ES2164499B1 - CELLULAR PRODUCT BY INJECTION AND MANUFACTURING METHOD OF THE SAME. - Google Patents

CELLULAR PRODUCT BY INJECTION AND MANUFACTURING METHOD OF THE SAME.

Info

Publication number
ES2164499B1
ES2164499B1 ES009800657A ES9800657A ES2164499B1 ES 2164499 B1 ES2164499 B1 ES 2164499B1 ES 009800657 A ES009800657 A ES 009800657A ES 9800657 A ES9800657 A ES 9800657A ES 2164499 B1 ES2164499 B1 ES 2164499B1
Authority
ES
Spain
Prior art keywords
mixture
cavity
injection
manufacturing
cellular product
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 - Lifetime
Application number
ES009800657A
Other languages
Spanish (es)
Other versions
ES2164499A1 (en
Inventor
Park Soo Kwan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
YOUNG CHANG NEW TECHNOLOGY COR
Original Assignee
YOUNG CHANG NEW TECHNOLOGY COR
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by YOUNG CHANG NEW TECHNOLOGY COR filed Critical YOUNG CHANG NEW TECHNOLOGY COR
Publication of ES2164499A1 publication Critical patent/ES2164499A1/en
Application granted granted Critical
Publication of ES2164499B1 publication Critical patent/ES2164499B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D35/00—Producing footwear
    • B29D35/12—Producing parts thereof, e.g. soles, heels, uppers, by a moulding technique
    • B29D35/14—Multilayered parts
    • B29D35/142—Soles
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/12—Moulds or cores; Details thereof or accessories therefor with incorporated means for positioning inserts, e.g. labels
    • B29C33/14—Moulds or cores; Details thereof or accessories therefor with incorporated means for positioning inserts, e.g. labels against the mould wall
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
    • B29C44/1228—Joining preformed parts by the expanding material
    • B29C44/1233—Joining preformed parts by the expanding material the preformed parts being supported during expanding
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
    • C08L23/0853—Vinylacetate
    • 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
    • B29K2023/04—Polymers of ethylene
    • B29K2023/08—Copolymers of ethylene
    • B29K2023/083—EVA, i.e. ethylene vinyl acetate copolymer

Abstract

Producto celular por inyección y método de fabricación del mismo, cuyo método comprende: preparar una mezcla de material principal; preformar una pieza de material auxiliar de propiedad diferente a la de la mezcla de material principal; formar una región de cavidad auxiliar en una cavidad de molde; colocar la pieza de material principal en la cavidad; mantener la mezcla y la mezcla de material auxiliar en la cavidad a una temperatura y una presión predeterminadas durante un periodo predeterminado y abrir el molde para sacar el producto. En consecuencia, se pueden lograr fácil y eficazmente productos de propiedades diversas tales como color, densidad y dureza.Cellular product by injection and method of manufacture thereof, which method comprises: preparing a mixture of main material; preforming a piece of auxiliary material of different property to that of the main material mixture; forming a region of auxiliary cavity in a mold cavity; place the main material piece in the cavity; keep the mixture and mixture of auxiliary material in the cavity at a predetermined temperature and pressure for a predetermined period and open the mold to remove the product. Consequently, products of various properties such as color, density and hardness can be easily and efficiently achieved.

ES009800657A 1997-08-29 1998-03-27 CELLULAR PRODUCT BY INJECTION AND MANUFACTURING METHOD OF THE SAME. Expired - Lifetime ES2164499B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019970043010A KR100256180B1 (en) 1997-08-29 1997-08-29 Injection foaming product and manufacturing method thereof

Publications (2)

Publication Number Publication Date
ES2164499A1 ES2164499A1 (en) 2002-02-16
ES2164499B1 true ES2164499B1 (en) 2003-05-16

Family

ID=19519520

Family Applications (1)

Application Number Title Priority Date Filing Date
ES009800657A Expired - Lifetime ES2164499B1 (en) 1997-08-29 1998-03-27 CELLULAR PRODUCT BY INJECTION AND MANUFACTURING METHOD OF THE SAME.

Country Status (10)

Country Link
JP (1) JP3083800B2 (en)
KR (1) KR100256180B1 (en)
CN (1) CN1211498A (en)
BR (1) BR9800935A (en)
CA (1) CA2233054A1 (en)
DE (1) DE19812694A1 (en)
ES (1) ES2164499B1 (en)
ID (1) ID20771A (en)
IT (1) ITTO980257A1 (en)
TW (1) TW424038B (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020073125A (en) * 2002-09-05 2002-09-19 이동락 manufacturing method and mould for the shoe-sole which has different colors or hardness
JP4463667B2 (en) * 2004-12-01 2010-05-19 日東電工株式会社 Foam filling material
WO2007066899A1 (en) * 2005-11-02 2007-06-14 Jang Won Park Injection molding process
KR100662548B1 (en) * 2005-11-02 2006-12-28 박장원 Injection molding process
KR100689964B1 (en) * 2006-06-21 2007-03-08 박장원 Method for manufacturing crosslinked foam
ES2361315B1 (en) * 2009-06-18 2012-04-20 Vulcanizados Argus, S.L METHOD OF MANUFACTURE OF A BASE-FLOOR ASSEMBLY FOR FOOTWEAR AND BASE-FLOOR ASSEMBLY MANUFACTURED WITH SUCH METHOD.
CN102173074B (en) * 2011-01-21 2016-06-08 许建华 A kind of production method of sole
KR101338482B1 (en) * 2011-11-07 2013-12-10 동신산업(주) Method for Preparing Buoy Member Using EPP and Buoy Member Thereof
CN103009553A (en) * 2012-12-13 2013-04-03 德尔惠(中国)有限公司 Manufacturing process of double-color double-density soles
US10172415B2 (en) 2014-04-14 2019-01-08 Nike, Inc. Sole assembly formed from multiple preforms and method and mold for manufacturing same
US10226906B2 (en) * 2014-04-14 2019-03-12 Nike, Inc. Method of manufacturing sole assembly formed of multiple preforms
CN105291377A (en) * 2015-11-14 2016-02-03 重庆跃发日用品有限公司 Manufacturing die of massaging slipper soles
CN105291350A (en) * 2015-11-14 2016-02-03 重庆跃发日用品有限公司 Arranging method for arranging hard balls in protrusions of massaging slipper sole
CN105459327A (en) * 2015-11-14 2016-04-06 重庆跃发日用品有限公司 Production method for massaging slipper soles
CN105291351A (en) * 2015-11-14 2016-02-03 重庆跃发日用品有限公司 Arranging structure for hard spheres, for massaging slipper sole, in manufacturing die
CN110216851B (en) * 2018-03-02 2021-12-31 彰洋材料股份有限公司 Variable-pressure injection mold, injection shoe material and manufacturing method thereof
IT201900012519A1 (en) * 2019-07-22 2021-01-22 Nea Srl "Mold for the application of a leather template in the tread of an elastomeric hull of an après-ski and its manufacturing process"

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4245406A (en) * 1979-05-03 1981-01-20 Brookfield Athletic Shoe Company, Inc. Athletic shoe
DE69018263T2 (en) * 1990-11-10 1995-08-03 Yang Kuo Nan Process for the production of EVA shoe insoles.
JP2589650B2 (en) * 1993-11-27 1997-03-12 株式会社アサヒコーポレーション Molding method of foam polyurethane sole
US5453230A (en) * 1993-12-02 1995-09-26 Urethane Technologies, Inc. Method for rotationally molding an article with a vulnerable insert
JP2764198B2 (en) * 1994-01-29 1998-06-11 株式会社アサヒコーポレーション Forming method for foam soles
CA2148646C (en) * 1994-06-14 2005-06-14 Dezi Anthony Krajcir Resilient molded shoe heels
JPH0857985A (en) * 1994-08-23 1996-03-05 Moon Star Co Manufacture of injection molded shoe

Also Published As

Publication number Publication date
DE19812694A1 (en) 1999-03-04
ID20771A (en) 1999-03-04
CN1211498A (en) 1999-03-24
TW424038B (en) 2001-03-01
KR100256180B1 (en) 2000-05-15
JPH1177745A (en) 1999-03-23
ES2164499A1 (en) 2002-02-16
BR9800935A (en) 2000-05-23
KR19990019616A (en) 1999-03-15
ITTO980257A1 (en) 1999-09-24
CA2233054A1 (en) 1999-02-28
JP3083800B2 (en) 2000-09-04

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