IT1023461B - Perfezionamento del procedimento di produzione di schiume poliureta niche flessibili di bassa densita - Google Patents

Perfezionamento del procedimento di produzione di schiume poliureta niche flessibili di bassa densita

Info

Publication number
IT1023461B
IT1023461B IT54308/74A IT5430874A IT1023461B IT 1023461 B IT1023461 B IT 1023461B IT 54308/74 A IT54308/74 A IT 54308/74A IT 5430874 A IT5430874 A IT 5430874A IT 1023461 B IT1023461 B IT 1023461B
Authority
IT
Italy
Prior art keywords
improvement
production process
low density
polyurethane foams
density polyurethane
Prior art date
Application number
IT54308/74A
Other languages
English (en)
Original Assignee
Basf Wyandotte Corp
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 Basf Wyandotte Corp filed Critical Basf Wyandotte Corp
Application granted granted Critical
Publication of IT1023461B publication Critical patent/IT1023461B/it

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
    • C08G18/08—Processes
    • C08G18/16—Catalysts
    • C08G18/22—Catalysts containing metal compounds
    • C08G18/24—Catalysts containing metal compounds of tin
    • C08G18/244—Catalysts containing metal compounds of tin tin salts of carboxylic acids
    • 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
    • Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/914—Polyurethane cellular product formed from a polyol which has been derived from at least two 1,2 epoxides as reactants

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)
IT54308/74A 1973-12-03 1974-11-29 Perfezionamento del procedimento di produzione di schiume poliureta niche flessibili di bassa densita IT1023461B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US421088A US3887505A (en) 1973-12-03 1973-12-03 Preparation of low density flexible urethane foams with enhanced load-bearing properties

Publications (1)

Publication Number Publication Date
IT1023461B true IT1023461B (it) 1978-05-10

Family

ID=23669122

Family Applications (1)

Application Number Title Priority Date Filing Date
IT54308/74A IT1023461B (it) 1973-12-03 1974-11-29 Perfezionamento del procedimento di produzione di schiume poliureta niche flessibili di bassa densita

Country Status (7)

Country Link
US (1) US3887505A (it)
BE (1) BE822798A (it)
CA (1) CA1033896A (it)
DE (1) DE2455289A1 (it)
FR (1) FR2253038B3 (it)
GB (1) GB1480949A (it)
IT (1) IT1023461B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4101471A (en) * 1975-12-18 1978-07-18 M & T Chemicals Inc. High resiliency foam with improved load bearing ability by use of organotin mercaptides
JPS583488B2 (ja) * 1978-05-15 1983-01-21 株式会社ブリヂストン 軟質ポリエ−テルポリウレタンフオ−ムの製造方法
US4302552A (en) * 1980-07-01 1981-11-24 Nisshin Spinning Co., Ltd. Microcellular polyurethane vibration isolator
EP0044481B2 (de) * 1980-07-21 1987-03-11 Mobay Chemical Corporation Verfahren zur Herstellung elastischer geformter Gegenstände
DE3100977A1 (de) * 1981-01-15 1982-08-05 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von gegebenenfalls geschaeumten polyurethanen
DE3126517A1 (de) * 1981-07-04 1983-01-20 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von gegebenenfalls zellhaltigen polyurethan-elastomeren
US4607064A (en) * 1983-05-16 1986-08-19 The Dow Chemical Company Polyurethane and urethane-modified isocyanurate foams and a polyol composition useful in their preparation
US4487854A (en) * 1983-12-27 1984-12-11 Basf Wyandotte Corporation Polyoxyalkylene polyether polyols and polyurethane foams prepared therefrom
US4532262A (en) * 1984-03-21 1985-07-30 Gloskey Carl R Process for the preparation of urethane foam
US4661529A (en) * 1984-08-09 1987-04-28 The Dow Chemical Company Polyurethane and urethane-modified isocyanurate foams and a polyol composition useful in their preparation
US4600730A (en) * 1984-12-19 1986-07-15 Societe Chimique Des Charbonnages S.A. Stable prepolymers of polyisocyanate with hydroxyl functions, a process for their manufacture and their application to the manufacture of polyurethanes
DE3602669A1 (de) * 1986-01-31 1987-07-30 Japan National Railway Federnder ueberzug fuer eine direktverbindungs-schwelle
US4950694A (en) * 1989-06-29 1990-08-21 Union Carbide Chemicals And Plastics Company Inc. Preparation of polyurethane foams without using inert blowing agents
CN103827207B (zh) 2011-07-25 2017-07-11 诺沃梅尔公司 用于聚氨酯的脂族聚碳酸酯
KR102169208B1 (ko) * 2012-11-07 2020-10-22 사우디 아람코 테크놀로지스 컴퍼니 고강도 폴리우레탄 포옴 조성물 및 방법
WO2014186397A1 (en) * 2013-05-13 2014-11-20 Novomer, Inc. Co2 containing foams and related methods

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3398106A (en) * 1960-04-26 1968-08-20 Union Carbide Corp Tin-containing catalyst for isocyanate reactions
US3332934A (en) * 1965-05-21 1967-07-25 Allied Chem Trialkylolamine polyether polyols
US3595814A (en) * 1968-11-14 1971-07-27 Jefferson Chem Co Inc Urethanes containing monocarbamate chain extenders

Also Published As

Publication number Publication date
FR2253038A1 (it) 1975-06-27
US3887505A (en) 1975-06-03
BE822798A (fr) 1975-05-29
DE2455289A1 (de) 1975-06-05
CA1033896A (en) 1978-06-27
FR2253038B3 (it) 1977-08-26
GB1480949A (en) 1977-07-27

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