US 9,809,776 B2
Mould release lubricant
Soh Kheang Loh, Selangor (MY); and Yuen May Choo, Selangor (MY)
Assigned to MALAYSIAN PALM OIL BOARD, Selangor (MY)
Appl. No. 14/891,946
Filed by MALAYSIAN PALM OIL BOARD, Selangor (MY)
PCT Filed May 19, 2014, PCT No. PCT/MY2014/000106
§ 371(c)(1), (2) Date Nov. 17, 2015,
PCT Pub. No. WO2015/034343, PCT Pub. Date Mar. 12, 2015.
Claims priority of application No. PI 2013001845 (MY), filed on May 20, 2013.
Prior Publication US 2016/0090543 A1, Mar. 31, 2016
Int. Cl. B28B 7/38 (2006.01); B28B 1/093 (2006.01); C10M 105/36 (2006.01)
CPC C10M 105/36 (2013.01) [B28B 7/384 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A process for the production of a mould release lubricant formulated to form concrete without staining a surface of the concrete, wherein the process comprises:
blending or mixing
a) a vegetable oil base fluid; and
b) a tackifier additive included in a range between 7% to 10% by weight of the mould release lubricant,
at a temperature of between 50° C. to 70° C. and at an atmospheric pressure of between 500 torr to 1000 torr; and
applying the mould release lubricant as a barrier between a concrete mould and a concrete surface, the mould release lubricant enabling release of the concrete from the concrete mould without causing oil stains on the concrete surface.