Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1987-10-19
1989-03-07
Lilling, Herbert J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
524227, 524228, 524229, 524231, 524399, 524400, 524486, 524503, 524504, 524583, C08J 320, C08K 300, C08K 520, C08K 904
Patent
active
048107336
ABSTRACT:
A color concentrate which comprises (a) one or more of polypropylene resins and propylene copolymers having a melt flow rate in the range of 0.1-100, (b) one or more of organic and inorganic pigments; and (c) one or more pigment dispersants selected from the group consisting of polyethylene wax, polypropylene wax and derivatives thereof, zinc stearate, magnesium stearate, aluminium stearate, calcium stearate and ethylene bisamide, the contents of (a), (b) and (c) being, respectively, 11-30 wt %, 10-80 wt % and 10-50 wt % based on the total of (a), (b) and (c); and molded or extruded articles of thermoplastic resins other than (a) colored with the color concentrate.
REFERENCES:
patent: 3767444 (1973-10-01), Zeisberger
patent: 4235641 (1980-11-01), Engelmann et al.
patent: 4732570 (1988-03-01), Baumbartner et al.
Derwent 87-24957/35 Toyo Ink J62167340 (7-87).
Derwent 86-207400/32 Mitsui J61138652 (6-86).
Derwent 85-167876/28 Dainichiseika J60096622 (5-85).
Derwent 84-071045/12 Carbon Paper J59024691 (2-84).
Derwent 83-720055/30 Toyoda Gosei J58102744 (6-83).
Derwent 85-181516/30 Toyo Ink J60110737 (6-85).
Derwent 80-871480/49 Finke K. J55135141 (10-80).
Derwent Abs 77-74278y/42 Fabere DE2613933 (10-77).
Sakuma Noburu
Shimizu Hideo
Lilling Herbert J.
Toyo Ink Mfg Co., Ltd
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