NL173649B - PROCESS FOR HARDENING A PREPOLYMER OF A POLYEPOXY COMPOUND AND AN OXAZINE OR OXAZOLIN COMPOUND AND FORMED PRODUCTS, MADE UNDER THE APPLICATION OF THE HARDENED POLYMER SO OBTAINED. - Google Patents

PROCESS FOR HARDENING A PREPOLYMER OF A POLYEPOXY COMPOUND AND AN OXAZINE OR OXAZOLIN COMPOUND AND FORMED PRODUCTS, MADE UNDER THE APPLICATION OF THE HARDENED POLYMER SO OBTAINED.

Info

Publication number
NL173649B
NL173649B NLAANVRAGE7314740,A NL173649DA NL173649B NL 173649 B NL173649 B NL 173649B NL 173649D A NL173649D A NL 173649DA NL 173649 B NL173649 B NL 173649B
Authority
NL
Netherlands
Prior art keywords
compound
oxazolin
oxazine
prepolymer
hardening
Prior art date
Application number
NLAANVRAGE7314740,A
Other languages
Dutch (nl)
Original Assignee
Dow Chemical 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.)
Publication of NL173649B publication Critical patent/NL173649B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
    • H01Q3/16—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device
    • H01Q3/18—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device wherein the primary active element is movable and the reflecting device is fixed
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/06—Movable joints, e.g. rotating joints
    • H01P1/062—Movable joints, e.g. rotating joints the relative movement being a rotation
    • H01P1/066—Movable joints, e.g. rotating joints the relative movement being a rotation with an unlimited angle of rotation
    • H01P1/067—Movable joints, e.g. rotating joints the relative movement being a rotation with an unlimited angle of rotation the energy being transmitted in only one line located on the axis of rotation
NLAANVRAGE7314740,A 1952-11-07 PROCESS FOR HARDENING A PREPOLYMER OF A POLYEPOXY COMPOUND AND AN OXAZINE OR OXAZOLIN COMPOUND AND FORMED PRODUCTS, MADE UNDER THE APPLICATION OF THE HARDENED POLYMER SO OBTAINED. NL173649B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL322303X 1952-11-07

Publications (1)

Publication Number Publication Date
NL173649B true NL173649B (en)

Family

ID=19784031

Family Applications (2)

Application Number Title Priority Date Filing Date
NLAANVRAGE7314740,A NL173649B (en) 1952-11-07 PROCESS FOR HARDENING A PREPOLYMER OF A POLYEPOXY COMPOUND AND AN OXAZINE OR OXAZOLIN COMPOUND AND FORMED PRODUCTS, MADE UNDER THE APPLICATION OF THE HARDENED POLYMER SO OBTAINED.
NL80945D NL80945C (en) 1952-11-07

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL80945D NL80945C (en) 1952-11-07

Country Status (6)

Country Link
BE (1) BE524074A (en)
CH (1) CH322303A (en)
DE (1) DE1066245B (en)
FR (1) FR1095355A (en)
GB (1) GB731586A (en)
NL (2) NL80945C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL108537C (en) * 1955-12-14
DE977768C (en) * 1964-06-28 1970-01-02 Telefunken Patent Device for determining the angular offset of the position of a radiation source in relation to a reference direction
CA1312138C (en) * 1988-01-11 1992-12-29 Microbeam Corporation Multimode-dielectric-loaded multi-flare antenna
US4876554A (en) * 1988-01-19 1989-10-24 Qualcomm, Inc. Pillbox antenna and antenna assembly
US5434548A (en) * 1994-03-28 1995-07-18 Qualcomm Incorporated Coaxial-waveguide rotary coupling assemblage

Also Published As

Publication number Publication date
BE524074A (en)
CH322303A (en) 1956-06-15
FR1095355A (en) 1955-06-01
DE1066245B (en) 1900-01-01
GB731586A (en) 1955-06-08
NL80945C (en)

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