Diacetone Acrylamide DAAM
DAAM
Referred to as dual-amine (DAAM), molecular formula C9H15NO2,
molecular weight 169.2.
It is a white powder or flake crystal at room temperature, soluble
in water, methanol, ethanol, acetone, tetrahydrofuran
, Ethyl acetate, acrylonitrile, styrene and other organic solvents,
easily co-polymerized with a variety of monomers to form polymers
to achieve a strong
water absorption, but this product does not dissolve in n-hexane,
petroleum ether.
DAAM has two reactive functional groups: N-substituted amide and
ketone, So, it is co-polymerized with ethylene and the other
monomer
which introduce ketone carbonyl group, ketone carbonyl group is
able to cause polymers have cross linking and branch linking
reactions to make varieties of
adhesives, thickeners, paper reinforcing agents, cross linking
agent and so on.
It has been widely used in coatings, adhesives, household
chemicals, epoxy curing agent, photosensitive resin additives,
textile auxiliaries, health care and medical areas.
Acrylamide, often referred to as dual-amine, the English name of
Acrylamide, N-(1,1-dimethyl-3 -oxobutyl) abbreviated as DAAM. DAAM
application are as
follows:
(1) for hair treatment agent application:
Dual amines' important feature is that its homopolymer or copolymer
does not soluble in water, but has a "water-breathing" feature, its
water absorption
Weight up to 20% to 30%, but on the other hand, it also evaporate
water when the humidity is less than 60%. The use of this feature
is mainly used dual
Amine hair spraying fixed conditioner and photosensitive resin
production.
(2) In the application of photosensitive resin
Use the bright, hard, acid and base resistant solid form dual amine
homopolymer to produce photosensitive resin, the produced
photosensitive resin can have
faster light exposure speed, after exposion, the non-image part is
easily removed to gain clear images and high resolution with good
solvent and water-
resistances properties.
Dual amine Another important application is to partially replace
the gelatin used in photographic emulsion. The gelatin has been
applied in photographic
emulsion for more than a century years, because of its special
features. It is difficult to find the ideal product to replace it.
Photography use high-
purity-gelatin will be a long-term shortage in China, China
domestic use photo-sensitive materials of gelatin is about 2500t,
but the domestic produced
photography use gelatin is only a few hundred tons. So, gelatin
substitutes are also very important.
(3) for the preparation of plastic flexible Printing Plate
(4) In the application of adhesive
It can be used as fiber compounds, cement, glass, aluminum and PVC
adhesion promoting agent and modifier, may also be applied in
pressure-sensitive
adhesives, and heat-sensitive adhesive for paper, textile and
acrylic polymer plastic films.
(5) In other application areas
In addition to the above application area, Diacetone acrylamide can
also be widely applied in the following area:
① can be used as epoxy resin, marine antirust paint, ship bottom
underwater coatings, acrylic resin coating, unsaturated poly -
Esters curing agents;
② Diacetone acrylamide monomer water-soluble polymer has been
effectively used for the clarification of suspended solids;
③ can be used as laser recording material with heating process
④ Anti-fuzzy agents for glass;
⑤ Applied in azo copying materials;
⑥ Used as water-soluble photosensitive resin composition.
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