IT1029380B - Metodo per la preparazione di espan si cellulari a base di isocianato - Google Patents

Metodo per la preparazione di espan si cellulari a base di isocianato

Info

Publication number
IT1029380B
IT1029380B IT47894/75A IT4789475A IT1029380B IT 1029380 B IT1029380 B IT 1029380B IT 47894/75 A IT47894/75 A IT 47894/75A IT 4789475 A IT4789475 A IT 4789475A IT 1029380 B IT1029380 B IT 1029380B
Authority
IT
Italy
Prior art keywords
espan
isocyanate
preparation
based cellular
cellular
Prior art date
Application number
IT47894/75A
Other languages
English (en)
Italian (it)
Original Assignee
Air Prod & Chem
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 claimed from US438241*A external-priority patent/US3914188A/en
Priority claimed from US459627A external-priority patent/US3914190A/en
Application filed by Air Prod & Chem filed Critical Air Prod & Chem
Application granted granted Critical
Publication of IT1029380B publication Critical patent/IT1029380B/it

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
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • 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
    • C08G18/003—Polymeric products of isocyanates or isothiocyanates with epoxy compounds having no active hydrogen
    • 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
    • C08G18/02—Polymeric products of isocyanates or isothiocyanates of isocyanates or isothiocyanates only
    • C08G18/022—Polymeric products of isocyanates or isothiocyanates of isocyanates or isothiocyanates only the polymeric products containing isocyanurate 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
    • C08G2110/00—Foam properties
    • C08G2110/0016—Foam properties semi-rigid
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0025—Foam properties rigid
    • 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
    • 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
    • C08J2457/00—Characterised by the use of unspecified polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds

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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
IT47894/75A 1974-01-31 1975-01-29 Metodo per la preparazione di espan si cellulari a base di isocianato IT1029380B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US438241*A US3914188A (en) 1974-01-31 1974-01-31 Method of preparing cellular foams using polymeric stabilizer of cyclic nitrogenous monomers
US459627A US3914190A (en) 1974-04-10 1974-04-10 Method of preparing cellular foams using copolymeric stabilizers of selected nitrogenous monomers and esters of unsaturated dibasic acids

Publications (1)

Publication Number Publication Date
IT1029380B true IT1029380B (it) 1979-03-10

Family

ID=27031600

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47894/75A IT1029380B (it) 1974-01-31 1975-01-29 Metodo per la preparazione di espan si cellulari a base di isocianato

Country Status (7)

Country Link
JP (1) JPS5821645B2 (enrdf_load_stackoverflow)
CA (1) CA1032700A (enrdf_load_stackoverflow)
DE (1) DE2500017A1 (enrdf_load_stackoverflow)
FR (1) FR2259855B1 (enrdf_load_stackoverflow)
GB (1) GB1498502A (enrdf_load_stackoverflow)
IT (1) IT1029380B (enrdf_load_stackoverflow)
NL (1) NL7501138A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4205135A (en) * 1976-03-18 1980-05-27 The Celotex Corporation Closed cell phenolic foam
DE3903336A1 (de) * 1989-02-04 1990-08-09 Bayer Ag Verwendung von c(pfeil abwaerts)3(pfeil abwaerts)- bis c(pfeil abwaerts)5(pfeil abwaerts)-polyfluoralkanen als treibgase
CN116410459A (zh) * 2021-12-31 2023-07-11 万华化学集团股份有限公司 一种大分子稳定剂的制备方法及应用

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3746663A (en) * 1971-09-13 1973-07-17 Air Prod & Chem Process for preparation of a polyurethane foam using a polymeric liquid foam stabilizer

Also Published As

Publication number Publication date
DE2500017C2 (enrdf_load_stackoverflow) 1987-10-01
CA1032700A (en) 1978-06-06
FR2259855A1 (enrdf_load_stackoverflow) 1975-08-29
NL7501138A (nl) 1975-08-04
JPS5821645B2 (ja) 1983-05-02
FR2259855B1 (enrdf_load_stackoverflow) 1981-02-20
JPS50109293A (enrdf_load_stackoverflow) 1975-08-28
DE2500017A1 (de) 1975-08-07
GB1498502A (en) 1978-01-18

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