People might like to check out this article on the subject of rope:
It was written by Dr.Barry L. Ornitz WA4VZQ, a PhD chemical engineer who has
worked for several manufacturers of plastics and chemicals, has quite a bit
of experience with the physical and chemical properties of plastics, and is
familiar with the chemical and ultraviolet resistance of polymers
73s Tim EI8IC
----- Original Message -----
From: "Bill Coleman" <firstname.lastname@example.org>
To: "Mike & Coreen Smith" <email@example.com>; <firstname.lastname@example.org>;
Sent: 12 July 2002 00:14
Subject: Re: [Towertalk] rope
> On 6/13/02 7:47 PM, Mike & Coreen Smith at email@example.com wrote:
> >I've got a chunk of nylon rope as a boom support on a 24' boom 6m yagi
> >it's approaching 10 years old and going strong.
> Both nylon and poly rope will deteriorate with the Sun's UV. Nylon takes
> longer. I've had nylon ropes under my airplane for three or four years
> before they deteriorated sufficiently to replace. Poly rope would not
> have lasted a year in the hot GA sun.
> Some synthetic ropes (Nylon, Dacron, etc) designed for outdoor use have
> UV inhibitors for this reason. Makes them last 10 years instead of 3.
> Bill Coleman, AA4LR, PP-ASEL Mail: firstname.lastname@example.org
> Quote: "Not within a thousand years will man ever fly!"
> -- Wilbur Wright, 1901