FR2234118A1 - Cavity free polyolefin mouldings - by compression of foam particles and binder mixt. in evacuated mould - Google Patents

Cavity free polyolefin mouldings - by compression of foam particles and binder mixt. in evacuated mould

Info

Publication number
FR2234118A1
FR2234118A1 FR7421429A FR7421429A FR2234118A1 FR 2234118 A1 FR2234118 A1 FR 2234118A1 FR 7421429 A FR7421429 A FR 7421429A FR 7421429 A FR7421429 A FR 7421429A FR 2234118 A1 FR2234118 A1 FR 2234118A1
Authority
FR
France
Prior art keywords
compression
foam particles
free polyolefin
binder
cavity free
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.)
Granted
Application number
FR7421429A
Other languages
English (en)
French (fr)
Other versions
FR2234118B3 (enrdf_load_stackoverflow
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of FR2234118A1 publication Critical patent/FR2234118A1/fr
Application granted granted Critical
Publication of FR2234118B3 publication Critical patent/FR2234118B3/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • C08J9/22—After-treatment of expandable particles; Forming foamed products
    • C08J9/228—Forming foamed products
    • C08J9/236—Forming foamed products using binding agents
    • 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
    • B29C44/10—Applying counter-pressure during expanding
    • 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
    • B29C44/34—Auxiliary operations
    • B29C44/3403—Foaming under special conditions, e.g. in sub-atmospheric pressure, in or on a liquid
    • 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
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
    • B29C67/205—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored comprising surface fusion, and bonding of particles to form voids, e.g. sintering
    • 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
    • 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Molding Of Porous Articles (AREA)
FR7421429A 1973-06-20 1974-06-20 Cavity free polyolefin mouldings - by compression of foam particles and binder mixt. in evacuated mould Granted FR2234118A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2331301A DE2331301A1 (de) 1973-06-20 1973-06-20 Verfahren zur herstellung von schaumstoff-formkoerpern aus olefinpolymerisaten

Publications (2)

Publication Number Publication Date
FR2234118A1 true FR2234118A1 (en) 1975-01-17
FR2234118B3 FR2234118B3 (enrdf_load_stackoverflow) 1977-04-15

Family

ID=5884497

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7421429A Granted FR2234118A1 (en) 1973-06-20 1974-06-20 Cavity free polyolefin mouldings - by compression of foam particles and binder mixt. in evacuated mould

Country Status (4)

Country Link
JP (1) JPS5037869A (enrdf_load_stackoverflow)
BE (1) BE816640A (enrdf_load_stackoverflow)
DE (1) DE2331301A1 (enrdf_load_stackoverflow)
FR (1) FR2234118A1 (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5121150B1 (enrdf_load_stackoverflow) * 1971-05-13 1976-06-30
CH660859A5 (de) * 1983-08-11 1987-05-29 Lonza Ag Verfahren zur herstellung von formstuecken auf der basis von mit bindemittel gebundenen granulaten aus zaehharten, geschlossenzelligen schaumstoffen.
JPS60168120U (ja) * 1984-04-13 1985-11-08 住友電気工業株式会社 光フアイバケ−ブルのガス隔壁部の構造
JPS60168119U (ja) * 1984-04-13 1985-11-08 住友電気工業株式会社 光フアイバケ−ブルのガス隔壁部
JPS62169434U (enrdf_load_stackoverflow) * 1986-04-18 1987-10-27

Also Published As

Publication number Publication date
BE816640A (fr) 1974-12-20
DE2331301A1 (de) 1975-01-23
JPS5037869A (enrdf_load_stackoverflow) 1975-04-08
FR2234118B3 (enrdf_load_stackoverflow) 1977-04-15

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Legal Events

Date Code Title Description
ST Notification of lapse