“ziegler”

We have one entry that includes the term ziegler.

Ziegler catalyst

noun

: a catalyst (as triethyl-aluminum or a complex of a trialkyl-aluminum with titanium tetrachloride) that promotes an ionic type of polymerization of ethylene, propylene, or related olefins at atmospheric pressure with the resultant formation of a relatively high-melting polyethylene, a stereoregular polypropylene, or similar product

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  • any of a genus helianthus especially h annuus of new world composite plants with large yellow rayed flower heads bearing edible seeds that yield an edible oil
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