Part of the smell could be from the paper itself as pulp trees are
nothing but stinky disgusting weeds grown to make paper.
John
On 06/06/12 09:24 AM, Whittaker, Dewey (EHCOE) wrote:
> Well luckily, you can't judge a book by it's color and if it's Doug's
> new comic books the smell may be the only funny thing emanating from
> the contents.
> Dewey
>
> -----Original Message-----
> From: Joyce Koo [mailto:[log in to unmask]]
> Sent: Wednesday, June 06, 2012 9:11 AM
> To: 'TechNet E-Mail Forum'; Whittaker, Dewey (EHCOE)
> Subject: RE: [TN] Electronic assemblies packaging
>
> Paper product has been changed dramatically in last 100 years. I had
> old 18xx copy of books, still black and white with gold edge. My new
> text book about state of the art technology, turned yellow very
> quickly under the sun.
> Some of them smell funny too.
>
> Joyce Koo
> Materials Researcher - Materials Interconnect Lab
> Research In Motion Limited
> Office: (519) 888-7465 79945
> Mobile: (226) 220-4760
>
>
> -----Original Message-----
> From: TechNet [mailto:[log in to unmask]] On Behalf Of Whittaker, Dewey
> (EHCOE)
> Sent: Wednesday, June 06, 2012 11:58 AM
> To: [log in to unmask]
> Subject: Re: [TN] Electronic assemblies packaging
>
> Of course the solder joints on your radio are still shiny due to all
> the string theory buffs.
> Dewey
>
> -----Original Message-----
> From: TechNet [mailto:[log in to unmask]] On Behalf Of Mike Fenner
> Sent: Wednesday, June 06, 2012 8:48 AM
> To: [log in to unmask]
> Subject: Re: [TN] Electronic assemblies packaging
>
> Dampness will improve the static dissipation properties of the card,
> for
> other properties I offer a personal observation rather than rigorous
> data:
> I own an old car (~50 years) and am always on the look out for what
> is known
> as N.O.S. parts. Especially electrical parts like switches,
> dials/gauges
> etc. For non classic car fans, "NOS" means new old stock. In other
> words the
> parts are also 50 or more years old, but have not been used so are in
> original packing - cardboard. [This is not for sentimentality but
> because
> the original old stock is better made than modern reproductions and
> does
> things like work and fit.] Terminations on this old stuff are nearly
> always
> perfectly clean and shiny, although the boxes are usually a little
> sad.
> Soldered joints are bright, but what would constitute tracking (very
> thing
> copper pieces in some gauges) is usually dull.
> 50 years is about 40 more than the planned storage time and predates
> nearly
> all auto electronics, so can't comment on that. [Although I do have a
> rather
> modern late 1960s early 70s radio complete with push button tuning -
> string
> operated of course!]
>
> Regards
>
>
> Mike
>
> Bonding Services & Products
> M: +44 [0] 7810 526 317
> T: +44 [0] 1865 522 663
> E: [log in to unmask]
>
>
>
>
> -----Original Message-----
> From: TechNet [mailto:[log in to unmask]] On Behalf Of Jack Olson
> Sent: Wednesday, June 06, 2012 3:23 PM
> To: [log in to unmask]
> Subject: Re: [TN] Electronic assemblies packaging
>
> Maybe I missed something, but that article didn't seem too
> enlightening.
> Isn't it common knowledge that bare copper will tarnish?
> and that silver coatings need to be protected with "silver saver"
> paper or
> some type of good packaging until used?
> (a "no brainer" study, if you ask me...)
>
> It might not be wise to store "piles of reels" in cardboard boxes for
> nearly
> a decade,
> but the component termination plating on those probably aren't copper
> or
> silver.
>
> I thought the original question was about shipping final product, not
> about
> wettability.
> What is the danger of shipping AFTER SOLDERING in cardboard?
> Maybe not the cardboard,
> probably the moisture.
>
> Jack
>
> .
> On Tue, 5 Jun 2012 20:33:27 -0400, Robert Kondner
> <[log in to unmask]> wrote:
>
>>Hi,
>>
>> Having used card board shelving supplies for years I was curious. I
>> heard
>>about solderability issues but never noticed issues. So I was
>> wondering if
>>this was hogwash or not.
>>
>> So I did a little web look up and found this note:
>>
>>www.kondner.com/files/cardboard_soldering.pdf
>>
>>Now I have parts in plastic bags and the cardboard containers do have
>> small
>>holes, that might help vent. Our temperature is lower probably around
>> 20 -
>>23C. But the result in the paper were a BIG surprise. Likes like it
>> is a
>>real issue and NOT hogwash.
>>
>> I have a pile of 1206 reels that have been sitting in a card board
>> box
>>without plastic bags for maybe 10 years. I will need to take a look.
>>
>>Bob K.
>
>
>
>
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