ES414240A1 - Un procedimiento para preparar espumas de poliuretano. - Google Patents

Un procedimiento para preparar espumas de poliuretano.

Info

Publication number
ES414240A1
ES414240A1 ES414240A ES414240A ES414240A1 ES 414240 A1 ES414240 A1 ES 414240A1 ES 414240 A ES414240 A ES 414240A ES 414240 A ES414240 A ES 414240A ES 414240 A1 ES414240 A1 ES 414240A1
Authority
ES
Spain
Prior art keywords
translation
machine
legally binding
google translate
polyurethane foams
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
ES414240A
Other languages
English (en)
Spanish (es)
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.)
SHELL INT RESEARCH
Shell Internationale Research Maatschappij BV
Original Assignee
SHELL INT RESEARCH
Shell Internationale Research Maatschappij BV
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 SHELL INT RESEARCH, Shell Internationale Research Maatschappij BV filed Critical SHELL INT RESEARCH
Publication of ES414240A1 publication Critical patent/ES414240A1/es
Expired legal-status Critical Current

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
    • C08J9/0095—Mixtures of at least two compounding ingredients belonging to different one-dot 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
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
    • C08G65/2642—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds characterised by the catalyst used
    • C08G65/2669—Non-metals or compounds thereof
    • C08G65/2672—Nitrogen or compounds thereof
    • 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
    • C08J2375/08—Polyurethanes from polyethers

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)
ES414240A 1972-05-02 1973-04-30 Un procedimiento para preparar espumas de poliuretano. Expired ES414240A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2035772 1972-05-02

Publications (1)

Publication Number Publication Date
ES414240A1 true ES414240A1 (es) 1976-01-16

Family

ID=10144610

Family Applications (1)

Application Number Title Priority Date Filing Date
ES414240A Expired ES414240A1 (es) 1972-05-02 1973-04-30 Un procedimiento para preparar espumas de poliuretano.

Country Status (11)

Country Link
JP (1) JPS56446B2 (show.php)
AT (1) AT331034B (show.php)
AU (1) AU469254B2 (show.php)
BE (1) BE798926A (show.php)
BR (1) BR7303135D0 (show.php)
CH (1) CH592122A5 (show.php)
DE (1) DE2321884A1 (show.php)
ES (1) ES414240A1 (show.php)
FR (1) FR2183072A1 (show.php)
IT (1) IT988642B (show.php)
NL (1) NL7306021A (show.php)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2815540A1 (de) * 1978-04-11 1979-10-25 Basf Ag Polyurethan-weichschaumstoffe mit hoher trag- und stossabsorptionsfaehigkeit
CA1189249A (en) * 1981-07-09 1985-06-18 Bernhard Liessem Foam manufacture
US10603456B2 (en) 2011-04-15 2020-03-31 Fisher & Paykel Healthcare Limited Interface comprising a nasal sealing portion
DK3117861T3 (da) 2011-04-15 2021-06-21 Fisher & Paykel Healthcare Ltd Grænseflade omfattende en rullende næsebrodel
US9950130B2 (en) 2012-09-04 2018-04-24 Fisher & Paykel Healthcare Limited Valsalva mask
CN111939417B (zh) 2014-08-25 2023-07-04 费雪派克医疗保健有限公司 呼吸面罩及其相关部分、部件或子组件

Also Published As

Publication number Publication date
BR7303135D0 (pt) 1974-07-18
JPS4947495A (show.php) 1974-05-08
FR2183072A1 (en) 1973-12-14
DE2321884A1 (de) 1973-11-15
AU469254B2 (en) 1976-02-05
AU5498673A (en) 1974-10-31
JPS56446B2 (show.php) 1981-01-08
NL7306021A (show.php) 1973-11-06
ATA382373A (de) 1975-10-15
CH592122A5 (show.php) 1977-10-14
BE798926A (fr) 1973-10-30
IT988642B (it) 1975-04-30
AT331034B (de) 1976-07-26

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19840425