Method for circulating pressurized fluids to improve gas channel cooling
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B29D-023/00
B29C-049/66
출원번호
US-0683177
(2001-11-29)
발명자
/ 주소
Moore, Jr., Roy E.
Swistak, Daniel J.
출원인 / 주소
Infiltrator Systems, Inc.
대리인 / 주소
Cantor Colburn LLP
인용정보
피인용 횟수 :
2인용 특허 :
4
초록▼
A method for manufacturing a molded article comprises injecting a quantity of molding material sufficient for the preparation of the molded article into a cavity of a mold, injecting a first portion of fluid into the mold cavity, creating a gas channel within the molding material, and forming the mo
A method for manufacturing a molded article comprises injecting a quantity of molding material sufficient for the preparation of the molded article into a cavity of a mold, injecting a first portion of fluid into the mold cavity, creating a gas channel within the molding material, and forming the molded article within the mold cavity. At least a portion of the first portion of fluid is exhausted through a gas port, a second portion of fluid is injected into the mold material, and the molded article is cooled within the mold cavity to a temperature beneath a softening point of the molding material.
대표청구항▼
A method for manufacturing a molded article comprises injecting a quantity of molding material sufficient for the preparation of the molded article into a cavity of a mold, injecting a first portion of fluid into the mold cavity, creating a gas channel within the molding material, and forming the mo
A method for manufacturing a molded article comprises injecting a quantity of molding material sufficient for the preparation of the molded article into a cavity of a mold, injecting a first portion of fluid into the mold cavity, creating a gas channel within the molding material, and forming the molded article within the mold cavity. At least a portion of the first portion of fluid is exhausted through a gas port, a second portion of fluid is injected into the mold material, and the molded article is cooled within the mold cavity to a temperature beneath a softening point of the molding material. rein etching of the metal film using the photo-resist as a mask is performed by using ion milling. 10. An organic insulation film formation method as claimed in one of claims 1-4, wherein the etching of the protection film and the organic insulation film using the metal film as a mask is performed as a dry etching using a mixed gas plasma of oxygen and fluorine. 11. The method of claim 1, further comprising: forming an ohmic electrode as at least one of a source electrode and a drain electrode. 12. The method of claim 11, wherein said forming said ohmic electrode further comprises: performing thermal processing for one minute at 400 degrees centigrade in a hydrogen atmosphere. 13. The method of claim 12, further comprising: forming said organic insulation layer on said ohmic electrode. 14. The method of claim 13, wherein said organic insulation layer is benzocyclobutene having a thickness of about 2 micrometers. 15. The method of claim 1, wherein said multi-layer metal film includes a top layer of platinum and a second lower layer of titanium. 16. An organic insulation film formation method comprising the steps of: successively forming an organic insulation film, a protection film, and a metal film in this order on a substrate, said metal film being a multi-layer metal film having at least a top layer and a bottom layer; forming a patterned photo-resist on the multi-layer metal film; etching the metal film using the photo-resist as a mask; and etching the protection film and the organic insulation film using a remaining portion of the multi-layer metal film as a mask, wherein said multi-layer metal film includes a top layer of platinum and a second lower layer of titanium; and wherein said top layer of platinum has a thickness of approximately 200 Angstroms, and said second lower layer of titanium has a thickness of approximately 100 Angstroms. 17. An organic insulation film formation method comprising the steps of: successively forming an organic insulation film, a protection film, and a metal film in this order on a substrate, said metal film being a multi-layer metal film; forming a patterned photo-resist on the metal film; etching the metal film using the photo-resist as a mask; and etching the protection film and the organic insulation film using a top metal layer of any remaining metal film as a mask; wherein said multi-layer metal film includes a top layer of platinum and a second lower layer of titanium; wherein said top layer of platinum has a thickness of approximately 200 Angstroms, and said second lower layer of titanium has a thickness of approximately 100 Angstroms; further comprising: forming a composite plating path on a wall of a through hole in the organic insulation film forming a bottom of said ohmic electrode, wherein portions of said plating path are formed on top of said multi-layer metal film; adding a second layer of photoresist for patterning for plating; and performing gold plating to form wiring. 18. The method of claim 17, wherein said composite plating path includes a titanium, platinum and gold. 19. An organic insulation film formation method comprising the steps of: successively forming an organic insulation film, a protection film, and a first metal film in this order on a substrate; forming a patterned photo-resist on the first metal film; etching the first metal film using the photo-resist as a mask; etching the protection film and the organic insulation film using a remaining portion of the first metal film as a mask; forming a second metal film over the remaining portion of the first metal film; and forming a wiring metal film by patterning the remaining portion of the first metal film and the second metal film. 20. The organic insulation film formation method of claim 19, wherein said first metal film, said second metal film and said wiring metal film include metals selected from the group consisting of: titanium (Ti), platinum (Pt) and gol d (Au). 21. The organic insulation film formation method of claim 19, wherein said patterning of the first metal film and the second metal film is performed by applying a photo-resist layer. 22. The organic insulation film formation method of claim 19, further comprising: removing portions of the first metal film and the second metal film in order to expose a corresponding portion of the protection film thereunder. 23. The organic insulation film formation method of claim 19, further comprising: forming a third metal film over the second metal film; forming a wiring metal film by patterning the remaining portion of the first metal, film, the second metal film, and the third metal film. 24. The organic insulation film formation method of claim 19, wherein said wiring metal film is a lower level wiring metal film, and wherein the method further comprises: forming an interlayer insulation film on said lower level wiring metal film; and repeating the forming, patterning, and etching steps to form an upper level wiring metal film. 25. A wiring formation method comprising: successively forming an organic insulation film and a metal film, which provide an etching selectivity, in this order on a substrate; etching the metal film using a patterned photo-resist as a mask; forming an opening on the organic insulation film by etching the organic insulation film using the metal film as a mask; forming a wiring metal film in the opening of the organic insulation film and on the metal film; and removing a portion of the wiring metal film not used in forming a wiring and also removing a corresponding portion of the metal film. 26. The wiring formation method of claim 25, further comprising: forming a plating path metal film on an inner wall of the opening of the organic insulation film and on the metal film as the wiring metal film; forming a wiring by plating on the plating path metal film and in the opening of the organic insulation film using a patterned photo-resist film; and after removing the patterned photo-resist film, removing a portion of the plating path metal film not used as a plated wiring and also removing a corresponding portion of the metal film by etching. 27. The wiring formation method of claim 25, wherein the metal film used as the mask is a first metal film, and the method further comprising: forming a second metal film as the wiring metal film on an inner wall of the opening of the organic insulation film and on the first metal film; etching away a portion of the wiring metal film not included in the wiring and a corresponding portion of the first metal film using a patterned photo-resist film; and removing the patterned photo-resist film. 28. The wiring formation method of claim 25, wherein a protection film is placed between the organic insulation film and the metal film. 29. The wiring formation method of claim 25, wherein, when etching the organic insulation film using the metal film as a mask, the etching rate of the metal film is not more than one-tenth of an etching rate of the organic insulation film. 30. The wiring formation method of claim 28, wherein, the organic insulation film is made from benzocyclobutene, the protection film is made from a silicone compound, and the metal film is made from one of: platinum, gold and an alloy containing at least one: of platinum and gold. 31. The wiring formation method of claim 28, wherein the organic insulation film is made from benzocyclobutene, the protection film is made from one of: silicon nitride and silicon oxide, and the metal film is made from one of: platinum and gold. 32. The wiring formation method of claim 28, wherein the organic insulation film is made from benzocyclobutene, the protection film is made from one of: silicon nitride and silicone oxide, and the metal film is made from titanium and one of: platinum and gold layered in this order. 33. The wiring formation method of claim 25, wherein said etching of the met
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이 특허에 인용된 특허 (4)
Johnson Joe L. (Middlefield OH) Seman ; Sr. Richard T. (Newbury OH), Apparatus for producing a fluid-assisted injection molded product.
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