JP7404266B2 - 非晶質ポリオレフィンからなるオーバーモールドインサートを備える車体部品 - Google Patents
非晶質ポリオレフィンからなるオーバーモールドインサートを備える車体部品 Download PDFInfo
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- JP7404266B2 JP7404266B2 JP2020555521A JP2020555521A JP7404266B2 JP 7404266 B2 JP7404266 B2 JP 7404266B2 JP 2020555521 A JP2020555521 A JP 2020555521A JP 2020555521 A JP2020555521 A JP 2020555521A JP 7404266 B2 JP7404266 B2 JP 7404266B2
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- amorphous polyolefin
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- 229920000098 polyolefin Polymers 0.000 title claims description 30
- 239000000463 material Substances 0.000 claims description 37
- 239000004743 Polypropylene Substances 0.000 claims description 29
- 229920001155 polypropylene Polymers 0.000 claims description 29
- -1 polypropylene Polymers 0.000 claims description 27
- 239000004033 plastic Substances 0.000 claims description 21
- 229920003023 plastic Polymers 0.000 claims description 21
- 238000000465 moulding Methods 0.000 claims description 12
- 238000002834 transmittance Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 229920000089 Cyclic olefin copolymer Polymers 0.000 claims description 6
- 239000000654 additive Substances 0.000 claims description 5
- 239000000975 dye Substances 0.000 claims description 4
- 239000000945 filler Substances 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims description 4
- 229920001577 copolymer Polymers 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000004417 polycarbonate Substances 0.000 description 3
- 229920000515 polycarbonate Polymers 0.000 description 3
- 239000012780 transparent material Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14336—Coating a portion of the article, e.g. the edge of the article
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
- B60R13/04—External Ornamental or guard strips; Ornamental inscriptive devices thereon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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
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- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/10—Polymers of propylene
- B29K2023/12—PP, i.e. polypropylene
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/38—Polymers of cycloalkenes, e.g. norbornene or cyclopentene
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/0005—Condition, form or state of moulded material or of the material to be shaped containing compounding ingredients
- B29K2105/0032—Pigments, colouring agents or opacifiyng agents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/12—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of short lengths, e.g. chopped filaments, staple fibres or bristles
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29K2309/08—Glass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
- B29K2995/0026—Transparent
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
- B29K2995/0029—Translucent
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29L2031/00—Other particular articles
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B2605/00—Vehicles
- B32B2605/006—Transparent parts other than made from inorganic glass, e.g. polycarbonate glazings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Description
・非晶質ポリオレフィンは実質的に50%超の透過率を有する。
・プラスチック材料からなる本体を備え、インサートは、本体内で部分的にオーバーモールドされている、部品。
・インサートは、車両の外側から見えるように意図された表面と反対側の表面とを備え、両方の表面のうち少なくとも一方は本体のプラスチック材料によって覆われておらず、好ましくは、両方の表面が本体のプラスチック材料によって完全に覆われていない。
・本体はポリプロピレンをベースとするプラスチック材料からなる。
・インサートの両方の表面のうち少なくとも一方が粒状である。
・インサートは環状ポリオレフィンをベースとする材料からなる。
・インサートは、シクロオレフィンコポリマーとシクロオレフィンポリマーのうち少なくとも1つの材料をベースとする材料からなる。
・インサートは、次の添加物:エラストマーフィラー、粉砕/短ガラス繊維、染料のうち少なくとも1つの添加物を含む、透明又は半透明の非晶質ポリオレフィンをベースとする材料からなる。
・部品は、自動車のフロントバンパー、リヤバンパー、テールゲート、ルーフ、ドア、又はフェンダーを形成する。
・透明又は半透明のインサートが、第1の型内において非晶質ポリオレフィン成形法により製造される。
・インサートが第2の型内に配置される。
・光が通過するように意図されたインサートの2つの表面を保護しつつ、インサートをオーバーモールドするために、ポリプロピレン系プラスチック材料を第2の型に射出する。
・透明又は半透明のインサートは、可動楔で区切られたインサートの成形キャビティを含む型内において、非晶質ポリオレフィン射出成形法によって製造される。次に、楔を動かした後に、
・光が通過するように意図されたインサートの2つの表面を保護しつつ、インサートをオーバーモールドするために、部品の本体の成形キャビティを備える型に、ポリプロピレン系プラスチックを射出する。
・車両の内側を見ることができないようにしつつ、車両の外側に向かって光を拡散させるためには、実質的に50%超である。
・車両の外側に向かう光の拡散をより少なくするためには、実質的に60%超である。
・車両の内側が見えることが望まれるオーバーモールドインサートを製造するためには、実質的に90%超であることが望ましい。
・インサート20の可塑性を増大させることでインサートをより容易に変形させ、衝撃に対する機械的特性及び熱的特性を改善するための、エラストマーフィラー。
・インサート20の機械的強度を増加させるための、粉砕又は短ガラス繊維。
・部品10の美観を改善するための、染料。
・インサート20が、第1の型内において非晶質ポリオレフィン成形法により製造される。
・インサート20が、例えばロボットによって第2の型内に配置される。
・光が通過するように意図された2つの表面を保護しつつ(これらの表面がポリプロピレン系プラスチック材料で覆われることを防ぐため)、インサート20をオーバーモールドするために、ポリプロピレン系プラスチック材料を第2の型に射出する。
・インサート20は、可動楔で区切られたインサート20用の成形キャビティを含む型内において、非晶質ポリオレフィン射出成形法によって製造される。次に、楔を動かした後に、
・光が通過するように意図された2つの表面を保護しつつ(これらの表面がポリプロピレン系プラスチックで覆われることを防ぐため)、インサート20をオーバーモールドするために、本体30の成形キャビティを備える同じ型に、ポリプロピレン系プラスチック材料を射出する。
20:部品10の透明なオーバーモールドインサート
30:インサート20を含む部品10の本体
40:自動車
Claims (9)
- 非晶質ポリオレフィンをベースとする少なくとも1つのオーバーモールドインサート(20)と、ポリプロピレンをベースとするプラスチック材料からなる本体(30)と、を備えることを特徴とする、自動車(40)の車体部品(10)であって、
前記インサート(20)は、前記本体(30)内で部分的にオーバーモールドされ、
前記車体部品(10)は、自動車(40)のフロントバンパー、又はリヤバンパーを形成する
車体部品(10)。 - 前記非晶質ポリオレフィンは実質的に50%超の透過率を有する、請求項1に記載の部品(10)。
- 前記インサート(20)が、車両の外側から見えるように意図された表面と、反対側の表面と、を備え、両方の表面のうち少なくとも一方は前記本体(30)の前記プラスチック材料によって全体が覆われておらず、好ましくは両方の表面が前記本体(30)の前記プラスチック材料によって完全に覆われていない、請求項1又は2に記載の部品(10)。
- 前記インサート(20)の前記両方の表面のうち少なくとも一方が粒状である、請求項3に記載の部品(10)。
- 前記インサート(20)が環状ポリオレフィンをベースとする材料からなる、請求項1~4のいずれか一項に記載の部品(10)。
- 前記インサート(20)が、シクロオレフィンコポリマー(COC)とシクロオレフィンポリマー(COP)のうち少なくとも1つの材料をベースとする材料からなる、請求項5に記載の部品(10)。
- 前記インサート(20)が、次の添加物:エラストマーフィラー、粉砕/短ガラス繊維、染料のうち少なくとも1つの添加物を含む、透明又は半透明の非晶質ポリオレフィンをベースとする材料からなる、請求項1~6のいずれか一項に記載の部品(10)。
- 請求項1~7のいずれか一項に記載の少なくとも1つの車体部品(10)を備える、自動車(40)。
- 透明又は半透明のインサート(20)が、可動楔で区切られた前記インサート(20)の成形キャビティを含む型内において、非晶質ポリオレフィン射出成形法によって製造され、次に、前記楔を動かした後に、
光が通過するように意図された前記インサート(20)の2つの表面を保護しつつ、前記インサート(20)をオーバーモールドするために、前記部品(10)の本体(30)の成形キャビティを備える型に、ポリプロピレン系プラスチックを射出する、
請求項1~7のいずれか一項に記載の部品(10)の製造方法。
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FR1853141A FR3079771B1 (fr) | 2018-04-10 | 2018-04-10 | Piece de carrosserie comportant un insert surmoule en polyolefine amorphe |
PCT/EP2019/059158 WO2019197498A1 (fr) | 2018-04-10 | 2019-04-10 | Piece de carrosserie comportant un insert surmoule en polyolefine amorphe |
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JP2002357709A (ja) | 2001-06-01 | 2002-12-13 | Canon Inc | 高反射性銀鏡及び反射型光学部品 |
JP2007099267A (ja) | 2005-10-04 | 2007-04-19 | Ems-Chemie Ag | 可視部分および光源を有するプラスチック部材 |
JP2011176621A (ja) | 2010-02-24 | 2011-09-08 | Pioneer Electronic Corp | スピーカ用振動板及びスピーカ装置 |
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US3811989A (en) * | 1972-05-15 | 1974-05-21 | Creators Ltd | Decorative trim strips |
JPS6031534A (ja) * | 1983-03-04 | 1985-02-18 | Hashimoto Forming Co Ltd | 車両用フイニツシヤ−の製造方法 |
JPH06345965A (ja) * | 1993-06-04 | 1994-12-20 | Toray Ind Inc | ポリフェニレンスルフィド樹脂組成物 |
JPH10111402A (ja) * | 1996-10-04 | 1998-04-28 | Gunze Ltd | 光拡散性シートとその製造方法 |
JP3469739B2 (ja) * | 1997-04-04 | 2003-11-25 | 三井化学株式会社 | エアバッグカバー及びエアバッグカバー用オレフィン系熱可塑性エラストマー |
DE10154543A1 (de) * | 2001-11-07 | 2003-05-15 | Siemens Ag | Kunststoffspritzgußteil mit optischer Anzeigefunktion und Verfahren zur Herstellung des Spritzgußteils |
DE102007036468A1 (de) * | 2007-07-23 | 2009-01-29 | Evonik Röhm Gmbh | Heckelement für ein Kraftfahrzeug umfassend eine Beleuchtungseinheit |
EP2240345B1 (en) * | 2007-12-12 | 2013-09-18 | Innotec, Corp. | Light for vehicles |
US20110002138A1 (en) * | 2009-07-02 | 2011-01-06 | International Automotive Components Group North America, Inc. | Selectively illuminated trim panels |
DE102010042939A1 (de) * | 2010-10-26 | 2012-04-26 | Bayer Materialscience Aktiengesellschaft | Fugenlose Heckklappe |
KR20190111150A (ko) * | 2012-03-30 | 2019-10-01 | 다우 글로벌 테크놀로지스 엘엘씨 | 폴리올레핀 엘라스토머 제형 |
US9676338B2 (en) * | 2012-05-31 | 2017-06-13 | Metelix Products Inc. | Reinforced blow moulded vehicle running board and method of making same |
DE102013218850A1 (de) * | 2013-09-19 | 2015-03-19 | Kunststoff-Technik Scherer & Trier Gmbh & Co. Kg | Leuchtenabdeckung, Fahrzeugbauteil und Fahrzeug |
DE102014006133A1 (de) * | 2014-04-26 | 2015-10-29 | Daimler Ag | Verfahren zum Herstellen wenigstens eines Kunststoffbauteils |
US9855888B1 (en) * | 2016-06-29 | 2018-01-02 | Ford Global Technologies, Llc | Photoluminescent vehicle appliques |
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JP2002357709A (ja) | 2001-06-01 | 2002-12-13 | Canon Inc | 高反射性銀鏡及び反射型光学部品 |
JP2007099267A (ja) | 2005-10-04 | 2007-04-19 | Ems-Chemie Ag | 可視部分および光源を有するプラスチック部材 |
JP2011176621A (ja) | 2010-02-24 | 2011-09-08 | Pioneer Electronic Corp | スピーカ用振動板及びスピーカ装置 |
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US20210138976A1 (en) | 2021-05-13 |
CN111936288A (zh) | 2020-11-13 |
JP2021521046A (ja) | 2021-08-26 |
WO2019197498A1 (fr) | 2019-10-17 |
EP3774263A1 (fr) | 2021-02-17 |
FR3079771A1 (fr) | 2019-10-11 |
FR3079771B1 (fr) | 2021-09-10 |
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