|
US3931065A
(en)
*
|
1966-02-18 |
1976-01-06 |
Nisshin Boseki Kabushiki Kaisha |
Polyurethane-modified polyisocyanurate foam and a method for the preparation thereof
|
|
US3458448A
(en)
*
|
1967-01-25 |
1969-07-29 |
Marathon Oil Co |
Isocyanurate-containing polyisocyanates
|
|
US4405725A
(en)
*
|
1967-03-24 |
1983-09-20 |
Mobay Chemical Corporation |
Foamed polyisocyanurates
|
|
US3625872A
(en)
*
|
1967-06-15 |
1971-12-07 |
Nisshin Spinning |
Flame-resistive polyurethane foam composition
|
|
US3745133A
(en)
*
|
1968-02-05 |
1973-07-10 |
Upjohn Co |
Cellular isocyanurate containing polymers
|
|
US3644232A
(en)
*
|
1968-05-24 |
1972-02-22 |
Mobay Chemical Corp |
Flame-resistant, nonbursting polyisocyanurate foams
|
|
US3644234A
(en)
*
|
1969-01-27 |
1972-02-22 |
Upjohn Co |
Method of preparing cellular polymers from organic polyisocyanates and polycarboxylic acid compounds
|
|
GB1271061A
(en)
*
|
1969-02-10 |
1972-04-19 |
Upjohn Co |
Self skinned polymer foams
|
|
US3676380A
(en)
*
|
1969-05-19 |
1972-07-11 |
Upjohn Co |
Low friability polyisocyanurate foams
|
|
US3635848A
(en)
*
|
1969-07-10 |
1972-01-18 |
Minnesota Mining & Mfg |
Isocyanurates, polyisocyanurates and polyurethanes and their preparation using as a catalyst a coordination compound of an organic borate ester and an alkali or alkaline earth metal
|
|
US3836424A
(en)
*
|
1972-07-18 |
1974-09-17 |
R Grieve |
Polyisocyanurate foam articles
|
|
US3940517A
(en)
*
|
1973-01-11 |
1976-02-24 |
The Celotex Corporation |
Polyisocyanurate foam, catalyst composition and process for producing such
|
|
US4169921A
(en)
*
|
1973-01-11 |
1979-10-02 |
The Celotex Corporation |
Polyisocyanurate
|
|
LU68552A1
(h)
*
|
1973-10-03 |
1975-06-16 |
|
|
|
US4011180A
(en)
*
|
1974-01-30 |
1977-03-08 |
The Upjohn Company |
Novel cocatalyst system for trimerizing polyisocyanates
|
|
US3891579A
(en)
*
|
1974-02-25 |
1975-06-24 |
Basf Wyandotte Corp |
Process for the preparation of isocyanurate foams employing halogenated aliphatic alkanol accelerators
|
|
US4082702A
(en)
*
|
1975-09-18 |
1978-04-04 |
Dow Corning Corporation |
Flame retardant rigid polyurethane syntactic foam
|
|
US4246360A
(en)
*
|
1977-07-22 |
1981-01-20 |
Monsanto Company |
Fire retardant, non-dripping flexible polyurethane foam
|
|
DE2827499A1
(de)
*
|
1978-06-22 |
1980-01-03 |
Bridgestone Tire Co Ltd |
Verfahren zur herstellung von hitzeund flammbestaendigen polyisocyanurat- schaumstoffen
|
|
DE2832315A1
(de)
*
|
1978-07-22 |
1980-01-31 |
Bayer Ag |
Verfahren zur herstellung von polyurethan-giesselastomeren
|
|
DE2832253A1
(de)
*
|
1978-07-22 |
1980-01-31 |
Bayer Ag |
Verfahren zur herstellung von formschaumstoffen
|
|
US4184022A
(en)
*
|
1978-09-15 |
1980-01-15 |
Owens-Corning Fiberglas Corporation |
Polyisocyanurate foam comprising reaction product of a polyisocyanate and a polyol mixture comprising a carboxylic ester polyol and a resole polyether polyol using a catalyst comprising dimethylethanolamine and an alkali metal salt of a carboxylic acid
|
|
US4289858A
(en)
*
|
1979-06-11 |
1981-09-15 |
The Upjohn Company |
Polyol-fluorocarbon-aminetriol blend and polyisocyanurate foams therefore
|
|
US4246364A
(en)
*
|
1980-02-19 |
1981-01-20 |
The Upjohn Company |
Process for polyisocyanurate foams based on an amide-diol blend
|
|
US4271273A
(en)
*
|
1979-06-25 |
1981-06-02 |
Gaf Corporation |
Rigid isocyanurate polyurethane foams and method for preparing same
|
|
US4310634A
(en)
*
|
1979-10-15 |
1982-01-12 |
Texaco Development Corp. |
Novel polyisocyanurate catalyst
|
|
US4286072A
(en)
*
|
1979-10-15 |
1981-08-25 |
Texaco Development Corp. |
Novel polyisocyanurate catalysts
|
|
US4390644A
(en)
*
|
1981-05-18 |
1983-06-28 |
The Dow Chemical Company |
Isocyanurate foams using a sulfonium zwitterion/metal carbonylate mixture as catalyst
|
|
US4426461A
(en)
*
|
1982-07-14 |
1984-01-17 |
Thermocell Development, Ltd. |
Modified polyisocyanurate foam and method of preparation
|
|
US4438248A
(en)
*
|
1982-12-20 |
1984-03-20 |
Basf Wyandotte Corporation |
Trimerization catalysts and organo-mercury compounds as co-catalysts for the preparation of noncellular polyurethane elastomers
|
|
US4661627A
(en)
*
|
1986-08-19 |
1987-04-28 |
The Dow Chemical Company |
Method for scavenging acidic impurities from polymeric isocyanates
|
|
US4904704A
(en)
*
|
1988-12-22 |
1990-02-27 |
The Dow Chemical Company |
Rigid foams prepared from treated toluene diisocyanate residue
|
|
US5202001A
(en)
*
|
1989-09-26 |
1993-04-13 |
Air Products And Chemicals, Inc. |
Preparation of urethane prepolymers having low levels of residual toluene diisocyanate
|
|
US5051152A
(en)
*
|
1989-09-26 |
1991-09-24 |
Air Products And Chemicals, Inc. |
Preparation of urethane prepolymers having low levels of residual toluene diisocyanate
|
|
US5216042A
(en)
*
|
1991-07-10 |
1993-06-01 |
The Dow Chemical Company |
Process for preparing viscosity-stabilized reactive toluene diisocyanate distillation residues and blends thereof
|
|
DE4127514A1
(de)
*
|
1991-08-20 |
1993-02-25 |
Bayer Ag |
Verfahren zur gewinnung von polyisocyanaten aus destillationsrueckstaenden der toluylendiisocyanatherstellung
|
|
US7030274B2
(en)
*
|
2004-06-17 |
2006-04-18 |
Bayer Materialscience Llc |
Process for the production of carbodiimide modified organic isocyanates
|
|
GB0722461D0
(en)
*
|
2007-11-16 |
2007-12-27 |
Johnson Matthey Plc |
Method and catalyst for the manufacture of a polyurethane
|
|
JP5798656B1
(ja)
*
|
2014-03-26 |
2015-10-21 |
住友理工株式会社 |
ウレタン製バンパスプリングおよびその製法
|
|
EP3262091B1
(de)
|
2015-02-26 |
2019-12-25 |
Covestro Deutschland AG |
Verfahren zur herstellung einer polycarbodiimide umfassenden zusammensetzung mit verbesserter lagerstabilität
|
|
CN108586706B
(zh)
*
|
2018-04-18 |
2021-06-29 |
万华化学集团股份有限公司 |
制备含有碳化二亚胺和/或脲酮亚胺类衍生物的改性异氰酸酯混合物的方法
|
|
EP3670563A1
(de)
|
2018-12-19 |
2020-06-24 |
Covestro Deutschland AG |
Pur-pir-hartschaumstoffe mit verbesserter brandbeständigkeit
|