DD297422A5 - Verfahren zur herstellung von flexiblem polymethanschaum unter verwendung von 1,1,1-trichlorethan als baehmittel - Google Patents

Verfahren zur herstellung von flexiblem polymethanschaum unter verwendung von 1,1,1-trichlorethan als baehmittel Download PDF

Info

Publication number: DD297422A5
Authority: DD; German Democratic Republic
Prior art keywords: blowing agent; weight; foam; trichloroethane; volatile blowing
Prior art date: 1989-06-12

Application number

DD90341526A

Other languages

German (de)

English (en)

Inventor

Donald B Parrish

Raymond E Thomas

Lenore F Oswald

Original Assignee

��@��@��@��k��

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.)

1989-06-12

Filing date

1990-06-11

Publication date

1992-01-09

1990-06-11 Application filed by ��@��@��@��k�� filed Critical ��@��@��@��k��

1992-01-09 Publication of DD297422A5 publication Critical patent/DD297422A5/de

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
- C08J9/143—Halogen containing compounds
- C08J9/144—Halogen containing compounds containing carbon, halogen and hydrogen only
- C08J9/145—Halogen containing compounds containing carbon, halogen and hydrogen only only chlorine as halogen atoms
- 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
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/06—Solids
- A61M2202/064—Powder
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes

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)
Materials Engineering (AREA)
Polyurethanes Or Polyureas (AREA)
Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

DD90341526A 1989-06-12 1990-06-11 Verfahren zur herstellung von flexiblem polymethanschaum unter verwendung von 1,1,1-trichlorethan als baehmittel DD297422A5 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US36493089A	1989-06-12	1989-06-12

Publications (1)

Publication Number	Publication Date
DD297422A5 true DD297422A5 (de)	1992-01-09

Family

ID=23436737

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DD90341526A DD297422A5 (de)	1989-06-12	1990-06-11	Verfahren zur herstellung von flexiblem polymethanschaum unter verwendung von 1,1,1-trichlorethan als baehmittel

Country Status (13)

Country	Link
EP (1)	EP0407023A3 (pt)
JP (1)	JPH0335034A (pt)
KR (1)	KR910000842A (pt)
CN (1)	CN1048048A (pt)
AU (1)	AU633101B2 (pt)
BR (1)	BR9002752A (pt)
CA (1)	CA2018727A1 (pt)
DD (1)	DD297422A5 (pt)
FI (1)	FI902902A7 (pt)
HU (1)	HUT55422A (pt)
NO (1)	NO902578L (pt)
PL (1)	PL285582A1 (pt)
PT (1)	PT94334A (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5001164A (en) *	1988-08-19	1991-03-19	The Dow Chemical Company	Polyurethane foam prepared with reduced levels of hard halocarbon blowing agents
US5120771A (en) *	1989-09-13	1992-06-09	Hickory Springs Manufacturing Co.	Process for the production of polyurethane foam

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1001465A (en) *	1963-03-27	1965-08-18	Ici Ltd	Improvements in or relating to the manufacture of foamed polyurethanes
GB1106581A (en) *	1966-08-16	1968-03-20	Kanegafuchi Chemical Ind	Improvements in and relating to expandable thermoplastic synthetic resin
IL87084A (en) *	1987-07-16	1992-03-29	Ostergaard Hans Horgen	Method,compound and blowing agent for making plastic foam
AU621551B2 (en) *	1987-07-16	1992-03-19	Hans Jorgen Ostergaard	A method, a compound, and a blowing agent for making plastic foam
US4742089A (en) *	1987-08-12	1988-05-03	Hitachi, Ltd.	Rigid polyurethane foam and process for producing the same
US4996242A (en) *	1989-05-22	1991-02-26	The Dow Chemical Company	Polyurethane foams manufactured with mixed gas/liquid blowing agents

1990
- 1990-05-23 EP EP19900305625 patent/EP0407023A3/en not_active Withdrawn
- 1990-06-07 BR BR909002752A patent/BR9002752A/pt unknown
- 1990-06-08 AU AU56969/90A patent/AU633101B2/en not_active Expired - Fee Related
- 1990-06-11 FI FI902902A patent/FI902902A7/fi not_active Application Discontinuation
- 1990-06-11 PL PL28558290A patent/PL285582A1/xx unknown
- 1990-06-11 KR KR1019900008507A patent/KR910000842A/ko not_active Withdrawn
- 1990-06-11 CA CA002018727A patent/CA2018727A1/en not_active Abandoned
- 1990-06-11 NO NO90902578A patent/NO902578L/no unknown
- 1990-06-11 PT PT94334A patent/PT94334A/pt not_active Application Discontinuation
- 1990-06-11 DD DD90341526A patent/DD297422A5/de not_active IP Right Cessation
- 1990-06-11 JP JP2150074A patent/JPH0335034A/ja active Pending
- 1990-06-11 HU HU903796A patent/HUT55422A/hu unknown
- 1990-06-12 CN CN90104310A patent/CN1048048A/zh active Pending

Also Published As

Publication number	Publication date
FI902902A7 (fi)	1990-12-13
HU903796D0 (en)	1990-11-28
HUT55422A (en)	1991-05-28
CN1048048A (zh)	1990-12-26
AU5696990A (en)	1990-12-13
BR9002752A (pt)	1991-08-20
EP0407023A2 (en)	1991-01-09
AU633101B2 (en)	1993-01-21
KR910000842A (ko)	1991-01-30
FI902902A0 (fi)	1990-06-11
CA2018727A1 (en)	1990-12-12
EP0407023A3 (en)	1991-03-13
JPH0335034A (ja)	1991-02-15
PL285582A1 (en)	1991-02-25
NO902578D0 (no)	1990-06-11
NO902578L (no)	1990-12-13
PT94334A (pt)	1991-02-08

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Legal Events

Date	Code	Title	Description
1996-07-18	ENJ	Ceased due to non-payment of renewal fee