JPH0378053B2 - - Google Patents

Info

Publication number
JPH0378053B2
JPH0378053B2 JP61216758A JP21675886A JPH0378053B2 JP H0378053 B2 JPH0378053 B2 JP H0378053B2 JP 61216758 A JP61216758 A JP 61216758A JP 21675886 A JP21675886 A JP 21675886A JP H0378053 B2 JPH0378053 B2 JP H0378053B2
Authority
JP
Japan
Prior art keywords
die
pipe
temperature
molecular weight
ultra
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
JP61216758A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6371330A (ja
Inventor
Tadao Matsuo
Hirohide Enami
Takeshi Urabe
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.)
Mitsuboshi Belting Ltd
Original Assignee
Mitsuboshi Belting Ltd
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 Mitsuboshi Belting Ltd filed Critical Mitsuboshi Belting Ltd
Priority to JP61216758A priority Critical patent/JPS6371330A/ja
Publication of JPS6371330A publication Critical patent/JPS6371330A/ja
Publication of JPH0378053B2 publication Critical patent/JPH0378053B2/ja
Granted legal-status Critical Current

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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/475—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pistons, accumulators or press rams
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29K2023/06—PE, i.e. polyethylene
    • 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
    • B29K2995/0037—Other properties
    • B29K2995/0088—Molecular weight

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP61216758A 1986-09-12 1986-09-12 超高分子量ポリエチレンパイプの製造方法 Granted JPS6371330A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61216758A JPS6371330A (ja) 1986-09-12 1986-09-12 超高分子量ポリエチレンパイプの製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61216758A JPS6371330A (ja) 1986-09-12 1986-09-12 超高分子量ポリエチレンパイプの製造方法

Publications (2)

Publication Number Publication Date
JPS6371330A JPS6371330A (ja) 1988-03-31
JPH0378053B2 true JPH0378053B2 (zh) 1991-12-12

Family

ID=16693451

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61216758A Granted JPS6371330A (ja) 1986-09-12 1986-09-12 超高分子量ポリエチレンパイプの製造方法

Country Status (1)

Country Link
JP (1) JPS6371330A (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0523793A (ja) * 1991-07-22 1993-02-02 Nissan Motor Co Ltd 中子造型装置
JP2945263B2 (ja) * 1994-02-24 1999-09-06 明治製菓株式会社 円筒中空状スナック製造用の型ノズル装置
CN109776982A (zh) * 2018-12-29 2019-05-21 北京安通塑料制品有限公司 一种改性高分子材料及其制备方法
KR102376770B1 (ko) * 2021-04-28 2022-03-21 주식회사 뉴보텍 배관 제조 장치 및 방법

Also Published As

Publication number Publication date
JPS6371330A (ja) 1988-03-31

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees