IT1078479B - Produzione di particelle espandibili di polimeri di olefine - Google Patents

Produzione di particelle espandibili di polimeri di olefine

Info

Publication number
IT1078479B
IT1078479B IT4977377A IT4977377A IT1078479B IT 1078479 B IT1078479 B IT 1078479B IT 4977377 A IT4977377 A IT 4977377A IT 4977377 A IT4977377 A IT 4977377A IT 1078479 B IT1078479 B IT 1078479B
Authority
IT
Italy
Prior art keywords
production
expandable particles
olefine polymers
olefine
polymers
Prior art date
Application number
IT4977377A
Other languages
English (en)
Italian (it)
Original Assignee
Basf Ag
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 Ag filed Critical Basf Ag
Application granted granted Critical
Publication of IT1078479B publication Critical patent/IT1078479B/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
    • 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
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/461—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length dispensing apparatus, e.g. dispensing foaming resin over the whole width of the moving surface
    • 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
    • C08J9/16—Making expandable particles
    • 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)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
IT4977377A 1976-06-16 1977-06-09 Produzione di particelle espandibili di polimeri di olefine IT1078479B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762626970 DE2626970A1 (de) 1976-06-16 1976-06-16 Herstellung von schaeumfaehigen teilchen aus olefinpolymerisaten

Publications (1)

Publication Number Publication Date
IT1078479B true IT1078479B (it) 1985-05-08

Family

ID=5980686

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4977377A IT1078479B (it) 1976-06-16 1977-06-09 Produzione di particelle espandibili di polimeri di olefine

Country Status (5)

Country Link
BE (1) BE855583A (fr)
DE (1) DE2626970A1 (fr)
FR (1) FR2354873A1 (fr)
GB (1) GB1577542A (fr)
IT (1) IT1078479B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19547398A1 (de) 1995-12-19 1997-06-26 Huels Chemische Werke Ag Verfahren zur Herstellung schäumbarer Kunststoff-Granulate
US6218002B1 (en) 1997-12-16 2001-04-17 Polysource, Inc. Concrete mix containing polystyrene beads

Also Published As

Publication number Publication date
BE855583A (fr) 1977-12-12
DE2626970A1 (de) 1977-12-29
FR2354873B3 (fr) 1980-03-07
FR2354873A1 (fr) 1978-01-13
GB1577542A (en) 1980-10-22

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