Sizing agent for glass fibers

Details Sizing agent for glass fibers Sizing agent for glass fibers

1984-10-05

1987-04-21

Jacobs, Lewis T.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

524494, 524560, 524604, 524605, 428378, C08K 900

Patent

active

046597530

ABSTRACT:
In an aqueous sizing agent for glass fibers, comprising a bonding agent, a film-former and, optionally, a lubricant, wetting agent and/or other conventional additive, the improvement which comprises including therein a masked polyisocyanate which is water-soluble or dispersible. The sized glass fibers are especially useful in reinforcing polymeric products such as polyamides, giving improved physical properties.

REFERENCES:
patent: 3803069 (1974-04-01), McWilliams et al.
patent: 3837892 (1974-09-01), Marzocchi
patent: 4255317 (1981-03-01), Coakley et al.
patent: 4301052 (1981-11-01), Pollman
patent: 4395444 (1983-07-01), Das et al.
Chemical Abstracts, Ban 98, Nr. 26, Jun. 1983, Seite 307, Nr. 220697w, Columbus, Ohio, US; & JP--A--57 209 856 (Unitika Ltd.) 23.12. 1982.
Chemical Abstracts, Band 98, Nr. 10, 7. Marz 1983, Seite 38, Nr. 73309r, Columbus, Ohio, US; & RO--A--66854 (Nicola, Grigore) 30.11.1979.

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