NL153237B - Werkwijze ter bereiding van siloxan-polyoxyalkyleenblokcopolymeren met schuimstabiliserende eigenschappen. - Google Patents

Werkwijze ter bereiding van siloxan-polyoxyalkyleenblokcopolymeren met schuimstabiliserende eigenschappen.

Info

Publication number
NL153237B
NL153237B NL727204239A NL153237DA NL153237B NL 153237 B NL153237 B NL 153237B NL 727204239 A NL727204239 A NL 727204239A NL 153237D A NL153237D A NL 153237DA NL 153237 B NL153237 B NL 153237B
Authority
NL
Netherlands
Prior art keywords
siloxan
preparing
block copolymers
polyoxyalkylene block
foam stabilizing
Prior art date
Application number
NL727204239A
Other languages
English (en)
Dutch (nl)
Original Assignee
Union Carbide Corp
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 NL153237B publication Critical patent/NL153237B/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/04—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of vacuum tubes only, with positive feedback
    • H03K3/05—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of vacuum tubes only, with positive feedback using means other than a transformer for feedback
    • H03K3/06—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of vacuum tubes only, with positive feedback using means other than a transformer for feedback using at least two tubes so coupled that the input of one is derived from the output of another, e.g. multivibrator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/04—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of vacuum tubes only, with positive feedback
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • H04B14/042—Special circuits, e.g. comparators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/12—Modulator circuits; Transmitter circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Amplifiers (AREA)
  • Electrotherapy Devices (AREA)
NL727204239A 1950-04-28 Werkwijze ter bereiding van siloxan-polyoxyalkyleenblokcopolymeren met schuimstabiliserende eigenschappen. NL153237B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL291033X 1950-04-28

Publications (1)

Publication Number Publication Date
NL153237B true NL153237B (nl)

Family

ID=19782751

Family Applications (2)

Application Number Title Priority Date Filing Date
NL727204239A NL153237B (nl) 1950-04-28 Werkwijze ter bereiding van siloxan-polyoxyalkyleenblokcopolymeren met schuimstabiliserende eigenschappen.
NL91351D NL91351C (xx) 1950-04-28

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL91351D NL91351C (xx) 1950-04-28

Country Status (7)

Country Link
US (1) US2647208A (xx)
BE (1) BE502837A (xx)
CH (1) CH291033A (xx)
DE (1) DE851364C (xx)
FR (1) FR1042920A (xx)
GB (1) GB697127A (xx)
NL (2) NL91351C (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2838661A (en) * 1953-05-15 1958-06-10 Jeffrey C Chu Binary storage element
US2857516A (en) * 1955-10-21 1958-10-21 Burroughs Corp Electronic commutation circuit
US3064248A (en) * 1957-04-26 1962-11-13 Honeywell Regulator Co Digital-to-pulse train converter
US2979672A (en) * 1957-05-21 1961-04-11 Philips Corp Trigger circuit arrangement
US3264572A (en) * 1963-02-15 1966-08-02 Tia Electric Company Transiently regenerative amplification

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2555999A (en) * 1950-10-09 1951-06-05 Gen Electric Reset circuit for eccles-jordan triggered multivibrator circuits

Also Published As

Publication number Publication date
DE851364C (de) 1952-10-02
GB697127A (en) 1953-09-16
FR1042920A (fr) 1953-11-04
US2647208A (en) 1953-07-28
BE502837A (xx)
NL91351C (xx)
CH291033A (de) 1953-05-31

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