CN104532604A - Application of light polyolefin foam in environmentally friendly automotive interior decoration artificial leather - Google Patents
Application of light polyolefin foam in environmentally friendly automotive interior decoration artificial leather Download PDFInfo
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- CN104532604A CN104532604A CN201410797166.0A CN201410797166A CN104532604A CN 104532604 A CN104532604 A CN 104532604A CN 201410797166 A CN201410797166 A CN 201410797166A CN 104532604 A CN104532604 A CN 104532604A
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- polyolefin foam
- artificial leather
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- 239000006260 foam Substances 0.000 title claims abstract description 95
- 229920000098 polyolefin Polymers 0.000 title claims abstract description 92
- 239000002649 leather substitute Substances 0.000 title claims abstract description 76
- 238000005034 decoration Methods 0.000 title claims abstract description 61
- -1 polypropylene Polymers 0.000 claims abstract description 18
- 239000004743 Polypropylene Substances 0.000 claims abstract description 10
- 239000004698 Polyethylene Substances 0.000 claims abstract description 9
- 229920000573 polyethylene Polymers 0.000 claims abstract description 8
- 229920001155 polypropylene Polymers 0.000 claims abstract description 8
- 238000005187 foaming Methods 0.000 claims abstract description 4
- 210000002615 epidermis Anatomy 0.000 claims description 48
- 229920002397 thermoplastic olefin Polymers 0.000 claims description 33
- 238000000576 coating method Methods 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 22
- 239000011248 coating agent Substances 0.000 claims description 21
- 239000004800 polyvinyl chloride Substances 0.000 claims description 21
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 20
- 238000004049 embossing Methods 0.000 claims description 18
- 150000001875 compounds Chemical class 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 17
- 239000011265 semifinished product Substances 0.000 claims description 17
- 238000004381 surface treatment Methods 0.000 claims description 11
- 238000005516 engineering process Methods 0.000 claims description 10
- 239000003973 paint Substances 0.000 claims description 10
- 238000007639 printing Methods 0.000 claims description 10
- 238000003490 calendering Methods 0.000 claims description 6
- 229920001821 foam rubber Polymers 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims description 4
- 210000003491 skin Anatomy 0.000 claims description 4
- 239000002904 solvent Substances 0.000 claims description 4
- 238000009747 press moulding Methods 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims description 2
- 238000007666 vacuum forming Methods 0.000 claims description 2
- 229920002554 vinyl polymer Polymers 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000000889 atomisation Methods 0.000 abstract 1
- 238000004132 cross linking Methods 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 7
- 230000007613 environmental effect Effects 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 238000001514 detection method Methods 0.000 description 4
- 238000003854 Surface Print Methods 0.000 description 3
- 230000002596 correlated effect Effects 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 230000000875 corresponding effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/18—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with two layers of different macromolecular materials
-
- 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
- B32B27/08—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 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/02—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by a sequence of laminating steps, e.g. by adding new layers at consecutive laminating stations
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- 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
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/06—Embossing
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/007—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by mechanical or physical treatments
- D06N3/0077—Embossing; Pressing of the surface; Tumbling and crumbling; Cracking; Cooling; Heating, e.g. mirror finish
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/04—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2211/00—Specially adapted uses
- D06N2211/12—Decorative or sun protection articles
- D06N2211/26—Vehicles, transportation
- D06N2211/263—Cars
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2211/00—Specially adapted uses
- D06N2211/12—Decorative or sun protection articles
- D06N2211/28—Artificial leather
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
Abstract
The invention discloses application of light polyolefin foam in environmentally friendly automotive interior decoration artificial leather. The light polyolefin foam is prepared from one or more of the following components: polypropylene and polyethylene and is prepared by the following steps: extruding the components, carrying out crosslinking, and carrying out high-temperature foaming, wherein parameters of the light polyolefin foam are as follows: the thickness is 0.50-6.00mm, the density is 35-100kg/m<3>, the normal temperature tensile strength is no less than 300kPa, the normal temperature elongation at break is no less than 150 percent, the atomization value is no larger than 0.5mg, and the burning rate is no larger than 200m/min. According to the environmentally friendly automotive interior decoration artificial leather prepared from the light polyolefin foam, the weight of the environmental-friendly automotive interior decoration artificial leather is obviously lowered compared with other similar automotive interior decoration artificial leather products; in the premise with same using area or using amount, the weight can be lightened by about 30 percent to the maximum, and the light polyolefin foam makes greater contribution to reduction of the weight of a whole automobile and energy consumption.
Description
Technical field
The invention belongs to polymeric material field, especially automotive interior material field, the especially application of lightweight polyolefin foam in environment-friendly type automobile inner decoration artificial leather.
Background technology
In recent years; China's automobile industry develop rapidly; domestic small automobile pollution rises every year; along with the increase of automobile quantity and frequency of utilization; simultaneously in view of the whole world is to the requirement increasingly stringent of environmental protection and economize energy; the environmental protection of people and consciousness are also improving year by year, and therefore consumer not only just values the whether handsome in appearance of vehicle when purchasing car, and more value the oil consumption of vehicle self and corresponding environmental protection index.Therefore, the material of lightweight and environmental protection must be used could to meet the requirement of consumer's increasingly stringent when automobile production and assembling.
The material being widely used in automotive trim at present mainly contains polyvinyl chloride dermatine, PU artificial leather and fabric etc., although the performance of these materials can reach the instructions for use of current consumer, but due to its quality weight, can not reclaim, the environmental problems such as smell is large are subject to complaint and the complaint of more and more consumer, therefore, need a kind of lightweight now and the automotive interior material meeting environmental requirement solves the problems referred to above.
Summary of the invention
For solving the problems of the technologies described above, the object of the present invention is to provide the application of a kind of lightweight polyolefin foam in environment-friendly type automobile inner decoration artificial leather.
For achieving the above object, technical scheme of the present invention is as follows:
The application of lightweight polyolefin foam in environment-friendly type automobile inner decoration artificial leather, the component of lightweight polyolefin foam comprise following one or more: polypropylene, polyethylene, described lightweight polyolefin foam is extruded crosslinked rear high temperature foaming by described component material and is formed, the parameter of described lightweight polyolefin foam is: thickness 0.50 ~ 6.00mm, density 35 ~ 100kg/m
3, normal temperature TENSILE STRENGTH>=300kPa, normal temperature elongation at break>=150%, haze value≤0.5mg, burn rate≤200mm/min.
Preferably, described lightweight polyolefin foam is at high temperature combined with each other with thermoplastic polyolefin elastomer epidermis or polyvinyl chloride epidermis, has obtained environment-friendly type automobile inner decoration artificial leather.
Preferably, when described lightweight polyolefin foam is combined with each other with thermoplastic polyolefin elastomer epidermis under the high temperature conditions, described lightweight polyolefin foam and thermoplastic polyolefin elastomer epidermis are complex as to be extruded and calendering technology, the thickness of the thermoplastic polyolefin elastomer epidermis that obtained environment-friendly type automobile inner decoration artificial leather is used is 0.3 ~ 3.0mm, and the thickness of obtained environment-friendly type automobile inner decoration artificial leather is not less than 0.8mm.
Preferably, adopt described lightweight polyolefin foam to prepare the method for environmentally friendly vehicle interior trim artificial leather, comprise the following steps:
(1) process lightweight polyolefin foam surface: adopt solvent based coating to carry out surface treatment to this lightweight polyolefin foam, be coated with the uniform skin of paint of last layer through typography on its surface;
(2) obtained in compound (1) lightweight polyolefin foam and thermoplastic polyolefin elastomer epidermis comprise the following steps operation:
A1 extruded thermoplastic polyolefin elastomer epidermis: adopt extrude/calendering technology produces satisfactory thermoplastic polyolefin elastomer epidermis;
A2 prints: by the extruded thermoplastic polyolefin elastomer epidermis in operation A1 through typography coating oil enamelled coating;
A3 compound and embossing: by obtained through surface treatment lightweight polyolefin foam in operation (1), on embossing machine with the printing of gained in operation A2 after thermoplastic polyolefin elastomer epidermis compound, and the process of embossing simultaneously, obtain environment-friendly type automobile inner decoration artificial leather;
(3) cut: according to technological requirement, different size cutting is carried out to environment-friendly type automobile inner decoration artificial leather.
Preferably, when described lightweight polyolefin foam is combined with each other with polyvinyl chloride epidermis under the high temperature conditions, described lightweight polyolefin foam and polyvinyl chloride epidermis are complex as coating production technology, the thickness of the polyvinyl chloride epidermis that obtained environment-friendly type automobile inner decoration artificial leather is used is 0.5 ~ 2.0mm, and the thickness of obtained environment-friendly type automobile inner decoration artificial leather is not less than 1.0mm.
Preferably, adopt described lightweight polyolefin foam to prepare the method for environmentally friendly vehicle interior trim artificial leather, comprise the following steps:
(1) process lightweight polyolefin foam surface: adopt solvent based coating to carry out surface treatment to this lightweight polyolefin foam, be coated with the uniform skin of paint of last layer through typography on its surface;
(2) obtained in compound (1) lightweight polyolefin foam and polyvinyl chloride epidermis comprise the following steps operation:
B1 coating and compound: adopt coating process to produce polyvinyl chloride epidermis, simultaneously at high temperature with obtain polyvinyl chloride-type environment-friendly type automobile inner decoration artificial leather semi-finished product through surface treatment lightweight polyolefin foam compound described in operation (1);
B2 print: by the semi-finished product in process B 1 through typography at polyvinyl chloride surface coating oil enamelled coating, obtain print semi-finished product;
B3 embossing: by the high temperature embossing process on embossing machine of the printing semi-finished product described in process B 2, obtain environment-friendly type automobile inner decoration artificial leather;
(4) cut: according to technological requirement, different size cutting is carried out to environment-friendly type automobile inner decoration artificial leather.
Preferably, the environment-friendly type automobile inner decoration artificial leather containing described lightweight polyolefin foam is adapted to one or more processes following: vacuum forming, low-pressure injection molding, back pressure injection moulding, hot press moulding are shaping, the processing of hand seam.
The invention has the beneficial effects as follows:
The environment-friendly type automobile inner decoration artificial leather that one, the present invention adopt lightweight polyolefin foam to produce, the weight of its product compares other automotive trim artificial leather product similar obvious reduction, under the prerequisite of identical usable floor area or use amount, its weight is maximum alleviates about 30%, has made larger contribution to the reduction of complete vehicle weight and energy consumption.
The environment-friendly type automobile inner decoration artificial leather that two, the present invention adopts lightweight polyolefin foam to produce significantly reduces CO
2with other volatilizable organic discharge, improve the air quality in car load car.
The environment-friendly type automobile inner decoration artificial leather that three, the present invention adopts lightweight polyolefin foam to produce can be recycled, and has excellent environmental-protecting performance.
Detailed description of the invention
Be clearly and completely described to the technical scheme in the embodiment of the present invention below, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The invention discloses the application of a kind of lightweight polyolefin foam in environment-friendly type automobile inner decoration artificial leather, wherein, the component of above-mentioned lightweight polyolefin foam comprises polypropylene, polyethylene, polypropylene and poly mixture, above-mentioned lightweight polyolefin foam is extruded crosslinked rear high temperature foaming by said components material and is formed, the parameter of above-mentioned lightweight polyolefin foam is: thickness 0.50 ~ 6.00mm, density 35 ~ 100kg/m
3, normal temperature TENSILE STRENGTH>=300kPa, normal temperature elongation at break>=150%, haze value≤0.5mg, burn rate≤200mm/min.
Further, above-mentioned lightweight polyolefin foam is at high temperature combined with each other with thermoplastic polyolefin elastomer epidermis or polyvinyl chloride epidermis, has obtained environment-friendly type automobile inner decoration artificial leather.
Embodiment 1
Be combined into environmentally friendly vehicle interior trim artificial leather under the high temperature conditions with lightweight polyolefin foam and thermoplastic polyolefin elastomer (TPO) epidermis in the present embodiment, its concrete steps are as follows:
The first step: lightweight polyolefin foam is carried out surface treatment on the printer, coating paint, obtained polyolefin foam semi-finished product, wherein the correlation performance parameters of above-mentioned lightweight polyolefin foam is as shown in table 1.
Second step: at extruder by extruding/calendering technology produces the TPO epidermis that thickness is 0.50mm.
3rd step: second step is extruded the TPO epidermis obtained and paint at surface printing at printing machine.
4th step: the TPO epidermis of the polyolefin foam semi-finished product in the first step after the printing described in embossing machine and the 3rd step is carried out high temperature compound and embossing, obtains the environment-friendly type automobile inner decoration artificial leather that lightweight polyolefin foam compound TPO epidermis is produced.
5th step: the environment-friendly type automobile inner decoration artificial leather material in the 4th step is cut according to customer requirement size.
Lightweight polyolefin foam technical parameter table in table 1. embodiment 1
| Item | Project | Unit | Technical parameter value |
| 1 | Material | / | Polyethylene |
| 2 | Thickness | mm | 2.00 |
| 3 | Density | kg/m 3 | 67 |
| 4 | TENSILE STRENGTH (normal temperature) | kPa | 1000 |
| 5 | Elongation at break (normal temperature) | ％ | 175 |
| 6 | Haze value | mg | 0.1 |
| 7 | Burn rate | mm/min | 133 |
Embodiment 2
Be combined into environmentally friendly vehicle interior trim artificial leather under the high temperature conditions with lightweight polyolefin foam and thermoplastic polyolefin elastomer (TPO) epidermis in the present embodiment, its concrete steps are as follows:
The first step: lightweight polyolefin foam is carried out surface treatment on the printer, coating paint, obtained polyolefin foam semi-finished product, wherein the correlation performance parameters of above-mentioned lightweight polyolefin foam is as shown in table 2.
Second step: at extruder by extruding/calendering technology produces the TPO epidermis that thickness is 0.70mm.3rd step: second step is extruded the TPO epidermis obtained and paint at surface printing at printing machine.
4th step: the TPO epidermis of the polyolefin foam semi-finished product in the first step after the printing described in embossing machine and the 3rd step is carried out high temperature compound and embossing, obtains the environment-friendly type automobile inner decoration artificial leather that lightweight polyolefin foam compound TPO epidermis is produced.
5th step: the environment-friendly type automobile inner decoration artificial leather material in the 4th step is cut according to customer requirement size.
Lightweight polyolefin foam technical parameter table in table 2. embodiment 2
| Item | Project | Unit | Technical parameter value |
| 1 | Material | / | Polypropylene and polyethylene |
| 2 | Thickness | mm | 3.00 |
| 3 | Density | kg/m 3 | 70 |
| 4 | TENSILE STRENGTH (normal temperature) | kPa | 840 |
| 5 | Elongation at break (normal temperature) | ％ | 245 |
| 6 | Haze value | mg | 0.3 |
| 7 | Burn rate | mm/min | 108 |
Embodiment 3
Be combined into environmentally friendly vehicle interior trim artificial leather under the high temperature conditions with lightweight polyolefin foam and polyvinyl chloride (PVC) epidermis in the present embodiment, its concrete steps are as follows:
The first step: described lightweight polyolefin foam (concrete technical parameter sees the following form 3) is carried out surface treatment on the printer, coating paint, obtained polyolefin foam semi-finished product.
Second step: coating machine coating produce PVC epidermis that thickness is 0.50mm and simultaneously with the polyolefin foam semi-finished product at high temperature compound in the first step, obtain PVC type environment-friendly type automobile inner decoration artificial leather semi-finished product.
3rd step: second step is extruded the semi-finished product obtained and paint at surface printing at printing machine.
4th step: by the semi-finished product high temperature embossing under embossing machine after the printing described in the 3rd step, obtains the environment-friendly type automobile inner decoration artificial leather that lightweight polyolefin foam composite PVC epidermis is produced.
5th step: the environment-friendly type automobile inner decoration artificial leather material in the 4th step is cut according to customer requirement size.
Lightweight polyolefin foam technical parameter table in table 3. embodiment 3
| Item | Project | Unit | Technical parameter value |
| 1 | Material | / | Polypropylene |
| 2 | Thickness | mm | 2.5 |
| 3 | Density | kg/m 3 | 50 |
| 4 | TENSILE STRENGTH (normal temperature) | kPa | 900 |
| 5 | Elongation at break (normal temperature) | ％ | 260 |
| 6 | Haze value | mg | 0.1 |
| 7 | Burn rate | mm/min | 90 |
Related performance indicators and finished product test result:
1, corresponding according to each project in table 4 detection method, carries out Performance Detection to above-mentioned lightweight polyolefin foam, and it is as shown in table 4 that it detects the technical indicator obtained.
Known in all technical from table 4, the performance indications of the lightweight polyolefin foam in the present invention can meet the demand of automotive trim, its have that now conventional automotive interior material has superior function, and the weight of artificial leather of the present invention is compared other automotive trim artificial leather product similar and is had obvious reduction, under the prerequisite of identical usable floor area or use amount, its weight is maximum alleviates about 30%, has made larger contribution to the reduction of complete vehicle weight and energy consumption.
Table 4. lightweight polyolefin foam performance parameter index and detection method table
| Item | Project | Unit | Detection method | Technical indicator |
| 1 | Material | / | DSC | Polyethylene/polypropylene |
| 2 | Thickness | mm | ISO1923 | 0.50～6.00 |
| 3 | Density | kg/m 3 | ISO845 | 35～100 |
| 4 | TENSILE STRENGTH (normal temperature) | kPa | ISO1926 | ≥300 |
| 5 | Elongation at break (normal temperature) | ％ | ISO1926 | ≥150 |
| 6 | Haze value | mg | DIN75201-B | ≤0.5 |
| 7 | Burn rate | mm/min | ISO3795 | ≤200 |
2, lightweight polyolefin foam (2.0mm, 67kg/m is adopted in embodiment 1
3polyethylene foam) see the following form 5 with the correlated performance testing result of the environment-friendly type automobile inner decoration artificial leather of 0.5mm TPO epidermis laminating production, this environment-friendly type automobile inner decoration artificial leather adopts the technique of vacuum male mould forming, achieve good feedback, its performance test results meets the standard of automotive trim artificial leather.
Environment-friendly type automobile inner decoration artificial leather testing result in table 5. embodiment 1
3, lightweight polyolefin foam (3.0mm, 70kg/m is adopted in embodiment 2
3polypropylene and polyethylene blend foam) see the following form 6 with the correlated performance testing result of the environment-friendly type automobile inner decoration artificial leather of 0.7mm TPO epidermis laminating production, this environment-friendly type automobile inner decoration artificial leather adopts the technique of vacuum female mould forming, meets the process requirements of automotive trim artificial leather.
Environment-friendly type automobile inner decoration artificial leather testing result in table 6. embodiment 2
4, lightweight polyolefin foam (2.5mm, 50kg/m is adopted in embodiment 3
3polypropylene foam) see the following form 7 with the correlated performance testing result of the environment-friendly type automobile inner decoration artificial leather of 0.5mm PVC epidermis laminating production, meet the process requirements of automotive trim artificial leather.
Environment-friendly type automobile inner decoration artificial leather testing result in table 7. embodiment 3
The environment-friendly type automobile inner decoration artificial leather that the present invention adopts lightweight polyolefin foam to produce, the weight of its product compares other automotive trim artificial leather product similar obvious reduction, under the prerequisite of identical usable floor area or use amount, its weight is maximum alleviates about 30%, has made larger contribution to the reduction of complete vehicle weight and energy consumption.
The environment-friendly type automobile inner decoration artificial leather that the present invention adopts lightweight polyolefin foam to produce significantly reduces CO
2with other volatilizable organic discharge, improve the air quality in car load car.
The environment-friendly type automobile inner decoration artificial leather that the present invention adopts lightweight polyolefin foam to produce can be recycled, and has excellent environmental-protecting performance.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. the application of lightweight polyolefin foam in environment-friendly type automobile inner decoration artificial leather, it is characterized in that, the component of lightweight polyolefin foam comprise following one or more: polypropylene, polyethylene, described lightweight polyolefin foam is extruded crosslinked rear high temperature foaming by described component material and is formed, the parameter of described lightweight polyolefin foam is: thickness 0.50 ~ 6.00mm, density 35 ~ 100kg/m
3, normal temperature TENSILE STRENGTH>=300kPa, normal temperature elongation at break>=150%, haze value≤0.5mg, burn rate≤200mm/min.
2. the application of lightweight polyolefin foam according to claim 1 in environment-friendly type automobile inner decoration artificial leather, it is characterized in that, described lightweight polyolefin foam is at high temperature combined with each other with thermoplastic polyolefin elastomer epidermis or polyvinyl chloride epidermis, has obtained environment-friendly type automobile inner decoration artificial leather.
3. the application of lightweight polyolefin foam according to claim 2 in environment-friendly type automobile inner decoration artificial leather, it is characterized in that, when described lightweight polyolefin foam is combined with each other with thermoplastic polyolefin elastomer epidermis under the high temperature conditions, described lightweight polyolefin foam and thermoplastic polyolefin elastomer epidermis are complex as to be extruded and calendering technology, the thickness of the thermoplastic polyolefin elastomer epidermis that obtained environment-friendly type automobile inner decoration artificial leather is used is 0.3 ~ 3.0mm, and the thickness of obtained environment-friendly type automobile inner decoration artificial leather is not less than 0.8mm.
4. the application of lightweight polyolefin foam according to claim 3 in environment-friendly type automobile inner decoration artificial leather, is characterized in that, adopts described lightweight polyolefin foam to prepare the method for environmentally friendly vehicle interior trim artificial leather, comprises the following steps:
(1) process lightweight polyolefin foam surface: adopt solvent based coating to carry out surface treatment to this lightweight polyolefin foam, be coated with the uniform skin of paint of last layer through typography on its surface;
(2) obtained in compound (1) lightweight polyolefin foam and thermoplastic polyolefin elastomer epidermis comprise the following steps operation:
A1 extruded thermoplastic polyolefin elastomer epidermis: adopt extrude/calendering technology produces satisfactory thermoplastic polyolefin elastomer epidermis;
A2 prints: by the extruded thermoplastic polyolefin elastomer epidermis in operation A1 through typography coating oil enamelled coating;
A3 compound and embossing: by obtained through surface treatment lightweight polyolefin foam in operation (1), on embossing machine with the printing of gained in operation A2 after thermoplastic polyolefin elastomer epidermis compound, and the process of embossing simultaneously, obtain environment-friendly type automobile inner decoration artificial leather;
(3) cut: according to technological requirement, different size cutting is carried out to environment-friendly type automobile inner decoration artificial leather.
5. the application of lightweight polyolefin foam according to claim 2 in environment-friendly type automobile inner decoration artificial leather, it is characterized in that, when described lightweight polyolefin foam is combined with each other with polyvinyl chloride epidermis under the high temperature conditions, described lightweight polyolefin foam and polyvinyl chloride epidermis are complex as coating production technology, the thickness of the polyvinyl chloride epidermis that obtained environment-friendly type automobile inner decoration artificial leather is used is 0.5 ~ 2.0mm, and the thickness of obtained environment-friendly type automobile inner decoration artificial leather is not less than 1.0mm.
6. the application of lightweight polyolefin foam according to claim 5 in environment-friendly type automobile inner decoration artificial leather, is characterized in that, adopts described lightweight polyolefin foam to prepare the method for environmentally friendly vehicle interior trim artificial leather, comprises the following steps:
(1) process lightweight polyolefin foam surface: adopt solvent based coating to carry out surface treatment to this lightweight polyolefin foam, be coated with the uniform skin of paint of last layer through typography on its surface;
(2) obtained in compound (1) lightweight polyolefin foam and polyvinyl chloride epidermis comprise the following steps operation:
B1 coating and compound: adopt coating process to produce polyvinyl chloride epidermis, simultaneously at high temperature with obtain polyvinyl chloride-type environment-friendly type automobile inner decoration artificial leather semi-finished product through surface treatment lightweight polyolefin foam compound described in operation (1);
B2 print: by the semi-finished product in process B 1 through typography at polyvinyl chloride surface coating oil enamelled coating, obtain print semi-finished product;
B3 embossing: by the high temperature embossing process on embossing machine of the printing semi-finished product described in process B 2, obtain environment-friendly type automobile inner decoration artificial leather;
(3) cut: according to technological requirement, different size cutting is carried out to environment-friendly type automobile inner decoration artificial leather.
7. according to the application of lightweight polyolefin foam in environment-friendly type automobile inner decoration artificial leather in claim 1-6 described in any one, it is characterized in that, the environment-friendly type automobile inner decoration artificial leather containing described lightweight polyolefin foam is adapted to one or more processes following: vacuum forming, low-pressure injection molding, back pressure injection moulding, hot press moulding are shaping, hand seam.
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Address after: No. 108 Jianghai South Road, Jingang Town, Zhangjiagang City, Suzhou City, Jiangsu Province, 215600 Patentee after: Benecke Changshun automotive interior materials (Zhangjiagang) Co.,Ltd. Country or region after: China Address before: No. 1 Nansha Huanghai Road, Jingang Town, Zhangjiagang City, Suzhou City, Jiangsu Province, 215632 Patentee before: BENECKE-CHANGSHUN AUTO TRIM (ZHANGJIAGANG) Co.,Ltd. Country or region before: China |