CA1139049A - Emploi de composes polyhydroxy- a faible p.m. dans les mousses de polyurethanne soufflees au chlorure de methylene - Google Patents

Emploi de composes polyhydroxy- a faible p.m. dans les mousses de polyurethanne soufflees au chlorure de methylene

Info

Publication number
CA1139049A
CA1139049A CA000342739A CA342739A CA1139049A CA 1139049 A CA1139049 A CA 1139049A CA 000342739 A CA000342739 A CA 000342739A CA 342739 A CA342739 A CA 342739A CA 1139049 A CA1139049 A CA 1139049A
Authority
CA
Canada
Prior art keywords
methylene chloride
molecular weight
glycerine
foams
low molecular
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
CA000342739A
Other languages
English (en)
Inventor
Olga L. Milovanovic
Wolf Sehr
Richard S. Sayad
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.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Application granted granted Critical
Publication of CA1139049A publication Critical patent/CA1139049A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Polyurethanes Or Polyureas (AREA)
CA000342739A 1979-01-10 1979-12-28 Emploi de composes polyhydroxy- a faible p.m. dans les mousses de polyurethanne soufflees au chlorure de methylene Expired CA1139049A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US226679A 1979-01-10 1979-01-10
US002,266 1979-01-10

Publications (1)

Publication Number Publication Date
CA1139049A true CA1139049A (fr) 1983-01-04

Family

ID=21699974

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000342739A Expired CA1139049A (fr) 1979-01-10 1979-12-28 Emploi de composes polyhydroxy- a faible p.m. dans les mousses de polyurethanne soufflees au chlorure de methylene

Country Status (4)

Country Link
JP (1) JPS5594926A (fr)
AR (1) AR221394A1 (fr)
AU (1) AU530931B2 (fr)
CA (1) CA1139049A (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS496097A (fr) * 1972-04-22 1974-01-19
CH586723A5 (fr) * 1974-04-08 1977-04-15 Goldschmidt Ag Th
US3931066A (en) * 1974-08-08 1976-01-06 Olin Corporation High resilience polyurethane foam

Also Published As

Publication number Publication date
AU5433580A (en) 1980-07-17
JPS6342647B2 (fr) 1988-08-24
AU530931B2 (en) 1983-08-04
JPS5594926A (en) 1980-07-18
AR221394A1 (es) 1981-01-30

Similar Documents

Publication Publication Date Title
EP0708126B1 (fr) Procédé de préparation de mousses de polyuréthane à faible condensation et polyoxyalkylène-polyols spéciaux adaptés à ce procédé
US4417002A (en) Foam manufacture
US4621105A (en) Preparation of fire retardant flexible polyurethane foams having reduced discoloration and scorch
US3714077A (en) Urethane foam catalyst system
JPH02261818A (ja) 弾性の連続気泡軟質成形ポリウレタンフオームの製造方法
KR100344599B1 (ko) 경질폴리우레탄발포체의제조방법
US5102919A (en) Reduced smoke generating polyurethane/polyisocyanurate foams
US4868043A (en) Composite articles
US4383050A (en) Process for the preparation of low temperature flexible polyurethane elastomers
JP5670614B2 (ja) 触媒組成物及びその使用方法
CA2146388A1 (fr) Preparation de mousses flexibles de polyurethane, tres resistantes aux chocs et exemptes de cfc; melanges de polyisocyanates a base de diisocyanate de diphenylmethane, modifies par des groupes urethane, pouvant etre utilises a cette fin
CA1287947C (fr) Procede pour la production de mousses de polyurethane elastiques, a cellules ouvertes et souples, ayant une resistance a la compression amelioree
US4046742A (en) Compositions containing hydroxyl groups and their use for the production of flameproof plastics
US4468483A (en) Aromatic polyester polycarbonates from polyols derived from recycled polyethylene terephthalate
US4711910A (en) Preparation of fire retardant flexible polyester based polyurethane foams having reduced discoloration and scorch
US5112879A (en) Chemical blowing agent
KR970000946B1 (ko) 에너지 흡수성, 수 발포성의 경질 폴리우레탄 발포물
AU616052B2 (en) Process for making low density flexible molded and slabstock polyurethane foams
KR0177154B1 (ko) 경질 폴리우레탄포움의 제조방법
US3876568A (en) Low smoke output polyisocyanurate-urethane foams containing sulfur
US4264744A (en) Use of low molecular weight polyhydroxy compounds in methylene chloride blown polyurethane foams
GB2271997A (en) Flexible polyurethane foams with reduced tendency for shrinkage
US4377644A (en) Mixed anhydrides of isocyanates and carboxylic acids, mixtures thereof with carboxylic acids, and the use thereof as blowing agents for the production of cellular plastics
KR19990078177A (ko) 폴리우레탄발포체의제조방법
US4177332A (en) 1,1,1-Trifluoro-2-chloroethane as blowing agent for polyurethane foam

Legal Events

Date Code Title Description
MKEX Expiry