IT977056B - Perfezionamento nelle disposizioni di stampaggio a compressione in particolare per materiali termo indurenti - Google Patents

Perfezionamento nelle disposizioni di stampaggio a compressione in particolare per materiali termo indurenti

Info

Publication number
IT977056B
IT977056B IT4789773A IT4789773A IT977056B IT 977056 B IT977056 B IT 977056B IT 4789773 A IT4789773 A IT 4789773A IT 4789773 A IT4789773 A IT 4789773A IT 977056 B IT977056 B IT 977056B
Authority
IT
Italy
Prior art keywords
thermo
improvement
compression molding
hardening materials
molding arrangements
Prior art date
Application number
IT4789773A
Other languages
English (en)
Italian (it)
Original Assignee
Pennwalt Corp
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 Pennwalt Corp filed Critical Pennwalt Corp
Application granted granted Critical
Publication of IT977056B publication Critical patent/IT977056B/it

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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/34—Feeding the material to the mould or the compression means
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/34—Feeding the material to the mould or the compression means
    • B29C2043/3433—Feeding the material to the mould or the compression means using dispensing heads, e.g. extruders, placed over or apart from the 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • 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
    • B29K2101/00—Use of unspecified macromolecular compounds as moulding material
    • B29K2101/10—Thermosetting resins
    • 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
    • B29L2001/00—Articles provided with screw threads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
IT4789773A 1972-03-15 1973-01-25 Perfezionamento nelle disposizioni di stampaggio a compressione in particolare per materiali termo indurenti IT977056B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23482072A 1972-03-15 1972-03-15

Publications (1)

Publication Number Publication Date
IT977056B true IT977056B (it) 1974-09-10

Family

ID=22882965

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4789773A IT977056B (it) 1972-03-15 1973-01-25 Perfezionamento nelle disposizioni di stampaggio a compressione in particolare per materiali termo indurenti

Country Status (5)

Country Link
JP (1) JPS493958A (enrdf_load_stackoverflow)
DE (1) DE2312955A1 (enrdf_load_stackoverflow)
FR (1) FR2175768B3 (enrdf_load_stackoverflow)
GB (1) GB1417645A (enrdf_load_stackoverflow)
IT (1) IT977056B (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS577002Y2 (enrdf_load_stackoverflow) * 1977-08-08 1982-02-09
CN112384348B (zh) * 2018-08-03 2023-04-04 弗伯哈(德国)有限公司 用于注射成型的设备和方法
CN112643318B (zh) * 2020-09-21 2022-02-11 中山市哈工朗德智能科技有限公司 一种新型螺杆快拆装置
CN116442453B (zh) * 2023-04-25 2023-12-01 徐州鑫启航塑业有限公司 一种pvc塑料管热压装置

Also Published As

Publication number Publication date
FR2175768B3 (enrdf_load_stackoverflow) 1976-02-13
DE2312955A1 (de) 1973-09-27
GB1417645A (en) 1975-12-10
FR2175768A1 (enrdf_load_stackoverflow) 1973-10-26
JPS493958A (enrdf_load_stackoverflow) 1974-01-14

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