摘要:
The present invention relates to novel aqueous resorcinol-formaldehyde-latex dispersions comprising at least one surface-deactivated diisocyanate, to a process for production of the said dispersions, and to use of the said dispersions for improving adhesion in tyres.
摘要:
The present claims relate to aqueous dispersion adhesives comprising at least one polyurethane dispersion and at least one carbodiimide having the general formula R′—(—N═C═N—R—)m—R″, in which m corresponds to an integer from 1 to 500, R=arylene and/or C7-C11 aralkylene, R′═R—NCO, and R″═—NCO, where in R′, independently of one another, R1 and R2 are identical or different and represent a C1-C6 alkyl, C6-C10 cycloalkyl or C7-C18 aralkyl radical.
摘要:
The present invention relates to innovative aqueous dispersion adhesives, processes for preparing them and use thereof in the furniture and automotive industries.
摘要:
The invention relates to innovative viscosity stabilizers for hotmelts, to melt-viscosity-stable hotmelts comprising these viscosity stabilizers, to a process for preparing them and to their use.
摘要:
The present invention relates to novel bonding agents based on carbodiimides, to aqueous resorcinol-formaldehyde-latex dispersion comprising bonding agent, to adhesion-improved fibres, to processes for production thereof, and to use thereof for improving adhesion in tyres.
摘要:
The present invention relates to aqueous resorcinol-formaldehyde-latex dispersions comprising at least one carbodiimide based on compounds of the formula (I) R′—(—N═C═N—R—)m—R″ (I), where, m is an integer from 1 to 500, R=C1-C18-alkylene, C5-C18-cycloalkylene-, arylene and/or C7-C12-aralkylene, R′=R—NCO, R—NHCONHR1, R—NHCONR1R2, R—NHCOOR3 or R—NHCO—R5 and R″=—NCO, —NHCONHR1, —NHCONR1R2, —NHCO—R5 or —NHCOOR3, where R1 and R2 in R′ are mutually independently identical or different and are a C1-C6-alkyl moiety, C6-C10-cycloalkyl moiety or C7-C12-aralkyl moiety, and R3 is as defined for R1 or is a polyester moiety or a polyamide moiety or —(CH2)l—(O—(CH2)k—O)g—R4, —C8H4(OH) or —C8H3(OH)—((CH2)h—C6H4(OH))y and R5=epoxide, phenol, oxime, resorcinol, polyethylene glycols and/or lactam, preferably caprolactam, where l=from 1 to 3, k=from 1 to 3, g=from 0 to 12, h=from 1 to 2 and y=from 1 to 50, and R4=H or C1-C4-alkyl.
摘要:
A method for producing compounds comprising at least one carbodiimide group is described, by reacting at least one isocyanate-containing starting compound or a derivative thereof, wherein the method is conducted in at least two stages.