IT1026850B - PRESSING PROCESS - Google Patents

PRESSING PROCESS

Info

Publication number
IT1026850B
IT1026850B IT7430273A IT3027374A IT1026850B IT 1026850 B IT1026850 B IT 1026850B IT 7430273 A IT7430273 A IT 7430273A IT 3027374 A IT3027374 A IT 3027374A IT 1026850 B IT1026850 B IT 1026850B
Authority
IT
Italy
Prior art keywords
pressing process
pressing
Prior art date
Application number
IT7430273A
Other languages
Italian (it)
Original Assignee
Rhone Poulenc Sa
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 Rhone Poulenc Sa filed Critical Rhone Poulenc Sa
Application granted granted Critical
Publication of IT1026850B publication Critical patent/IT1026850B/en

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
    • B29C43/003—Compression moulding, i.e. applying external pressure to flow the moulding material; 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/40—Plastics, e.g. foam or rubber
    • 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
    • C08K7/02—Fibres or whiskers
    • C08K7/04—Fibres or whiskers inorganic
    • 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
    • B29K2079/00—Use of polymers having nitrogen, with or without oxygen or carbon only, in the main chain, not provided for in groups B29K2061/00 - B29K2077/00, as moulding material
    • B29K2079/08—PI, i.e. polyimides or derivatives thereof
    • 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
    • B29K2307/00—Use of elements other than metals as reinforcement
    • 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
    • B29K2309/00—Use of inorganic materials not provided for in groups B29K2303/00 - B29K2307/00, as reinforcement
    • B29K2309/08—Glass
    • 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
    • B29K2879/00—Use of polymers having nitrogen, with or without oxygen, or carbon only, in the main chain not provided for in groups B29K2861/00 - B29K2877/00, as mould material
    • B29K2879/08—PI, i.e. polyimides or derivatives thereof
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/757—Moulds, cores, dies
IT7430273A 1973-12-07 1974-12-06 PRESSING PROCESS IT1026850B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7343882A FR2253613B1 (en) 1973-12-07 1973-12-07

Publications (1)

Publication Number Publication Date
IT1026850B true IT1026850B (en) 1978-10-20

Family

ID=9128926

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7430273A IT1026850B (en) 1973-12-07 1974-12-06 PRESSING PROCESS

Country Status (12)

Country Link
JP (1) JPS5145627B2 (en)
AT (1) ATA977774A (en)
BE (1) BE823079A (en)
CH (1) CH582051A5 (en)
DE (1) DE2457747A1 (en)
DK (1) DK635974A (en)
FR (1) FR2253613B1 (en)
GB (1) GB1464586A (en)
IT (1) IT1026850B (en)
LU (1) LU71433A1 (en)
NL (1) NL7415620A (en)
SE (1) SE7415331L (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2376167A1 (en) * 1976-12-31 1978-07-28 Rhone Poulenc Ind POLYMERS WITH IMID GROUPS
FR2710000B1 (en) * 1993-09-13 1995-12-08 Alkan R & Cie Method of manufacturing tools for molding synthetic resin parts, in particular bismaleimide resin.
ITMI20030853A1 (en) * 2003-04-29 2004-10-30 Intercos Italia S P A Ora Intercos S P A MACHINE FOR THE MANUFACTURE OF FLEXIBLE MOLDS, IN PARTICULAR FOR OBTAINING LIPSTICKS OR SIMILAR.

Also Published As

Publication number Publication date
JPS5145627B2 (en) 1976-12-04
FR2253613B1 (en) 1978-06-02
BE823079A (en) 1975-06-06
NL7415620A (en) 1975-06-10
JPS50113562A (en) 1975-09-05
DE2457747A1 (en) 1975-06-12
CH582051A5 (en) 1976-11-30
SE7415331L (en) 1975-06-09
LU71433A1 (en) 1975-08-20
FR2253613A1 (en) 1975-07-04
DK635974A (en) 1975-07-28
ATA977774A (en) 1976-04-15
GB1464586A (en) 1977-02-16

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