BE523194A - - Google Patents

Info

Publication number
BE523194A
BE523194A BE523194DA BE523194A BE 523194 A BE523194 A BE 523194A BE 523194D A BE523194D A BE 523194DA BE 523194 A BE523194 A BE 523194A
Authority
BE
Belgium
Prior art keywords
emi
condensation
carbon atoms
fibers
compound
Prior art date
Application number
Other languages
English (en)
French (fr)
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 filed Critical
Priority claimed from US313063A external-priority patent/US2744091A/en
Priority claimed from US313061A external-priority patent/US2744089A/en
Priority claimed from US313067A external-priority patent/US2744095A/en
Priority claimed from US472509A external-priority patent/US2744088A/en
Publication of BE523194A publication Critical patent/BE523194A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C317/00—Sulfones; Sulfoxides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C315/00—Preparation of sulfones; Preparation of sulfoxides
    • C07C315/04—Preparation of sulfones; Preparation of sulfoxides by reactions not involving the formation of sulfone or sulfoxide groups
    • 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
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/68—Polyesters containing atoms other than carbon, hydrogen and oxygen
    • C08G63/688—Polyesters containing atoms other than carbon, hydrogen and oxygen containing sulfur
    • C08G63/6884—Polyesters containing atoms other than carbon, hydrogen and oxygen containing sulfur derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/6886—Dicarboxylic acids and dihydroxy compounds
    • 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
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/78—Preparation processes
    • C08G63/82—Preparation processes characterised by the catalyst used

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyesters Or Polycarbonates (AREA)
BE523194D 1952-10-03 1952-10-01 BE523194A (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US777219XA 1952-10-03 1952-10-03
US777218XA 1952-10-03 1952-10-03
US313063A US2744091A (en) 1952-10-03 1952-10-03 Linear polyesters from p, p'-sulfonyl dibenzoic acid plus aliphatic dibasic straight chain acids condensed with a glycol
US313061A US2744089A (en) 1952-10-03 1952-10-03 Linear highly polymeric polyesters from p, p'-sulfonyl dibenzoic acid and pentamethylene or higher glycols
US313067A US2744095A (en) 1952-10-03 1952-10-03 Linear polyesters from p, p'-sulfonyl dibenzoic acid condensed with an aliphatic ether glycol
US472509A US2744088A (en) 1954-12-01 1954-12-01 Linear polyesters from p, p'-sulfonyl dibenzoic acid plus aliphatic dibasic straightchain acids condensed with a glycol

Publications (1)

Publication Number Publication Date
BE523194A true BE523194A (de) 1956-06-04

Family

ID=27557169

Family Applications (2)

Application Number Title Priority Date Filing Date
BE523194D BE523194A (de) 1952-10-03 1952-10-01
BE514747D BE514747A (de) 1952-10-03 1952-10-10

Family Applications After (1)

Application Number Title Priority Date Filing Date
BE514747D BE514747A (de) 1952-10-03 1952-10-10

Country Status (2)

Country Link
BE (2) BE523194A (de)
FR (1) FR1079756A (de)

Also Published As

Publication number Publication date
FR1079756A (fr) 1954-12-02
BE514747A (de) 1954-07-09

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