einem Umfang von wenigstens 1 Meter und einer Schaumdicke von wenigstens 2 mm und nicht größer als 25 mm, bei welchem das Blähmittel in einer Menge von 0,2 bis 4,5 Mol pro kg von Polymerem verwendet wird, (ii) Erlauben des Abkühlens des Schaumes auf eine Temperatur unterha...
which includes dissolving at least one polyisocyanate having at least two isocyanate functional groups, in a perfume to form a solution; adding to the solution an aqueous solution of an emulsifier or of a colloidal stabilizer; and adding to the mixture to 3,5-diamino-1,2,4-triazole to form ...
Liao Ch X, Weber WP (1992) Synthesis and characterization of poly(1-methyl-1-silabutane), poly(1-phenyl-silabutane) and poly(1-silabutane). Polym Bull 28:281–286 Google Scholar Matsumoto K, Miyagawa K, Yamaoka H (1997) Anionic polymerization of 3-methylene- silacyclobutanes and reactiv...
1. Polyetherpolyol-Zusammensetzung für die Herstellung von viskoelastischen Polyurethan-Schäumen, umfassend: (a) ein Polyetherpolyol mit einer Hydroxyl-Funktionalität von 3, einer OH-Zahl in einem Bereich von 210 bis 255 mg KOH/g und einem PO-Gehalt in einem Bereich von 90 bis 100 Ge...
polymers of butadiene with a comonomer such as styrene or acrylonitrile which contains at least 60% and preferably 80% by weight of butadiene or a butadiene based block or radialblock rubber. Other rubbers such as EPDM rubber, polypentenamer, polyisoprene, polychloroprene, polyacrylate rubbers and...
3. The thermoplastic composition of claim 1, wherein said thermoplastic composition is a molding or a forming composition. 4. The thermoplastic composition of claim 1; wherein the composition is subjected to a thermal treatment at a temperature of at least 250° C. and a holding time (at ...
Low molecular weight (generally liquid at room temperature) polyalkenes useful as plasticizers in the inventive sealant formulations include homopolymers of ethylene, propylene, 1-butene, cis-2-butene, trans-2-butene, isobutylene, pentenes, etc. as well as copolymers and terpolymers thereof in all...
Typical alkenyls include vinyl, allyl, 1-propenyl, methallyl, buten-1-yl, buten-2-yl, buten-3-yl, penten-1-yl, hexenyl, heptenyl, octenyl, decenyl, dodecenyl, tetradecenyl, octadecenyl, etc. Typical cycloalkyls include cyclopentyl, cyclohexyl, cycloheptyl, cyclooctyl, etc. When R is ar...
The polyunsaturated polymers are usually those prepared by copolymerization of lower monoolefins with lower diolefins. Both types of olefins contain up to 12 carbon atoms. Suitable monoolefins include ethylene, propylene, 1-butene, 2-butene, isobutene and the pentenes, hexenes and heptenes (all ...
2. The copolymer of claim 1, where R is H. 3. The copolymer of claim 2 where m is an integer from 50 to 250. 4. The copolymer of claim 2 where R1 is methyl or ethyl, and R is H. 5. The copolymer of claim 2 where D is R5 and R5 is 1,4-cyclohexanedimethylene. 6...