FR537408A - Improvements in plastics such as in particular those for the manufacture of phonograph records, electrical switches or similar articles - Google Patents

Improvements in plastics such as in particular those for the manufacture of phonograph records, electrical switches or similar articles

Info

Publication number
FR537408A
FR537408A FR537408DA FR537408A FR 537408 A FR537408 A FR 537408A FR 537408D A FR537408D A FR 537408DA FR 537408 A FR537408 A FR 537408A
Authority
FR
France
Prior art keywords
plastics
manufacture
particular those
electrical switches
similar articles
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.)
Expired
Application number
Other languages
French (fr)
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.)
MICART GES fur CHEMISCH TECH E
Original Assignee
MICART GES fur CHEMISCH TECH E
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 MICART GES fur CHEMISCH TECH E filed Critical MICART GES fur CHEMISCH TECH E
Application granted granted Critical
Publication of FR537408A publication Critical patent/FR537408A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
    • C08L61/04—Condensation polymers of aldehydes or ketones with phenols only
    • C08L61/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
FR537408D 1921-06-25 1921-06-25 Improvements in plastics such as in particular those for the manufacture of phonograph records, electrical switches or similar articles Expired FR537408A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR537408T 1921-06-25

Publications (1)

Publication Number Publication Date
FR537408A true FR537408A (en) 1922-05-23

Family

ID=8927456

Family Applications (1)

Application Number Title Priority Date Filing Date
FR537408D Expired FR537408A (en) 1921-06-25 1921-06-25 Improvements in plastics such as in particular those for the manufacture of phonograph records, electrical switches or similar articles

Country Status (1)

Country Link
FR (1) FR537408A (en)

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