FR866838A - Process for the production of non-yellowing phenol and formaldehyde condensation products - Google Patents

Process for the production of non-yellowing phenol and formaldehyde condensation products

Info

Publication number
FR866838A
FR866838A FR866838DA FR866838A FR 866838 A FR866838 A FR 866838A FR 866838D A FR866838D A FR 866838DA FR 866838 A FR866838 A FR 866838A
Authority
FR
France
Prior art keywords
yellowing
phenol
production
condensation products
formaldehyde condensation
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.)
REICHHOLD
Original Assignee
REICHHOLD
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 REICHHOLD filed Critical REICHHOLD
Application granted granted Critical
Publication of FR866838A publication Critical patent/FR866838A/en
Expired legal-status Critical Current

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
    • C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
    • C08G8/28—Chemically modified polycondensates

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
FR866838D 1939-07-13 1940-08-21 Process for the production of non-yellowing phenol and formaldehyde condensation products Expired FR866838A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE866838X 1939-07-13

Publications (1)

Publication Number Publication Date
FR866838A true FR866838A (en) 1941-09-08

Family

ID=6802055

Family Applications (1)

Application Number Title Priority Date Filing Date
FR866838D Expired FR866838A (en) 1939-07-13 1940-08-21 Process for the production of non-yellowing phenol and formaldehyde condensation products

Country Status (1)

Country Link
FR (1) FR866838A (en)

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