CN105482458A - Silicone rubber strip for windscreen wiper and preparation method thereof - Google Patents
Silicone rubber strip for windscreen wiper and preparation method thereof Download PDFInfo
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- CN105482458A CN105482458A CN201610008482.4A CN201610008482A CN105482458A CN 105482458 A CN105482458 A CN 105482458A CN 201610008482 A CN201610008482 A CN 201610008482A CN 105482458 A CN105482458 A CN 105482458A
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- silica gel
- gel strip
- magnesium oxide
- massfraction
- toner
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
-
- 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
- C08K3/02—Elements
- C08K3/04—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/32—Wipers or the like, e.g. scrapers characterised by constructional features of wiper blade arms or blades
- B60S1/38—Wiper blades
-
- 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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
-
- 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
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/13—Phenols; Phenolates
- C08K5/132—Phenols containing keto groups, e.g. benzophenones
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/12—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08L27/18—Homopolymers or copolymers or tetrafluoroethene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/32—Wipers or the like, e.g. scrapers characterised by constructional features of wiper blade arms or blades
- B60S1/38—Wiper blades
- B60S2001/3898—Wiper blades method for manufacturing wiper blades
-
- 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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Developing Agents For Electrophotography (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides a silicone rubber strip for a windscreen wiper. The silicone rubber strip comprises an upper silicone rubber strip body and a lower silicone rubber strip body. The upper silicone rubber strip body is prepared from, by mass, 90%-95% of silica gel, 2%-6% of magnesium oxide and 2%-5% of color powder; the lower silicone rubber strip body is prepared from, by mass, 60%-70% of silica gel, 8%-12% of black graphite, 4%-6% of white graphite, 5%-8% of polytetrafluoroethylene, 5%-10% of methyl silsesquioxane, 2%-3% of 2,2'-dihydroxyl-4-methoxybenzophenone, 2%-3% of a thioxanthone photoinitiator, 1%-3% of magnesium oxide and 2%-3% of color powder. The invention further provides a preparation method of the silicone rubber strip for the windscreen wiper. The prepared silicone rubber strip is good in toughness, high in corrosion resistance, good in softness, capable of effectively wiping glass, not prone to be aged and long in service life.
Description
Technical field
The present invention relates to auto parts machinery field, be specifically related to wiper silica gel strip and manufacture method thereof.
Background technology
Wiper is widely used on the glass of the vehicles such as automobile, train, electric car, the engineering machinery such as lifting machine of some there are also installed wiper, and most important in wiper be exactly windscreen wiper bar.Because windscreen wiper bar is direct and glass contact, this scraping article of will praying for rain has good toughness, shape stability and erosion resistance, and therefore the production of windscreen wiper bar is of crucial importance.Existing windscreen wiper bar major part is made up of rubber, and toughness, shape stability and erosion resistance are poor, and particularly pliability is poor, make the laminating degree of windscreen wiper bar and glass inadequate, causing cannot be clean by glass scraper, affects the visual field of the driver, bring potential safety hazard, the demand in market cannot be met.The work-ing life of existing wiper rubber bar is shorter, mainly relevant with sun direct projection with rain erosion, particularly being exposed to the sun of the sun in summer, ultraviolet is comparatively strong, because ultra-violet bands is easily absorbed (energy (E=h ν) of a ultraviolet photon is close with carbon carbon covalency) by rubber, impels the accelerated deterioration of rubber carbon-carbon bond to rupture, show check surface, product strength reduces, hardness enhancing etc., and then causes wiper rubber bar to use.
Summary of the invention
Technical problem to be solved by this invention is to provide wiper silica gel strip and manufacture method thereof, produced silica gel strip good toughness, and erosion resistance is strong, and pliability is good, can be effectively clean by glass scraper, and not easily aging, long service life.
For solving above-mentioned existing technical problem, the present invention adopts following scheme: wiper silica gel strip, comprise top silica gel strip and bottom silica gel strip, described top silica gel strip by massfraction be the silica gel of 90-95%, the magnesium oxide of 2-6%, the toner of 2-5% form; Described bottom silica gel strip is the silica gel of 60-70%, the black stone ink of 8-12%, the white graphite of 4-6%, the tetrafluoroethylene of 5-8%, the methyl silsesquioxane of 5-10%, 2 of 2-3% by massfraction, the toner composition of the thioxanthone photoinitiator of 2 '-dihydroxyl-4-methoxy benzophenone, 2-3%, the magnesium oxide of 1-3%, 2-3%.
As preferably, silica gel, the magnesium oxide of 5%, the toner of 5% that described top silica gel strip is 90% by massfraction form; Described bottom silica gel strip by massfraction be 60% silica gel, 12% black stone ink, 6% white graphite, 5% tetrafluoroethylene, the methyl silsesquioxane of 5%, 3% 2,2 '-dihydroxyl-4-methoxy benzophenone, 3% thioxanthone photoinitiator, 3% magnesium oxide, 3% toner composition.
As preferably, silica gel, the magnesium oxide of 5%, the toner of 3% that described top silica gel strip is 92% by massfraction form; Described bottom silica gel strip by massfraction be 65% silica gel, 10% black stone ink, 5% white graphite, 6% tetrafluoroethylene, the methyl silsesquioxane of 6%, 2% 2,2 '-dihydroxyl-4-methoxy benzophenone, 3% thioxanthone photoinitiator, 1% magnesium oxide, 2% toner composition.
As preferably, silica gel, the magnesium oxide of 3%, the toner of 2% that described top silica gel strip is 95% by massfraction form; Described bottom silica gel strip by massfraction be 70% silica gel, 8% black stone ink, 4% white graphite, 5% tetrafluoroethylene, the methyl silsesquioxane of 5%, 2% 2,2 '-dihydroxyl-4-methoxy benzophenone, 2% thioxanthone photoinitiator, 2% magnesium oxide, 2% toner composition.
The manufacture method of wiper silica gel strip, comprises the following steps:
Step one: the raw material mixing of top silica gel strip: by silica gel, magnesium oxide, toner mixing and stirring, form top silica gel strip blank;
Step 2: the raw material mixing of bottom silica gel strip: first silica gel, black stone ink, white graphite, tetrafluoroethylene, methyl silsesquioxane, magnesium oxide, toner are stirred, then continue to stir, first 2 are added in whipping process, 2 '-dihydroxyl-4-methoxy benzophenone, after add thioxanthone photoinitiator, stir, form bottom silica gel strip blank;
Step 3: the top silica gel strip blank in step one and the bottom silica gel strip blank in step 2 are coextruded them into type, forms silica gel strip blank;
Step 4: the silica gel strip blank in step 3 is put into drying baker, and carry out drying and shaping under the high temperature of 500-600 degree, product is made.
Beneficial effect:
The present invention adopts technique scheme to provide wiper silica gel strip and manufacture method thereof, produced silica gel strip good toughness, and erosion resistance is strong, and pliability is good, can be effectively clean by glass scraper, and not easily aging, long service life.
Embodiment
Embodiment one:
Wiper silica gel strip, comprises top silica gel strip and bottom silica gel strip, and silica gel, the magnesium oxide of 5%, the toner of 5% that described top silica gel strip is 90% by massfraction form; Described bottom silica gel strip by massfraction be 60% silica gel, 12% black stone ink, 6% white graphite, 5% tetrafluoroethylene, the methyl silsesquioxane of 5%, 3% 2,2 '-dihydroxyl-4-methoxy benzophenone, 3% thioxanthone photoinitiator, 3% magnesium oxide, 3% toner composition.
The manufacture method of wiper silica gel strip, comprises the following steps:
Step one: the raw material mixing of top silica gel strip: by silica gel, magnesium oxide, toner mixing and stirring, form top silica gel strip blank;
Step 2: the raw material mixing of bottom silica gel strip: first silica gel, black stone ink, white graphite, tetrafluoroethylene, methyl silsesquioxane, magnesium oxide, toner are stirred, then continue to stir, first 2 are added in whipping process, 2 '-dihydroxyl-4-methoxy benzophenone, after add thioxanthone photoinitiator, stir, form bottom silica gel strip blank;
Step 3: the top silica gel strip blank in step one and the bottom silica gel strip blank in step 2 are coextruded them into type, forms silica gel strip blank;
Step 4: the silica gel strip blank in step 3 is put into drying baker, and carry out drying and shaping under the high temperature of 500-600 degree, product is made.
The use of silica gel, make silica gel strip pliability good, stickiness is good; Add black stone ink and white graphite, enhance the abrasion-proof and refractory performance of silica gel strip; Methyl silsesquioxane further increases the wear-resisting and waterproof performance of silica gel strip, and adds slickness; Add tetrafluoroethylene, improve antiacid alkali resistant ability; Magnesium oxide can be effectively anti-oxidant, improves work-ing life; 2,2 '-dihydroxyl-4-methoxy benzophenones belong to UV light absorber, and thioxanthone photoinitiator belongs to light trigger, with 2,2 '-dihydroxyl-4-methoxy benzophenone coordinates, and substantially increases ultraviolet absorption, avoids silica gel strip aging, make produced silica gel strip good toughness, erosion resistance is strong, and pliability is good, can be effectively clean by glass scraper, and not easily aging, long service life.
Embodiment two:
Wiper silica gel strip, comprises top silica gel strip and bottom silica gel strip, and silica gel, the magnesium oxide of 5%, the toner of 3% that described top silica gel strip is 92% by massfraction form; Described bottom silica gel strip by massfraction be 65% silica gel, 10% black stone ink, 5% white graphite, 6% tetrafluoroethylene, the methyl silsesquioxane of 6%, 2% 2,2 '-dihydroxyl-4-methoxy benzophenone, 3% thioxanthone photoinitiator, 1% magnesium oxide, 2% toner composition.
Compared with embodiment one, add the consumption of silica gel, pliability increases, and easier that glass scraper is clean, 2,2 '-dihydroxyl-4-methoxy benzophenone consumptions reduce, and reduce ultraviolet specific absorption, but other performances are unaffected.
Embodiment three:
Wiper silica gel strip, comprises top silica gel strip and bottom silica gel strip, and silica gel, the magnesium oxide of 3%, the toner of 2% that described top silica gel strip is 95% by massfraction form; Described bottom silica gel strip by massfraction be 70% silica gel, 8% black stone ink, 4% white graphite, 5% tetrafluoroethylene, the methyl silsesquioxane of 5%, 2% 2,2 '-dihydroxyl-4-methoxy benzophenone, 2% thioxanthone photoinitiator, 2% magnesium oxide, 2% toner composition.
Compared with above-mentioned two embodiments, silica gel consumption is maximum, and pliability is best.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (5)
1. wiper silica gel strip, comprises top silica gel strip and bottom silica gel strip, it is characterized in that: described top silica gel strip by massfraction be the silica gel of 90-95%, the magnesium oxide of 2-6%, the toner of 2-5% form; Described bottom silica gel strip is the silica gel of 60-70%, the black stone ink of 8-12%, the white graphite of 4-6%, the tetrafluoroethylene of 5-8%, the methyl silsesquioxane of 5-10%, 2 of 2-3% by massfraction, the toner composition of the thioxanthone photoinitiator of 2 '-dihydroxyl-4-methoxy benzophenone, 2-3%, the magnesium oxide of 1-3%, 2-3%.
2. wiper silica gel strip according to claim 1, is characterized in that: silica gel, the magnesium oxide of 5%, the toner of 5% that described top silica gel strip is 90% by massfraction form; Described bottom silica gel strip by massfraction be 60% silica gel, 12% black stone ink, 6% white graphite, 5% tetrafluoroethylene, the methyl silsesquioxane of 5%, 3% 2,2 '-dihydroxyl-4-methoxy benzophenone, 3% thioxanthone photoinitiator, 3% magnesium oxide, 3% toner composition.
3. wiper silica gel strip according to claim 1, is characterized in that: silica gel, the magnesium oxide of 5%, the toner of 3% that described top silica gel strip is 92% by massfraction form; Described bottom silica gel strip by massfraction be 65% silica gel, 10% black stone ink, 5% white graphite, 6% tetrafluoroethylene, the methyl silsesquioxane of 6%, 2% 2,2 '-dihydroxyl-4-methoxy benzophenone, 3% thioxanthone photoinitiator, 1% magnesium oxide, 2% toner composition.
4. wiper silica gel strip according to claim 1, is characterized in that: silica gel, the magnesium oxide of 3%, the toner of 2% that described top silica gel strip is 95% by massfraction form; Described bottom silica gel strip by massfraction be 70% silica gel, 8% black stone ink, 4% white graphite, 5% tetrafluoroethylene, the methyl silsesquioxane of 5%, 2% 2,2 '-dihydroxyl-4-methoxy benzophenone, 2% thioxanthone photoinitiator, 2% magnesium oxide, 2% toner composition.
5. a manufacture method for wiper silica gel strip as claimed in claim 1, is characterized in that: comprise the following steps:
Step one: the raw material mixing of top silica gel strip: by silica gel, magnesium oxide, toner mixing and stirring, form top silica gel strip blank;
Step 2: the raw material mixing of bottom silica gel strip: first silica gel, black stone ink, white graphite, tetrafluoroethylene, methyl silsesquioxane, magnesium oxide, toner are stirred, then continue to stir, first 2 are added in whipping process, 2 '-dihydroxyl-4-methoxy benzophenone, after add thioxanthone photoinitiator, stir, form bottom silica gel strip blank;
Step 3: the top silica gel strip blank in step one and the bottom silica gel strip blank in step 2 are coextruded them into type, forms silica gel strip blank;
Step 4: the silica gel strip blank in step 3 is put into drying baker, and carry out drying and shaping under the high temperature of 500-600 degree, product is made.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610008482.4A CN105482458A (en) | 2016-01-05 | 2016-01-05 | Silicone rubber strip for windscreen wiper and preparation method thereof |
| PCT/CN2016/112614 WO2017118331A1 (en) | 2016-01-05 | 2016-12-28 | Silicone strip for windscreen wiper and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610008482.4A CN105482458A (en) | 2016-01-05 | 2016-01-05 | Silicone rubber strip for windscreen wiper and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105482458A true CN105482458A (en) | 2016-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610008482.4A Pending CN105482458A (en) | 2016-01-05 | 2016-01-05 | Silicone rubber strip for windscreen wiper and preparation method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105482458A (en) |
| WO (1) | WO2017118331A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105968810A (en) * | 2016-05-12 | 2016-09-28 | 浙江源创电子科技有限公司 | Wearable silica gel strip for windscreen wiper and manufacturing method for same |
| CN107298861A (en) * | 2016-04-14 | 2017-10-27 | 惠陆韩国有限公司 | Rubber composition |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6004496A (en) * | 1996-02-22 | 1999-12-21 | Specialty Silicone Products, Inc. | Method of making a silicone rubber windshield wiper |
| CN1706888A (en) * | 2004-06-11 | 2005-12-14 | Sar控股国际有限公司 | Self-lubricant organosilicone rubber material and its prepn proess and use |
| CN101824220A (en) * | 2010-04-14 | 2010-09-08 | 吴江朗科化纤有限公司 | Self-moistening type organic silicon rubber material and preparation method thereof |
| CN101891905A (en) * | 2009-11-18 | 2010-11-24 | 九江学院 | Rubber strip of flat wipe blade and preparation method thereof |
| CN102504548A (en) * | 2011-11-29 | 2012-06-20 | 桂林裕天新材料有限公司 | Rubber material for windscreen wipers, preparation method thereof and process for producing windscreen wiper from the rubber material |
| CN104098913A (en) * | 2014-06-26 | 2014-10-15 | 李梅 | Mixed silicone rubber for automotive windscreen scraper and preparation method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090018515A (en) * | 2007-08-17 | 2009-02-20 | 에이디엠이십일 주식회사 | Tefron composition for coating a rubber of wiper blade and its coating method |
-
2016
- 2016-01-05 CN CN201610008482.4A patent/CN105482458A/en active Pending
- 2016-12-28 WO PCT/CN2016/112614 patent/WO2017118331A1/en active Application Filing
Patent Citations (6)
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|---|---|---|---|---|
| US6004496A (en) * | 1996-02-22 | 1999-12-21 | Specialty Silicone Products, Inc. | Method of making a silicone rubber windshield wiper |
| CN1706888A (en) * | 2004-06-11 | 2005-12-14 | Sar控股国际有限公司 | Self-lubricant organosilicone rubber material and its prepn proess and use |
| CN101891905A (en) * | 2009-11-18 | 2010-11-24 | 九江学院 | Rubber strip of flat wipe blade and preparation method thereof |
| CN101824220A (en) * | 2010-04-14 | 2010-09-08 | 吴江朗科化纤有限公司 | Self-moistening type organic silicon rubber material and preparation method thereof |
| CN102504548A (en) * | 2011-11-29 | 2012-06-20 | 桂林裕天新材料有限公司 | Rubber material for windscreen wipers, preparation method thereof and process for producing windscreen wiper from the rubber material |
| CN104098913A (en) * | 2014-06-26 | 2014-10-15 | 李梅 | Mixed silicone rubber for automotive windscreen scraper and preparation method |
Non-Patent Citations (2)
| Title |
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| 王孝达，等: "《金属工艺学 第二版》", 28 February 2011, 高等教育出版社 * |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107298861A (en) * | 2016-04-14 | 2017-10-27 | 惠陆韩国有限公司 | Rubber composition |
| KR101796314B1 (en) * | 2016-04-14 | 2017-11-10 | 그레이스 콘티넨탈 코리아 주식회사 | Silicone rubber composition |
| CN107298861B (en) * | 2016-04-14 | 2020-10-02 | 惠陆韩国有限公司 | Silicone rubber composition |
| CN105968810A (en) * | 2016-05-12 | 2016-09-28 | 浙江源创电子科技有限公司 | Wearable silica gel strip for windscreen wiper and manufacturing method for same |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017118331A1 (en) | 2017-07-13 |
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Application publication date: 20160413 |
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