CN104861589A - Bacteriostatic plastic container - Google Patents

Abstract

The invention discloses a bacteriostatic plastic container. The bacteriostatic plastic container comprises, by weight, 0.3-1 part of difenoconazole, 0.5-1.1 part of morpholine, 2-3 parts of calcium fluoride, 3-4 parts of triclocarban, 2-3 parts of chlorinate paraffin, 1-2 parts of molybdenum oxide, 1-2 parts of diethylene glycol dibenzoate, 0.7-2 parts of polyvinyl pyrrolidone, 1-2 parts of magnesium carbonate, 0.6-1 part of polyacrylamide, 6-8 parts of wollastonite in powder, 0.2-0.4 part of sodium sulfite, 0.1-0.2 part of 4-dimethylaminopyridine, 85-90 parts of polyethylene terephthalate and 10-17 parts of modified sizing materials. The difenoconazole, the triclocarban and the polyvinyl pyrrolidone are added to the plastic container, and have good bacteriostasis and corrosion resistance, and therefore the bacteriostatic plastic container has good adaptability to the environment and is long in service life.

Description

A kind of antibacterial plastic containers

Technical field

The present invention relates generally to plastic applications, particularly relates to a kind of antibacterial plastic containers.

Background technology

Plastic containers are seen everywhere in life, bucket, bottle, tank, cup etc., because it is of many uses, throw-out also gets more and more, inevitable pollution is caused to environment, the plastic containers simultaneously had need the chemical products holding different performance, and some chemical productss can cause certain erosion to plastics itself, not only have a strong impact on the purity of chemical products, also easily cause danger in various degree, some plastic containers easily distribute toxic gas under burning or hot environment, the safety of harm surrounding population, in order to improve the defect of conventional plastic container each side, therefore reasonable disposition plastic formula composition is needed, add waste-tyre rubber-powder simultaneously, make full use of Resource recovery, reduce production cost, improve the integrated quality of finished plastic containers.

Summary of the invention

The object of the invention is just to provide a kind of antibacterial plastic containers.

The present invention is achieved by the following technical solutions:

A kind of antibacterial plastic containers, it is made up of the raw material of following weight parts:

Difenoconazole 0.3-1, morpholine 0.5-1.1, Calcium Fluoride (Fluorspan) 2-3, TCC 3-4, clorafin 2-3, molybdenum oxide 1-2, diethylene glycol dibenzoate 1-2, polyvinylpyrrolidone 0.7-2, magnesiumcarbonate 1-2, polyacrylamide 0.6-1, wollastonite powder 6-8, S-WAT 0.2-0.4, DMAP 0.1-0.2, polyethylene terephthalate 85-90, modification sizing material 10-17;

Described modification sizing material is made up of the raw material of following weight parts:

Waste-tyre rubber-powder 70-90, polyoxyethylene glycol 6-8, diatomite 4-6, hexamethyl cyclotrisiloxane 2-3, ethyl cellulose 16-20, tetracol phenixin 30-41, lanolin 2-3, whiteruss 50-60,2-mercaptobenzothiazole 0.1-0.2;

Polyoxyethylene glycol, ethyl cellulose are mixed to join in tetracol phenixin, ultrasonic vibration 3-5 minute, obtain solution a; Joined by lanolin in whiteruss, after stirring, raised temperature is 70-80 DEG C, drips above-mentioned solution a, dropwises rear insulation reaction 1-2 hour, add after diatomite being worn into fine powder, ageing 3-4 hour, press filtration, dry, obtains dry powder;

By waste-tyre rubber-powder, above-mentioned dry powder blend, be heated to 60-65 DEG C, add hexamethyl cyclotrisiloxane, insulated and stirred 20-30 minute, raised temperature is 150-160 DEG C, adds 2-mercaptobenzothiazole, be act on 4-5 minute under the microwave exposure of 2450MHz in microwave frequency, obtain modification sizing material.

A preparation method for antibacterial plastic containers, is characterized in that comprising the following steps:

(1) by molybdenum oxide, Calcium Fluoride (Fluorspan), magnesiumcarbonate mixing, the 10-16% of clorafin, above-mentioned polyethylene terephthalate weight is added after ball milling is even, be heated to 90-100 DEG C, insulated and stirred 7-10 minute, reduction temperature is 55-60 DEG C, add diethylene glycol dibenzoate, be uniformly mixed 3-5 minute;

(2) by difenoconazole, morpholine, TCC, polyvinylpyrrolidone mixing, stir;

(3) each raw material after above-mentioned process is mixed with each raw material of residue, join in forcing machine, melt extrude into pipe by forcing machine;

(4) designed still importing at the little pipe of molten state in the mould of definite shape, mould has been closed, and be blown into high-pressure air simultaneously and make it according to the mould molding set, simultaneously to mold cools down sizing, then started the goods that die cavity has been shaped.

Advantage of the present invention is:

Modification sizing material of the present invention: the carbon tetrachloride solution of polyoxyethylene glycol, ethyl cellulose joins in whiteruss by the present invention, because tetracol phenixin is easy to spread in whiteruss, be separated, add diatomite in powder, the height mixture be made up of alcohol, Mierocrystalline cellulose, native powder can be formed, give the good thermostability of mixture, thermoplasticity, anti-old property etc. simultaneously, then mix with waste-tyre rubber-powder and carry out microwave modification process, further increase the anti-aging and anti-caking effect of rubber powder, obtain high strength, high tenacity, resistance rubber powder;

Add difenoconazole, TCC, polyvinylpyrrolidone etc. in plastic containers of the present invention and all there are good antibacterial preservative property, have good adaptability to environment, long service life.

Embodiment

Embodiment 1:

A kind of antibacterial plastic containers, is characterized in that what it was made up of the raw material of following weight parts:

Difenoconazole 0.3, morpholine 0.5, Calcium Fluoride (Fluorspan) 3, TCC 3, clorafin 3, molybdenum oxide 2, diethylene glycol dibenzoate 1, polyvinylpyrrolidone 0.7, magnesiumcarbonate 2, polyacrylamide 0.6, wollastonite powder 6, S-WAT 0.4, DMAP 0.2, polyethylene terephthalate 90, modification sizing material 17;

Described modification sizing material is made up of the raw material of following weight parts:

Waste-tyre rubber-powder 90, water glass 7, lanolin 3, bone black 13, hexamethyl cyclotrisiloxane 4, dehydrated alcohol 240, boric acid 0.3, tributyl citrate 1,2-mercaptobenzothiazole 0.2;

Get 15% of above-mentioned dehydrated alcohol weight, be heated to 75 DEG C, add lanolin, stir, obtain lanolin ethanol;

By waste-tyre rubber-powder, bone black, tributyl citrate mixing, be heated to 65 DEG C, add 20% of above-mentioned hexamethyl cyclotrisiloxane weight, insulated and stirred 30 minutes, raised temperature is 160 DEG C, add 2-mercaptobenzothiazole, be act on 4 minutes under the microwave exposure of 2450MHz in microwave frequency, obtain modified glue powder;

By water glass, the mixing of remaining dehydrated alcohol, add ammoniacal liquor, regulate PH to be 7, stir 50 minutes at 65 DEG C, add modified glue powder, continue insulated and stirred 2 hours at the temperature disclosed above, add lanolin ethanol and remaining hexamethyl cyclotrisiloxane, 50 revs/min of dispersed with stirring 30 minutes, add each raw material of residue, be uniformly mixed 3 hours at 50 DEG C, suction filtration, at 100 DEG C, drying 5 minutes, obtains described modification sizing material.

A preparation method for antibacterial plastic containers, comprises the following steps:

(1) by molybdenum oxide, Calcium Fluoride (Fluorspan), magnesiumcarbonate mixing, ball milling evenly after add clorafin, above-mentioned polyethylene terephthalate weight 16%, be heated to 100 DEG C, insulated and stirred 10 minutes, reducing temperature is 55 DEG C, adds diethylene glycol dibenzoate, is uniformly mixed 5 minutes;

(2) by difenoconazole, morpholine, TCC, polyvinylpyrrolidone mixing, stir;

(3) each raw material after above-mentioned process is mixed with each raw material of residue, join in forcing machine, melt extrude into pipe by forcing machine;

(4) designed still importing at the little pipe of molten state in the mould of definite shape, mould has been closed, and be blown into high-pressure air simultaneously and make it according to the mould molding set, simultaneously to mold cools down sizing, then started the goods that die cavity has been shaped.

Performance test:

Tensile strength 124MPa, flexural strength 227MPa, notched Izod impact strength 74j/m, flame retardant resistance reaches V-0 (UL-94-3.0mm).

Claims (2)

1. antibacterial plastic containers, is characterized in that what it was made up of the raw material of following weight parts:

Difenoconazole 0.3-1, morpholine 0.5-1.1, Calcium Fluoride (Fluorspan) 2-3, TCC 3-4, clorafin 2-3, molybdenum oxide 1-2, diethylene glycol dibenzoate 1-2, polyvinylpyrrolidone 0.7-2, magnesiumcarbonate 1-2, polyacrylamide 0.6-1, wollastonite powder 6-8, S-WAT 0.2-0.4, DMAP 0.1-0.2, polyethylene terephthalate 85-90, modification sizing material 10-17;

Described modification sizing material is made up of the raw material of following weight parts:

Waste-tyre rubber-powder 70-90, polyoxyethylene glycol 6-8, diatomite 4-6, hexamethyl cyclotrisiloxane 2-3, ethyl cellulose 16-20, tetracol phenixin 30-41, lanolin 2-3, whiteruss 50-60,2-mercaptobenzothiazole 0.1-0.2;

Polyoxyethylene glycol, ethyl cellulose are mixed to join in tetracol phenixin, ultrasonic vibration 3-5 minute, obtain solution a; Joined by lanolin in whiteruss, after stirring, raised temperature is 70-80 DEG C, drips above-mentioned solution a, dropwises rear insulation reaction 1-2 hour, add after diatomite being worn into fine powder, ageing 3-4 hour, press filtration, dry, obtains dry powder;

By waste-tyre rubber-powder, above-mentioned dry powder blend, be heated to 60-65 DEG C, add hexamethyl cyclotrisiloxane, insulated and stirred 20-30 minute, raised temperature is 150-160 DEG C, adds 2-mercaptobenzothiazole, be act on 4-5 minute under the microwave exposure of 2450MHz in microwave frequency, obtain modification sizing material.

2. a preparation method for antibacterial plastic containers as claimed in claim 1, is characterized in that comprising the following steps:

(1) by molybdenum oxide, Calcium Fluoride (Fluorspan), magnesiumcarbonate mixing, the 10-16% of clorafin, above-mentioned polyethylene terephthalate weight is added after ball milling is even, be heated to 90-100 DEG C, insulated and stirred 7-10 minute, reduction temperature is 55-60 DEG C, add diethylene glycol dibenzoate, be uniformly mixed 3-5 minute;

(2) by difenoconazole, morpholine, TCC, polyvinylpyrrolidone mixing, stir;

(3) each raw material after above-mentioned process is mixed with each raw material of residue, join in forcing machine, melt extrude into pipe by forcing machine;

(4) designed still importing at the little pipe of molten state in the mould of definite shape, mould has been closed, and be blown into high-pressure air simultaneously and make it according to the mould molding set, simultaneously to mold cools down sizing, then started the goods that die cavity has been shaped.