NL184065C - Werkwijze voor de bereiding van polymethyleenpolyfenylpolycarbamaten. - Google Patents

Werkwijze voor de bereiding van polymethyleenpolyfenylpolycarbamaten.

Info

Publication number
NL184065C
NL184065C NLAANVRAGE8003935,A NL8003935A NL184065C NL 184065 C NL184065 C NL 184065C NL 8003935 A NL8003935 A NL 8003935A NL 184065 C NL184065 C NL 184065C
Authority
NL
Netherlands
Prior art keywords
preparation
polymethylene polyphenyl
polycarbamates
polyphenyl polycarbamates
polymethylene
Prior art date
Application number
NLAANVRAGE8003935,A
Other languages
English (en)
Dutch (nl)
Other versions
NL8003935A (nl
NL184065B (nl
Original Assignee
Mitsui Toatsu Chemicals
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 Mitsui Toatsu Chemicals filed Critical Mitsui Toatsu Chemicals
Publication of NL8003935A publication Critical patent/NL8003935A/nl
Publication of NL184065B publication Critical patent/NL184065B/xx
Application granted granted Critical
Publication of NL184065C publication Critical patent/NL184065C/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C269/00Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C269/06Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups by reactions not involving the formation of carbamate groups
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/582Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
NLAANVRAGE8003935,A 1979-07-09 1980-07-08 Werkwijze voor de bereiding van polymethyleenpolyfenylpolycarbamaten. NL184065C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8587279 1979-07-09
JP8587279A JPS5612357A (en) 1979-07-09 1979-07-09 Production of polymethylenepolyphenylpolycarbamate

Publications (3)

Publication Number Publication Date
NL8003935A NL8003935A (nl) 1981-01-13
NL184065B NL184065B (nl) 1988-11-01
NL184065C true NL184065C (nl) 1989-04-03

Family

ID=13870978

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE8003935,A NL184065C (nl) 1979-07-09 1980-07-08 Werkwijze voor de bereiding van polymethyleenpolyfenylpolycarbamaten.

Country Status (6)

Country Link
US (1) US4319018A (he)
JP (1) JPS5612357A (he)
DE (1) DE3025999C2 (he)
FR (1) FR2460972B1 (he)
GB (1) GB2054584B (he)
NL (1) NL184065C (he)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1150293A (en) * 1979-10-01 1983-07-19 Keisuke Wada Process for the production of methylenedicarbanilates
JPS58179581A (ja) * 1982-04-14 1983-10-20 Mitsubishi Heavy Ind Ltd 合わせ材の製造方法
DE3370152D1 (en) * 1982-12-07 1987-04-16 Asahi Chemical Ind Process for producing diphenylmethane dicarbamates
JPS59172451A (ja) * 1983-03-18 1984-09-29 Asahi Chem Ind Co Ltd ポリイソシアナ−ト類の製造方法
FR2649104B1 (he) * 1989-06-29 1991-09-27 Rhone Poulenc Chimie
DE4200715A1 (de) * 1992-01-14 1993-07-15 Bayer Ag Vinylpolymerisat-dispersionen
ES2226965T3 (es) * 1999-12-27 2005-04-01 Huntsman International Llc Proceso para la sintesis de policarmatos.
US7022871B2 (en) 1999-12-27 2006-04-04 Huntsman International Llc Process for the synthesis of polycarbamates
CN1743307B (zh) * 2004-08-30 2011-05-25 中国科学院成都有机化学有限公司 一种分离提纯二苯甲烷-(4,4')-二氨基甲酸酯的方法
HUE040222T2 (hu) * 2011-11-08 2019-02-28 Inst Process Eng Cas Eljárás polimetilén-polifenil-poliamino-formiát elõállítására

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1042891B (de) 1956-08-16 1958-11-06 Bayer Ag Verfahren zur Herstellung von stickstoffhaltigen Kondensationsprodukten
US2946768A (en) * 1957-08-12 1960-07-26 Bayer Ag Condensation products of carbamic acid esters
US4146727A (en) * 1977-10-03 1979-03-27 Atlantic Richfield Company Process for the preparation of diphenylmethane mono and dicarbamates and polymethylene polyphenyl carbamates by the acid rearrangement of an (alkoxycarbonyl) phenylaminomethylphenyl compound
US4163019A (en) * 1978-07-10 1979-07-31 Shell Oil Company Production of 4,4'-alkylidene diphenyl diisocyanate
US4162362A (en) * 1978-10-20 1979-07-24 Atlantic Richfield Company Process for the preparation of diphenylmethane dicarbamates and polymethylene polyphenyl carbamates
IT1126563B (it) * 1978-12-14 1986-05-21 Mitsui Toatsu Chemicals Processo per preparare polimetilen polifenil policarbammati
US4172948A (en) * 1979-01-24 1979-10-30 Atlantic Richfield Company Preparation of diphenylmethane mono and dicarbamates and polymethylene polyphenyl carbamates
US4202986A (en) * 1979-02-12 1980-05-13 Atlantic Richfield Company Preparation of diphenylmethane dicarbamates and polymethylene polyphenyl carbamates with Lewis acid catalysts intercalated in graphite

Also Published As

Publication number Publication date
GB2054584B (en) 1983-10-19
FR2460972B1 (fr) 1985-08-30
GB2054584A (en) 1981-02-18
FR2460972A1 (fr) 1981-01-30
DE3025999A1 (de) 1981-01-29
NL8003935A (nl) 1981-01-13
DE3025999C2 (de) 1987-02-05
JPS5612357A (en) 1981-02-06
US4319018A (en) 1982-03-09
NL184065B (nl) 1988-11-01
JPS6242896B2 (he) 1987-09-10

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee