GB1484689A - Lamps - Google Patents

Lamps

Info

Publication number
GB1484689A
GB1484689A GB54708/74A GB5470874A GB1484689A GB 1484689 A GB1484689 A GB 1484689A GB 54708/74 A GB54708/74 A GB 54708/74A GB 5470874 A GB5470874 A GB 5470874A GB 1484689 A GB1484689 A GB 1484689A
Authority
GB
United Kingdom
Prior art keywords
copolymer
weight
vinyl
alkyl
acrylonitrile
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
GB54708/74A
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.)
Monsanto Co
Original Assignee
Monsanto Co
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 Monsanto Co filed Critical Monsanto Co
Publication of GB1484689A publication Critical patent/GB1484689A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • 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
    • B29D11/0074—Production of other optical elements not provided for in B29D11/00009- B29D11/0073
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F279/00—Macromolecular compounds obtained by polymerising monomers on to polymers of monomers having two or more carbon-to-carbon double bonds as defined in group C08F36/00
    • C08F279/02—Macromolecular compounds obtained by polymerising monomers on to polymers of monomers having two or more carbon-to-carbon double bonds as defined in group C08F36/00 on to polymers of conjugated dienes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F285/00—Macromolecular compounds obtained by polymerising monomers on to preformed graft polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00—Compositions of homopolymers or 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 of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/18—Homopolymers or copolymers of nitriles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
    • F21S43/26—Refractors, transparent cover plates, light guides or filters not provided in groups F21S43/235 - F21S43/255
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Ophthalmology & Optometry (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Graft Or Block Polymers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
GB54708/74A 1973-12-19 1974-12-18 Lamps Expired GB1484689A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/426,380 US3939225A (en) 1973-12-19 1973-12-19 Lenses for exterior vehicle lamps

Publications (1)

Publication Number Publication Date
GB1484689A true GB1484689A (en) 1977-09-01

Family

ID=23690559

Family Applications (1)

Application Number Title Priority Date Filing Date
GB54708/74A Expired GB1484689A (en) 1973-12-19 1974-12-18 Lamps

Country Status (7)

Country Link
US (1) US3939225A (enExample)
JP (1) JPS5811336B2 (enExample)
CA (1) CA1047680A (enExample)
DE (1) DE2459893A1 (enExample)
FR (1) FR2255550B1 (enExample)
GB (1) GB1484689A (enExample)
IT (1) IT1027779B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4154777A (en) * 1976-08-27 1979-05-15 Hitachi Chemical Company, Ltd. Process for producing high impact and weather resistant graft copolymers
FR2666906B1 (fr) * 1990-09-14 1992-11-20 Renault Dispositif installe dans un vehicule et permettant a ce vehicule d'etre detecte dans le brouillard par un autre vehicule muni d'une camera thermique, et vehicule equipe d'un tel dispositif.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2831394A (en) * 1952-08-22 1958-04-22 Elastic Stop Nut Corp Catadioptric lenses
DE1694607A1 (de) * 1956-07-25 1971-10-14 Monsanto Co Form- und UEberzugsmassen aus Mischungen von Styrol-Acrylnitril-Mischpolymerisaten und Butadien-Styrol-Mischpolymerisaten
BE584055A (enExample) * 1958-10-29
NL147157B (nl) * 1963-10-17 1975-09-15 Edison Soc Werkwijze om terpolymeren te bereiden.
US3336417A (en) * 1963-12-10 1967-08-15 Hamano Resin Co Ltd Process for preparing graft copolymers of styrene-acrylonitrile-methyl methacrylate onto butadiene-styrene copolymer
US3636138A (en) * 1968-08-05 1972-01-18 Monsanto Co Process for impact modification of vinyl halide polymers and impact modifiers and vinyl halide blends produced therewith
US3514589A (en) * 1969-07-25 1970-05-26 Ford Motor Co Concealed vehicle running light assembly
US3763278A (en) * 1970-08-10 1973-10-02 Standard Oil Co Olefinic nitrile styrene copolymerization process

Also Published As

Publication number Publication date
DE2459893A1 (de) 1975-07-03
JPS5095931A (enExample) 1975-07-30
US3939225A (en) 1976-02-17
FR2255550B1 (enExample) 1982-10-01
CA1047680A (en) 1979-01-30
JPS5811336B2 (ja) 1983-03-02
IT1027779B (it) 1978-12-20
FR2255550A1 (enExample) 1975-07-18

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee