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    • 1. 发明授权
    • Method of manufacturing a transparent polymer material article with a
refractive index gradient
    • 制造具有折射率梯度的透明聚合物材料制品的方法
    • US5258144A
    • 1993-11-02
    • US833532
    • 1992-02-10
    • Leanirith YeanGeorges WajsGerard MartinPatrick Guerrero
    • Leanirith YeanGeorges WajsGerard MartinPatrick Guerrero
    • C08L101/00B29D11/00G02B1/04G02B3/00G02C7/02
    • B29D11/00355G02B3/0087B29K2995/0031G02C2202/12
    • In a method of manufacturing a transparent polymer material article having a refractive index gradient the polymer base material is caused to absorb a swelling agent including at least a monomer adapted to yield a polymer having a refractive index different than that of the polymer base material. A first preform having a first geometry is formed from the polymer base material sufficiently polymerized for the first preform to be self-supporting. A confinement space is defined between the first preform and an abutment member having facing it a second geometry at least partly different than the first geometry and having a greater volume than the latter. The first preform is brought into contact in the confinement space with a sufficient quantity of swelling agent for the swelling to which it is then subject to cause it to be urged actively into contact with all points of the second geometry. The resulting polymer material is polymerized and the second preform thus obtained is machined, if necessary, to the required final geometry of the required article. The method finds an application in the manufacture of ophthalmic lenses.
    • 在制造具有折射率梯度的透明聚合物材料制品的方法中,使聚合物基材吸收至少包含适于产生具有与聚合物基材的折射率不同的聚合物的单体的溶胀剂。 具有第一几何形状的第一预成型体由对第一预成型体充分聚合的聚合物基材形成为自支撑。 限定空间被限定在第一预制件和抵靠构件之间,所述抵接构件面向与第一几何形状至少部分不同的第二几何形状并且具有比后者更大的体积。 第一预成型件在约束空间中与足够量的用于溶胀的溶胀剂接触,然后使其膨胀,使其被主动地与第二几何形状的所有点接触。 所得到的聚合物材料被聚合,并且如果需要,如此获得的第二预制件被加工成所需制品所需的最终几何形状。 该方法在眼科镜片的制造中得到应用。
    • 3. 发明申请
    • Composition capable of free radical polymerization resulting in shockproof organic glass materials
    • 能够进行自由基聚合的组合物,从而产生防震有机玻璃材料
    • US20050107537A1
    • 2005-05-19
    • US10496743
    • 2002-11-26
    • Gilles RichardOdile PrimelLeanirith Yean
    • Gilles RichardOdile PrimelLeanirith Yean
    • G02C7/02C08F290/06G02B1/04C08L33/02
    • C08F290/061C08F290/06C08F290/062
    • A radically polymerizable composition comprising: a first component A comprising at least an oligomer having at least two radically polymerizable functions and the homopolymer of which has a glass transition temperature (Tg) lower than 50° C., such a component being able to result through polymerization in a (co)polymer having a glass transition temperature (Tg) equal to or lower than 50° C., preferably equal to or lower than 0° C. and more preferably ranging from −50° C. to −10C, said oligomer accounting for more than 15%, preferably at least 20% of the total weight of the polymerizable monomers present in the composition; and a second component B comprising at least a (meth)acrylic monomer having at least one H link promoting group, such a (meth)acrylic monomer accounting for at least 15% of the total weight of the polymerizable monomers and oligomers present in the composition when such a monomer is a methacrylic monomer and at least 35% of the total weight of such polymerizable monomers and oligomers present in the composition when such a monomer is an acrylic monomer.
    • 一种可自由基聚合的组合物,其包含:第一组分A,其包含至少一种具有至少两个可自由基聚合的功能的低聚物,其均聚物的玻璃化转变温度(T g)低于50℃, 这种组分能够通过在等于或低于50℃,优选等于或低于0℃的玻璃化转变温度(T℃)的(共)聚合物中聚合而得到。 更优选为-50℃至-10℃,所述低聚物占组合物中存在的可聚合单体的总重量的15重量%,优选至少20重量%。 和包含至少一种具有至少一个H链段促进基团的(甲基)丙烯酸单体的第二组分B,所述(甲基)丙烯酸单体占组合物中存在的可聚合单体和低聚物的总重量的至少15% 当这样的单体是甲基丙烯酸单体时,当这种单体是丙烯酸单体时,组合物中存在的这些可聚合单体和低聚物的总重量的至少35%。
    • 10. 发明授权
    • Radically polymerizable composition resulting in shock resistant organic lenses
    • 可自由基聚合的组合物产生抗冲击有机透镜
    • US07393880B2
    • 2008-07-01
    • US10496743
    • 2002-11-26
    • Gilles RichardOdile PrimelLeanirith Yean
    • Gilles RichardOdile PrimelLeanirith Yean
    • C08F2/46C08F2/50
    • C08F290/061C08F290/06C08F290/062
    • A radically polymerizable composition comprising: a first component A comprising at least an oligomer having at least two radically polymerizable functions and the homopolymer of which has a glass transition temperature (Tg) lower than 50° C., such a component being able to result through polymerization in a (co)polymer having a glass transition temperature (Tg) equal to or lower than 50° C., preferably equal to or lower than 0° C. and more preferably ranging from −50° C. to −10 C., said oligomer accounting for more than 15%, preferably at least 20% of the total weight of the polymerizable monomers present in the composition; and a second component B comprising at least a (meth)acrylic monomer having at least one H link promoting group, such a (meth)acrylic monomer accounting for at least 15% of the total weight of the polymerizable monomers and oligomers present in the composition when such a monomer is a methacrylic monomer and at least 35% of the total weight of such polymerizable monomers and oligomers present in the composition when such a monomer is an acrylic monomer.
    • 一种可自由基聚合的组合物,其包含:第一组分A,其包含至少一种具有至少两个可自由基聚合的功能的低聚物,其均聚物的玻璃化转变温度(T g)低于50℃, 这种组分能够通过在等于或低于50℃,优选等于或低于0℃的玻璃化转变温度(T℃)的(共)聚合物中聚合而得到。 更优选为-50℃至-10℃,所述低聚物占组合物中存在的可聚合单体的总重量的15重量%,优选至少20重量%。 和包含至少一种具有至少一个H链段促进基团的(甲基)丙烯酸单体的第二组分B,所述(甲基)丙烯酸单体占组合物中存在的可聚合单体和低聚物的总重量的至少15% 当这样的单体是甲基丙烯酸单体时,当这种单体是丙烯酸单体时,组合物中存在的这些可聚合单体和低聚物的总重量的至少35%。