KR960000976A - 플라스틱 부품의 재료 및 제조 방법 - Google Patents

플라스틱 부품의 재료 및 제조 방법 Download PDF

Info

Publication number
KR960000976A
KR960000976A KR1019950017748A KR19950017748A KR960000976A KR 960000976 A KR960000976 A KR 960000976A KR 1019950017748 A KR1019950017748 A KR 1019950017748A KR 19950017748 A KR19950017748 A KR 19950017748A KR 960000976 A KR960000976 A KR 960000976A
Authority
KR
South Korea
Prior art keywords
mold
thermoplastic
microspheres
heating
weight
Prior art date
Application number
KR1019950017748A
Other languages
English (en)
Other versions
KR100383424B1 (ko
Inventor
에이. 그리머 로버트
Original Assignee
필리 에스. 윌슨
데이빗슨 텍스트론 인크.
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 필리 에스. 윌슨, 데이빗슨 텍스트론 인크. filed Critical 필리 에스. 윌슨
Publication of KR960000976A publication Critical patent/KR960000976A/ko
Application granted granted Critical
Publication of KR100383424B1 publication Critical patent/KR100383424B1/ko

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02—Making microcapsules or microballoons
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/02—Making granules by dividing preformed material
    • B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • B29B9/065—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion under-water, e.g. underwater pelletizers
    • 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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/003—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor characterised by the choice of material
    • 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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C41/04—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould
    • B29C41/042—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould by rotating a mould around its axis of symmetry
    • B29C41/047—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould by rotating a mould around its axis of symmetry the mould cavity lying totally outside the axis, e.g. toroidal moulds
    • 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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C41/18—Slush casting, i.e. pouring moulding material into a hollow mould with excess material being poured off
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/12—Chemical modification
    • C08J7/123—Treatment by wave energy or particle radiation
    • 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
    • C08K7/00—Use of ingredients characterised by shape
    • C08K7/16—Solid spheres
    • 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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C41/04—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould
    • 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
    • B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2329/00—Characterised by the use 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 an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
    • C08J2329/02—Homopolymers or copolymers of unsaturated alcohols
    • C08J2329/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/92—Cellular product containing a dye or pigment
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Dispersion Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Moulding By Coating Moulds (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

직경이 0.018 내지 0.102cm(0.007 내지 0.040 in)인 구상 입자는 육안으로 관창가능한 한계 미만의 다공성을 갖는 제품으로서 가열 모울드면 상에서 캐스팅시키고, 용유시켜 표시 두께가 0.102cm(0.040 in)인 재료의 박층을 형성하고, 냉각시키고 모울드면으로부터 제거하기에 적합한 용융 압출시킨 열가소성 재료로부터 제조한다. 이 방법은 열가소성 수지, 가소제(필요시) 및 블렌드의 5 중량% 미만으로 구성된 안료 첨가제를 블렌딩하고, 용융 압출시켜서 형성된 미소구를 평활한 구상 입자의 형상으로 제공하는 단계; 가열 캐스팅 표면을 제공하고 가열 캐스팅 표면에 대해 상기 미소구의 소정량의 충전물을 분배하는 단계; 미소구를 다공도가 0.008cm(0.003 in)미만인 열가소성 재료의 층으로 용융시킨 후, 비다공성 층을 냉각시키고 캐스팅 표면으로부터 제거하는 단계로 이루어지며, 이 방법의 한 실시 태양에서는 미소구를 가공물과 실질적으로 동일한 중량을 갖는 상기 미소구로 이루어진 고정량의 충전물로서 제공하는 단계; 미소구를 미소구가 박층으로 용융 유동되는 가열 모울드 상으로 원심적으로 캐스팅시키고, 냉각시키고 모울드로부터 제거하는 단계로 이루어지며, 이 방법의 또 다른 실시태양에서는 미소구를 가공물의 중량보다 큰 중량으로 제공하고, 미소구를 박층으로 용융 유동시킴으로서 가열 모울드면에 대한 미소구 재료의 정지 압력을 유지하기 위하여 가열 모울드면에 넣는 것으로 이루어진다.

Description

플라스틱 부품의 재료 및 제조 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 회전-캐스팅법을 실시하는 데에 사용되는 장치의 개략도,
제2도는 본 발명의 슬러시 성형법을 실시하는데에 사용되는 장치의 개략도.

Claims (16)

  1. 블렌드의 5중량%미만을 구성하는 안료 첨가제와 블렌딩된 열가소성 수지로 우리어지고, 구상이며, 외경이 0.018 내지 0.102cm(0.007 내지 0.040 in)범위이고, 80배 이하의 배율에서 평활 외면으로 보이는 열가소성 미소구.
  2. 제1항에 있어서, 상기 열가소성 수지가 순수 폴리비닐 클로라이드(PVC) 및 PVC의 알로이로 이루어진 군으로부터 선택된 PVC 재료인 열가소성 미소구.
  3. 제1항에 있어서, 상기 열가소성 수지가 우레탄 재료인 열가소성 미소구.
  4. 제1항에 있어서, 상기 열가소성 수지가 폴리우레판, 폴리프로필렌, 폴리에틸렌, 폴리스티렌, 에폭시 또는 폴리우레탄, 폴리프로필렌, 폴리에틸린, 폴리스티렌 또는 에폭시의 알로이로 이루어진 군으로부터 선택된 열가소성 미소구.
  5. 블렌드의 5중량%미만을 구성하는 안료 첨가제와 블렌딩된 열가소성 수지 및 가소제로 이루어지고, 80배의 배율에서 평활 외면으로 보이며, 외경이 0.018 내지 0.102cm(0.007 내지 0.040 in)범위인 미소구로 된 재료의 충전물 소정량을 제공하는 단계; 가열된 모울드를 제공하는 단계; 상기 미소구 충전물을 상기 가열된 모울드에 넣는 단계; 재료를 용융 유동시켜 상기 가열된 모울드 표면에 부합하는 형상으로 만든 후, 성형부를 냉각시키고, 모울드로부터 제거하는 단계로 이루어진 박층 플라스틱 쉘(shell)의 제조 방법.
  6. 블렌드의 5중량%미만을 구성하는 안료 첨가제와 블렌딩된 열가소성 수지및 가소제로 이루어지고, 80배의 배율에서 평활 외면으로 보이며, 외경이 0.018 내지 0.102cm(0.007 내지 0.040 in)범위인 미소구로 된 재료의 충전물 소정량을 제공하는 단계; 원심 분리형 모울드를 제공하는 단계; 미소구 충전물을 모울드로부터 제거될 가공물의 중량에 해당하는 양으로 상기 원심 분리형 모울드에 넣는 단계; 및 재료를 원심적으로 용융 유동시켜 가열 모울드 표면에 부합하는 형상으로 만든 후, 원심적으로 성형된 부분을 냉각시키고 모울드로부터 제거하는 단계로 이루어진 박층 플라스틱 쉘의 제조 방법.
  7. 블렌드의 5중량%미만을 구성하는 안료 첨가제와 블렌딩된 열가소성 수지로 이루어지고, 80배의 배율에서 평활 외면으로 보이며, 외경이 0.018 내지 0.051cm(0.007 내지 0.020 in)범위인 미소구로 이루어진 재료 충전물을 성형될 부분의 중량보다 큰 소정량으로 제공하는 단계; 가열된 모울드를 제공하는 단계; 상기 미소구 충전물을 분말 상자에 넣는 단계; 분말 상자를 가열된 모울드에 연결하는 단계; 분말 상자를 회전하는 모울드를 모울드 캐비티(cavity)의 가열된 캐스팅 표면에 안착된 재료 상에 정지 헤드(static head)를 부과하는 재료의 충전물을 채우는 단계; 가열 캐스팅 표면을 가로질러 재료를 유동시켜 가열 캐스팅표면에 부합되는 형상으로 만드는 단계; 과량의 제거하는 단계; 및 가공부를 냉각시키고 모울드로부터 제거하는 단계로 이루어진 박층 플라스틱 쉘의 제조방법.
  8. 0.018 내지 0.102cm(0.007 내지 0.040 in)범위의 평활하고 균일한 직경을 갖는 미소구로 된 재료의 충전물을 분말 상자 중에서 캐스팅시킬 부분의 중량 보다 큰 소정양으로 제공하는 단계; 가열 모울드를 제공하는 단계; 상기 미소구 충전물을 분말 상자에 넣는 단계; 분말 상자를 가열 모울드에 연결하는 단계; 분말 상자를 회전시켜 모울드를 모울드 캐비티의 가열 캐스팅 표면에 안착된 재료 상에 정지 헤드를 부과하는 재료의 충전물로 채우는 단계; 가열 캐스팅 표면을 가로질러 재료 상에 정지 헤드를 부과하는 재료의 충전물로 채우 단계; 가열 캐스팅 표면을 가로질러 재료를 유동시켜 가열 캐스팅 표면에 부합된 형상으로 만드는 단계; 과량의 재료를 제거하는 단계 ; 및 가동부를 냉각시키고 모울드로부터 제거하는 단계로, 분말 상자중에서 캐스팅시킬 부분의 박층 쉘을 가공하는 단계로 이루어진 박층 플라스틱 쉘의 제조 방법.
  9. 열가소성 우레탄(TPU) 재료를 압출시키는 단계, TPU를 프레이크(flake)로 플레이킹하는 단계; 인료, 가소제 및 산화 방지제와 같은 다른 첨가제를 플레이크에 가하는 단계; 생성된 혼합물을 용융시키고 이를 오리피스를 통하여 액조로 이송시켜 용융재료를 0.018 내지 0.102cm(0.007 내지 0.040 in)범위의 균일 외경을 갖는 미소구로 형성시키는 단계로 이루어진 열가소성 미소구의 제조방법.
  10. 안료를 50 내지 55중량%로 함유하는 열가소성 수지를 혼합하는 단계; 생성된 혼합물을 용융시키고, 이를 오리피스를 통하여 액조로 이송시켜 용융된 재료를 0.018 내지 0.102cm(0.007 내지 0.040 in)범위의 균일 외경을 갖는 미소구로 형성시키는 단계로 이루어진 열가소성 제조 방법.
  11. 제10항에 있어서, 열가소성 수지가 폴리비닐 클로라이드 재료인 방법.
  12. 제10항에 있어서, 열가소성 재료가 우레탄인 방법.
  13. 제10항에 있어서, 열가소성 재료 출발 물질이 폴리우레탄, 폴리프로필렌, 폴리에틸렌, 폴리스티렌, 에폭시, 또는 상기 재료의 알로이로 이루어진 군으로부터 선택된 것인 방법.
  14. 제10항에 있어서, 상기 혼합물을 0.018 내지 0.102cm(0.007 내지 0.040 in)범위의 직격을 갖는 압출 다이을 통하여 용융 압출시키고, 용융 재료로서 압출 스트림을 순환수 조절조로 이송시키며 절단하여 외경이 0.018 내지 0.102cm(0.007 내지 0.040 in) 범위인 미소구를 형성하는 방법.
  15. 제10항에 있어서, 열가소성 재료가 2000 내지 150,000 범위의 분자량을 갖는 방법.
  16. 제10항에 있어서, 열가소성 재료가 PVC, TPU, 폴리에틸렌 또는 폴리프로필렌의 미분쇄 알로이인 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019950017748A 1994-06-29 1995-06-28 플라스틱부품의 재료 및 제조방법 KR100383424B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/267,252 US5525274A (en) 1994-06-29 1994-06-29 Process for manufacturing plastic microspheres
US08/267,252 1994-06-29

Publications (2)

Publication Number Publication Date
KR960000976A true KR960000976A (ko) 1996-01-25
KR100383424B1 KR100383424B1 (ko) 2003-08-27

Family

ID=23017975

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950017748A KR100383424B1 (ko) 1994-06-29 1995-06-28 플라스틱부품의 재료 및 제조방법

Country Status (7)

Country Link
US (5) US5525274A (ko)
EP (1) EP0690089B1 (ko)
JP (1) JP3373335B2 (ko)
KR (1) KR100383424B1 (ko)
CA (1) CA2145828C (ko)
DE (1) DE69528319T2 (ko)
ES (1) ES2183844T3 (ko)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6064133A (en) * 1997-02-17 2000-05-16 Yuyu Co., Ltd. Built-in stator of star-winding mechanism and method of producing the stator and BLDC motor using the same
KR100412976B1 (ko) * 2000-08-26 2003-12-31 주식회사 밀레니엄 봉우리 범퍼수리용접착몰드조성물
KR100451841B1 (ko) * 2001-08-20 2004-10-08 주식회사 뉴빛 폴리염화비닐 용액을 이용한 휴대폰 케이스 제조 방법

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5525274A (en) * 1994-06-29 1996-06-11 Davidson Textron Inc. Process for manufacturing plastic microspheres
IT1273580B (it) * 1995-04-19 1997-07-08 Ilpea Ind Spa Procedimento per la formatura per colaggio a rifiuto di manufatti quali finte pelli o simili di materiali termoplastici termoindurenti ed elastomeri aventi almeno uno strato espanso con spessori controllati e predeterminati
EP0893224B1 (de) * 1997-07-24 2004-12-29 Benecke-Kaliko Aktiengesellschaft Slushverfahren zur Herstellung von Verkleidungen für Fahrzeuge mit einer Sollbruchstelle für einen Airbag
DE19800287A1 (de) * 1998-01-07 1999-07-08 Bayer Ag Aliphatische sinterfähige thermoplastische Polyurethanformmassen mit reduzierter mechanischer Festigkeit
US6433086B1 (en) 1998-10-16 2002-08-13 Chroma Corporation Method of rotational molding using a resin blend and the resulting molded objects
US6833410B2 (en) * 1998-10-16 2004-12-21 Chroma Corporation Method of rotational molding using a resin blend and the resulting molded objects
US6082989A (en) 1998-11-13 2000-07-04 Mcnally; Douglas J. Slush molding apparatus
US6284182B1 (en) 1999-03-12 2001-09-04 Konal Engineering And Equipment Inc. Molding process employing heated fluid
US6709007B2 (en) * 2000-02-15 2004-03-23 Collins & Aikman Automotive Company Inc. Airbag door and method for making same
US6297297B1 (en) 2000-03-06 2001-10-02 Teknor Apex Company Flooring containing microbeads
US6524509B1 (en) 2000-08-16 2003-02-25 Textron Automotive Company Inc. Method for casting multicolored parts for automotive interior applications
US20040054085A1 (en) * 2001-09-10 2004-03-18 Tansey William J. Pvc alloy for use in air bag doors
US6805822B2 (en) * 2000-09-20 2004-10-19 Sumitomo Chemical Company, Limited Method for producing thermoplastic elastomer powder
US6632525B1 (en) 2000-10-11 2003-10-14 Textron Automotive Company, Inc. Material and method for manufacturing plastic parts
US6602452B2 (en) * 2001-07-18 2003-08-05 Mcghan Medical Corporation Rotational molding of medical articles
US6814915B2 (en) * 2002-03-15 2004-11-09 Collins & Aikman Automotive Company Inc. Method for annealing an electrodeposition structure
US20040007798A1 (en) * 2002-04-30 2004-01-15 Kreager Andrew S. Polymer blends for tip molding process and method of forming a plastic part
KR100645682B1 (ko) * 2003-04-17 2006-11-13 주식회사 엘지화학 유기실록산 수지 및 이를 이용한 절연막
WO2005007452A2 (en) * 2003-07-11 2005-01-27 Collins & Aikman Products Co. Cloth texture cover material
US6981862B2 (en) * 2003-09-09 2006-01-03 Toyota Technical Center Usa, Inc. Slush molding machine
US20050272330A1 (en) * 2004-06-04 2005-12-08 Gray John D Method for embedding a distinguishing aesthetic and/or functional surface feature into a panel surface
JP4527487B2 (ja) * 2004-09-30 2010-08-18 ダイセル・エボニック株式会社 楕球状熱可塑性樹脂微粒子の製造法
US7309252B2 (en) * 2005-02-22 2007-12-18 Tyco Electronics Corporation Low profile surface mount connector
CN101291992B (zh) * 2005-10-17 2011-06-08 普立万公司 热塑性聚氨酯粉末组合物及其应用
WO2008058036A1 (en) * 2006-11-03 2008-05-15 R & D Green Materials, Llc Process for preparing biodegradable articles
US8597747B2 (en) 2006-12-15 2013-12-03 Centro, Inc. Multi-layer rotationally molded low permeation vessels and method for manufacture therof
WO2008077146A1 (en) 2006-12-20 2008-06-26 Visteon Global Technologies, Inc. Double-cast slush molding compositions
EP2511062A1 (en) * 2008-11-20 2012-10-17 Allergan, Inc. System and method for molding soft fluid-filled implant shells
JP6327255B2 (ja) 2013-10-25 2018-05-23 三菱瓦斯化学株式会社 １，３−ビス（ヒドロキシフェニル）−５−エチルアダマンタン化合物及びその製造方法、並びに芳香族ポリカーボネート樹脂及びその製造方法
US10252449B1 (en) 2015-01-23 2019-04-09 Centro, Inc. Rotational molding with pre-formed shapes
KR20180103665A (ko) 2017-03-09 2018-09-19 (주)엘지하우시스 열가소성 폴리우레탄 입자 및 이의 제조방법
CN112092226B (zh) * 2020-09-03 2022-05-13 公主岭市德立智能科技有限公司 一种汽车塑料件生产加工用原料塑料颗粒混色机

Family Cites Families (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB774681A (en) * 1953-09-01 1957-05-15 Ici Ltd Improvements in or relating to thermoplastic polymeric materials
DE1024374B (de) * 1954-01-07 1958-02-13 Opel Adam Ag Verdeck fuer Kraftfahrzeuge
US2918701A (en) * 1956-02-23 1959-12-29 Eastman Kodak Co Method for pelleting organic thermoplastic materials
US3060510A (en) * 1961-06-12 1962-10-30 Koppers Co Inc Process for converting fusible materials, solid at ordinary temperatures, into spherical granules
US3042970A (en) * 1961-08-14 1962-07-10 American Cyanamid Co Particulation of polymer by extruding a solution thereof into a liquid stream of fluid
US3207818A (en) * 1963-12-27 1965-09-21 Western Electric Co Methods of forming spherical particles of crystallizable thermoplastic polymers
US3449291A (en) * 1966-06-15 1969-06-10 Nat Distillers Chem Corp Colored polymer powders
US4167382A (en) * 1978-06-12 1979-09-11 Sybron Corporation Apparatus for roto-molding
US4218323A (en) 1978-08-09 1980-08-19 Gala Industries, Inc. Pellet free rotor for centrifugal pellet dryers
US4251198A (en) 1979-04-27 1981-02-17 Gala Industries, Inc. Cutter hub with replaceable knife blades for underwater pelletizer
US4389177A (en) * 1979-07-12 1983-06-21 Mccord Corporation Modular slush molding machine
US4447325A (en) 1981-01-27 1984-05-08 Gala Industries, Inc. Vertical pre-dewatering screen
US4508859A (en) * 1982-12-22 1985-04-02 Exxon Research & Engineering Co. Finishing of rotational molding grade resin
US4722678A (en) * 1983-06-03 1988-02-02 Ex-Cell-O Corporation Rotational mold with valved charge box
US4565015A (en) 1983-07-27 1986-01-21 Gala Industries, Inc. Centrifugal pellet dryer
US4500271A (en) 1983-12-06 1985-02-19 Gala Industries, Inc. Underwater pelletizer with adjustable blade assembly
EP0176274A3 (en) * 1984-09-24 1987-06-03 Ex-Cell-O Corporation Three-dimensional multi-color plastic parts and method of making same
US4923657A (en) * 1984-09-24 1990-05-08 Davidson Textron Inc. Method for making plastic parts
US4623503A (en) * 1984-11-21 1986-11-18 Ex-Cell-O Corporation Slush molding method with selective heating of mold by air jets
US4621996A (en) 1985-04-24 1986-11-11 Gala Industries, Inc. Removable die center for extrusion dies
US4621995A (en) * 1985-10-18 1986-11-11 Ex-Cell-O Corporation Multiple zone heating of molds
US4767299A (en) * 1986-01-27 1988-08-30 Peter Friesen Rotational molding machine
US4728276A (en) 1986-01-31 1988-03-01 Gala Industries, Inc. Underwater pelletizer
GB8612691D0 (en) * 1986-05-23 1986-07-02 Ontario Research Foundation Manufacturing magnetic particles
JP2526082B2 (ja) * 1988-01-06 1996-08-21 東レ・ダウコーニング・シリコーン株式会社 シリコ―ンゲル球状体の製造方法
DE3809825A1 (de) * 1988-03-23 1989-10-05 Krauss Maffei Ag Verfahren und vorrichtung zum herstellen von kunststoff-formfolien
US4888990A (en) 1988-05-02 1989-12-26 Gala Industries, Inc. Sight glass apparatus
US4896435A (en) 1988-05-10 1990-01-30 Gala Industries Inc. Replaceable wear parts for centrifugal pellet dryers
US4878827A (en) * 1988-08-22 1989-11-07 Davidson Textron Inc. Plastic shell for foam moldings
US5244984A (en) * 1989-01-20 1993-09-14 Daicel Huls Ltd. Process for producing polymer powder
JPH0338312A (ja) * 1989-07-05 1991-02-19 Maruyama Kogyo Kk ペースト用塩化ビニル樹脂粒状物の製造方法
JPH07112697B2 (ja) * 1989-08-18 1995-12-06 三菱レイヨン株式会社 熱可塑性樹脂球状粒子の製造法
JPH0413728A (ja) * 1990-05-02 1992-01-17 Toagosei Chem Ind Co Ltd 粉体成形および粉体塗装用パウダー
US5059103A (en) 1990-07-30 1991-10-22 Gala Industries, Inc. Underwater pelletizer
US5403176A (en) 1991-02-01 1995-04-04 Gala Industries, Inc. Tapered insert die plate for underwater pelletizers
US5106285A (en) * 1991-04-01 1992-04-21 Davidson Textron Inc. Air and water delivery system for a shell mold
JPH05117473A (ja) * 1991-10-28 1993-05-14 Sumitomo Chem Co Ltd 回転成形用塩化ビニル系樹脂粉末組成物
US5265347A (en) 1992-09-04 1993-11-30 Gala Industries, Inc. Centrifugal pellet dryer
GB9222926D0 (en) * 1992-11-02 1992-12-16 Rotec Chemicals Ltd An improved method of manufacturing coloured plastics material
US5525274A (en) * 1994-06-29 1996-06-11 Davidson Textron Inc. Process for manufacturing plastic microspheres
US5624688A (en) 1995-10-12 1997-04-29 Gala Industries, Inc. Self-aligning cutter hub
US5638606A (en) 1996-03-06 1997-06-17 Gala Industries, Inc. Spider and lifter assembly for centrifugal pellet dryer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6064133A (en) * 1997-02-17 2000-05-16 Yuyu Co., Ltd. Built-in stator of star-winding mechanism and method of producing the stator and BLDC motor using the same
KR100412976B1 (ko) * 2000-08-26 2003-12-31 주식회사 밀레니엄 봉우리 범퍼수리용접착몰드조성물
KR100451841B1 (ko) * 2001-08-20 2004-10-08 주식회사 뉴빛 폴리염화비닐 용액을 이용한 휴대폰 케이스 제조 방법

Also Published As

Publication number Publication date
US5654102A (en) 1997-08-05
US5525274A (en) 1996-06-11
EP0690089B1 (en) 2002-09-25
CA2145828C (en) 2002-11-26
CA2145828A1 (en) 1995-12-30
EP0690089A2 (en) 1996-01-03
JPH0812764A (ja) 1996-01-16
US5998030A (en) 1999-12-07
US6410141B1 (en) 2002-06-25
JP3373335B2 (ja) 2003-02-04
DE69528319T2 (de) 2003-07-31
US5525284A (en) 1996-06-11
ES2183844T3 (es) 2003-04-01
KR100383424B1 (ko) 2003-08-27
EP0690089A3 (en) 1996-03-20
DE69528319D1 (de) 2002-10-31

Similar Documents

Publication Publication Date Title
KR960000976A (ko) 플라스틱 부품의 재료 및 제조 방법
Spence et al. The effect of processing variables on the formation and removal of bubbles in rotationally molded products
US6399188B1 (en) Sintered porous plastic material
US4238537A (en) Process for rotational molding utilizing EVA and products produced therefrom
KR870001013A (ko) 열가소성 제품을 제조하기 위한 장치와 방법 및 그로부터 생성된 제품.
US5360281A (en) Cosmetic pencil and method for making the same
US3714312A (en) Method of producing reinforced pipe
US3293344A (en) Rotational molding method
CA2079425C (en) Method of making compression molded products
JPS5743835A (en) Manufacture of polyethylene film
CA2684109A1 (en) Method for production of candles
US5645787A (en) Process for producing semiconductor devices using resin tablets
US5236653A (en) Method for producing a columnar shaped piece
CN102143991A (zh) 软质丸粒化的聚氯乙烯增塑溶胶
JPH0319897A (ja) ボールペン用インキ収納管
US3308506A (en) Process and apparatus for the continuous production of profiles from thermoplastics
JPS62109826A (ja) 界面活性剤含有熱可塑性樹脂系マスタ−バツチの製造方法
JP2009137192A (ja) マーブル調成形品の成形方法
JPS60264237A (ja) 繊維強化プラスチツク製ボルト素材の製造方法
JPS60264210A (ja) 熱可塑性合成樹脂製棒状体の製造方法
JPH02242897A (ja) 固形離型剤
JP6492270B2 (ja) 射出成形用原料の製造方法、及び樹脂成形体の製造方法
JPS58205718A (ja) 合成樹脂表皮体の製造法
JPH0661814B2 (ja) 押出成形による人工大理石の製造方法
CA1143528A (en) Process for rotational molding utilizing eva and products produced therefrom

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment
FPAY Annual fee payment
EXPY Expiration of term