US 11,780,208 B2
Moulded composite article formed from laminates
Sanje Mahasivam, Colombo (LK); Pasan Mihijaya, Colombo (LK); Sulochana Kumari, Colombo (LK); and Nilusha Gunawardena, Colombo (LK)
Assigned to Silueta (Private) Limited, Battaramulla (LK)
Appl. No. 17/295,804
Filed by Silueta (Private) Limited, Battaramulla (LK)
PCT Filed Nov. 21, 2019, PCT No. PCT/SG2019/050571
§ 371(c)(1), (2) Date May 20, 2021,
PCT Pub. No. WO2020/106221, PCT Pub. Date May 28, 2020.
Claims priority of application No. 10201810407S (SG), filed on Nov. 21, 2018.
Prior Publication US 2022/0024177 A1, Jan. 27, 2022
Int. Cl. B32B 5/24 (2006.01); B32B 7/02 (2019.01); B32B 7/05 (2019.01); B32B 7/12 (2006.01); B32B 27/12 (2006.01); B32B 5/18 (2006.01); B32B 27/40 (2006.01); B29C 51/14 (2006.01); B32B 37/12 (2006.01); A41C 3/14 (2006.01); A41D 31/02 (2019.01); B32B 7/022 (2019.01); B29C 51/00 (2006.01); B32B 5/32 (2006.01); B32B 1/00 (2006.01); B29K 75/00 (2006.01); B29K 105/04 (2006.01); B29K 105/08 (2006.01); B29L 31/48 (2006.01); B32B 5/02 (2006.01)
CPC B32B 7/022 (2019.01) [A41C 3/14 (2013.01); A41D 31/02 (2013.01); B29C 51/004 (2013.01); B29C 51/14 (2013.01); B32B 1/00 (2013.01); B32B 5/18 (2013.01); B32B 5/245 (2013.01); B32B 5/32 (2013.01); B32B 7/02 (2013.01); B32B 7/05 (2019.01); B32B 7/12 (2013.01); B32B 27/12 (2013.01); B32B 27/40 (2013.01); B32B 37/12 (2013.01); B32B 37/1284 (2013.01); B32B 37/1292 (2013.01); B29K 2075/00 (2013.01); B29K 2105/04 (2013.01); B29K 2105/0809 (2013.01); B29L 2031/4885 (2013.01); B32B 5/02 (2013.01); B32B 2250/04 (2013.01); B32B 2250/40 (2013.01); B32B 2255/102 (2013.01); B32B 2266/0278 (2013.01); B32B 2307/536 (2013.01); B32B 2307/72 (2013.01); B32B 2307/734 (2013.01); B32B 2437/00 (2013.01); B32B 2571/00 (2013.01); Y10T 428/2495 (2015.01); Y10T 428/24802 (2015.01); Y10T 428/24851 (2015.01); Y10T 428/24983 (2015.01); Y10T 428/24992 (2015.01); Y10T 428/249953 (2015.04); Y10T 428/249981 (2015.04)] 15 Claims
OG exemplary drawing
 
1. A molded composite article, comprising:
a first foam laminate formed from a fabric and a polyurethane foam;
a second foam laminate formed from a fabric and a polyurethane foam; and
an adhesive bonding the first and second laminates together, wherein:
the molded composite article has been subjected to compression molding;
the polyurethane foam of the first foam laminate has a density of from 10 to 25 kg/m3 before compression molding, and a hardness of from 2 to 20 before compression molding, as measured using an Asker type F Durometer;
the polyurethane foam of the second foam laminate has a hardness of from 45 to 90 before compression molding, as measured using an Asker type F Durometer;
the first foam laminate of the molded composite article is from 7 to 15% thinner relative to the same material before compression molding and the second foam laminate of the molded composite article is from 25 to 60% thinner relative to the same material before compression molding; and
wherein the composite article comprises one or both of the following:
(i) after ten machine wash and dry cycles, the composite article displays less than 3% shrinkage in a length and width directions, as compared to the original length and width dimensions of the composite article; and
(ii) after twenty-five machine wash and dry cycles, the composite article does not exhibit any delamination.