IT1058030B - Procedimento per produrre poliure tani solubili di elevato peso molecolare - Google Patents

Procedimento per produrre poliure tani solubili di elevato peso molecolare

Info

Publication number
IT1058030B
IT1058030B IT7648676A IT4867676A IT1058030B IT 1058030 B IT1058030 B IT 1058030B IT 7648676 A IT7648676 A IT 7648676A IT 4867676 A IT4867676 A IT 4867676A IT 1058030 B IT1058030 B IT 1058030B
Authority
IT
Italy
Prior art keywords
poles
procedure
molecular weight
high molecular
producing soluble
Prior art date
Application number
IT7648676A
Other languages
English (en)
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT1058030B publication Critical patent/IT1058030B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/0838—Manufacture of polymers in the presence of non-reactive compounds
    • C08G18/0842—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents
    • C08G18/0847—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of solvents for the polymers
    • C08G18/0852—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of solvents for the polymers the solvents being organic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
IT7648676A 1975-04-10 1976-03-23 Procedimento per produrre poliure tani solubili di elevato peso molecolare IT1058030B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2515766A DE2515766C3 (de) 1975-04-10 1975-04-10 Verbessertes Verfahren zur Herstellung hochmolekularer, in organischen Lösungsmitteln löslicher, isocyanatgruppenfreier Polyurethane

Publications (1)

Publication Number Publication Date
IT1058030B true IT1058030B (it) 1982-04-10

Family

ID=5943563

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7648676A IT1058030B (it) 1975-04-10 1976-03-23 Procedimento per produrre poliure tani solubili di elevato peso molecolare

Country Status (9)

Country Link
US (1) US4039516A (it)
JP (1) JPS6039691B2 (it)
BE (1) BE840585A (it)
CA (1) CA1052043A (it)
DE (1) DE2515766C3 (it)
ES (1) ES446848A1 (it)
FR (1) FR2307002A1 (it)
GB (1) GB1522072A (it)
IT (1) IT1058030B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2832759A1 (de) * 1978-07-26 1980-02-14 Basf Ag Verfahren zur herstellung von hochmolekularen, in organischen loesungsmitteln loeslichen polyurethanen
US6521298B1 (en) 2001-03-12 2003-02-18 Isotec International, Inc. Process for applying polyurethane to a substrate
US7333876B2 (en) * 2005-03-01 2008-02-19 Isotec International, Inc, Systems and methods for providing electronic quality control in a process for applying a polyurethane to a substrate

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3415790A (en) * 1964-06-29 1968-12-10 Eastman Kodak Co Removing unreacted diisocyanates from macrodiisocyanates and polymerizing to form segmented polyurethane copolymers
NL136659C (it) * 1968-03-18
US3948847A (en) * 1968-04-29 1976-04-06 Imperial Chemical Industries Limited Process for the manufacture of polymer solutions
GB1253534A (en) * 1968-04-29 1971-11-17 Ici Ltd Improved process for the manufacture of polymer solutions
BE759829A (fr) * 1969-12-03 1971-06-03 Upjohn Co Preparation de polyurethanes
US3915923A (en) * 1970-10-26 1975-10-28 Union Carbide Corp Solution process for making polyurethane
BE786329A (fr) * 1971-07-16 1973-01-15 Ici Ltd Procede de preparation de polyurethannes
BE789794A (fr) * 1971-10-06 1973-04-06 Bayer Ag Procede de preparation de polyurethanes macromoleculaires portant des groupes hydroxyle et solubles dans des solvants organiques

Also Published As

Publication number Publication date
FR2307002B1 (it) 1980-08-22
DE2515766A1 (de) 1976-10-21
FR2307002A1 (fr) 1976-11-05
JPS6039691B2 (ja) 1985-09-07
CA1052043A (en) 1979-04-03
GB1522072A (en) 1978-08-23
BE840585A (fr) 1976-10-11
JPS51123296A (en) 1976-10-27
US4039516A (en) 1977-08-02
DE2515766B2 (de) 1980-04-03
ES446848A1 (es) 1977-06-01
DE2515766C3 (de) 1980-12-11

Similar Documents

Publication Publication Date Title
IT1034323B (it) Procedimento per la preparazione di alchilencarbonati
IT1070413B (it) Apparecchiatura per la modifica di funzioni
IT1066037B (it) Procedimento per la preparazione di polimetilen polifenil poliammine
BE829256A (fr) Nouveaux derives de biphenylyle
IT7850837A0 (it) Procedimento per produrre poliidrossicomposti di basso peso molecolare
BG27542A3 (bg) Метод за получаване на 1-бензазолилалкил-4-заместени пиперидини
IT7850809A0 (it) Procedimento per produrre poliidrossicomposti di basso peso molecolare
IT1055944B (it) Procedimento per fabbricazione di lingotti omogenei
BE825018A (fr) Nouveaux derives tetracycliques de piperidine
BG27355A3 (bg) Метод за получаване на 11-дезокси-16-арилокси-w-тетранорпростагландини
BG27543A3 (bg) Метод за получаване на n-арил-n-(1-l-4-пиперидинил)- арилацет-амиди
IT1039744B (it) Procedimento per la preparazione di diepossidi
IT1058030B (it) Procedimento per produrre poliure tani solubili di elevato peso molecolare
IT1064999B (it) Procedimento per la preparazione di acido tereftalico purificato
IT1063583B (it) Processo per la preparazione di p alchilfenoli
SE431094B (sv) Forfarande for framstellning av diosmin
BG26396A3 (bg) Метод за получаване на поли-n-алкилиминоалани
BG26527A3 (bg) Метод за получаване на 2-ариламино-2-имидазолинови производни
IT1068949B (it) Procedimento per la preparazione di 4-alchil-tio-semicarbazidi
SE418489B (sv) Forfarande for framstellning av veteperoxid enligt antakinonforfarandet
IT1037176B (it) Procedimento per la preparazione di ammindacidi
IT1061476B (it) Preparazione di un ossazolo
IT7822631A0 (it) Processo di preparazione di sali di polimeri idrossicarbossilati con peso molecolare ridotto.
IT991742B (it) Procedimento per la preparazione di carbonati alchilici ad alto peso molecolare
IT1029677B (it) Metodo per la preparazione di ditiodianiline