BE665999A - - Google Patents

Info

Publication number
BE665999A
BE665999A BE665999A BE665999A BE665999A BE 665999 A BE665999 A BE 665999A BE 665999 A BE665999 A BE 665999A BE 665999 A BE665999 A BE 665999A BE 665999 A BE665999 A BE 665999A
Authority
BE
Belgium
Application number
BE665999A
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 BE665999A publication Critical patent/BE665999A/xx

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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/487—Polyethers containing cyclic groups
    • C08G18/4875—Polyethers containing cyclic groups containing cycloaliphatic groups
    • 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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4825—Polyethers containing two hydroxy groups
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S528/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S528/906—Fiber or elastomer prepared from an isocyanate reactant

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE665999A 1964-06-29 1965-06-25 BE665999A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US378711A US3415790A (en) 1964-06-29 1964-06-29 Removing unreacted diisocyanates from macrodiisocyanates and polymerizing to form segmented polyurethane copolymers

Publications (1)

Publication Number Publication Date
BE665999A true BE665999A (xx) 1965-10-18

Family

ID=23494256

Family Applications (1)

Application Number Title Priority Date Filing Date
BE665999A BE665999A (xx) 1964-06-29 1965-06-25

Country Status (6)

Country Link
US (1) US3415790A (xx)
BE (1) BE665999A (xx)
DE (1) DE1494588A1 (xx)
ES (1) ES314771A1 (xx)
GB (1) GB1118736A (xx)
NL (1) NL6508297A (xx)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3989570A (en) * 1973-08-06 1976-11-02 Precision Dynamics Corporation Method for producing an imprinting device
DE2459757A1 (de) * 1974-12-18 1976-07-01 Bischofsheim Chemie Anlagen Verfahren zur herstellung von vernetzten elastomeren polyurethan-formkoerpern
DE2515766C3 (de) * 1975-04-10 1980-12-11 Bayer Ag, 5090 Leverkusen Verbessertes Verfahren zur Herstellung hochmolekularer, in organischen Lösungsmitteln löslicher, isocyanatgruppenfreier Polyurethane
US3994881A (en) * 1975-07-24 1976-11-30 E. I. Du Pont De Nemours And Company Spandex process and product based on tetra-halogenated diisocyanates and diamines
US4061662A (en) * 1975-08-28 1977-12-06 W. R. Grace & Co. Removal of unreacted tolylene diisocyanate from urethane prepolymers
US4169175A (en) * 1976-06-14 1979-09-25 W. R. Grace & Co. Removal of unreacted tolylene diisocyanate from urethane prepolymers
US4743632A (en) * 1987-02-25 1988-05-10 Pfizer Hospital Products Group, Inc. Polyetherurethane urea polymers as space filling tissue adhesives
US4973618A (en) * 1989-09-29 1990-11-27 E. I. Du Pont De Nemours & Company Oligomeric semicarbazide additives for spandex
US5728457A (en) * 1994-09-30 1998-03-17 Cornell Research Foundation, Inc. Porous polymeric material with gradients
US6127506A (en) * 1999-02-19 2000-10-03 E. I. Du Pont De Nemours And Company Process for melt spinning spandex
DE102013021060A1 (de) * 2013-12-18 2015-06-18 Rathor Ag Verfahren zur Abtrennung von Monomeren aus isocyanathaltigen Prepolymeren
CN114874408B (zh) * 2022-06-16 2022-11-08 天津大学 一种基于共轭聚合物的聚氨酯多嵌段共聚物及其制备方法和应用

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2929804A (en) * 1955-01-31 1960-03-22 Du Pont Elastic filaments of linear segmented polymers
GB808574A (en) * 1955-02-08 1959-02-04 Bayer Ag Improved polyurethane plastics and method of making the same
DE1183196B (de) * 1958-01-09 1964-12-10 E. I. Du Pont De Nemours And Company, Wilmington, Del. (V. St. A.) Verfahren zur Herstellung kautschukelastischer Textilfaden
BE580827A (xx) * 1958-08-18
BE587060A (xx) * 1959-02-13
US3133897A (en) * 1959-03-30 1964-05-19 Toyo Koatsu Ind Inc Production of polyurea copolymers from an alkylene diamine, a heteromembered alkylene diamine and a urea
DE1105155B (de) * 1959-06-05 1961-04-20 Akad Wissenschaften Ddr Verfahren zur Herstellung von Folien oder Schichten aus hochpolymeren Uretdion- und Cyanuratreste aufweisenden Kunststoffen
GB930458A (en) * 1960-11-23 1963-07-03 Ici Ltd Process for the purification of isocyanate group-containing compounds
US3180853A (en) * 1961-04-06 1965-04-27 Du Pont Polyurethane prepolymer chain-extended with an n-lower alkyl amino-bislower alkyl amine
GB947840A (en) * 1961-05-17 1964-01-29 Globe Mfg Co Elastomeric polyurethane threads
US3180854A (en) * 1961-06-14 1965-04-27 Polythane Corp Double diamine modification of urethane prepolymers
US3267192A (en) * 1961-08-22 1966-08-16 Polythane Corp Method of making elastic filaments
US3238178A (en) * 1962-01-15 1966-03-01 Eastman Kodak Co Elastomeric polymers stabilized with trialkylated phenol and thioor-ganic esters
US3243413A (en) * 1962-10-18 1966-03-29 Eastman Kodak Co Elastomeric polyesters synthesized from copolyethers

Also Published As

Publication number Publication date
DE1494588A1 (de) 1969-04-30
GB1118736A (en) 1968-07-03
ES314771A1 (es) 1965-12-01
US3415790A (en) 1968-12-10
NL6508297A (xx) 1965-12-30

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