KR0180045B1 - 합성수지 성형체의 제조방법 - Google Patents
합성수지 성형체의 제조방법 Download PDFInfo
- Publication number
- KR0180045B1 KR0180045B1 KR1019960052516A KR19960052516A KR0180045B1 KR 0180045 B1 KR0180045 B1 KR 0180045B1 KR 1019960052516 A KR1019960052516 A KR 1019960052516A KR 19960052516 A KR19960052516 A KR 19960052516A KR 0180045 B1 KR0180045 B1 KR 0180045B1
- Authority
- KR
- South Korea
- Prior art keywords
- molding material
- core
- molding
- outer layer
- bumper
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
- 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
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
-
- 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
- B29C45/03—Injection moulding apparatus
- B29C45/10—Injection moulding apparatus using moulds or injection units usable in different arrangements or combinations to each other
-
- 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
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
- B29C2045/1654—Making multilayered or multicoloured articles having a "sandwich" structure whereby the core material is penetrating through the skin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
- B29L2031/3044—Bumpers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
Description
Claims (1)
- 코어와, 이 코어를 피복하는 외층으로 된 샌드위치 구조를 구비한 제1구성부와, 이 제1구성부에 연설되고 단층구조를 구비한 제2구성부를 가진 합성수지 성형체를 제조함에 있어서, 금형의 게이트를 통해 성형용 캐비티내에 외층용 성형재료를 사출하는 제1공정과, 코어용 성형재료를 사출하여, 이 코어용 성형재료를 상기 게이트내 및 상기 캐비티내의 상기 외층용 성형재료 내에 유입시킴과 동시에 이들 외층용 및 코어용 성형재료를 상기 캐비티내로 유동시켜 상기 제1구성부의 성형을 진행시키는 제2공정과, 상기 외층용 성형재료의 유동방향 앞부분을 상기 코어용 성형재료의 유동방향 앞부분에 의해 돌파하여 이 코어용 성형재료를 상기 캐비티내로 유동시킴으로써 상기 제1구성부의 성형진행하에 상기 제2구성부의 성형을 진행시키는 제3공정과, 상기 외층용 성형재료에 의해 상기 게이트내에 존재하는 2 중 구조의 상기 외층용 및 코어용 성형재료를 상기 캐비티내에 압출함으로써 상기 제1 및 제2구성부의 성형을 완료하는 제4공정을 이용하여서 되는 합성수지 성형체의 제조방법.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP95-289941 | 1995-11-08 | ||
| JP28994195A JP3497301B2 (ja) | 1995-11-08 | 1995-11-08 | 合成樹脂成形体の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR970025908A KR970025908A (ko) | 1997-06-24 |
| KR0180045B1 true KR0180045B1 (ko) | 1999-05-15 |
Family
ID=17749730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960052516A Expired - Fee Related KR0180045B1 (ko) | 1995-11-08 | 1996-11-07 | 합성수지 성형체의 제조방법 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6180042B1 (ko) |
| EP (1) | EP0773096B1 (ko) |
| JP (1) | JP3497301B2 (ko) |
| KR (1) | KR0180045B1 (ko) |
| CN (1) | CN1087215C (ko) |
| CA (1) | CA2189673C (ko) |
| DE (1) | DE69614066T2 (ko) |
| TW (1) | TW386054B (ko) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2765139B1 (fr) * | 1997-06-26 | 1999-08-06 | Allibert Ind | Procede pour obtenir une piece comprenant deux matieres plastiques differentes, piece obtenue et application de la piece |
| US6843954B2 (en) | 2000-02-24 | 2005-01-18 | Conix Corporation | Injection molding techniques utilizing fluid channels |
| EP1265742A4 (en) * | 2000-02-24 | 2003-05-07 | Conix Corp | LOW DENSITY BODY INJECTION BODY ELEMENTS |
| US6998174B2 (en) | 2000-02-24 | 2006-02-14 | Conix Corporation | Integrated co-injection molded vehicle components and methods of making the same |
| US6696003B2 (en) * | 2001-05-29 | 2004-02-24 | Habasit Ag | Methods for manufacturing a module for a modular conveyor belt having a sandwich layer construction |
| ITMI20020593A1 (it) * | 2002-03-20 | 2003-09-22 | Enrico Scarabelli | Procedimento per lo stampaggio ad iniezione di prodotti in almeno duemateriali distinti |
| US20060022482A1 (en) * | 2002-06-07 | 2006-02-02 | Grupo Antolin-Ingeniera, S.A. | Sun visor |
| WO2011112613A1 (en) | 2010-03-08 | 2011-09-15 | Kortec, Inc. | Methods of molding multi-layer polymeric articles having control over the breakthrough of the core layer |
| WO2012009656A1 (en) | 2010-07-16 | 2012-01-19 | Kortec, Inc. | Improved gas impermeability for injection molded containers |
| PT2643136T (pt) | 2010-11-24 | 2018-07-03 | Milacron Llc | Método de prevenção de falha na termosselagem |
| WO2013028933A1 (en) | 2011-08-23 | 2013-02-28 | Kortec, Inc. | Methods and systems for the preparation of molded plastic articles having a structural barrier layer |
| US8491290B2 (en) | 2011-10-21 | 2013-07-23 | Kortec, Inc. | Apparatus for producing non-symmetric multiple layer injection molded products |
| WO2014091305A2 (en) * | 2012-10-19 | 2014-06-19 | Magna International Inc. | Co-injection molding of the structural portion of a vehicle liftgate inner panel |
| WO2014152014A1 (en) | 2013-03-15 | 2014-09-25 | Kortec, Inc. | Methods and systems for the preparation of molded plastic articles having a structural barrier layer |
| US10954412B1 (en) | 2015-02-05 | 2021-03-23 | Ultra Tech Extrusions of Tennessee, inc. | Extended melt-temp range and low energy absorptive edge banding adhesive system and edge banding |
| EP3103630B2 (fr) | 2015-06-11 | 2025-11-19 | Rossignol Lange S.R.L. | Chaussure de sport co-injectée |
| KR20250131304A (ko) * | 2024-02-26 | 2025-09-03 | 엘지전자 주식회사 | 가전기기용 부품 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4174413A (en) * | 1976-07-27 | 1979-11-13 | Asahi-Dow Limited | Multi-layered molded articles |
| IT8053671V0 (it) * | 1980-11-14 | 1980-11-14 | Cigala & Bertinetti Ind | Elemento stampato in materiale plastico a due componenti particolarmente paraurti per autoveicoli |
| JPS6355A (ja) * | 1986-06-18 | 1988-01-05 | 山村硝子株式会社 | ポリエチレンテレフタレート樹脂製瓶及びその製造方法 |
| DE3711079A1 (de) | 1987-04-02 | 1988-10-13 | Battenfeld Gmbh | Verfahren und vorrichtung zum spritzgiessen von formteilen aus mindestens zwei verschiedenen kunststoffkomponenten |
| IT1211375B (it) * | 1987-09-30 | 1989-10-18 | Fiat Auto Spa | Carrozzeria dell autoveicolo procedimento per la produzione mediante stampaggio ad iniezione di elementi strutturali di materiale plastico termoindurente particolarmente di parti componenti della |
| JPH04267114A (ja) | 1991-02-22 | 1992-09-22 | Mitsui Toatsu Chem Inc | 多層構造成形体 |
| JP2667594B2 (ja) * | 1991-04-15 | 1997-10-27 | 株式会社日本製鋼所 | 射出成形方法及び射出成形型 |
| US5433910A (en) * | 1991-05-14 | 1995-07-18 | Toyoda Gosei Co., Ltd. | Method of producing molding |
| JP2704599B2 (ja) * | 1993-12-20 | 1998-01-26 | 日精樹脂工業株式会社 | 多層成形方法 |
| JP2832692B2 (ja) | 1995-11-02 | 1998-12-09 | 本田技研工業株式会社 | 自動車用バンパの製造方法 |
-
1995
- 1995-11-08 JP JP28994195A patent/JP3497301B2/ja not_active Expired - Fee Related
-
1996
- 1996-11-05 CA CA002189673A patent/CA2189673C/en not_active Expired - Fee Related
- 1996-11-06 TW TW085113553A patent/TW386054B/zh not_active IP Right Cessation
- 1996-11-07 KR KR1019960052516A patent/KR0180045B1/ko not_active Expired - Fee Related
- 1996-11-07 DE DE69614066T patent/DE69614066T2/de not_active Expired - Fee Related
- 1996-11-07 EP EP96308099A patent/EP0773096B1/en not_active Expired - Lifetime
- 1996-11-07 US US08/744,987 patent/US6180042B1/en not_active Expired - Fee Related
- 1996-11-08 CN CN96121646A patent/CN1087215C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR970025908A (ko) | 1997-06-24 |
| EP0773096B1 (en) | 2001-07-25 |
| CA2189673A1 (en) | 1997-05-09 |
| JP3497301B2 (ja) | 2004-02-16 |
| CN1159385A (zh) | 1997-09-17 |
| TW386054B (en) | 2000-04-01 |
| JPH09131759A (ja) | 1997-05-20 |
| DE69614066T2 (de) | 2001-11-15 |
| EP0773096A3 (en) | 1998-04-08 |
| EP0773096A2 (en) | 1997-05-14 |
| US6180042B1 (en) | 2001-01-30 |
| DE69614066D1 (de) | 2001-08-30 |
| CN1087215C (zh) | 2002-07-10 |
| CA2189673C (en) | 1999-09-07 |
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