ES415831A1 - Perfeccionamientos introducidos en una pantalla que permiteun bronceado no eritematoso durante la exposicion a la ra- diacion solar. - Google Patents

Perfeccionamientos introducidos en una pantalla que permiteun bronceado no eritematoso durante la exposicion a la ra- diacion solar.

Info

Publication number
ES415831A1
ES415831A1 ES415831A ES415831A ES415831A1 ES 415831 A1 ES415831 A1 ES 415831A1 ES 415831 A ES415831 A ES 415831A ES 415831 A ES415831 A ES 415831A ES 415831 A1 ES415831 A1 ES 415831A1
Authority
ES
Spain
Prior art keywords
screen
translation
allows
machine
solar radiation
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
ES415831A
Other languages
English (en)
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.)
Solvay SA
Original Assignee
Solvay 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 Solvay SA filed Critical Solvay SA
Publication of ES415831A1 publication Critical patent/ES415831A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/34—Heterocyclic compounds having nitrogen in the ring
    • C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
    • C08K5/3472—Five-membered rings
    • C08K5/3475—Five-membered rings condensed with carbocyclic rings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00634—Production of filters
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/20—Light-tight connections for movable optical elements
    • G02B7/22—Extensible connections, e.g. bellows

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Physics & Mathematics (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Optical Filters (AREA)
  • Laminated Bodies (AREA)
ES415831A 1972-07-11 1973-06-12 Perfeccionamientos introducidos en una pantalla que permiteun bronceado no eritematoso durante la exposicion a la ra- diacion solar. Expired ES415831A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE786125A BE786125A (fr) 1972-07-11 1972-07-11 Ecran transparent en matiere thermoplastique.

Publications (1)

Publication Number Publication Date
ES415831A1 true ES415831A1 (es) 1976-06-16

Family

ID=3859936

Family Applications (1)

Application Number Title Priority Date Filing Date
ES415831A Expired ES415831A1 (es) 1972-07-11 1973-06-12 Perfeccionamientos introducidos en una pantalla que permiteun bronceado no eritematoso durante la exposicion a la ra- diacion solar.

Country Status (3)

Country Link
BE (1) BE786125A (es)
ES (1) ES415831A1 (es)
FR (1) FR2236195A1 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2609194A1 (de) * 1976-03-05 1977-09-15 Mutzhas Maximilian F Strahlenschutzfilter zur direktpigmentierung bei sonnenbestrahlung
GB2097810B (en) * 1981-04-04 1984-11-28 Sevendart Ltd Apparatus for use in sunbathing
DE3532780A1 (de) * 1985-09-13 1987-03-26 Maximilian F Prof Dr I Mutzhas Strahlenschutzfilter

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1238582A (fr) * 1958-10-04 1960-08-12 Hoechst Ag Agents d'absorption pour les rayons ultra-violets

Also Published As

Publication number Publication date
FR2236195A1 (en) 1975-01-31
FR2236195B1 (es) 1976-04-30
BE786125A (fr) 1972-11-03

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