IT1059811B - Procedimento di cristallizzazione di policarbonati e prodotti ottenuti - Google Patents

Procedimento di cristallizzazione di policarbonati e prodotti ottenuti

Info

Publication number
IT1059811B
IT1059811B IT6916973A IT6916973A IT1059811B IT 1059811 B IT1059811 B IT 1059811B IT 6916973 A IT6916973 A IT 6916973A IT 6916973 A IT6916973 A IT 6916973A IT 1059811 B IT1059811 B IT 1059811B
Authority
IT
Italy
Prior art keywords
products obtained
crystallization process
polycarbonate
polycarbonate crystallization
products
Prior art date
Application number
IT6916973A
Other languages
English (en)
Italian (it)
Original Assignee
Unibra 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
Priority claimed from FR7227165A external-priority patent/FR2208938B2/fr
Priority claimed from FR7306643A external-priority patent/FR2219195A2/fr
Priority claimed from FR7311493A external-priority patent/FR2223411A2/fr
Application filed by Unibra Sa filed Critical Unibra Sa
Application granted granted Critical
Publication of IT1059811B publication Critical patent/IT1059811B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
    • C08G64/40—Post-polymerisation treatment
    • 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
    • C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/02—Organic and inorganic ingredients
    • 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
    • C08K5/00—Use of organic ingredients
    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/0083—Nucleating agents promoting the crystallisation of the polymer matrix

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
IT6916973A 1972-07-27 1973-07-19 Procedimento di cristallizzazione di policarbonati e prodotti ottenuti IT1059811B (it)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR7227165A FR2208938B2 (enrdf_load_stackoverflow) 1972-02-28 1972-07-27
FR7306643A FR2219195A2 (en) 1972-02-28 1973-02-26 Crystalline polycarbonate polymers - by adding finely divided seeding agents and heating above glass transit
FR7311493A FR2223411A2 (en) 1972-02-28 1973-03-30 Crystalline polycarbonate polymers - by adding finely divided seeding agents and heating above glass transit

Publications (1)

Publication Number Publication Date
IT1059811B true IT1059811B (it) 1982-06-21

Family

ID=27249918

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6916973A IT1059811B (it) 1972-07-27 1973-07-19 Procedimento di cristallizzazione di policarbonati e prodotti ottenuti

Country Status (5)

Country Link
JP (1) JPS4993477A (enrdf_load_stackoverflow)
CA (1) CA1013493A (enrdf_load_stackoverflow)
DD (1) DD110045A6 (enrdf_load_stackoverflow)
GB (1) GB1439964A (enrdf_load_stackoverflow)
IT (1) IT1059811B (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4368288A (en) 1979-09-21 1983-01-11 Imperial Chemical Industries Limited Fast crystallizing polyester compositions

Also Published As

Publication number Publication date
CA1013493A (en) 1977-07-05
AU5796673A (en) 1975-01-16
JPS4993477A (enrdf_load_stackoverflow) 1974-09-05
GB1439964A (en) 1976-06-16
DD110045A6 (enrdf_load_stackoverflow) 1974-12-12

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