IT958448B - PROCEDURE TO PRODUCE STABLE SAPONIFICATION BLOCK CARBON COVERS - Google Patents

PROCEDURE TO PRODUCE STABLE SAPONIFICATION BLOCK CARBON COVERS

Info

Publication number
IT958448B
IT958448B IT5100472A IT5100472A IT958448B IT 958448 B IT958448 B IT 958448B IT 5100472 A IT5100472 A IT 5100472A IT 5100472 A IT5100472 A IT 5100472A IT 958448 B IT958448 B IT 958448B
Authority
IT
Italy
Prior art keywords
saponification
procedure
produce stable
block carbon
carbon covers
Prior art date
Application number
IT5100472A
Other languages
Italian (it)
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT958448B publication Critical patent/IT958448B/en

Links

Classifications

    • 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
    • C08G64/20—General preparatory processes
    • C08G64/26—General preparatory processes using halocarbonates
    • C08G64/28—General preparatory processes using halocarbonates and phenols
    • 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
    • C08G64/18—Block or graft polymers
    • 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
    • C08G64/20—General preparatory processes
    • C08G64/22—General preparatory processes using carbonyl halides
    • C08G64/24—General preparatory processes using carbonyl halides and phenols
    • 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
    • C08G64/20—General preparatory processes
    • C08G64/30—General preparatory processes using carbonates
IT5100472A 1972-03-11 1972-06-20 PROCEDURE TO PRODUCE STABLE SAPONIFICATION BLOCK CARBON COVERS IT958448B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722211956 DE2211956A1 (en) 1972-03-11 1972-03-11 PROCESS FOR THE PREPARATION OF SEAP-STABLE BLOCK COPOLYCARBONATES

Publications (1)

Publication Number Publication Date
IT958448B true IT958448B (en) 1973-10-20

Family

ID=5838696

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5100472A IT958448B (en) 1972-03-11 1972-06-20 PROCEDURE TO PRODUCE STABLE SAPONIFICATION BLOCK CARBON COVERS

Country Status (7)

Country Link
JP (1) JPS492896A (en)
BE (1) BE785190A (en)
DE (1) DE2211956A1 (en)
FR (1) FR2175713A1 (en)
GB (1) GB1367790A (en)
IT (1) IT958448B (en)
NL (1) NL7208440A (en)

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FR2175713A1 (en) 1973-10-26
NL7208440A (en) 1973-09-13
JPS492896A (en) 1974-01-11
BE785190A (en) 1972-12-21
GB1367790A (en) 1974-09-25
DE2211956A1 (en) 1973-10-25

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