CN109929162A - Potent corrosion-resistant rubber and plastic composite insulation material of one kind and preparation method thereof - Google Patents
Potent corrosion-resistant rubber and plastic composite insulation material of one kind and preparation method thereof Download PDFInfo
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Abstract
The present invention provides potent corrosion-resistant rubber and plastic composite insulation material of one kind and preparation method thereof, is related to heat-insulating material production technical field.The rubber and plastic composite insulation material is made of raw material from the following weight: 50-60 parts of neoprene, 25-35 parts of fluorubber, 10-14 parts of copper dialkyldithiocarbamate, 5-7 parts of ceria, 6-10 parts of boron nitride, 2-4 parts of glass fibre, 12-16 parts of polyethersulfone resin, 1-3 parts of cetyl trimethylammonium bromide, 7-9 parts of O- tertiary alkyl benzotriazole, 4-8 parts of 2,6- three-level butyl -4- methylphenol, 0.2-0.5 parts of silane coupling agent, 1.0-1.5 parts of plasticizer, 2-4 parts of foaming agent.The present invention overcomes the deficiencies in the prior art, can effectively improve the corrosion resistance of rubber-plastic heat insulation material, prevent it from being corroded under the influence of the external world, to influence its normal use, insulation effect is good, rubber-plastic heat insulation material superior performance, are suitable for promoting.
Description
Technical field
The present invention relates to heat-insulating material production technical fields, and in particular to a kind of potent corrosion-resistant rubber and plastic composite insulation material
And preparation method thereof.
Background technique
Insulating rubber plastic is resilient closed cell's elastic material, have it is soft, resistance to circumnutate, resist cold, is heat-resisting, waterproof, thermally conductive system
The excellent performances such as the low, dampings of number, sound-absorbing, can be widely applied to central air-conditioning, building, chemical industry, light textile, metallurgy, propagation, vehicle,
The industries such as electric appliance and partial all kinds of cold and hot medium pipelines, container can achieve the effect that reduce cold damage and heat waste.In addition construction letter
Just, appearance is neat and artistic, and product is free of fibre dust, will not breed the harmful substances such as any mould, therefore be a kind of Gao Pin
The cross-centennial heat-insulating material of new generation of matter.
Rubber-plastic heat insulation material is widely used in inside the heat-insulation systems such as air-conditioning, since it is mutually interconnected with external environment always
Logical, therefore, rubber-plastic heat insulation material is easy to be corroded under the influence of the external world, and insulation effect is poor, to influence its normal use.Cause
This, a kind of corrosion resistant rubber-plastic heat insulation material becomes the hot spot of researchers' research.
Summary of the invention
In view of the shortcomings of the prior art, the present invention provides the potent corrosion-resistant rubber and plastic composite insulation material of one kind and its preparation side
Method, the present invention overcomes the deficiencies in the prior art, can effectively improve the corrosion resistance of rubber-plastic heat insulation material, prevent it in the external world
Under the influence of corroded, to influence its normal use, insulation effect is good, rubber-plastic heat insulation material superior performance, be suitable for promote.
In order to achieve the above object, technical solution of the present invention is achieved by the following technical programs:
A kind of potent corrosion-resistant rubber and plastic composite insulation material, the rubber and plastic composite insulation material by following parts by weight raw material
It is made: 50-60 parts of neoprene, 25-35 parts of fluorubber, 10-14 parts of copper dialkyldithiocarbamate, ceria 5-7
Part, 6-10 parts of boron nitride, 2-4 parts of glass fibre, 12-16 parts of polyethersulfone resin, 1-3 parts of cetyl trimethylammonium bromide, O-
7-9 parts of tertiary alkyl benzotriazole, 4-8 parts of 2,6- three-level butyl -4- methylphenol, 0.2-0.5 parts of silane coupling agent, plasticizer
1.0-1.5 2-4 parts of part, foaming agent.
Preferably, the rubber and plastic composite insulation material is made of raw material from the following weight: 55 parts of neoprene, fluorubber
30 parts, 12 parts of copper dialkyldithiocarbamate, 6 parts of ceria, 8 parts of boron nitride, 3 parts of glass fibre, polyethersulfone resin
14 parts, 2 parts of cetyl trimethylammonium bromide, 8 parts of O- tertiary alkyl benzotriazole, 6 parts of 2,6- three-level butyl -4- methylphenol,
0.35 part of silane coupling agent, 1.25 parts of plasticizer, 3 parts of foaming agent.
Preferably, the silane coupling agent is by double-(γ-triethoxy silicon substrate propyl) tetrasulfide, (the b- first of vinyl three
Oxygroup ethyoxyl) silane and 3- aminopropyl triethoxysilane mix with mass ratio for 2:1:1.
Preferably, the plasticizer is by phthalic acid ester, dicyclohexyl phthalate, (the 2- ethyl of phthalic acid two
Oneself) ester and dioctyl sebacate mix with mass ratio for 3:2:1:2.
Preferably, the foaming agent is mixed by sodium bicarbonate and ammonium carbonate with mass ratio for 2:1.
The preparation method of the rubber and plastic composite insulation material the following steps are included:
(1) will neoprene and fluorubber mix after crush, after be mixed object and pour into rubber mixing machine, be warming up to 160-
180 DEG C, it is spare that heat preservation mixing 2-4h obtains base-material；
(2) copper dialkyldithiocarbamate, ceria and boron nitride are added in grinder and carry out mixed grinding,
After be mixed object and be added in blender, and glass fibre is added, it is spare that stirring and mixing 1-2h obtains resistant material A；
(3) after mixing polyethersulfone resin, cetyl trimethylammonium bromide and silane coupling agent, in 80-100 DEG C of constant temperature
Under the conditions of carry out heating water bath, after 30-50min is bred in heat preservation, then O- tertiary alkyl benzotriazole and 2 is added into its mixture,
6- three-level butyl -4- methylphenol, it is spare that continuation insulated and stirred 1-2h obtains resistant material B；
(4) it is added in the rubber mixing machine in above-mentioned steps (1) after mixing resistant material A obtained and resistant material B,
Plasticizer is added, foaming agent is added after being kneaded 4-8h in heat preservation, continues after stirring 20-30min, it is standby that thermal insulation foaming 1-2h obtains raw material
With；
(5) extrusion molding in extruder is added in raw material obtained, rear cooled to room temperature obtains product.
Preferably, adjustment revolving speed is to 600-800r/min in step (2), and the middle revolving speed that adjusts of step (3) is to 100-120r/
Min, and revolving speed is adjusted in step (4) to 200-300r/min.
Preferably, it is 0.01-0.03mm that granularity is ground in step (2).
The present invention provides potent corrosion-resistant rubber and plastic composite insulation material of one kind and preparation method thereof, excellent compared with prior art
Point is:
(1) corrosion resistant is made using copper dialkyldithiocarbamate, ceria, boron nitride and glass fibre in the present invention
Corrosion material A can effectively improve the corrosion resistance of rubber-plastic heat insulation material, prevent it from being corroded under the influence of the external world, thus shadow
Its normal use is rung, insulation effect is good, and wherein the use of glass fibre can also effectively improve the connection between heat-insulating material each component
Intensity, to effectively improve its cracking resistance, heat-insulating material is had excellent performance；
(2) present invention uses polyethersulfone resin, cetyl trimethylammonium bromide, O- tertiary alkyl benzotriazole and 2,6- tri-
Resistant material B is made in grade butyl -4- methylphenol, can cooperate with resistant material A, effectively improve rubber-plastic insulating material
The corrosion resistance of material, by breed modification to polyethersulfone resin for cetyl trimethylammonium bromide in advance, then with its
He carries out Hybrid Heating at component, can effectively improve the overall performance of resistant material B, moreover it is possible to its anticorrosion effect is effectively promoted,
Rubber-plastic heat insulation material superior performance is suitable for promoting.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below with reference to the embodiment of the present invention pair
Technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is a part of the invention
Embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making wound
Every other embodiment obtained under the premise of the property made labour, shall fall within the protection scope of the present invention.
Embodiment 1:
A kind of potent corrosion-resistant rubber and plastic composite insulation material, the rubber and plastic composite insulation material by following parts by weight raw material
It is made: 50 parts of neoprene, 25 parts of fluorubber, 10 parts of copper dialkyldithiocarbamate, 5 parts of ceria, boron nitride 6
Part, 2 parts of glass fibre, 12 parts of polyethersulfone resin, 1 part of cetyl trimethylammonium bromide, 7 parts of O- tertiary alkyl benzotriazole, 2,
4 parts of 6- three-level butyl -4- methylphenol, 0.2 part of silane coupling agent, 1.0 parts of plasticizer, 2 parts of foaming agent.
Wherein, the silane coupling agent is by double-(γ-triethoxy silicon substrate propyl) tetrasulfide, (the b- methoxy of vinyl three
Base oxethyl) silane and 3- aminopropyl triethoxysilane mix with mass ratio for 2:1:1；The plasticizer is by benzene diformazan
Acid esters, dicyclohexyl phthalate, (2- ethyl hexyl) ester of phthalic acid two and dioctyl sebacate are 3:2 with mass ratio:
1:2 is mixed；The foaming agent is mixed by sodium bicarbonate and ammonium carbonate with mass ratio for 2:1.
The preparation method of the rubber and plastic composite insulation material the following steps are included:
(1) will neoprene and fluorubber mix after crush, after be mixed object and pour into rubber mixing machine, be warming up to 160-
180 DEG C, it is spare that heat preservation mixing 2-4h obtains base-material；
(2) copper dialkyldithiocarbamate, ceria and boron nitride are added in grinder and carry out mixed grinding,
After be mixed object and be added in blender, and glass fibre is added, it is spare that stirring and mixing 1-2h obtains resistant material A；
(3) after mixing polyethersulfone resin, cetyl trimethylammonium bromide and silane coupling agent, in 80-100 DEG C of constant temperature
Under the conditions of carry out heating water bath, after 30-50min is bred in heat preservation, then O- tertiary alkyl benzotriazole and 2 is added into its mixture,
6- three-level butyl -4- methylphenol, it is spare that continuation insulated and stirred 1-2h obtains resistant material B；
(4) it is added in the rubber mixing machine in above-mentioned steps (1) after mixing resistant material A obtained and resistant material B,
Plasticizer is added, foaming agent is added after being kneaded 4-8h in heat preservation, continues after stirring 20-30min, it is standby that thermal insulation foaming 1-2h obtains raw material
With；
(5) extrusion molding in extruder is added in raw material obtained, rear cooled to room temperature obtains product.
Wherein, in step (2) adjustment revolving speed to 600-800r/min, in step (3) adjustment revolving speed to 100-120r/min,
And revolving speed is adjusted in step (4) to 200-300r/min；It is 0.01-0.03mm that granularity is ground in step (2).
Embodiment 2:
A kind of potent corrosion-resistant rubber and plastic composite insulation material, the rubber and plastic composite insulation material by following parts by weight raw material
It is made: 55 parts of neoprene, 30 parts of fluorubber, 12 parts of copper dialkyldithiocarbamate, 6 parts of ceria, boron nitride 8
Part, 3 parts of glass fibre, 14 parts of polyethersulfone resin, 2 parts of cetyl trimethylammonium bromide, 8 parts of O- tertiary alkyl benzotriazole, 2,
6 parts of 6- three-level butyl -4- methylphenol, 0.35 part of silane coupling agent, 1.25 parts of plasticizer, 3 parts of foaming agent.
Wherein, the silane coupling agent is by double-(γ-triethoxy silicon substrate propyl) tetrasulfide, (the b- methoxy of vinyl three
Base oxethyl) silane and 3- aminopropyl triethoxysilane mix with mass ratio for 2:1:1；The plasticizer is by benzene diformazan
Acid esters, dicyclohexyl phthalate, (2- ethyl hexyl) ester of phthalic acid two and dioctyl sebacate are 3:2 with mass ratio:
1:2 is mixed；The foaming agent is mixed by sodium bicarbonate and ammonium carbonate with mass ratio for 2:1.
The preparation method of the rubber and plastic composite insulation material the following steps are included:
(1) will neoprene and fluorubber mix after crush, after be mixed object and pour into rubber mixing machine, be warming up to 160-
180 DEG C, it is spare that heat preservation mixing 2-4h obtains base-material；
(2) copper dialkyldithiocarbamate, ceria and boron nitride are added in grinder and carry out mixed grinding,
After be mixed object and be added in blender, and glass fibre is added, it is spare that stirring and mixing 1-2h obtains resistant material A；
(3) after mixing polyethersulfone resin, cetyl trimethylammonium bromide and silane coupling agent, in 80-100 DEG C of constant temperature
Under the conditions of carry out heating water bath, after 30-50min is bred in heat preservation, then O- tertiary alkyl benzotriazole and 2 is added into its mixture,
6- three-level butyl -4- methylphenol, it is spare that continuation insulated and stirred 1-2h obtains resistant material B；
(4) it is added in the rubber mixing machine in above-mentioned steps (1) after mixing resistant material A obtained and resistant material B,
Plasticizer is added, foaming agent is added after being kneaded 4-8h in heat preservation, continues after stirring 20-30min, it is standby that thermal insulation foaming 1-2h obtains raw material
With；
(5) extrusion molding in extruder is added in raw material obtained, rear cooled to room temperature obtains product.
Wherein, in step (2) adjustment revolving speed to 600-800r/min, in step (3) adjustment revolving speed to 100-120r/min,
And revolving speed is adjusted in step (4) to 200-300r/min；It is 0.01-0.03mm that granularity is ground in step (2).
Embodiment 3:
A kind of potent corrosion-resistant rubber and plastic composite insulation material, the rubber and plastic composite insulation material by following parts by weight raw material
It is made: 60 parts of neoprene, 35 parts of fluorubber, 14 parts of copper dialkyldithiocarbamate, 7 parts of ceria, boron nitride 10
Part, 4 parts of glass fibre, 16 parts of polyethersulfone resin, 3 parts of cetyl trimethylammonium bromide, 9 parts of O- tertiary alkyl benzotriazole, 2,
8 parts of 6- three-level butyl -4- methylphenol, 0.5 part of silane coupling agent, 1.5 parts of plasticizer, 4 parts of foaming agent.
Wherein, the silane coupling agent is by double-(γ-triethoxy silicon substrate propyl) tetrasulfide, (the b- methoxy of vinyl three
Base oxethyl) silane and 3- aminopropyl triethoxysilane mix with mass ratio for 2:1:1；The plasticizer is by benzene diformazan
Acid esters, dicyclohexyl phthalate, (2- ethyl hexyl) ester of phthalic acid two and dioctyl sebacate are 3:2 with mass ratio:
1:2 is mixed；The foaming agent is mixed by sodium bicarbonate and ammonium carbonate with mass ratio for 2:1.
The preparation method of the rubber and plastic composite insulation material the following steps are included:
(1) will neoprene and fluorubber mix after crush, after be mixed object and pour into rubber mixing machine, be warming up to 160-
180 DEG C, it is spare that heat preservation mixing 2-4h obtains base-material；
(2) copper dialkyldithiocarbamate, ceria and boron nitride are added in grinder and carry out mixed grinding,
After be mixed object and be added in blender, and glass fibre is added, it is spare that stirring and mixing 1-2h obtains resistant material A；
(3) after mixing polyethersulfone resin, cetyl trimethylammonium bromide and silane coupling agent, in 80-100 DEG C of constant temperature
Under the conditions of carry out heating water bath, after 30-50min is bred in heat preservation, then O- tertiary alkyl benzotriazole and 2 is added into its mixture,
6- three-level butyl -4- methylphenol, it is spare that continuation insulated and stirred 1-2h obtains resistant material B；
(4) it is added in the rubber mixing machine in above-mentioned steps (1) after mixing resistant material A obtained and resistant material B,
Plasticizer is added, foaming agent is added after being kneaded 4-8h in heat preservation, continues after stirring 20-30min, it is standby that thermal insulation foaming 1-2h obtains raw material
With；
(5) extrusion molding in extruder is added in raw material obtained, rear cooled to room temperature obtains product.
Wherein, in step (2) adjustment revolving speed to 600-800r/min, in step (3) adjustment revolving speed to 100-120r/min,
And revolving speed is adjusted in step (4) to 200-300r/min；It is 0.01-0.03mm that granularity is ground in step (2).
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (8)
1. a kind of potent corrosion-resistant rubber and plastic composite insulation material, which is characterized in that the rubber and plastic composite insulation material is by following heavy
The raw material of amount part is made: 50-60 parts of neoprene, 25-35 parts of fluorubber, 10-14 parts of copper dialkyldithiocarbamate, two
5-7 parts of cerium oxide, 6-10 parts of boron nitride, 2-4 parts of glass fibre, 12-16 parts of polyethersulfone resin, cetyl trimethylammonium bromide
1-3 parts, 7-9 parts of O- tertiary alkyl benzotriazole, 4-8 parts of 2,6- three-level butyl -4- methylphenol, 0.2-0.5 parts of silane coupling agent,
1.0-1.5 parts of plasticizer, 2-4 parts of foaming agent.
2. the potent corrosion-resistant rubber and plastic composite insulation material of one kind according to claim 1, which is characterized in that the rubber and plastic is multiple
It closes heat-insulating material to be made of raw material from the following weight: 55 parts of neoprene, 30 parts of fluorubber, dialkyldithiocarbamacompositions
12 parts of copper, 6 parts of ceria, 8 parts of boron nitride, 3 parts of glass fibre, 14 parts of polyethersulfone resin, cetyl trimethylammonium bromide 2
Part, 8 parts of O- tertiary alkyl benzotriazole, 6 parts of 2,6- three-level butyl -4- methylphenol, 0.35 part of silane coupling agent, plasticizer 1.25
Part, 3 parts of foaming agent.
3. the potent corrosion-resistant rubber and plastic composite insulation material of one kind according to claim 1, which is characterized in that the silane is even
Join agent by double-(γ-triethoxy silicon substrate propyl) tetrasulfide, (b- methoxy ethoxy) silane of vinyl three and 3- aminopropyl
Triethoxysilane is mixed with mass ratio for 2:1:1.
4. the potent corrosion-resistant rubber and plastic composite insulation material of one kind according to claim 1, which is characterized in that the plasticizer
By phthalic acid ester, dicyclohexyl phthalate, (2- ethyl hexyl) ester of phthalic acid two and dioctyl sebacate with quality
Than being mixed for 3:2:1:2.
5. the potent corrosion-resistant rubber and plastic composite insulation material of one kind according to claim 1, which is characterized in that the foaming agent
It is mixed by sodium bicarbonate and ammonium carbonate with mass ratio for 2:1.
6. a kind of preparation method of potent corrosion-resistant rubber and plastic composite insulation material, which is characterized in that the rubber and plastic composite adiabatic material
The preparation method of material the following steps are included:
(1) will neoprene and fluorubber mix after crush, after be mixed object and pour into rubber mixing machine, be warming up to 160-180 DEG C,
It is spare that heat preservation mixing 2-4h obtains base-material；
(2) will copper dialkyldithiocarbamate, ceria and boron nitride be added grinder in carry out mixed grinding, after will
Its mixture is added in blender, and glass fibre is added, and it is spare that stirring and mixing 1-2h obtains resistant material A；
(3) after mixing polyethersulfone resin, cetyl trimethylammonium bromide and silane coupling agent, in 80-100 DEG C of constant temperature
Lower carry out heating water bath after 30-50min is bred in heat preservation, then O- tertiary alkyl benzotriazole and 2,6- tri- is added into its mixture
Grade butyl -4- methylphenol, it is spare that continuation insulated and stirred 1-2h obtains resistant material B；
(4) it is added in the rubber mixing machine in above-mentioned steps (1) after mixing resistant material A obtained and resistant material B, then plus
Enter plasticizer, foaming agent is added after being kneaded 4-8h in heat preservation, continues after stirring 20-30min, thermal insulation foaming 1-2h obtains raw material for standby；
(5) extrusion molding in extruder is added in raw material obtained, rear cooled to room temperature obtains product.
7. the preparation method of the potent corrosion-resistant rubber and plastic composite insulation material of one kind according to claim 6, it is characterised in that:
The middle revolving speed that adjusts of step (2) is to 600-800r/min, the middle adjustment revolving speed of step (3) to 100-120r/min, and tune in step (4)
Turn over speed is to 200-300r/min.
8. the preparation method of the potent corrosion-resistant rubber and plastic composite insulation material of one kind according to claim 6, it is characterised in that:
It is 0.01-0.03mm that granularity is ground in step (2).
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Application publication date: 20190625 |