence to be significantly improved, reach the mesh enhanced the transparency
's.Meanwhile obtained PVC product glossiness is preferable, tensile strength is strong, and chemically stable is good, and bacteriostasis rate is high, can in like product
Show one's talent.
Embodiment described above is a kind of preferable scheme of the present invention, not the present invention is made any formal
Limitation, there are other variants and remodeling on the premise of without departing from the technical scheme described in claim.
Claims (6)
1. a kind of preparation method of the PVC product with biocidal property, it is characterised in that this method comprises the following steps：
A, following raw material in parts by weight is prepared：
Polyvinyl chloride resin 100,
Heat stabilizer 0.3-3,
Plasticizer 10-60,
PVC lubricants 1-5；PVC lubricants are made up of raw material as follows in parts by weight：
Mineral oil 50-55
Pure cashew nut oleoresin 6-8
Olein 14-18
Hydrogenated vegetable oil 20-25
Lemon 10-12
Cypress essential oil 20-26
Cetostearyl alcohol 12-18；
B, above-mentioned raw materials input homogenizer is stirred into 10-20 minutes at 115-120 DEG C, be then placed in cooling and stirring machine
Cooling, temperature are transferred to extruder and carry out extrusion plasticizing after being down to 50 DEG C, plasticization temperature is 150 DEG C -195 DEG C, obtains product.
2. preparation method according to claim 1, it is characterised in that：Extrusion plasticizing process is divided into 5 sections, be 155 respectively,
165th, 170,175,185 DEG C, temperature is 185-195 DEG C between mould.
3. preparation method according to claim 2, it is characterised in that：The preparation method of the PVC lubricants includes as follows
Step：
1. the raw material described in claim 1 is put into reactor according to proportioning, under stirring, 120-125 DEG C is warming up to；
Material 2. 1. step feeds intake after heating, under 0.07-0.09Mpa pressure, continues to stir, is to slowly warm up to 140 DEG C,
And at a temperature of 140-150 DEG C, insulation reaction 10 hours, obtain faint yellow or transparent flow liquid；
3. the reaction product of step 2. is cooled to 90 DEG C of constant temperature, standby section；
4. the reaction product of step 3., through rotary drum condensation-crystallization microtome, after quality inspection is qualified, packaging.
4. preparation method according to claim 3, it is characterised in that：Step 2. in, described faint yellow or transparent flow
Property liquid is placed in microwave treater, is 915MHz or 2450MHz in microwave frequency, environment temperature is 60~90 DEG C of conditions
Under, microwave heating treatment 2~3 minutes.
5. preparation method according to claim 4, it is characterised in that：The liquid obtained after microwave heating treatment is by activity
Enter step 3. after charcoal filtering.
6. preparation method according to claim 1, it is characterised in that：The heat stabilizer is dimethyl tin mercaptides, plasticising
Agent is selected from adipic acid dibutyl ester, DOTP, hexamethylene 1,2- dioctyl phthalate diisononyl esters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710956208.4A CN107556665A (en) | 2016-05-23 | 2016-05-23 | A kind of preparation method of the PVC product with biocidal property |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710956208.4A CN107556665A (en) | 2016-05-23 | 2016-05-23 | A kind of preparation method of the PVC product with biocidal property |
| CN201610344480.2A CN105949650B (en) | 2016-05-23 | 2016-05-23 | A kind of PVC product with biocidal property |
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| CN201610344480.2A Division CN105949650B (en) | 2016-05-23 | 2016-05-23 | A kind of PVC product with biocidal property |
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| CN201610344480.2A Expired - Fee Related CN105949650B (en) | 2016-05-23 | 2016-05-23 | A kind of PVC product with biocidal property |
| CN201710956208.4A Pending CN107556665A (en) | 2016-05-23 | 2016-05-23 | A kind of preparation method of the PVC product with biocidal property |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103289249A (en) * | 2013-06-24 | 2013-09-11 | 苏州新区佳合塑胶有限公司 | Bacteriostatic PVC film |
| CN105237906A (en) * | 2015-10-12 | 2016-01-13 | 上海新上化高分子材料有限公司 | High-resilience antibacterial medical polyvinyl chloride (PVC) plastic and preparation method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1126788C (en) * | 1999-11-02 | 2003-11-05 | 海尔科化工程塑料国家工程研究中心有限公司 | Non-toxic polyvinyl chloride composition and its preparing process |
| CN102051004B (en) * | 2009-10-30 | 2012-11-21 | 中国石油化工股份有限公司 | Antibacterial mold-resistant PVC (Poly Vinyl Chloride) flexible composition and preparation method thereof |
| CN101735533A (en) * | 2010-01-21 | 2010-06-16 | 上海纳米技术及应用国家工程研究中心有限公司 | Environmentally-friendly antibacterial polyvinyl chloride composite material and preparation method thereof |
| CN103396630B (en) * | 2013-07-16 | 2016-01-06 | 安徽安远塑胶股份有限公司 | Environment friendly bacteriostatic PVC film |
-
2016
- 2016-05-23 CN CN201610344480.2A patent/CN105949650B/en not_active Expired - Fee Related
- 2016-05-23 CN CN201710956208.4A patent/CN107556665A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103289249A (en) * | 2013-06-24 | 2013-09-11 | 苏州新区佳合塑胶有限公司 | Bacteriostatic PVC film |
| CN105237906A (en) * | 2015-10-12 | 2016-01-13 | 上海新上化高分子材料有限公司 | High-resilience antibacterial medical polyvinyl chloride (PVC) plastic and preparation method thereof |
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| CN105949650A (en) | 2016-09-21 |
| CN105949650B (en) | 2017-11-10 |
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Application publication date: 20180109 |