GB1055304A - Process for forming polyurethane polymers from solution - Google Patents

Process for forming polyurethane polymers from solution

Info

Publication number
GB1055304A
GB1055304A GB3497963A GB3497963A GB1055304A GB 1055304 A GB1055304 A GB 1055304A GB 3497963 A GB3497963 A GB 3497963A GB 3497963 A GB3497963 A GB 3497963A GB 1055304 A GB1055304 A GB 1055304A
Authority
GB
United Kingdom
Prior art keywords
diisocyanate
hydrazine
organic
excess
groups
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
GB3497963A
Other languages
English (en)
Inventor
Harald Oertel
Heinrich Rinke
Wilhelm Thoma
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.)
Bayer AG
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
Priority to BE636976D priority Critical patent/BE636976A/xx
Priority to NL137855D priority patent/NL137855C/xx
Priority to NL297478D priority patent/NL297478A/xx
Priority to DEF37740A priority patent/DE1157386B/de
Priority to US306271A priority patent/US3377308A/en
Priority to FR946365A priority patent/FR1373230A/fr
Application filed by Bayer AG filed Critical Bayer AG
Priority to GB3497963A priority patent/GB1055304A/en
Publication of GB1055304A publication Critical patent/GB1055304A/en
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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/721—Two or more polyisocyanates not provided for in one single group C08G18/73 - C08G18/80
    • 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

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)
GB3497963A 1962-09-04 1963-09-04 Process for forming polyurethane polymers from solution Expired GB1055304A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
BE636976D BE636976A (pl) 1963-09-04
NL137855D NL137855C (pl) 1963-09-04
NL297478D NL297478A (pl) 1963-09-04
DEF37740A DE1157386B (de) 1962-09-04 1962-09-04 Verfahren zur dreistufigen Herstellung von aus der Loesung verformbaren Polymeren
US306271A US3377308A (en) 1962-09-04 1963-09-03 Two-step process for the production of solutions of segmented polyurethane polymers
FR946365A FR1373230A (fr) 1963-09-03 1963-09-03 Polymères de polyuréthanes et procédé pour les préparer
GB3497963A GB1055304A (en) 1963-09-04 1963-09-04 Process for forming polyurethane polymers from solution

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3497963A GB1055304A (en) 1963-09-04 1963-09-04 Process for forming polyurethane polymers from solution

Publications (1)

Publication Number Publication Date
GB1055304A true GB1055304A (en) 1967-01-18

Family

ID=10372367

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3497963A Expired GB1055304A (en) 1962-09-04 1963-09-04 Process for forming polyurethane polymers from solution

Country Status (3)

Country Link
BE (1) BE636976A (pl)
GB (1) GB1055304A (pl)
NL (2) NL137855C (pl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240117215A1 (en) * 2020-12-10 2024-04-11 Ppg Industries Ohio, Inc. Polyfunctional hydrazide crosslinker

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4286014A (en) * 1978-01-31 1981-08-25 Toray Industries, Incorporated Composite sheet material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240117215A1 (en) * 2020-12-10 2024-04-11 Ppg Industries Ohio, Inc. Polyfunctional hydrazide crosslinker

Also Published As

Publication number Publication date
NL137855C (pl)
NL297478A (pl)
BE636976A (pl)

Similar Documents

Publication Publication Date Title
US3644457A (en) Preparation of stable liquid diphenylmethane diisocyanates
US3487080A (en) Method for producing isocyanate trimer
US3124605A (en) Biuret polyisocyanates
US3248372A (en) Glycol modified isocyanurate containing polyisocyanates
GB889050A (en) Process for the manufacture of polyurethanes
ATE21255T1 (de) Fluessige urethangruppen enthaltende polyisocyanatmischungen auf diphenylmethandiisocyanat-basis,verfahren zu deren herstellung und deren verwendung zur herstellung von polyurethan-weichschaum-stoffen.
US4332742A (en) Low temperature storage stable liquid diphenylmethane diisocyanates
US3012991A (en) Chemical reactions
KR910020059A (ko) 폴리이소시아네이트-이소시아누레이트 및 그의 제조방법, 이들의 용도
GB843796A (en) Polyurethane plastics
ATE44539T1 (de) Bei raumtemperatur lagerstabile, durch hitzeeinwirkung haertbare stoffmischungen auf basis von verbindungen mit reaktiven wasserstoffatomen und polyisocyanaten, verfahren zu ihrer herstellung und ihre verwendung zur herstellung von formteilen.
US4824595A (en) Polyisocyanate compositions containing reversibly blocked catalysts and addition products of sulfonyl isocyanates with catalysts having a tin(II)- or tin(IV)-carboxylate structure
US3674721A (en) Process for preparing flexible polyurethane foams and coatings
US3350438A (en) Process for preparing biuret polyisocyanates
US5591780A (en) Low odor amine catalysts for polyurethane flexible slabstock foams based on polyester polyols
US3440223A (en) Polyurethanes and method of making
US3740377A (en) One-step preparation of a polyurethaneurea resin using a tetraalkylguanidine or isocyanate adduct thereof as a catalyst
US3383400A (en) Acylated urea polyisocyanates and process for the preparation thereof
US4189543A (en) Catalyst for making polyurethanes
US3652508A (en) Viscosity stable aliphatic polyurethane compositions and method of preparation thereof
GB1450523A (en) Process for the production of polyisocyanates 2,4,6-tri
US3829533A (en) Polyurethane adhesives based on omega,omega'-diisocyanate dimethylcyclohexane
US3746689A (en) Polyisocyanates blocked with polyhaloalcohols
GB1055304A (en) Process for forming polyurethane polymers from solution
US2733261A (en) N-akylisocyanates of a-phenyl ethyl-