GB8321078D0 - Lightpolarising material - Google Patents

Lightpolarising material

Info

Publication number
GB8321078D0
GB8321078D0 GB838321078A GB8321078A GB8321078D0 GB 8321078 D0 GB8321078 D0 GB 8321078D0 GB 838321078 A GB838321078 A GB 838321078A GB 8321078 A GB8321078 A GB 8321078A GB 8321078 D0 GB8321078 D0 GB 8321078D0
Authority
GB
United Kingdom
Prior art keywords
lightpolarising
lightpolarising material
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.)
Granted
Application number
GB838321078A
Other versions
GB2144760B (en
GB2144760A (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.)
PHOTOPHYSICS RESEARCH Ltd
Original Assignee
PHOTOPHYSICS RESEARCH Ltd
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 PHOTOPHYSICS RESEARCH Ltd filed Critical PHOTOPHYSICS RESEARCH Ltd
Priority to GB08321078A priority Critical patent/GB2144760B/en
Publication of GB8321078D0 publication Critical patent/GB8321078D0/en
Publication of GB2144760A publication Critical patent/GB2144760A/en
Application granted granted Critical
Publication of GB2144760B publication Critical patent/GB2144760B/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • 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
    • G02B1/08—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of polarising materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2551/00—Optical elements
GB08321078A 1983-08-04 1983-08-04 Light-polarsing material Expired GB2144760B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08321078A GB2144760B (en) 1983-08-04 1983-08-04 Light-polarsing material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08321078A GB2144760B (en) 1983-08-04 1983-08-04 Light-polarsing material

Publications (3)

Publication Number Publication Date
GB8321078D0 true GB8321078D0 (en) 1983-09-07
GB2144760A GB2144760A (en) 1985-03-13
GB2144760B GB2144760B (en) 1987-07-22

Family

ID=10546823

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08321078A Expired GB2144760B (en) 1983-08-04 1983-08-04 Light-polarsing material

Country Status (1)

Country Link
GB (1) GB2144760B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0374655B1 (en) * 1988-12-23 1993-09-15 Bayer Ag Light-polarising films or foils containing stilbene pigments
DE4123557A1 (en) * 1990-08-25 1992-02-27 Agfa Gevaert Ag Light polarising film laminate prodn. by casting aq. PVA soln. - contg. organic dichroic chromophore with curtain or meniscus caster useful for polarisation filters and for optical displays
US5286420A (en) * 1990-08-25 1994-02-15 Bayer Aktiengesellschaft Production of light polarizing films
DE4026892A1 (en) * 1990-08-25 1992-02-27 Bayer Ag LIGHT-POLARIZING FILMS AND A METHOD FOR THEIR PRODUCTION
JP3971455B2 (en) 1993-12-21 2007-09-05 スリーエム カンパニー Multilayer optical film
DE69430323T2 (en) * 1993-12-21 2003-02-20 Minnesota Mining & Mfg OPTICAL POLARIZER
US5666223A (en) * 1995-12-01 1997-09-09 Polaroid Corporation High-efficiency K-sheet polarizer
DE19606386A1 (en) * 1996-02-21 1997-08-28 Bayer Ag Composite material
US5973834A (en) * 1997-12-19 1999-10-26 Polaroid Corporation Method for the manufacture of a light-polarizing polyvinylene sheet

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB548759A (en) * 1939-05-04 1942-10-23 Polaroid Corp Improvements in or relating to light polarizers and processes of making same
US2996956A (en) * 1958-03-27 1961-08-22 Polaroid Corp Light-polarizing film material and the process of preparation

Also Published As

Publication number Publication date
GB2144760B (en) 1987-07-22
GB2144760A (en) 1985-03-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee