BE831413A - Zuivering van di-isocyanaat - Google Patents

Zuivering van di-isocyanaat

Info

Publication number
BE831413A
BE831413A BE1006784A BE1006784A BE831413A BE 831413 A BE831413 A BE 831413A BE 1006784 A BE1006784 A BE 1006784A BE 1006784 A BE1006784 A BE 1006784A BE 831413 A BE831413 A BE 831413A
Authority
BE
Belgium
Prior art keywords
isocyanate
purification
Prior art date
Application number
BE1006784A
Other languages
English (en)
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 filed Critical
Publication of BE831413A publication Critical patent/BE831413A/nl

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/18—Separation; Purification; Stabilisation; Use of additives
    • C07C263/20—Separation; Purification
BE1006784A 1974-07-24 1975-07-16 Zuivering van di-isocyanaat BE831413A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3272174A GB1517162A (en) 1974-07-24 1974-07-24 Purification of diisocyanate

Publications (1)

Publication Number Publication Date
BE831413A true BE831413A (nl) 1976-01-16

Family

ID=10343032

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1006784A BE831413A (nl) 1974-07-24 1975-07-16 Zuivering van di-isocyanaat

Country Status (12)

Country Link
JP (1) JPS5134137A (nl)
AT (1) AT337669B (nl)
BE (1) BE831413A (nl)
BR (1) BR7504660A (nl)
DD (1) DD118618A5 (nl)
DE (1) DE2532722C2 (nl)
ES (1) ES439618A1 (nl)
FR (1) FR2279723A1 (nl)
GB (1) GB1517162A (nl)
IT (1) IT1039988B (nl)
NL (1) NL7508717A (nl)
SE (1) SE426167B (nl)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4201066A (en) * 1978-03-29 1980-05-06 Damon Corporation Flexible shaft construction for a high inertia centrifuge
DE3329124A1 (de) * 1983-08-11 1985-02-28 Bayer Ag, 5090 Leverkusen Verfahren zur reinigung von polyisocyanaten und die so gereinigten polyisocyanate
DE3430022A1 (de) * 1984-08-16 1986-02-27 Bayer Ag, 5090 Leverkusen Verfahren zur gewinnung von reinen diisocyanaten
JPS62185917U (nl) * 1986-05-20 1987-11-26
DE19914292A1 (de) 1999-03-30 2000-10-05 Bayer Ag Verfahren zur Verringerung des Chlorgehaltes von organischen Isocyanaten
DE19914291A1 (de) 1999-03-30 2000-10-05 Bayer Ag Verfahren zur Absenkung des Chlorgehaltes von niedermolekularen Isocyanaten
DE19922572A1 (de) 1999-05-17 2000-11-23 Bayer Ag Verfahren zur Reinigung von organischen Isocyanaten, die so gereinigten organischen Isocyanate und ihre Verwendung
DE102004005319A1 (de) 2004-02-04 2005-08-25 Bayer Materialscience Ag Verfahren zur Herstellung von hochreinem 2,4'-Methylendiphenyldiisocyanat

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE756979A (fr) * 1969-10-04 1971-03-16 Bayer Ag Procede de purification du diphenylmethane-4,4' -diisocyanate

Also Published As

Publication number Publication date
NL7508717A (nl) 1976-01-27
ATA566075A (de) 1976-11-15
FR2279723A1 (fr) 1976-02-20
FR2279723B1 (nl) 1977-12-09
IT1039988B (it) 1979-12-10
JPS5134137A (en) 1976-03-23
ES439618A1 (es) 1977-01-16
SE7508355L (sv) 1976-01-26
SE426167B (sv) 1982-12-13
DE2532722C2 (de) 1985-02-21
DD118618A5 (nl) 1976-03-12
DE2532722A1 (de) 1976-02-05
JPS6123180B2 (nl) 1986-06-04
AU8327375A (en) 1977-01-27
BR7504660A (pt) 1976-07-06
AT337669B (de) 1977-07-11
GB1517162A (en) 1978-07-12

Similar Documents

Publication Publication Date Title
IT1048493B (it) Corpi abrasivi
FR2272046B1 (fr) Elimination de metaux
JPS533590A (en) Purification of antibiotic
IT1026509B (it) Struttura di tergicristallo
AT350714B (de) Streckbett
GB1517958A (en) Purification of bishydroxyl compounds
AR208904A1 (es) Mezclas de copolieteresteres
BE827213A (fr) Composition de polysocyanates
BE834333A (nl) Zuiveringsinrichting
AR208000A1 (es) Procedimiento de purificacion de uroquinasa
BE831413A (nl) Zuivering van di-isocyanaat
IT1043218B (it) Idrogenazione di etalonitrili
IT1036912B (it) Derivato di ossacicloesano
BE827452A (nl) Bereiding van gemodificeerde polyolen
IT1028363B (it) Miscele di polieteri
SE7512144L (sv) Lasring for rorformade kroppar
IT1050696B (it) Apparato di purificazione
BE830371A (fr) Purification de beta-naphtol
IT1031883B (it) Preparazione di polioli
BE836142A (nl) Bereiding van 4 - monohalo - 2 - pyrazolin - 8 - onen
IT1040248B (it) Mezzi di pulitura
JPS512336A (ja) Terebishingofugokahoshiki
JPS5149490A (ja) Heisetsusaretafukusujono of keeburuno kyuyuhoho
GB1484776A (en) Purification of bicyclomycin
IT1042892B (it) Fasci di elementi di compustibile mucleare

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SHELL INTERNATIONALE RESEARCH MIJ B.V.

Effective date: 19880731