Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1996-09-13
1998-06-30
Szekely, Peter A.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
523136, 524 13, 524 35, C08L 102
Patent
active
057734941
ABSTRACT:
A laser beam absorbing resin composition adaptable for laser marking, and a markable article formulated from such resin composition is provided. The composition includes at least a urea-based thermosetting resin, a cellulose reinforcement, and titanium dioxide. The titanium dioxide is preferably present in a concentration of at least about 1.5 wt % of the composition, more preferably in a range of at least about 1.5 wt % to at most about 5 wt % of the composition, and most preferably in a range of at least about 2 wt % to at most about 5 wt % of the composition.
REFERENCES:
patent: 1482357 (1924-01-01), Ellis
patent: 1756252 (1930-04-01), Lougovoy
patent: 1905999 (1933-04-01), Ellis
patent: 2038345 (1936-04-01), Cochrane
patent: 2075805 (1937-04-01), Ellis
patent: 2092502 (1937-09-01), Ellis
patent: 2260033 (1941-10-01), Kienle et al.
patent: 2317181 (1943-04-01), D'Alelio
patent: 2333396 (1943-11-01), Stock
patent: 3336248 (1967-08-01), Sincavage et al.
patent: 3909470 (1975-09-01), Lambuth et al.
patent: 5422383 (1995-06-01), Takahashi et al.
patent: 5432213 (1995-07-01), Kim et al.
patent: 5434200 (1995-07-01), Kolker et al.
Derwent Publications, Ltd. London, GB, AN 95-101580 and abstract of JP-A-07-025,154.
Derwent Publications, Ltd., London, GB, AN 95-127963 and abstract of JP-A-07-052,536.
Finvimar International B.V.
Szekely Peter A.
LandOfFree
Laser-markable article and a composition containing a urea therm does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Laser-markable article and a composition containing a urea therm, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Laser-markable article and a composition containing a urea therm will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1859971