BE719817A - - Google Patents

Info

Publication number
BE719817A
BE719817A BE719817DA BE719817A BE 719817 A BE719817 A BE 719817A BE 719817D A BE719817D A BE 719817DA BE 719817 A BE719817 A BE 719817A
Authority
BE
Belgium
Application number
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
Publication of BE719817A publication Critical patent/BE719817A/xx

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/685Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F20/02Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/10Esters
    • C08F20/12Esters of monohydric alcohols or phenols
    • C08F20/16Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
    • C08F20/18Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/16Nitrogen-containing compounds
    • C08K5/34Heterocyclic compounds having nitrogen in the ring
    • C08K5/3412Heterocyclic compounds having nitrogen in the ring having one nitrogen atom in the ring
    • C08K5/3415Five-membered rings
    • C08K5/3417Five-membered rings condensed with carbocyclic rings
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B57/00Other synthetic dyes of known constitution

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
BE719817D 1968-07-25 1968-08-22 BE719817A (un)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19681769847 DE1769847A1 (de) 1968-07-25 1968-07-25 Photochrome Massen
FR163542 1968-08-20
NL6811896A NL6811896A (un) 1968-07-25 1968-08-21
BE719817 1968-08-22

Publications (1)

Publication Number Publication Date
BE719817A true BE719817A (un) 1969-02-24

Family

ID=27424924

Family Applications (1)

Application Number Title Priority Date Filing Date
BE719817D BE719817A (un) 1968-07-25 1968-08-22

Country Status (4)

Country Link
BE (1) BE719817A (un)
DE (1) DE1769847A1 (un)
FR (1) FR1578459A (un)
NL (1) NL6811896A (un)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2184734A (en) * 1985-12-19 1987-07-01 Pilkington Brothers Plc Process for manufacturing photochromic articles
JP2725391B2 (ja) * 1989-07-31 1998-03-11 松下電器産業株式会社 フォトクロミック材料及びフォトクロミック材料の製造方法
JP2759689B2 (ja) * 1989-11-24 1998-05-28 松下電器産業株式会社 Ramの読み出し回路

Also Published As

Publication number Publication date
DE1769847A1 (de) 1971-11-11
FR1578459A (un) 1969-08-14
NL6811896A (un) 1970-02-24

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