ES393507A1 - Procedimiento de obtencion de soluciones estables de poliu-retano por reaccion. - Google Patents

Procedimiento de obtencion de soluciones estables de poliu-retano por reaccion.

Info

Publication number
ES393507A1
ES393507A1 ES393507A ES393507A ES393507A1 ES 393507 A1 ES393507 A1 ES 393507A1 ES 393507 A ES393507 A ES 393507A ES 393507 A ES393507 A ES 393507A ES 393507 A1 ES393507 A1 ES 393507A1
Authority
ES
Spain
Prior art keywords
chain extension
reaction
extension agent
added
molar amount
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES393507A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fuji Spinning Co Ltd
Original Assignee
Fuji Spinning Co Ltd
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 Fuji Spinning Co Ltd filed Critical Fuji Spinning Co Ltd
Publication of ES393507A1 publication Critical patent/ES393507A1/es
Expired legal-status Critical Current

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
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • 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)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Artificial Filaments (AREA)
ES393507A 1970-07-24 1971-07-22 Procedimiento de obtencion de soluciones estables de poliu-retano por reaccion. Expired ES393507A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45064273A JPS4911476B1 (es) 1970-07-24 1970-07-24

Publications (1)

Publication Number Publication Date
ES393507A1 true ES393507A1 (es) 1974-07-01

Family

ID=13253425

Family Applications (1)

Application Number Title Priority Date Filing Date
ES393507A Expired ES393507A1 (es) 1970-07-24 1971-07-22 Procedimiento de obtencion de soluciones estables de poliu-retano por reaccion.

Country Status (7)

Country Link
JP (1) JPS4911476B1 (es)
BE (1) BE770025A (es)
CH (1) CH544132A (es)
DE (1) DE2136695A1 (es)
ES (1) ES393507A1 (es)
FR (1) FR2119906A1 (es)
NL (1) NL7110116A (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2409789C3 (de) * 1974-03-01 1981-08-20 Akzo Gmbh, 5600 Wuppertal Verfahren zur Herstellung von Polyurethanlösungen sowie deren Anwendung
JPS54153371U (es) * 1978-04-18 1979-10-25

Also Published As

Publication number Publication date
NL7110116A (es) 1972-01-26
DE2136695A1 (de) 1972-02-10
CH544132A (fr) 1973-11-15
FR2119906B1 (es) 1976-02-13
BE770025A (fr) 1971-11-16
FR2119906A1 (en) 1972-08-11
JPS4911476B1 (es) 1974-03-16

Similar Documents

Publication Publication Date Title
ES423324A1 (es) Procedimiento para la obtencion de poliisocianatos de es- tructura biuret.
ES380975A1 (es) Procedimiento para la preparacion de materiales plasticos antiinflamables.
GB1502472A (en) Bis(aminobenzoate)
ES444565A1 (es) Procedimiento para la obtencion de poliisocianatos con gru- pos isocianato bloqueados conteniendo grupos uretdiona.
ES275846A1 (es) Procedimiento para la obtención de un polímero de poliuretano
ES449150A1 (es) Procedimiento para preparar espumas de poliurea.
ES416044A1 (es) Un procedimiento para la preparacion de una composicion de espuma de poliuretano flexible.
ES429142A1 (es) Mejoras introducidas en un procedimiento para la preparacionde un poli-isocianato de biuret.
ES422467A1 (es) Procedimiento para la obtencion de poliuretanos celulares.
ES393507A1 (es) Procedimiento de obtencion de soluciones estables de poliu-retano por reaccion.
ES438595A1 (es) Un metodo para preparar derivados de yodo-alquenilo susti- tuidos en la posicion 3.
ES403735A1 (es) Procedimiento para la preparacion de composiciones de toli-lendiisocianatos.
ES409346A1 (es) Procedimiento para la obtencion de materiales sinteticos depoliuretano.
GB1285373A (en) Polyhydroxyl compounds
ES391281A1 (es) Procedimiento para preparar esponjas flexibles de poliure- tano.
SE7614234L (sv) Hogelestiskt skum
ES320172A1 (es) Procedimiento catalitico para la preparacion de espumas de poliuretano celular flexible.
ES417869A1 (es) Procedimiento para la produccion de espumas flexibles de poliuretano.
ES367471A1 (es) Un procedimiento para la manufactura de un articulo poroso.
ES387972A1 (es) Procedimiento para la obtencion de recubrimientos de poliu-retano.
ES381116A1 (es) Un procedimiento para la preparacion de una espuma de po- liuretano flexible.
ES462807A1 (es) Procedimiento para la obtencion de diisocianatos.
ES374140A1 (es) Procedimiento de produccion de una solucion de poliuretano de elevado peso molecular.
GB1087896A (en) Process for the manufacture of urethanes
ES397480A1 (es) Un procedimiento para la preparacion de productos de poliu-retano termoplasticos y elasticos.