FR791492A - Process for the protection of products sensitive to the photochemical action of light - Google Patents

Process for the protection of products sensitive to the photochemical action of light

Info

Publication number
FR791492A
FR791492A FR791492DA FR791492A FR 791492 A FR791492 A FR 791492A FR 791492D A FR791492D A FR 791492DA FR 791492 A FR791492 A FR 791492A
Authority
FR
France
Prior art keywords
protection
light
products sensitive
photochemical action
photochemical
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.)
Rhone Poulenc Sante SA
Rhone Poulenc SA
Original Assignee
Rhone Poulenc Sante SA
Rhone Poulenc 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
Application filed by Rhone Poulenc Sante SA, Rhone Poulenc SA filed Critical Rhone Poulenc Sante SA
Application granted granted Critical
Publication of FR791492A publication Critical patent/FR791492A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/048—Forming gas barrier coatings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
FR791492D 1934-07-19 1935-06-21 Process for the protection of products sensitive to the photochemical action of light Expired FR791492A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US791492XA 1934-07-19 1934-07-19

Publications (1)

Publication Number Publication Date
FR791492A true FR791492A (en) 1935-12-11

Family

ID=22148744

Family Applications (1)

Application Number Title Priority Date Filing Date
FR791492D Expired FR791492A (en) 1934-07-19 1935-06-21 Process for the protection of products sensitive to the photochemical action of light

Country Status (1)

Country Link
FR (1) FR791492A (en)

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