CN111825924A - Damping material, damping product containing damping material and preparation method of damping product - Google Patents

Damping material, damping product containing damping material and preparation method of damping product Download PDF

Info

Publication number
CN111825924A
CN111825924A CN202010765336.2A CN202010765336A CN111825924A CN 111825924 A CN111825924 A CN 111825924A CN 202010765336 A CN202010765336 A CN 202010765336A CN 111825924 A CN111825924 A CN 111825924A
Authority
CN
China
Prior art keywords
damping
parts
damping material
petroleum resin
butyl rubber
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202010765336.2A
Other languages
Chinese (zh)
Inventor
杨毕霞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Weineng Guangdong New Materials Co ltd
Original Assignee
Weineng Guangdong New Materials Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Weineng Guangdong New Materials Co ltd filed Critical Weineng Guangdong New Materials Co ltd
Priority to CN202010765336.2A priority Critical patent/CN111825924A/en
Publication of CN111825924A publication Critical patent/CN111825924A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
    • C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
    • C08L23/22—Copolymers of isobutene; Butyl rubber ; Homo- or copolymers of other iso-olefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/06—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of natural rubber or synthetic rubber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B32B15/085—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B25/00—Layered products comprising a layer of natural or synthetic rubber
    • B32B25/04—Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B25/06—Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material of paper or cardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B25/00—Layered products comprising a layer of natural or synthetic rubber
    • B32B25/18—Layered products comprising a layer of natural or synthetic rubber comprising butyl or halobutyl rubber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/10—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of paper or cardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical properties
    • B32B7/027—Thermal properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/306—Resistant to heat
    • B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
    • 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
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2227—Oxides; Hydroxides of metals of aluminium
    • 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
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • C08K2003/265—Calcium, strontium or barium carbonate
    • 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
    • C08L2201/00—Properties
    • C08L2201/02—Flame or fire retardant/resistant
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention relates to the technical field of damping materials, in particular to a damping material, a damping product containing the damping material and a preparation method of the damping product. The damping material is prepared from the raw materials of, by weight, 20-40 parts of butyl rubber, 1-5 parts of petroleum resin, 60-90 parts of polyolefin, 90-110 parts of nano powder, 0-10 parts of pigment, 0-300 parts of flame retardant, 0-5 parts of anti-aging agent and 1-10 parts of base oil. The damping material provided by the invention has good stability, and can be used for 5 years without aging; the flame retardant property is excellent; meanwhile, the loss damping factors at minus 10-50 ℃ meet the standard requirements, the damping effect is good, and the use of various climatic conditions can be met.

Description

Damping material, damping product containing damping material and preparation method of damping product
Technical Field
The invention relates to the technical field of damping materials, in particular to a damping material, a damping product containing the damping material and a preparation method of the damping product.
Background
The damping material has the functions of vibration reduction and noise reduction. The vibration and noise of the automobile are related to environmental protection, the running stability, the durability and the safety of the automobile, and the asphalt-based material with lower cost is adopted very early abroad, so that the indoor noise of the automobile is effectively prevented, controlled and controlled. However, as the environmental awareness of people is gradually increased, the environmental requirements in the automobile are gradually increased, and the asphalt-based damping material is gradually replaced by a rubber material.
Butyl rubber is an excellent damping vibration attenuation material. The material can be applied to vibration reduction and noise reduction of aviation, aerospace, automobiles, grain machinery, medical treatment, household appliances and other various thin-wall structures through reasonable treatment. Practice proves that: the butyl rubber damping material is applied, so that the fatigue resistance of a product, the accuracy and the reliability of equipment can be improved, and the comfort and the safety of the environment are greatly improved. The common damping material mainly comprises a high polymer material, belongs to an inflammable material and has certain hidden danger when being applied to the field of automobiles. Meanwhile, the existing damping material is not strong in viscosity, the damping coefficient does not reach the standard, and meanwhile, the damping material is greatly influenced by the environment and cannot adapt to damping in an extreme environment.
Disclosure of Invention
Aiming at some problems in the prior art, the first aspect of the invention provides a damping material, which comprises, by weight, 20-40 parts of butyl rubber, 1-5 parts of petroleum resin, 60-90 parts of polyolefin, 90-110 parts of nano powder, 0-10 parts of pigment, 0-300 parts of flame retardant, 0-5 parts of anti-aging agent and 1-10 parts of base oil.
As a preferable technical scheme of the invention, the polyolefin is selected from one or more of polyethylene, polypropylene, polybutylene and polyisobutylene.
In a preferable technical scheme of the invention, the weight average molecular weight of the polyisobutylene is 2000-3000.
As a preferable technical solution of the present invention, the butyl rubber is selected from one or more of butyl rubber 1675, butyl rubber 1751, butyl rubber 1650 and butyl rubber 325.
As a preferable technical scheme of the invention, the particle size of the nano powder is 300-500 meshes.
As a preferable technical solution of the present invention, the nano powder is selected from one or more of silica, carbon black and calcium carbonate.
In a preferred embodiment of the present invention, the petroleum resin is one or more selected from hydrogenated petroleum resin, aliphatic petroleum resin, alicyclic petroleum resin, aromatic petroleum resin, and aliphatic/aromatic copolymerized petroleum resin.
In a preferable technical scheme of the invention, the weight average molecular weight of the hydrogenated petroleum resin is 300-2000.
The second aspect of the invention provides a preparation method of the damping material, which comprises the following steps: and kneading all preparation raw materials of the damping material in a kneader at 120-140 ℃ to obtain the damping material.
The invention also provides a damping product containing the damping material.
As a preferable technical scheme of the invention, the damping product sequentially comprises a protective layer, a damping layer and release paper from top to bottom; the damping layer is prepared from the damping material as claimed in any one of claims 1 to 7; the thickness of the damping layer is 0.8-1.5 cm.
Compared with the prior art, the invention has the following beneficial effects:
the damping material provided by the invention has good stability, and can be continuously used for 5 years without aging; the flame retardant property is excellent; meanwhile, the loss damping factors at minus 10-50 ℃ meet the standard requirements, the damping effect is good, and the use of various climatic conditions can be met.
Detailed Description
The present invention is illustrated by the following specific embodiments, but is not limited to the specific examples given below.
The invention provides a damping material, which comprises, by weight, 20-40 parts of butyl rubber, 1-5 parts of petroleum resin, 60-90 parts of polyolefin, 90-110 parts of nano powder, 0-10 parts of pigment, 0-300 parts of flame retardant, 0-5 parts of anti-aging agent and 1-10 parts of base oil.
In one embodiment, the damping material is prepared from 30 parts by weight of butyl rubber, 3 parts by weight of petroleum resin, 75 parts by weight of polyolefin, 100 parts by weight of nano powder, 3 parts by weight of pigment, 200 parts by weight of flame retardant, 0.5 part by weight of anti-aging agent and 6 parts by weight of base oil.
Butyl rubber
Butyl rubber is one of the synthetic rubbers, synthesized from isobutylene and a small amount of isoprene. Are generally used for manufacturing tires. In the field of building waterproofing, butyl rubber has been widely used to replace asphalt with an environmental protection name.
In one embodiment, the butyl rubber is selected from one or more of butyl rubber 1675, butyl rubber 1751, butyl rubber 1650, and butyl rubber 325.
Preferably, the butyl rubber is butyl rubber 1675.
The butyl rubber 1675 of the invention is available from Shanghai short-distance International trade company, Inc.
Petroleum resins
In one embodiment, the petroleum resin is selected from one or more of hydrogenated petroleum resin, aliphatic petroleum resin, alicyclic petroleum resin, aromatic petroleum resin, and aliphatic/aromatic copolymerized petroleum resin.
Preferably, the petroleum resin is a hydrogenated petroleum resin.
Preferably, the hydrogenated petroleum resin has a weight average molecular weight of 300 to 2000.
Preferably, the hydrogenated petroleum resin is a C9 hydrogenated petroleum resin.
The C9 hydrogenated petroleum resin with the weight-average molecular weight of 300-2000 is purchased from Shuangteng rubber trade company Limited in Dongguan city.
Polyolefins
In one embodiment, the polyolefin is selected from one or more of polyethylene, polypropylene, polybutylene, polyisobutylene.
Preferably, the weight average molecular weight of the polyisobutylene is 2000-3000.
In a preferred embodiment, the polyolefin is polyisobutylene.
Preferably, the weight average molecular weight of the polyisobutylene is 2000-3000; more preferably, the weight average molecular weight of the polyisobutylene is 2400.
Preferably, the polyisobutylene is available under the designation PB 2400.
Nano powder
In one embodiment, the nano powder has a particle size of 300 to 500 mesh.
Preferably, the nano powder has a particle size of 400 mesh.
In one embodiment, the nanopowder is selected from one or more of silica, carbon black, calcium carbonate.
Preferably, the nano-powder is calcium carbonate.
The calcium carbonate with the particle size of 400 meshes is purchased from Xinjincheng calcium carbonate Co.
Pigment (I)
The pigment of the present invention is not particularly limited and may be conventionally selected by those skilled in the art as needed.
In one embodiment, the pigment is carbon black.
Preferably, the carbon black is available under the model number N550 from the south China sea Essol chemical trade company in Foshan.
Flame retardant
In one embodiment, the flame retardant is selected from one or more of aluminum hydroxide, magnesium hydroxide, red phosphorus, ammonium polyphosphate, zinc borate, antimony oxide, molybdenum compounds.
Preferably, the flame retardant is aluminum hydroxide.
The aluminum hydroxide of the invention is purchased from Chifeng plastics Co., Ltd, Dongguan city.
Anti-aging agent
The antioxidant of the present invention is not particularly limited, and those skilled in the art may select it as desired.
In one embodiment, the antioxidant is available from Ruitou rubber and Plastic materials, Inc. of Foshan, under the designation MB-N.
Base oil
The base oil is a non-volatile oil extracted from seeds, flowers, rhizomes or fruits of plants. In one embodiment, the base oil has a kinematic viscosity of 42 to 50mm at 40 ℃ as measured in accordance with GB/T265-19882/s。
Preferably, the base oil is 250N, available from pantone lube, inc.
The applicant unexpectedly found that the butyl rubber 1675 is used as the butyl rubber, 1675 is used as the petroleum resin, 16778 is used as the C9 hydrogenated petroleum resin with the weight-average molecular weight of 300-2000 is used as the petroleum resin, 2000-3000 is used as the polyisobutylene, and 42-50 mm is used as the kinematic viscosity of the base oil2The damping effect of the damping material obtained at/s is better, and the applicant believes that the possible reason is butylThe Mooney viscosity of the rubber 1675 is stable, the rubber has good bonding performance with petroleum resin, polyisobutylene and base oil under specific conditions, the reaction is sufficient, the compatibility is good, and the obtained damping material has high viscosity and good damping performance. The second aspect of the invention provides a preparation method of the damping material, which comprises the following steps: and kneading all preparation raw materials of the damping material in a kneader at 120-140 ℃ to obtain the damping material.
In one embodiment, the preparation method of the damping material comprises the following steps:
(1) kneading the petroleum resin, the pigment, the anti-aging agent, the nano powder accounting for 15-30% of the total weight of the nano powder and the butyl rubber in a kneader at 120-140 ℃ for 20-50 min;
(2) adding polyolefin accounting for 60-70% of the total weight of the polyolefin, flame retardant accounting for 40-60% of the total weight of the flame retardant and nano powder accounting for 20-30% of the total weight of the nano powder, and continuously kneading for 15-30 min at 120-140 ℃ in a kneading machine;
(3) adding the rest of the polyolefin, the flame retardant and the nano powder, and continuously kneading for 15-30 min in a kneader at 120-140 ℃.
In a preferred embodiment, the preparation method of the damping material comprises the following steps:
(1) kneading petroleum resin, pigment, anti-aging agent, nanometer powder accounting for 25 percent of the total weight of the nanometer powder and butyl rubber in a kneader at 125 ℃ for 25 min;
(2) adding polyolefin 67% of the total weight of the polyolefin, flame retardant 50% of the total weight of the flame retardant and nano powder 25% of the total weight of the nano powder, and continuously kneading for 18min at 125 ℃ in a kneader;
(3) adding the rest of polyolefin, flame retardant and nano powder, and kneading continuously in a kneader at 125 ℃ for 20 min.
In the preparation method of the damping material, the skilled person can turn the material according to the needs in the kneading process.
The invention also provides a damping product containing the damping material.
In one embodiment, the damping product comprises a protective layer, a damping layer and release paper from top to bottom in sequence.
The damping layer is prepared from damping materials.
The material and thickness of the protective layer of the present invention are not particularly limited and may be conventionally selected by those skilled in the art as needed.
In one embodiment, the protective layer is an aluminum foil having a thickness of 200 μm.
In one embodiment, the thickness of the damping layer is 0.8-1.5 cm.
Preferably, the damping layer has a thickness of 1 cm.
The thickness and color of the release paper of the present invention are not particularly limited, and those skilled in the art can make routine selections.
Examples
Hereinafter, the present invention will be described in more detail by way of examples, but it should be understood that these examples are merely illustrative and not restrictive. The starting materials used in the examples which follow are all commercially available unless otherwise stated.
Example 1
The embodiment 1 of the invention provides a damping material, which comprises the following components in parts by weight: 20 parts of butyl rubber, 1 part of petroleum resin, 60 parts of polyolefin, 90 parts of nano powder, 1 part of pigment, 150 parts of flame retardant, 0.2 part of anti-aging agent and 3 parts of base oil.
The butyl rubber is 1675, which is purchased from Shanghai short-distance international trade company; the petroleum resin is C9 hydrogenated petroleum resin, has the weight average molecular weight of 300-2000 and is purchased from Shuangteng rubber trade company, Inc. in Dongguan city; the polyolefin is polyisobutylene, the weight average molecular weight is 2400, the mark is PB2400, and the polyolefin is purchased from Jialin chemical technology Co., Ltd; the particle size of the nano powder is 400 meshes, and the nano powder is calcium carbonate which is purchased from Xinjincheng calcium carbonate company Limited in the connected state; the pigment is carbon black with the model number of N550, and is purchased from south China sea Essol chemical industry trade business; the flame retardant is aluminum hydroxide and is purchased from Chifeng plastics Co., Ltd, Dongguan city; the anti-aging agent is purchased from Ruitou rubber and plastic materials Co., Ltd, of Foshan City, and the mark is MB-N; the base oil is at 40 deg.CThe kinematic viscosity measured by GB/T265-1988 is 42-50 mm2And/s, model 250N, available from Pentium lubricating oil, Inc., Guangzhou.
The preparation method of the damping material comprises the following specific steps:
(1) kneading petroleum resin, pigment, anti-aging agent, nanometer powder accounting for 25 percent of the total weight of the nanometer powder and butyl rubber in a kneader at 125 ℃ for 25 min;
(2) adding polyolefin 67% of the total weight of the polyolefin, flame retardant 50% of the total weight of the flame retardant and nano powder 25% of the total weight of the nano powder, and continuously kneading for 18min at 125 ℃ in a kneader;
(3) adding the rest of polyolefin, flame retardant and nano powder, and kneading continuously in a kneader at 125 ℃ for 20 min.
A damping product comprises an aluminum foil, a damping layer and release paper from top to bottom in sequence.
The preparation raw material of the damping layer is the raw material of the damping material in this example 1.
The thickness of the damping layer is 1cm, and the thickness of the aluminum foil is 200 mu m.
Example 2
The embodiment 2 of the invention provides a damping material, which comprises the following components in parts by weight: 40 parts of butyl rubber, 5 parts of petroleum resin, 90 parts of polyolefin, 110 parts of nano powder, 6 parts of pigment, 260 parts of flame retardant, 0.8 part of anti-aging agent and 10 parts of base oil.
The butyl rubber is 1675, which is purchased from Shanghai short-distance international trade company; the petroleum resin is C9 hydrogenated petroleum resin, has the weight average molecular weight of 300-2000 and is purchased from Shuangteng rubber trade company, Inc. in Dongguan city; the polyolefin is polyisobutylene, the weight average molecular weight is 2400, the mark is PB2400, and the polyolefin is purchased from Jialin chemical technology Co., Ltd; the particle size of the nano powder is 400 meshes, and the nano powder is calcium carbonate which is purchased from Xinjincheng calcium carbonate company Limited in the connected state; the pigment is carbon black with the model number of N550, and is purchased from south China sea Essol chemical industry trade business; the flame retardant is aluminum hydroxide and is purchased from Chifeng plastics Co., Ltd, Dongguan city; the antioxidant is obtained from Ruitou rubber-plastic materials of Foshan City, IncIs MB-N; the kinematic viscosity of the base oil is 42-50 mm measured at 40 ℃ according to GB/T265-19882And/s, model 250N, available from Pentium lubricating oil, Inc., Guangzhou.
The specific implementation mode of the preparation method of the damping material is the same as that of example 1.
A damping product comprises an aluminum foil, a damping layer and release paper from top to bottom in sequence.
The preparation raw material of the damping layer is the raw material of the damping material in this example 2.
The thickness of the damping layer is 1cm, and the thickness of the aluminum foil is 200 mu m.
Example 3
Embodiment 3 of the present invention provides a damping material, which comprises the following components in parts by weight: 30 parts of butyl rubber, 3 parts of petroleum resin, 75 parts of polyolefin, 100 parts of nano powder, 3 parts of pigment, 200 parts of flame retardant, 0.5 part of anti-aging agent and 6 parts of base oil.
The butyl rubber is 1675, which is purchased from Shanghai short-distance international trade company; the petroleum resin is C9 hydrogenated petroleum resin, has the weight average molecular weight of 300-2000 and is purchased from Shuangteng rubber trade company, Inc. in Dongguan city; the polyolefin is polyisobutylene, the weight average molecular weight is 2400, the mark is PB2400, and the polyolefin is purchased from Jialin chemical technology Co., Ltd; the particle size of the nano powder is 400 meshes, and the nano powder is calcium carbonate which is purchased from Xinjincheng calcium carbonate company Limited in the connected state; the pigment is carbon black with the model number of N550, and is purchased from south China sea Essol chemical industry trade business; the flame retardant is aluminum hydroxide and is purchased from Chifeng plastics Co., Ltd, Dongguan city; the anti-aging agent is purchased from Ruitou rubber and plastic materials Co., Ltd, of Foshan City, and the mark is MB-N; the kinematic viscosity of the base oil is 42-50 mm measured at 40 ℃ according to GB/T265-19882And/s, model 250N, available from Pentium lubricating oil, Inc., Guangzhou.
The specific implementation mode of the preparation method of the damping material is the same as that of example 1.
A damping product comprises an aluminum foil, a damping layer and release paper from top to bottom in sequence.
The preparation raw material of the damping layer is the raw material of the damping material in this example 3.
The thickness of the damping layer is 1cm, and the thickness of the aluminum foil is 200 mu m.
Example 4
Embodiment 4 of the present invention provides a damping material, which is the same as embodiment 3 in specific implementation manner, except that the butyl rubber is butyl rubber 1751.
The specific implementation mode of the preparation method of the damping material is the same as that of example 1.
A damping product comprises an aluminum foil, a damping layer and release paper from top to bottom in sequence.
The preparation raw material of the damping layer is the raw material of the damping material in this example 4.
The thickness of the damping layer is 1cm, and the thickness of the aluminum foil is 200 mu m.
The damping material obtained by the embodiment has unstable performance, uneven quality and quick aging, and is not suitable for mass production.
Example 5
Example 5 of the present invention provides a damping material, which is similar to example 3 in the specific implementation manner, except that the petroleum resin is C5 hydrogenated petroleum resin, which is available from shinguan Shuangteng rubber trade company, ltd.
The specific implementation mode of the preparation method of the damping material is the same as that of example 1.
A damping product comprises an aluminum foil, a damping layer and release paper from top to bottom in sequence.
The preparation raw material of the damping layer is the raw material of the damping material in this example 5.
The thickness of the damping layer is 1cm, and the thickness of the aluminum foil is 200 mu m.
Example 6
The embodiment 6 of the invention provides a damping material, which is the same as the embodiment 3 in the specific implementation mode, and is characterized in that the mark of the polyisobutylene is PB1400, the weight average molecular weight is 1400, and the polyisobutylene is purchased from Guangzhou Chensheng chemical engineering science and technology Co.
The specific implementation mode of the preparation method of the damping material is the same as that of example 1.
A damping product comprises an aluminum foil, a damping layer and release paper from top to bottom in sequence.
The preparation raw material of the damping layer is the raw material of the damping material in this example 6.
The thickness of the damping layer is 1cm, and the thickness of the aluminum foil is 200 mu m.
Example 7
Example 7 of the present invention provides a damping material, which is similar to example 3, except that the polyisobutylene is available from Shanghai Li Shunhong New Material science and technology, Inc. under the designation 6240.
The specific implementation mode of the preparation method of the damping material is the same as that of example 7.
A damping product comprises an aluminum foil, a damping layer and release paper from top to bottom in sequence.
The preparation raw material of the damping layer is the raw material of the damping material in this example 4.
The thickness of the damping layer is 1cm, and the thickness of the aluminum foil is 200 mu m.
Example 8
Example 8 of the present invention provides a damping material, which is the same as example 3 in the specific embodiment, except that the base oil has a kinematic viscosity of 32mm at 40 ℃2And/s, model 150N, purchased from Yongzhen Industrial oil products Co.
The specific implementation mode of the preparation method of the damping material is the same as that of example 1.
A damping product comprises an aluminum foil, a damping layer and release paper from top to bottom in sequence.
The raw material for preparing the damping layer is the raw material of the damping material in this example 8.
The thickness of the damping layer is 1cm, and the thickness of the aluminum foil is 200 mu m.
Performance evaluation
1. Viscosity: the viscosities of the damping materials obtained in examples 1 to 3 and 5 to 8 were measured using an initial viscosity tester.
2. Testing a damping loss factor: the loss factors of the damping materials obtained in the embodiments 1-3 and 5-8 are tested according to the test standard of GB/T16406-1996, wherein the test temperature is 20 ℃, and the resonance frequency is 200 HZ. Meanwhile, the damping material of example 3 was tested for loss factors at test temperatures of-10 deg.C, 0 deg.C, 10 deg.C, 30 deg.C, 40 deg.C, and 50 deg.C, respectively.
3. And (3) testing the combustion performance: the combustion performance of the damping material obtained in example 3 was tested.
TABLE 1
Viscosity of the oil Loss factor
Example 1 72# 0.406
Example 2 78# 0.41
Example 3 70# 0.415
Example 5 82# 0.302
Example 6 96# 0.296
Example 7 78# 0.342
Example 8 86# 0.368
Table 2 shows the loss factors of the damping material obtained in example 3 at different temperatures.
TABLE 2
Figure BDA0002614355490000091
Figure BDA0002614355490000101
Table 3 shows the combustion behavior of the damping material obtained in example 3.
TABLE 3
Figure BDA0002614355490000102
The foregoing examples are merely illustrative and serve to explain some of the features of the method of the present invention. The appended claims are intended to claim as broad a scope as is contemplated, and the examples presented herein are merely illustrative of selected implementations in accordance with all possible combinations of examples. Accordingly, it is applicants' intention that the appended claims are not to be limited by the choice of examples illustrating features of the invention. Also, where numerical ranges are used in the claims, subranges therein are included, and variations in these ranges are also to be construed as possible being covered by the appended claims.

Claims (10)

1. The damping material is characterized by comprising, by weight, 20-40 parts of butyl rubber, 1-5 parts of petroleum resin, 60-90 parts of polyolefin, 90-110 parts of nano powder, 0-10 parts of pigment, 0-300 parts of flame retardant, 0-5 parts of anti-aging agent and 1-10 parts of base oil.
2. The damping material as claimed in claim 1, wherein the polyolefin is selected from one or more of polyethylene, polypropylene, polybutylene and polyisobutylene.
3. The damping material as claimed in claim 2, wherein the weight average molecular weight of the polyisobutylene is 2000-3000.
4. The damping material as claimed in claim 1, wherein the butyl rubber is selected from one or more of butyl rubber 1675, butyl rubber 1751, butyl rubber 1650 and butyl rubber 325.
5. The damping material as claimed in claim 1, wherein the nano powder has a particle size of 300-500 mesh.
6. The damping material according to any one of claims 1 to 5, wherein the petroleum resin is one or more selected from hydrogenated petroleum resin, aliphatic petroleum resin, alicyclic petroleum resin, aromatic petroleum resin, and aliphatic/aromatic copolymerized petroleum resin.
7. The damping material as claimed in claim 6, wherein the hydrogenated petroleum resin has a weight average molecular weight of 300-2000.
8. A preparation method of the damping material according to any one of claims 1 to 7, characterized by comprising the following steps: and kneading all preparation raw materials of the damping material in a kneader at 120-140 ℃ to obtain the damping material.
9. A damping product comprising the damping material as claimed in any one of claims 1 to 7.
10. The damping product according to claim 9, which comprises a protective layer, a damping layer and a release paper from top to bottom; the damping layer is prepared from the damping material as claimed in any one of claims 1 to 7; the thickness of the damping layer is 0.8-1.5 cm.
CN202010765336.2A 2020-08-03 2020-08-03 Damping material, damping product containing damping material and preparation method of damping product Withdrawn CN111825924A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010765336.2A CN111825924A (en) 2020-08-03 2020-08-03 Damping material, damping product containing damping material and preparation method of damping product

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010765336.2A CN111825924A (en) 2020-08-03 2020-08-03 Damping material, damping product containing damping material and preparation method of damping product

Publications (1)

Publication Number Publication Date
CN111825924A true CN111825924A (en) 2020-10-27

Family

ID=72919284

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010765336.2A Withdrawn CN111825924A (en) 2020-08-03 2020-08-03 Damping material, damping product containing damping material and preparation method of damping product

Country Status (1)

Country Link
CN (1) CN111825924A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114058130A (en) * 2021-11-30 2022-02-18 艾华(浙江)新材料有限公司 Environment-friendly resin damping fin and preparation method thereof
CN115181371A (en) * 2021-08-10 2022-10-14 伟能(广东)新材料有限公司 Butyl rubber damping sheet and synthesis method and application thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115181371A (en) * 2021-08-10 2022-10-14 伟能(广东)新材料有限公司 Butyl rubber damping sheet and synthesis method and application thereof
CN115181371B (en) * 2021-08-10 2024-06-25 伟能(广东)新材料有限公司 Butyl rubber damping sheet, synthetic method and application
CN114058130A (en) * 2021-11-30 2022-02-18 艾华(浙江)新材料有限公司 Environment-friendly resin damping fin and preparation method thereof

Similar Documents

Publication Publication Date Title
CN111825924A (en) Damping material, damping product containing damping material and preparation method of damping product
CN101962451B (en) Bead wire coating compound for aircraft radial-ply tire
WO2013014983A1 (en) Pneumatic tire
CN104293157A (en) Solvent-free single-component polyurethane waterproof coating and production process thereof
CN103045036A (en) Environment-friendly type building exterior wall coating material
CN103709468A (en) Water resistant leather cup material
CN111454663B (en) Non-cured rubber asphalt waterproof coating and preparation method thereof
CN109575419A (en) High anti-tear halogen-free flameproof oil resistant low temperature resistant sizing material and preparation method thereof
CN106675409A (en) Modified asphalt coating with saline-alkaline tolerance and root resistance and production method as well as waterproof roll and production method
CN108250598A (en) A kind of fire-retardant shock-absorption sound-insulation material and preparation method thereof
CN110318259B (en) High polymer modified asphalt waterproof coiled material and production process thereof
CN100381494C (en) Trielement ethyl butyric rubber waterproofing coiled material and production process thereof
US9085009B2 (en) Puncture resistant leakless material for tubeless tire and its manufacturing and spray coating methods
CN110734689A (en) high-salt-spray-resistant powder coating composition
CN106633956A (en) Modified-asphalt-modified waterproof material and preparation method thereof
CN112795203A (en) High temperature resistant pitch waterproofing membrane
CN106188914A (en) A kind of CSM and production technology thereof
CN108976621A (en) Automobile sealant band
CN110183787A (en) A kind of V-shaped rubber belt curing bag and its production method
CN109233082A (en) A kind of environmental protection flame retardant acoustic material and preparation method thereof, application
KR101314581B1 (en) Rubber composition for tire inner liner and tire manufactured by using the same
CN108250779A (en) A kind of sound-insulating waterproof roll and preparation method thereof
CN110359643A (en) A kind of high-temperature resistant self-adhesive waterproof roll and preparation method thereof
CN114456679A (en) High-corner-coverage-rate powder coating and preparation method thereof
CN103740274B (en) A kind of car safety air bag coated material and preparation method thereof

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20201027